gcc/ChangeLog

   1 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
   2
   3         PR tree-optimization/48497
   4         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
   5
   6 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
   7
   8         PR tree-optimization/46728
   9         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
  10         to use gimple_val_nonnegative_real_p.
  11         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
  12         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
  13
  14 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
  15
  16         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
  17
  18 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
  19
  20         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
  21         constant vectors.
  22
  23 2011-06-07  Richard Guenther  <rguenther@suse.de>
  24
  25         * stor-layout.c (initialize_sizetypes): Initialize all
  26         sizetypes based on target definitions.
  27         (set_sizetype): Remove.
  28         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
  29         * tree.h (set_sizetype): Remove.
  30
  31 2011-06-07  Nick Clifton  <nickc@redhat.com>
  32
  33         * config.gcc: Unify V850 architecture options and add support for
  34         newer V850 architectures.
  35         * config/v850/t-v850e: Delete.
  36
  37 2011-06-07  Richard Guenther  <rguenther@suse.de>
  38
  39         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
  40         Call set_sizetype from here.
  41
  42 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
  43
  44         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
  45         (*maddhisi4tb, *maddhisi4tt): New define_insns.
  46
  47 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
  48             Andrew Stubbs  <ams@codesourcery.com>
  49
  50         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
  51         multiplies.
  52         * doc/md.texi (Canonicalization of Instructions): Document widening
  53         multiply canonicalization.
  54
  55 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
  56
  57         PR gcov-profile/49299
  58         * value-prof.c (gimple_ic): Don't assume icall has
  59         a fallthru edge.
  60
  61 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
  62
  63         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
  64         a pointer.
  65         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
  66         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
  67         vect_recog_pow_pattern): Likewise.
  68         (vect_pattern_recog_1): Remove declaration.
  69         (widened_name_p): Remove declaration.  Add new argument to specify
  70         whether to check that both types are either signed or unsigned.
  71         (vect_recog_widen_mult_pattern): Update documentation.  Handle
  72         unsigned patterns and multiplication by constants.
  73         (vect_pattern_recog_1): Update vect_recog_func references.  Use
  74         statement information from the statement returned from pattern
  75         detection functions.
  76         (vect_pattern_recog): Update vect_recog_func reference.
  77         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
  78         multiplication by a constant use the type of the other operand.
  79
  80 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
  81
  82         PR rtl-optimization/49145
  83         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
  84
  85 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
  86
  87         PR debug/49262
  88         * dwarf2out.c (native_encode_initializer): Decrement count in each
  89         iteration.
  90
  91         PR debug/49294
  92         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
  93         non-MODE_INT modes.
  94
  95         PR c++/49264
  96         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
  97         if stmt folded into nothing.
  98         * tree-inline.c (fold_marked_statements): If a builtin at the
  99         end of a bb folded into nothing, just update cgraph edges
 100         and move to next bb.
 101         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
 102         to be NULL.  Don't compute count and frequency if new_call is NULL.
 103
 104 2011-06-04  Diego Novillo  <dnovillo@google.com>
 105
 106         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
 107         (cgraph.o): Likewise.
 108         (cgraphunit.o): Likewise.
 109         * cgraphunit.c: Include lto-streamer.h
 110         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
 111         if LTO is enabled.
 112         * lto-streamer-in.c (unpack_value_fields): Call
 113         streamer_hooks.unpack_value_fields if set.
 114         (lto_materialize_tree): For unhandled nodes, first try to
 115         call lto_streamer_hooks.alloc_tree, if it exists.
 116         (lto_input_ts_decl_common_tree_pointers): Move reading of
 117         DECL_INITIAL to lto_streamer_read_tree.
 118         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
 119         (lto_streamer_read_tree): New.
 120         (lto_reader_init): Rename from lto_init_reader.
 121         Move initialization code to lto/lto.c.
 122         * lto-streamer-out.c (pack_value_fields): Call
 123         streamer_hooks.pack_value_fields if set.
 124         (lto_output_tree_ref): For tree nodes that are not
 125         normally indexable, call streamer_hooks.indexable_with_decls_p
 126         before giving up.
 127         (lto_output_ts_decl_common_tree_pointers): Move handling
 128         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to
 129         lto_streamer_write_tree.
 130         (lto_output_tree_header): Call streamer_hooks.is_streamable
 131         instead of lto_is_streamable.
 132         Call lto_streamer_hooks.output_tree_header if set.
 133         (lto_write_tree): Call lto_streamer_hooks.write_tree if
 134         set.
 135         (lto_streamer_write_tree): New.
 136         (lto_output): Call lto_streamer_init directly.
 137         (lto_writer_init): Remove.
 138         * lto-streamer.c (streamer_hooks): New.
 139         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
 140         instead of lto_preload_common_nodes.
 141         (lto_is_streamable): Move from lto-streamer.h
 142         (lto_streamer_hooks_init): New.
 143         (streamer_hooks): New.
 144         (streamer_hooks_init): New.
 145         * lto-streamer.h (struct output_block): Forward declare.
 146         (struct lto_input_block): Likewise.
 147         (struct data_in): Likewise.
 148         (struct bitpack_d): Likewise.
 149         (struct streamer_hooks): Declare.
 150         (streamer_hooks): Declare.
 151         (lto_streamer_hooks_init): Declare.
 152         (lto_streamer_write_tree): Declare.
 153         (lto_streamer_read_tree): Declare.
 154         (streamer_hooks_init): Declare.
 155         (lto_is_streamable): Move to lto-streamer.c
 156
 157 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 158
 159         * longlong.h (smul_ppmm): The resulting register pair contains the
 160         higher order word first.
 161
 162 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 163
 164         PR tree-optimization/46728
 165         * builtins.c (powi_table): Remove.
 166         (powi_lookup_cost): Remove.
 167         (powi_cost): Remove.
 168         (expand_powi_1): Remove.
 169         (expand_powi): Remove.
 170         (expand_builtin_pow_root): Remove.
 171         (expand_builtin_pow): Remove.
 172         (expand_builtin_powi): Eliminate handling of constant exponent.
 173         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
 174
 175 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
 176
 177         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
 178
 179 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
 180
 181         * dce.c (reset_unmarked_insns_debug_uses): New.
 182         (delete_unmarked_insns): Skip debug insns.
 183         (prescan_insns_for_dce): Likewise.
 184         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
 185         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
 186         active reg can be found.
 187         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
 188         (convert_regs_1): Use it.
 189
 190 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
 191
 192         * tree-pretty-print.c (dump_function_header): Add flags.
 193         Don't dump decl_uid with nouid.
 194         * tree-pretty-print.h (dump_function_header): Adjust.
 195         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
 196         * passes.c (pass_init_dump_file): Pass dump_flags on.
 197         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
 198
 199 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
 200
 201         PR bootstrap/49270
 202         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
 203
 204 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
 205
 206         PR tree-optimization/49243
 207         * calls.c (setjmp_call_p): Also check if fndecl has the
 208         returns_twice attribute.
 209
 210 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 211
 212         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
 213         -ffast-math etc.
 214
 215 2011-06-06  Richard Henderson  <rth@redhat.com>
 216             Georg-Johann Lay  <avr@gjlay.de>
 217
 218         PR target/42210
 219         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
 220         New predicates.
 221         * config/avr/avr.md ("insv"): New insn expander.
 222         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
 223         "*insv.not.io", "*insv.reg"): New insns.
 224
 225 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
 226
 227         PR target/49285
 228         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct
 229         predicate to nonimmediate_operand from memory_operand for the
 230         operand that is to be forced to memory by the expander.  Lose
 231         the constraints.
 232
 233 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
 234
 235         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
 236         EH return when delayed branches are disabled.
 237
 238 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
 239
 240         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
 241         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
 242         calculation.
 243         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
 244         Simplify MODE_V1DF and MODE_V2SF handling.
 245         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
 246         Simplify MODE_SF handling.
 247
 248 2011-06-04  Jan Hubicka  <jh@suse.cz>
 249
 250         PR tree-optimization/48893
 251         PR tree-optimization/49091
 252         PR tree-optimization/49179
 253         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
 254         Bounds check.
 255
 256 2011-06-04  Jan Hubicka  <jh@suse.cz>
 257
 258         PR lto/48954
 259         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args bitmaps.
 260
 261 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
 262
 263         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
 264
 265 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
 266
 267         PR target/49281
 268         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
 269         to be strictly smaller than 1 << shiftcount.
 270
 271 2011-06-04  Jan Hubicka  <jh@suse.cz>
 272
 273         PR tree-optimize/48929
 274         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
 275         of empty predicate.
 276
 277 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
 278
 279         PR debug/48333
 280         * calls.c (emit_call_1): Prefer the __builtin declaration of
 281         builtin functions.
 282
 283 2011-06-03   Diego Novillo  <dnovillo@google.com>
 284
 285         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
 286         (lto_input_tree_pointers): Likewise.
 287         * lto-streamer-out.c (pack_value_fields): Likewise.
 288         (lto_output_tree_pointers): Likewise.
 289         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
 290         and OPTIMIZATION_NODE.
 291
 292 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 293
 294         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
 295         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
 296         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
 297         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
 298         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
 299         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
 300         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
 301         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
 302         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
 303         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
 304         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
 305         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
 306         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
 307         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
 308         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
 309         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
 310         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
 311         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
 312         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
 313         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
 314         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
 315         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
 316         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
 317         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
 318         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
 319         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
 320         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
 321         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
 322         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
 323         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
 324         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
 325         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
 326         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
 327         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
 328         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
 329         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
 330         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
 331         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
 332         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
 333         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
 334         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
 335         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
 336         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
 337         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
 338         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
 339         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
 340         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
 341         * system.h (MD_UNWIND_SUPPORT): Poison.
 342         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
 343         * doc/tm.texi: Regenerate.
 344         * unwind-dw2.c: Include md-unwind-support.h instead of
 345         MD_UNWIND_SUPPORT.
 346         * config/ia64/unwind-ia64.c: Likewise.
 347         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
 348
 349 2011-06-03  Jack Howarth <howarth@bromo.med.uc.edu>
 350
 351         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
 352
 353 2011-06-03  Richard Henderson  <rth@redhat.com>
 354             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 355
 356         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
 357         (sigill_hdlr): Correct insn, insn size.
 358         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
 359
 360 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 361
 362         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
 363         t-slibgcc-dummy.
 364         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
 365         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
 366         * config/mips/t-iris: Remove.
 367         * config/mips/t-irix6: New file.
 368         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
 369
 370 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 371
 372         * Makefile.in (LIB2ADDEHDEP): Remove.
 373         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
 374         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
 375         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
 376         * config/t-darwin (LIB2ADDEHDEP): Remove.
 377         * config/t-freebsd (LIB2ADDEHDEP): Remove.
 378         * config/t-linux (LIB2ADDEHDEP): Remove.
 379
 380 2011-06-03  Diego Novillo  <dnovillo@google.com>
 381
 382         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
 383         (lto_register_var_decl_in_symtab): Likewise.
 384         (lto_register_function_decl_in_symtab): Likewise.
 385         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
 386         logic to uniquify_nodes.
 387
 388 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 389
 390         * config/alpha/t-osf5: Remove.
 391         * config/alpha/t-osf-pthread: Remove.
 392         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
 393         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
 394
 395 2011-06-03  Julian Brown  <julian@codesourcery.com>
 396
 397         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
 398         (strongarm1110): Use strongarm tuning.
 399         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
 400         * config/arm/arm.c (arm_strongarm_tune): New.
 401         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
 402         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
 403         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
 404         setting, using previous defaults or 1 for Cortex-A5.
 405         (arm_option_override): Set max_insns_skipped from current tuning.
 406
 407 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
 408
 409         * doc/install.texi (Options specification): Document --with-specs.
 410
 411 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 412
 413         * config/arm/neon.md (orndi3_neon): Actually split it.
 414
 415 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
 416
 417         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
 418         * var-tracking.c (reverse_op): Limite recurse depth to 5.
 419
 420 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
 421
 422         PR debug/47590
 423         * target.def (delay_sched2, delay_vartrack): New.
 424         * doc/tm.texi.in: Update.
 425         * doc/tm.texi: Rebuild.
 426         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
 427         * var-tracking.c (gate_handle_var_tracking): Likewise.
 428         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
 429         (bfin_flag_var_tracking): Drop.
 430         (output_file_start): Don't save and override flag_var_tracking.
 431         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
 432         (bfin_reorg): Test original variables.
 433         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
 434         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
 435         (ia64_flag_var_tracking): Drop.
 436         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
 437         (ia64_file_start): Don't save and override flag_var_tracking.
 438         (ia64_override_options_after_change): Ditto
 439         flag_schedule_insns_after_reload.
 440         (ia64_reorg): Test original variables.
 441         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
 442         (picochip_flag_var_tracking): Drop.
 443         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
 444         (picochip_option_override): Don't save and override
 445         flag_schedule_insns_after_reload.
 446         (picochip_asm_file_start): Ditto flag_var_tracking.
 447         (picochip_reorg): Test original variables.
 448         * config/spu/spu.c (spu_flag_var_tracking): Drop.
 449         (TARGET_DELAY_VARTRACK): Define.
 450         (spu_var_tracking): New.
 451         (spu_machine_dependent_reorg): Call it.
 452         (asm_file_start): Don't save and override flag_var_tracking.
 453
 454 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
 455
 456         PR target/49163
 457         * config/sh/predicates.md (general_movsrc_operand): Return 0
 458         for memory and memory subreg of which address is an invalid
 459         indexed address for QI and HImode.
 460         (general_movdst_operand): Likewise.
 461
 462 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
 463
 464         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
 465         edges only, when there is a non-local label in the function.
 466         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
 467
 468 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
 469
 470         * config/i386/constraints.md (Y3): New register constraint.
 471         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
 472         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
 473         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
 474         *sse2_interleave_lowv2df.
 475
 476 2011-06-02  Julian Brown  <julian@codesourcery.com>
 477
 478         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
 479         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
 480         (arm_cortex_a5_tune): New.
 481
 482 2011-06-02  Julian Brown  <julian@codesourcery.com>
 483
 484         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
 485         * config/arm/arm.c (arm_default_branch_cost): New.
 486         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
 487         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
 488         (arm_fa726_tune): Set branch_cost field using
 489         arm_default_branch_cost.
 490         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
 491         current_tune structure.
 492         * dojump.c (tm_p.h): Include file.
 493
 494 2011-06-02  Julian Brown  <julian@codesourcery.com>
 495
 496         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
 497         tuning.
 498         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
 499         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
 500         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
 501         field.
 502         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
 503         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
 504         (arm_fa726te_tune): Add prefer_constant_pool setting.
 505         (arm_v6t2_tune, arm_cortex_tune): New.
 506         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
 507         prefer_constant_pool setting.
 508
 509 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
 510
 511         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
 512         switch statement.
 513         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
 514         (*movdf_internal) <case 6,7,8>: Ditto.
 515
 516         * config/i386/constraints.md (Y4): New register constraint.
 517         * config/i386/sse.md (vec_set<mode>_0): Merge with
 518         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
 519         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
 520         *vec_extractv2di_1_sse.
 521         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
 522         and *vec_concatv2di_rex64_sse.
 523
 524 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
 525
 526         PR target/48807
 527         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
 528         of cgraph_local_info for null before attempting to use it.
 529
 530 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
 531
 532         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
 533         (current_function_dynamic_alloc_count): Delete.
 534         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
 535         (expand_builtin_nonlocal_goto): Remove obsolete comment.
 536         (expand_builtin_update_setjmp_buf): Remove dead code.
 537         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
 538         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
 539         support.
 540         * function.c (instantiate_virtual_regs): Likewise.
 541         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
 542         for a block with a single abnormal incoming edge.
 543         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
 544         (SETJMP_VIA_SAVE_AREA): Delete.
 545         * config/sparc/sparc-protos.h (load_got_register): Declare.
 546         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
 547         (load_got_register): Make global.
 548         (sparc_frame_pointer_required): Add 'static'.
 549         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
 550         (sparc_builtin_setjmp_frame_value): New function.
 551         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
 552         (save_stack_nonlocal): New expander.
 553         (restore_stack_nonlocal): Likewise.
 554         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
 555         (nonlocal_goto_internal): New insn.
 556         (goto_handler_and_restore): Delete.
 557         (builtin_setjmp_setup): Likewise.
 558         (do_builtin_setjmp_setup): Likewise.
 559         (setjmp): Likewise.
 560         (builtin_setjmp_receiver): New expander.
 561
 562 2011-06-01  David Li  <davidxl@google.com>
 563
 564         PR middle-end/49261
 565         * tree-pretty-print.c (dump_function_header): Format cleanup.
 566
 567 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
 568
 569         PR target/49238
 570         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
 571         needed when original operands are used for msw_skip comparison.
 572
 573 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
 574
 575         PR debug/49250
 576         * var-tracking.c (add_uses, add_stores): Don't call
 577         cselib_subst_to_values on ENTRY_VALUE.
 578
 579 2011-06-01  Diego Novillo  <dnovillo@google.com>
 580
 581         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
 582         output_record_start with LTO_null instead of output_zero.
 583         (lto_output_ts_binfo_tree_pointers): Likewise.
 584         (lto_output_tree): Likewise.
 585         (output_eh_try_list): Likewise.
 586         (output_eh_region): Likewise.
 587         (output_eh_lp): Likewise.
 588         (output_eh_regions): Likewise.
 589         (output_bb): Likewise.
 590         (output_function): Likewise.
 591         (output_unreferenced_globals): Likewise.
 592         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
 593         instead of NUM_TREE_CODES.
 594         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
 595         (lto_output_int_in_range): Change << to >> when shifting VAL.
 596
 597 2011-06-01  Diego Novillo  <dnovillo@google.com>
 598
 599         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
 600         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
 601
 602 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
 603
 604         PR target/45074
 605         * optabs.h (valid_multiword_target_p): Declare.
 606         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
 607         doing multi-word operations.
 608         * optabs.c (expand_binop): Likewise.
 609         (expand_doubleword_bswap): Likewise.
 610         (expand_absneg_bit): Likewise.
 611         (expand_unop): Likewise.
 612         (expand_copysign_bit): Likewise.
 613         (multiword_target_p): New function.
 614
 615 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
 616
 617         PR rtl-optimization/48830
 618         PR rtl-optimization/48808
 619         PR rtl-optimization/48792
 620         * reload.c (push_reload): Check contains_reg_of_mode.
 621         * reload1.c (strip_paradoxical_subreg): New function.
 622         (gen_reload_chain_without_interm_reg_p): Use it to handle
 623         paradoxical subregs.
 624         (emit_output_reload_insns, gen_reload): Likewise.
 625
 626 2011-06-01  David Li  <davidxl@google.com>
 627
 628         * predict.c : Change pass name
 629         * ipa.c: Ditto.
 630         * dce.c: Ditto.
 631         * tree-profile.c: Ditto.
 632         * except.c: Ditto.
 633
 634 2011-06-01  David Li  <davidxl@google.com>
 635
 636         * tree-pretty-print.c (dump_function_header): New function.
 637         * final.c (rest_of_clean_state): Use header dumper.
 638         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
 639         * passes.c (pass_init_dump_file): Use header dumper.
 640
 641 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
 642
 643         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
 644         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
 645         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
 646         New functions.
 647         (mem_loc_descriptor): Use them.
 648
 649         * var-tracking.c (create_entry_value): New function.
 650         (vt_add_function_parameter): Use it.
 651
 652 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 653
 654         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
 655         Include <signal.h>, <ucontext.h>.
 656         (sigill_caught): Define.
 657         (sigill_hdlr): New function.
 658         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
 659         insns can be executed.
 660         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
 661         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
 662
 663 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 664
 665         * config/t-slibgcc-darwin: Move to ...
 666         * config/t-slibgcc-dummy: ... this.  Clarify comments.
 667         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
 668         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
 669         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
 670         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
 671         Remove i386/t-crtstuff from tmake_file.
 672         (i[34567]86-*-solaris2*): Remove t-svr4,
 673         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
 674         t-slibgcc-dummy.
 675         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
 676         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
 677         sparc/t-crtfm from tmake_file.
 678         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
 679         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
 680         Remove extra_parts.
 681         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
 682         * config/i386/t-nwld (SHLIB_LINK): Remove.
 683         * config/i386/t-rtems-i386: Rename to ...
 684         * config/i386/t-rtems: ... this.
 685         ($(T)crti.o, $(T)crtn.o): Remove.
 686         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
 687         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
 688         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
 689         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
 690         EXTRA_MULTILIB_PARTS): Remove.
 691         * config/sparc/t-sol2-64: Likewise.
 692         * config/sparc/t-sol2: Remove.
 693         * config/sparc/t-crtin: Remove.
 694         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
 695         * config/i386/gmon-sol2.c: Remove.
 696         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
 697         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
 698         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
 699         * config/i386/sol2-gc1.asm: Remove.
 700         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
 701         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
 702         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
 703         * config/t-slibgcc-sld: Remove.
 704
 705 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
 706
 707         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
 708         base_type_for_mode with op_mode instead of mode.
 709
 710 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
 711
 712         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
 713         Cortex-A15.
 714         * config/arm/arm-tune.md: Regenerate.
 715         * config/arm/arm-tables.opt: Regenerate.
 716         * config/arm/arm.c (FL_DIV): Rename...
 717         (FL_THUMB_DIV): ... to this.
 718         (FL_ARM_DIV): Define.
 719         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
 720         (arm_arch_hwdiv): Remove.
 721         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
 722         (arm_issue_rate): Add cortexr5.
 723         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
 724         __ARM_ARCH_EXT_IDIV__.
 725         (TARGET_IDIV): Define.
 726         (arm_arch_hwdiv): Remove.
 727         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
 728         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
 729         (divsi3, udivsi3): New patterns.
 730         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
 731         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
 732
 733 2011-06-01  Martin Jambor  <mjambor@suse.cz>
 734
 735         * ipa-utils.c (ipa_dfs_info): New field scc_no.
 736         * ipa-utils.c (searchc): Set scc_no.
 737
 738 2011-06-01  Martin Jambor  <mjambor@suse.cz>
 739
 740         * ipa-utils.c (searchc_env): New field allow_overwritable.
 741         (searchc): do not ignore edges to overwritable nodes if indicated
 742         by env->allow_overwritable.
 743         (ipa_reduced_postorder): Set env.allow_overwritable.
 744
 745 2011-06-01  Richard Guenther  <rguenther@suse.de>
 746
 747         * tree.c (free_lang_data): Do not reset boolean_type_node nor
 748         char_type_node.
 749         * lto-streamer.c (lto_record_common_node): Take node pointer,
 750         do not register types.
 751         (lto_preload_common_nodes): Explicitly skip preloading nodes
 752         that differ between frontends.
 753
 754 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
 755
 756         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
 757         NON_FLOAT_REGS.
 758
 759 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
 760
 761         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
 762         parameter value for dump. Dump cost on outermost call only.
 763         (rs6000_memory_move_cost): Dump cost on outermost call only.
 764
 765 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
 766
 767         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
 768         DW_OP_GNU_convert ops.
 769
 770         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
 771         cselib_preserve_constants.
 772         (cselib_lookup_1): If cselib_preserve_constants,
 773         a new VALUE is being created for REG and there is a VALUE for the
 774         same register in wider mode, add another loc with lowpart SUBREG of
 775         the wider VALUE.
 776         (cselib_subst_to_values): Handle ENTRY_VALUE.
 777         * var-tracking.c  (replace_expr_with_values): Return NULL for
 778         ENTRY_VALUE too.
 779         * dwarf2out.c (convert_descriptor_to_signed): New function.
 780         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
 781         instead of two shifts.
 782         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
 783         the right mode if needed.
 784         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
 785         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
 786         convert_descriptor_to_signed.
 787         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
 788         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
 789
 790         PR target/48688
 791         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
 792
 793 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
 794
 795         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
 796         of X87MODEI12 and SWI48x instead of SSEMODEI24.
 797         (SWI248x): New mode iterator, rename from X87MODEI.
 798         (X87MODEI): Remove mode iterator.
 799         (X87MODEI12): Ditto.
 800         (SSEMODEI24): Ditto.
 801
 802 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 803
 804         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
 805         * doc/invoke.texi: Document max-vartrack-expr-depth.
 806         * var-tracking.c (EXPR_DEPTH): New.
 807         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
 808
 809 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 810
 811         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
 812         * config/i386/sse.md: Add n to negated FMA pattern names.
 813
 814 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 815
 816         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
 817
 818 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 819
 820         * gengtype-state.c (read_state_params_structs): Initialize previous.
 821
 822 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
 823
 824         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
 825         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
 826
 827 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
 828
 829         * config/i386/i386.md (*movtf_internal): Avoid allocating general
 830         registers.  Penalize F*r->o alternative to prevent partial memory
 831         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
 832         CONST_DOUBLE immediates when optimizing function for size.  Do not move
 833         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
 834         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
 835         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
 836         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
 837         alternatives.
 838         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
 839
 840         (fp_register_operand splitters): Use fp_register_operand
 841         constraint.  Do not use FP_REG_P in insn condition.
 842         (any_fp_register_operand splitters): Use any_fp_register_operand
 843         constraint.  Do not use ANY_FP_REG_P in insn condition.
 844
 845 2011-05-31  Jan Hubicka  <jh@suse.cz>
 846
 847         * cgraph.h (cgraph_inline_failed_t): Give enum a name
 848         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
 849         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
 850         (lto_output_edge): Use output_enum and var_len_unsigned.
 851         (lto_output_varpool_node): Likewise.
 852         (input_overwrite_node): Do not take resolution parameter;
 853         extract it from a bitpack.
 854         (input_node): Do not read resolution; use input_enum and
 855         var_len_unsigned.
 856         (input_varpool_node): Likewise.
 857         (input_edge): Likewise.
 858         (input_cgraph_1): Likewise.
 859
 860 2011-05-31  Richard Guenther  <rguenther@suse.de>
 861
 862         * gimple.c (gimple_register_canonical_type): Do not register
 863         any types via gimple_register_type.
 864
 865 2011-05-31  Jan Hubicka  <jh@suse.cz>
 866
 867         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
 868         of thunks.
 869
 870 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
 871
 872         PR rtl-optimization/49235
 873         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
 874         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
 875
 876 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
 877
 878         PR tree-optimization/49093
 879         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
 880         data references.
 881
 882 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
 883
 884         PR debug/49047
 885         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
 886         for concrete functions containing the code of cloned functions.
 887
 888 2011-05-31  Richard Guenther  <rguenther@suse.de>
 889
 890         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
 891         to ...
 892         (forward_propagate_into_comparison_1): ... this.
 893         (forward_propagate_comparison): Rename to ...
 894         (forward_propagate_into_comparison): ... this.  Split out
 895         real forward propagation code to ...
 896         (forward_propagate_comparison): ... this.
 897         (forward_propagate_into_gimple_cond): Remove looping.
 898         (forward_propagate_into_cond): Likewise.
 899         (simplify_not_neg_expr): Return whether we have done something.
 900         (simplify_gimple_switch): Likewise.
 901         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
 902         (ssa_forward_propagate_and_combine): ... this.  Re-structure
 903         to do a forward forward-propagation walk on BBs and a backward
 904         stmt combining walk on BBs.  Consistently re-scan changed statements.
 905         (pass_forwprop): Adjust.
 906
 907 2011-05-30  Ian Lance Taylor  <iant@google.com>
 908
 909         * godump.c (go_format_type): Correct length of name added to
 910         obstack for anonymous field.
 911
 912 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
 913
 914         PR target/49186
 915         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
 916         part of the second operand is 0.
 917
 918 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
 919
 920         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
 921         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
 922         to memory for !TARGET_MEMORY_MISMATCH_STALL.
 923         (*movdf_internal_rex64): Do not penalize F->r alternative.
 924         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
 925         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
 926         when optimizing function for size.  Do not move CONST_DOUBLEs
 927         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
 928         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
 929         SUBREGs.  Do not check for MEM_P operands in the insn condition,
 930         check for ANY_FP_REGNO_P instead.
 931         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
 932         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
 933         function for speed.
 934         * config/i386/i386.c (ix86_option_override_internal): Do not
 935         set TARGET_INTEGER_DFMODE_MOVES here.
 936
 937 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
 938
 939         PR target/49168
 940         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
 941
 942 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
 943
 944         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
 945         DW_TAG_rvalue_reference_type even for
 946         -gdwarf-4 -fno-debug-types-section.
 947
 948 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 949
 950         PR tree-optimization/46728
 951         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
 952         (build_and_insert_binop): New.
 953         (gimple_expand_builtin_pow): Reorder args for
 954         build_and_insert_call; use build_and_insert_binop; add more
 955         optimizations for fractional exponents.
 956
 957 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
 958
 959         PR bootstrap/49190
 960
 961         Revert:
 962         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
 963
 964         * tree.h (struct tree_identifier): Inherit from tree_typed, not
 965         tree_common.
 966         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
 967         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
 968         TS_BASE instead of TS_COMMON.
 969         * varasm.c (assemble_name): Remove assert.
 970
 971 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
 972
 973         * config.gcc: Keep obselete list sorted.
 974
 975 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
 976             Eric Botcazou  <ebotcazou@adacore.com>
 977
 978         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
 979         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
 980         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
 981         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
 982         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
 983
 984 2011-05-30  Richard Guenther  <rguenther@suse.de>
 985
 986         * gimple.c (gimple_types_compatible_p_1): Compare record
 987         and union type members properly.
 988
 989 2011-05-30  Richard Guenther  <rguenther@suse.de>
 990
 991         PR tree-optimization/49210
 992         * ipa-split.c (split_function): Care for the case where the call
 993         result is not trivially convertible to the result holding variable.
 994
 995 2011-05-30  Richard Guenther  <rguenther@suse.de>
 996
 997         PR tree-optimization/49218
 998         * tree-vrp.c (adjust_range_with_scev): Properly check whether
 999         overflow occured.
1000
1001 2011-05-30  Richard Guenther  <rguenther@suse.de>
1002
1003         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
1004         New function split out from ...
1005         (forward_propagate_into_gimple_cond): ... here.  Adjust.
1006         (forward_propagate_into_cond): Likewise.
1007         (forward_propagate_comparison): Also propagate into
1008         comparisons on assignment RHS.  Change return value to
1009         behave similar to forward_propagate_into_cond.
1010         (tree_ssa_forward_propagate_single_use_vars): Handle
1011         strict-overflow warnings properly for forward_propagate_comparison.
1012
1013 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1014
1015         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
1016         from plugin linker.
1017         * configure: Regenerate.
1018
1019 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
1020
1021         PR tree-optimization/49199
1022         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
1023         non-reduction operands are either defined in the loop or by induction.
1024
1025 2011-05-29  Xinliang David Li  <davidxl@google.com>
1026
1027         * opts-global.c (handle_common_deferred_options): Handle new options.
1028         * passes.c (register_one_dump_file): Call register_pass_name.
1029         (execute_one_pass): Check explicit enable/disable flag.
1030         (passr_hash): New function.
1031         (passr_eq): Ditto.
1032         (register_pass_name): Ditto.
1033         (get_pass_by_name): Ditto.
1034         (pass_hash): Ditto.
1035         (pass_eq): Ditto.
1036         (enable_pass): Ditto.
1037         (disable_pass): Ditto.
1038         (is_pass_explicitly_enabled_or_disabled): Ditto.
1039
1040 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
1041
1042         * config/i386/i386.md (*movoi_internal_avx): Use
1043         standard_sse_constant_opcode for alternative 0.
1044         (*movti_internal_sse): Ditto.
1045         (*movti_internal_rex64): Use standard_sse_constant_opcode for
1046         alternative 2.
1047         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
1048         sselog1 type moves.
1049         (*movsi_internal): Ditto.
1050         (*movdi_internal): Ditto.  Add ssecvt type moves.
1051
1052 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
1053
1054         PR target/48830
1055         * rtlanal.c (simplify_subreg_regno): Adjust comment.
1056
1057 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
1058
1059         PR rtl-optimization/49095
1060         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
1061         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
1062
1063 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
1064
1065         PR target/43995
1066         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1067         recurse_p argument.  Only follow register copies if it is set,
1068         and prevent mips_find_pic_call_symbol from recursing.
1069         (mips_find_pic_call_symbol): Add a recurse_p argument.
1070         Pass it to mips_pic_call_symbol_from_set.
1071         (mips_annotate_pic_calls): Update accordingly.
1072
1073 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
1074
1075         * emit-rtl.c (try_split): Use a loop to search for
1076         NOTE_INSN_CALL_ARG_LOCATIONs.
1077
1078 2011-05-29  Richard Guenther  <rguenther@suse.de>
1079
1080         PR tree-optimization/49217
1081         * ipa-pure-const.c (propagate_pure_const): Fix typos.
1082
1083 2011-05-28  Jan Hubicka  <jh@suse.cz>
1084
1085         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
1086         length.
1087         (string_slot_free): Remove
1088         (create_output_block): Initialize obstack.
1089         (destroy_output_block): Free obstack.
1090         (lto_string_index): Add PERSISTENT parameter; do not duplicate
1091         the string unless it needs to be added into the hash.
1092         (lto_output_string_with_length): Add persistent attribute;
1093         handle NULL strings.
1094         (lto_output_string): Add PERSISTENT parameter.
1095         (output_string_cst, output_identifier): Simplify.
1096         (lto_output_location_bitpack): Update.
1097         (lto_output_builtin_tree): Update.
1098         * lto-streamer.h (struct output_block): Add obstack.
1099         (lto_output_string, lto_output_string_with_length): Remove
1100         declarations; functions are static now.
1101
1102 2011-05-28  Jan Hubicka  <jh@suse.cz>
1103
1104         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
1105         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
1106         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
1107         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
1108         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
1109         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
1110         unpack_ts_decl_with_vis_value_fields,
1111         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
1112         lto_get_builtin_tree): Use enum and variable length i/o.
1113         * basic-block.h (profile_status_d): Add PROFILE_LAST.
1114         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
1115         New functions.
1116         (bp_pack_enum, bp_unpack_enum): New macros.
1117
1118 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
1119
1120         * genrecog.c: Remove redundant forward declarations.
1121
1122 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
1123
1124         * config.gcc: Deprecate mips*-*-openbsd*.
1125
1126 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
1127
1128         PR bootstrap/49195
1129         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
1130         for match_op_dup.
1131
1132 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
1133
1134         PR middle-end/48981
1135         * gengtype.c (vec_prefix_type): New function.
1136         (note_def_vec): Use vec_prefix_type and change the length
1137         attribute to be based on the prefix.
1138         * vec.c: Include coretypes.h before vec.h.
1139         (struct vec_prefix): Remove.
1140         (vec_gc_p_reserve): Change the offsetof to sizeof.
1141         (vec_gc_p_reserve_exact): Likewise.
1142         (vec_heap_p_reserve): Likewise.
1143         (vec_heap_p_reserve_exact): Likewise.
1144         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
1145         (vec_stack_p_reserve): Change the offsetof to sizeof.
1146         (vec_stack_p_reserve_exact): Likewise.
1147         * vec.h (struct vec_prefix): New struct definition.
1148         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
1149         (VEC_T_GTY(T,B)): Likewise.
1150         (DEF_VEC_FUNC_P(T)): Use prefix field.
1151         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
1152         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
1153
1154 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1155
1156         PR tree-optimization/46728
1157         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
1158         (powi_as_mults): Add gimple_set_location.
1159         (build_and_insert_call): New.
1160         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
1161         0.5, 0.25, 0.75, 1./3., or 1./6.
1162
1163 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
1164
1165         * doc/contrib.texi: Update copyright years.
1166         (Contributors): Add Zdenek Sojka.
1167
1168 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
1169
1170         * c-decl.c (c_push_function_context): Copy the current statement
1171         list stack.
1172         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
1173         (finish_struct): Call building_stmt_list_p instead of checking
1174         cur_stmt_list.
1175         * c-parser.c (c_parser_postfix_expression): Likewise.
1176         * c-typeck.c (c_end_compound_stmt): Likewise.
1177         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
1178         * tree-iterator.c (stmt_list_cache): Change to a VEC.
1179         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
1180         (free_stmt_list): Likewise.
1181         * tree.h (struct tree_statement_list): Include typed_tree instead
1182         of tree_common.
1183         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
1184         as TS_TYPED instead of TS_COMMON.
1185
1186 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1187             Uros Bizjak  <ubizjak@gmail.com>
1188
1189         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
1190         (HAVE_AS_IX86_TLSGDPTL): Define.
1191         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
1192         (HAVE_AS_IX86_TLSLDMPLT): Define.
1193         * configure: Regenerate.
1194         * config.in: Regenerate.
1195         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
1196         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
1197         TARGET_SUN_TLS, use @tlsgdplt or @plt.
1198         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
1199         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
1200         @tlsldmplt or @plt.
1201         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
1202
1203 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
1204
1205         * sched-int.h (struct _haifa_deps_insn_data): New members cond
1206         and reverse_cond.
1207         (INSN_COND, INSN_REVERSE_COND): New macros.
1208         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
1209         once.
1210         (sched_get_condition_with_rev): Cache the results, and look them up
1211         if possible.
1212         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
1213         are clobbered by the current insn.
1214         * target.def (exposed_pipline): New sched data hook.
1215         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
1216         * doc/tm.texi: Regenerate.
1217
1218 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1219
1220         PR tree-optimization/49170
1221         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
1222         sincos or cexp.
1223
1224 2011-05-27  Richard Guenther  <rguenther@suse.de>
1225
1226         PR middle-end/49189
1227         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
1228         of comparisons.
1229
1230 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
1231
1232         * haifa-sched.c (sched_scan_info): Remove.
1233         (schedule_block): Call sched_extend_luids rather than sched_init_luids
1234         with NULL args.
1235         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
1236         Remove functions.
1237         (sched_scan): Remove.
1238         (sched_extend_luids): Renamed from luids_extend_insn and no longer
1239         static.  All callers changed.
1240         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
1241         static.  All callers changed.
1242         (sched_init_luids): Remove all arguments except the first.  All
1243         callers changed.  Don't use sched_scan.
1244         (haifa_init_h_i_d): Likewise.
1245         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
1246         manually rather than using sched_init_luids.  Likewise with
1247         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
1248         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
1249         rather than sched_init_luids with NULL args.
1250         * sel-sched-ir.c (new_insns): Remove variable.
1251         (sched_scan): New static function, previously in haifa-sched.c.  Remove
1252         all arguments but the first two; all callers changed.
1253         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
1254         rather than sched_init_luids.
1255         (sel_init_bbs): Remove second argument.  All callers changed.
1256         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
1257         with NULL arguments.
1258         (create_insn_rtx_from_pattern): Likewise.
1259         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
1260         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
1261         (sched_init_insn_luid, sched_extend_luids): Declare.
1262         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
1263         declarations.
1264
1265 2011-05-27  Richard Guenther  <rguenther@suse.de>
1266
1267         PR middle-end/49177
1268         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
1269         A CMP B ? (T) true : (T) false for non-integral types T again.
1270
1271 2011-05-27  Jan Hubicka  <jh@suse.cz>
1272
1273         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
1274         so 0 means NULL string.
1275         (lto_output_string_with_length): ... here.
1276         (lto_output_string, output_string_cst, output_identifier): Update
1277         handling of NULL strings.
1278         (lto_output_location_bitpack): New function.
1279         (lto_output_location): Use it.
1280         (lto_output_tree_ref): Use output_record_start.
1281         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
1282         len values.
1283         * lto-streamer-in.c (string_for_index): Break out from ...; offset
1284         values by 1.
1285         (input_string_internal): ... here;
1286         (input_string_cst, input_identifier, lto_input_string): Update handling
1287         of NULL strings.
1288         (lto_input_location_bitpack): New function
1289         (lto_input_location): Use it.
1290         (unpack_ts_type_common_value_fields): Pack align & alias in var len
1291         values.
1292         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
1293         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
1294         (bp_pack_value): Sanity check the value range.
1295         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
1296         New functions.
1297         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
1298         New functions.
1299
1300 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
1301
1302         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
1303         call_arg_location instructions down the floor.
1304
1305 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
1306
1307         PR rtl-optimization/49154
1308         * ira.c (setup_pressure_classes): Process class without sublcasses
1309         as a candidate for pressure classes.
1310
1311 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
1312
1313         PR rtl-optimization/48575
1314         * genrecog.c (position_type): New enum.
1315         (position): New structure.
1316         (decision): Use position structure instead of a string.
1317         (root_pos, peep2_insn_pos_list): New variables.
1318         (next_position, compare_positions): New functions.
1319         (new_decision): Use position structures instead of strings.
1320         (maybe_both_true): Likewise.
1321         (change_state): Likewise.
1322         (write_tree): Likewise.
1323         (make_insn_sequence): Likewise.
1324
1325 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
1326
1327         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
1328         TS_BASE instead of TS_COMMON.
1329         (find_decls_types_r): Check for TS_TYPED structure before looking at
1330         TREE_TYPE.
1331         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
1332         Add chain field.
1333         (BLOCK_CHAIN): Use new chain field.
1334
1335 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
1336
1337         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1338         moves expensive on Power7 also.
1339
1340 2011-05-26  Richard Guenther  <rguenther@suse.de>
1341
1342         * fold-const.c (fold_unary_loc): Remove bogus code.
1343
1344 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
1345
1346         * tree.h (struct tree_identifier): Inherit from tree_typed, not
1347         tree_common.
1348         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
1349         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
1350         TS_BASE instead of TS_COMMON.
1351         * varasm.c (assemble_name): Remove assert.
1352
1353 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
1354
1355         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
1356         substituted first.
1357         * libgcc-std.ver: Delete file.
1358
1359 2011-05-26  Richard Guenther  <rguenther@suse.de>
1360
1361         PR tree-optimization/48702
1362         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1363         only when we know the base address is within bounds.
1364         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1365         assume the base address of TARGET_MEM_REFs is in bounds.
1366
1367 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1368
1369         PR target/49099
1370         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
1371         declaration in TARGET_SOLARIS.
1372
1373 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
1374
1375         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
1376         The instruction is then expanded explicitly.
1377         (supported_compare): Callable instruction.
1378         (compare): Likewise.
1379
1380 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
1381
1382         PR c++/49165
1383         * gimplify.c (shortcut_cond_r): Don't special case
1384         COND_EXPRs if they have void type on one of their arms.
1385
1386 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
1387
1388         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
1389         to reduce duplication, and to achieve a slightly more logical order
1390         of operations.
1391
1392 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
1393
1394         PR tree-optimization/49161
1395         * tree-vrp.c (struct case_info): New type.
1396         (compare_case_labels): Sort case_info structs instead of
1397         trees, and not primarily by CASE_LABEL uids but by
1398         label_for_block indexes.
1399         (find_switch_asserts): Put case labels into struct case_info
1400         array instead of TREE_VEC, adjust sorting, compare label_for_block
1401         values instead of CASE_LABELs.
1402
1403 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1404
1405         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
1406         ("orndi3_neon"): Likewise.
1407         ("bic<mode>3_neon"): Likewise.
1408
1409 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
1410
1411         PR tree-optimization/49038
1412         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1413         Ensure at least one epilogue iteration if required by data
1414         accesses with gaps.
1415         * tree-vectorizer.h (struct _loop_vec_info): Add new field
1416         to mark loops that require peeling for gaps.
1417         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1418         (vect_get_known_peeling_cost): Take peeling for gaps into
1419         account.
1420         (vect_transform_loop): Generate epilogue if required by data
1421         access with gaps.
1422         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1423         loop as requiring an epilogue if there are gaps in the end of
1424         the strided group.
1425
1426 2011-05-25  Ian Lance Taylor  <iant@google.com>
1427
1428         * godump.c (go_format_type): Output the first field with a usable
1429         Go type, if any.
1430
1431 2011-05-25  Ian Lance Taylor  <iant@google.com>
1432
1433         * godump.c (go_format_type): Check for invalid type names, pointer
1434         target types, and struct field types.
1435
1436 2011-05-25  Jason Merrill  <jason@redhat.com>
1437
1438         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
1439
1440 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
1441
1442         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
1443
1444 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1445
1446         * config/i386/i386.md (*movqi_extv_1)): Put back
1447         "register_operand" check in "type" calculation.
1448         (*movqi_extzv_2): Likewise.
1449
1450 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1451
1452         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
1453
1454 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
1455
1456         PR bootstrap/49160
1457         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
1458         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
1459         __divxc3, __divtc3): Wrap definitions in #ifndef.
1460
1461 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1462
1463         PR target/49142
1464         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
1465         "register_operand" check and replace q_regs_operand with
1466         QIreg_operand in "type" calculation.
1467         (*movqi_extv_1): Likewise.
1468         (*movqi_extzv_2_rex64): Likewise.
1469         (*movqi_extzv_2): Likewise.
1470
1471         * config/i386/predicates.md (QIreg_operand): New.
1472
1473 2011-05-25  Richard Guenther  <rguenther@suse.de>
1474
1475         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
1476         type-based offset disambiguation, streamline MEM_REF and
1477         TARGET_MEM_REF handling.
1478
1479 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1480
1481         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
1482         (bdesc_special_args): Add pause intrinsic.
1483
1484         * config/i386/i386.md (UNSPEC_PAUSE): New.
1485         (pause): Likewise.
1486         (*pause): Likewise.
1487         * config/i386/ia32intrin.h (__pause): Likewise.
1488
1489         * doc/extend.texi (X86 Built-in Functions): Add documentation for
1490         pause intrinsic.
1491
1492 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1493
1494         PR tree-optimization/46728
1495         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
1496         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
1497
1498 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
1499
1500         * tree.h (struct tree_exp): Inherit from struct tree_typed.
1501         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
1502         instead of TS_COMMON.
1503
1504 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
1505
1506         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
1507         LIBGCC2_GNU_PREFIX is defined.
1508         (__N): New macro.
1509         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
1510         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
1511         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
1512         __clz_tab): Define using __N.
1513         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
1514         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1515         * target.def (libfunc_gnu_prefix): New hook.
1516         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
1517         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
1518         * doc/tm.texi: Regenerate.
1519         * system.h (LIBGCC2_GNU_PREFIX): Poison.
1520         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
1521         account.
1522         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
1523         (init_optabs): Likewise for the bswap libfuncs.
1524         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
1525         and divide.
1526         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
1527         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
1528         * libgcc-std.ver: Remove.
1529         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
1530         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
1531         libgcc-std.ver.
1532         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
1533         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
1534         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
1535         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
1536         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
1537         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
1538         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
1539         * config/fixed-bit.h (FIXED_OP): Define differently depending on
1540         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
1541         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
1542
1543 2011-05-25  Jan Hubicka  <jh@suse.cz>
1544
1545         * lto-streamer-out.c (output_record_start): Use lto_output_enum
1546         (lto_output_tree): Use output_record_start.
1547         * lto-streamer-in.c (input_record_start): Use lto_input_enum
1548         (lto_get_pickled_tree): Use input_record_start.
1549         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
1550         (lto_value_range_error): New function.
1551         * lto-streamer.h (lto_value_range_error): Declare.
1552         (lto_output_int_in_range, lto_input_int_in_range): New functions.
1553         (lto_output_enum, lto_input_enum): New macros.
1554
1555 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
1556
1557         * common.opt (flag_stack_usage_info): New variable.
1558         (-Wstack-usage): New option.
1559         * doc/invoke.texi (Warning options): Document -Wstack-usage.
1560         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
1561         <OPT_fstack_usage>: Likewise.
1562         * toplev.c (output_stack_usage): Handle -Wstack-usage.
1563         * calls.c (expand_call): Test flag_stack_usage_info variable instead
1564         of flag_stack_usage.
1565         (emit_library_call_value_1): Likewise.
1566         * explow.c (allocate_dynamic_stack_space): Likewise.
1567         * function.c (instantiate_virtual_regs ): Likewise.
1568         (prepare_function_start): Likewise.
1569         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
1570         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
1571         * config/arm/arm.c (arm_expand_prologue): Likewise.
1572         (thumb1_expand_prologue): Likewise.
1573         * config/avr/avr.c (expand_prologue): Likewise.
1574         * config/i386/i386.c (ix86_expand_prologue): Likewise.
1575         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
1576         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
1577         * config/mips/mips.c (mips_expand_prologue): Likewise.
1578         * config/pa/pa.c (hppa_expand_prologue): Likewise.
1579         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
1580         * config/s390/s390.c (s390_emit_prologue): Likewise.
1581         * config/sh/sh.c (sh_expand_prologue): Likewise.
1582         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
1583         * config/spu/spu.c (spu_expand_prologue): Likewise.
1584
1585 2011-05-25  Richard Guenther  <rguenther@suse.de>
1586
1587         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
1588         (gimple_canonical_types_compatible_p): Likewise.
1589
1590 2011-05-25  Jan Hubicka  <jh@suse.cz>
1591
1592         PR middle-end/49062
1593         * ipa.c (function_and_variable_visibility): Only add to same
1594         comdat group list if DECL_ONE_ONLY.
1595
1596 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
1597
1598         PR rtl-optimization/49014
1599         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
1600
1601 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
1602
1603         PR target/49128
1604         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1605
1606 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
1607
1608         PR rtl-optimization/48757
1609         * ira-build.c (loop_with_eh_edge_p): Rename to
1610         loop_with_complex_edge_p, check edges on complexity, make function
1611         conditional.
1612         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
1613         conditional.
1614
1615 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
1616
1617         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1618         force flag_ira_share_save_slots to 0.
1619
1620 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
1621
1622         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
1623         (vt_initialize): Set PROLOGUE_BB unconditionally.
1624         Add block comment about CFA_BASE_RTX machinery.
1625         Reset FP_CFA_OFFSET to -1 on all invalid paths.
1626         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
1627
1628 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
1629
1630         PR objc/48187
1631         * c-parser.c (c_parser_objc_class_instance_variables): More robust
1632         parsing of syntax error in ObjC instance variable lists.  In
1633         particular, avoid an infinite loop if there is a stray ']'.
1634         Updated error message.
1635
1636 2011-05-24  Ian Lance Taylor  <iant@google.com>
1637
1638         * godump.c (go_define): Don't accept a string immediately after
1639         another operand.
1640
1641 2011-05-24  Ian Lance Taylor  <iant@google.com>
1642
1643         * godump.c (struct godump_container): Add invalid_hash field.
1644         (go_format_type): Return false if type is found in invalid_hash.
1645         (go_output_typedef): Add invalid type to invalid_hash.
1646         (go_finish): Create and delete invalid_hash.
1647
1648 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1649
1650         PR tree-optimization/46728
1651         * tree-ssa-math-opts.c (powi_table): New.
1652         (powi_lookup_cost): New.
1653         (powi_cost): New.
1654         (powi_as_mults_1): New.
1655         (powi_as_mults): New.
1656         (gimple_expand_builtin_powi): New.
1657         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
1658         (gate_cse_sincos): Remove sincos/cexp restriction.
1659
1660 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1661
1662         PR target/3746
1663         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
1664         mips-tdump native.
1665         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
1666         * mips-tdump.c: Likewise.
1667
1668 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
1669
1670         PR target/49128
1671         * config/i386/driver-i386.c (host_detect_local_cpu): Always
1672         add -mno-XXX.  Handle FMA.
1673
1674 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
1675
1676         PR rtl-optimization/48633
1677         * ira-build.c (loop_with_eh_edge_p): New function.
1678         (mark_loops_for_removal): Use it.
1679
1680 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
1681
1682         PR rtl-optimization/48971
1683         * ira.c (setup_pressure_classes): Don't check register move cost
1684         for classes with one registers.  Don't add pressure class if there
1685         is a pressure class with the same available hard registers.
1686         Check contains_reg_of_mode.  Fix a typo in collecting
1687         temp_hard_regset.  Ignore hard registers not belonging to a class.
1688
1689 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
1690
1691         PR target/49133
1692         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1693
1694 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
1695             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1696
1697         PR gcov-profile/48845
1698         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
1699
1700 2011-05-24  Richard Guenther  <rguenther@suse.de>
1701
1702         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
1703         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
1704         (gimple_types_compatible_p_1): Adjust.
1705         (iterative_hash_canonical_type): Do not bother about complete vs.
1706         incomplete types.
1707         (gimple_canonical_types_compatible_p): Likewise.
1708
1709 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1710
1711         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
1712
1713 2011-05-24  Richard Guenther  <rguenther@suse.de>
1714
1715         PR bootstrap/49078
1716         * gimple.c (gimple_register_canonical_type): Revert
1717         previous change.
1718         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
1719         does not for a tree for the case where it matters.  Cache
1720         pointer-type alias-sets.
1721
1722 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
1723
1724         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
1725         (OBJS): Remove options.o, opts-common.o and prefix.o.
1726         (OBJS-libcommon-target): New.
1727         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
1728         (BACKEND): Include libcommon-target.a.
1729         (MOSTLYCLEANFILES): Include libcommon-target.a.
1730         (libcommon-target.a): New.
1731         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
1732         prefix.o.
1733
1734 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
1735
1736         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
1737         parts of output shared with the driver.
1738         * optc-gen.awk: Don't generate parts of output not shared with the
1739         driver.
1740         * opth-gen.awk: Remove GCC_DRIVER conditionals.
1741         * doc/options.texi (SourcerInclude): Mention options-save.c.
1742         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
1743         (OBJS): Add options-save.o.
1744         (options-save.c, options-save.o): New.
1745         (options.o): Update dependencies.
1746         (gcc-options.o): Remove.
1747         (mostlyclean): Remove options-save.c.
1748
1749 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
1750
1751         PR debug/49032
1752         * dbxout.c: Include cgraph.h.
1753         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1754         and without value expr, return NULL if no varpool node exists for
1755         it or if it is not needed.
1756         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1757
1758         PR c/49120
1759         * c-decl.c (start_decl): Convert expr to void_type_node.
1760
1761 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
1762
1763         PR rtl-optimization/48826
1764         * emit-rtl.c (try_split): When splitting a call that is followed
1765         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
1766
1767 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
1768
1769         * cfgexpand.c (expand_debug_expr): For unused non-addressable
1770         parameters passed in memory prefer using DECL_INCOMING_RTL over
1771         the pseudos it will be copied into.
1772
1773 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
1774
1775         PR target/47315
1776         * config/i386/i386.c (ix86_option_override_internal): Save the
1777         initial options after checking vzeroupper.
1778
1779 2011-05-23  David Li  <davidxl@google.com>
1780
1781         PR tree-optimization/48988
1782         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
1783         Initialize has_valid_pred for each pred chain.
1784
1785 2011-05-23  Richard Guenther  <rguenther@suse.de>
1786
1787         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
1788         (iterative_hash_gimple_type): Always hash type names.
1789
1790 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
1791
1792         * c-typeck.c (build_function_call_vec): Tweak call to
1793         check_function_arguments.
1794
1795 2011-05-23  Richard Guenther  <rguenther@suse.de>
1796
1797         PR tree-optimization/49115
1798         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1799         is not necessarily carried out, do not claim it kills the ref.
1800         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1801
1802 2011-05-23  Richard Guenther  <rguenther@suse.de>
1803
1804         PR middle-end/15419
1805         * builtins.c (fold_builtin_memory_op): Be less restrictive about
1806         what pointer types we accept for folding.
1807
1808 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1809
1810         * gthr-gnat.c: Remove.
1811         * gthr-gnat.h: Remove.
1812         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
1813         * config/t-freebsd (LIB2ADDEH): Likewise.
1814         * config/t-linux (LIB2ADDEH): Likewise.
1815         * config/t-sol2 (LIB2ADDEH): Likewise.
1816         * config/ia64/t-vms (LIB2ADDEH): Likewise.
1817         * configure.ac (target_thread_file): Remove gnat handling.
1818         * configure: Regenerate.
1819         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
1820
1821 2011-05-23  Tristan Gingold  <gingold@adacore.com>
1822             Eric Botcazou  <ebotcazou@adacore.com>
1823
1824         * gcov.c (create_file_names): If no object directory is specified,
1825         keep the directory of the file.
1826
1827 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1828
1829         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
1830         * configure: Regenerate.
1831
1832 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
1833
1834         PR middle-end/48973
1835         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1836         failed and the comparison has a single bit signed type, use
1837         constm1_rtx instead of const1_rtx for true value.
1838         (do_store_flag): If ops->type is single bit signed type, disable
1839         signel bit test optimization and pass -1 instead of 1 as last
1840         parameter to emit_store_flag_force.
1841
1842 2011-05-23  Tom de Vries  <tom@codesourcery.com>
1843
1844         PR target/45098
1845         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
1846         function.
1847         (infer_loop_bounds_from_undefined): Use new function.
1848
1849 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
1850
1851         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
1852         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
1853         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
1854         and -O0 otherwise.
1855         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
1856
1857 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1858
1859         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
1860         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
1861         returns true.
1862
1863 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
1864
1865         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
1866
1867 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1868
1869         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
1870         UNSPEC_MOVE_PIC pattern.
1871
1872 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1873
1874         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1875         (sparc-*-rtems*): Likewise.
1876         (sparc64-*-elf*): Likewise.
1877         (sparc64-*-rtems*): Likewise.
1878         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
1879         * config/sparc/t-crtin: New file.
1880         * config/sparc/t-sol2 (crti.o): Delete rule.
1881         (crtn.o): Likewise.
1882         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1883         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1884         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1885         (ENDFILE_SPEC): Add crtn.o.
1886
1887 2011-05-22  Tom de Vries  <tom@codesourcery.com>
1888
1889         PR middle-end/48689
1890         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
1891         CODE_CONTAINS_STRUCT (TS_COMMON).
1892
1893 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
1894
1895         PR middle-end/49029
1896         * expmed.c (extract_fixed_bit_field): Test whether target can be used
1897         only after deciding which mode to use.
1898
1899 2011-05-22  Tom de Vries  <tom@codesourcery.com>
1900
1901         PR target/45098
1902         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
1903         for call to get_shiftadd_cost.
1904
1905 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
1906
1907         PR target/49104
1908         * config/i386/cpuid.h (bit_MMXEXT): New define.
1909
1910 2011-05-22  Nick Clifton  <nickc@redhat.com>
1911
1912         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
1913         initialisation of non-existant args[2] element.  Use args[] array
1914         not arg[] array to pass arguments to build_function_type_list.
1915
1916 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
1917
1918         PR tree-optimization/49087
1919         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
1920
1921 2011-05-21  Jason Merrill  <jason@redhat.com>
1922
1923         PR c++/49092
1924         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
1925         static storage duration.
1926
1927 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1928
1929         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1930         frame pointer.
1931
1932 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1933
1934         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1935         false if there are call-saved registers here...
1936         (sparc_can_use_return_insn_p): ...but here instead.
1937         (save_or_restore_regs): Fix thinko.
1938         (sparc_expand_prologue): Use current_function_is_leaf.
1939         (sparc_frame_pointer_required): Likewise.
1940
1941 2011-05-21  Nick Clifton  <nickc@redhat.com>
1942
1943         PR target/49098
1944         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
1945
1946 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
1947
1948         * gengtype.c (walk_type): Implemented "atomic" GTY option.
1949         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
1950
1951 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
1952
1953         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
1954         * optc-gen.awk: Move common code to opt-read.awk.
1955         * opth-gen.awk: Likewise.
1956         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
1957
1958 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
1959
1960         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
1961
1962 2011-05-20  Tom de Vries  <tom@codesourcery.com>
1963
1964         PR target/45098
1965         * tree-ssa-loop-ivopts.c: Include expmed.h.
1966         (get_shiftadd_cost): New function.
1967         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
1968
1969 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
1970
1971         PR bootstrap/49086
1972         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1973         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1974
1975 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
1976
1977         * Makefile.in: Update comment referring to $(OBJS-common).
1978
1979 2011-05-20  Ian Lance Taylor  <iant@google.com>
1980
1981         * godump.c (go_output_typedef): Put enum constants in the macro
1982         hash table to avoid duplicate Go const definitions.
1983
1984 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
1985
1986         * Makefile.in (LIBDEPS): Add libcommon.a.
1987         (LIBS): Likewise.
1988         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
1989         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
1990         pretty-print.o and version.o.
1991         (OBJS-libcommon): New.
1992         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
1993         (BACKEND): Add libcommon.a.
1994         (MOSTLYCLEANFILES): Likewise.
1995         (libcommon.a): New.
1996         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
1997         (cpp$(exeext)): Likewise.
1998         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
1999         pretty-print.o and input.o.
2000         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
2001         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
2002         (errors.o): Remove.
2003         (mips-tfile): Don't explicitly use version.o.
2004         (mips-tdump): Likewise.
2005         (gcov.o): Depend on $(DIAGNOSTIC_H).
2006         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
2007         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
2008         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
2009         * gcov-dump.c: Include intl.h and diagnostic.h.
2010         (main): Initialize diagnostics.
2011         * gcov.c: Include diagnostic.h.
2012         (fnotice): Remove.
2013         (main): Initialize diagnostics.
2014         * lto-wrapper.c: Include diagnostic.h.
2015         (main): Initialize diagnostics.
2016
2017 2011-05-20  Michael Matz  <matz@suse.de>
2018
2019         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
2020
2021 2011-05-20  Michael Matz  <matz@suse.de>
2022             Richard Guenther  <rguenther@suse.de>
2023
2024         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
2025         use lto_streamer_cache_append directly instead of returning a VEC.
2026         (preload_common_node): Remove.
2027         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
2028         track seen nodes.
2029         (lto_streamer_cache_create): Call lto_preload_common_nodes.
2030
2031 2011-05-20  Richard Guenther  <rguenther@suse.de>
2032
2033         PR tree-optimization/49079
2034         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
2035         MEM_REFs correctly for the trailing array access detection.
2036         Special case constants the same way as decls for overall size
2037         constraining.
2038
2039 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
2040
2041         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
2042         argument expansion.
2043
2044 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
2045
2046         PR tree-optimization/49073
2047         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
2048         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
2049         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
2050
2051 2011-05-20  Richard Guenther  <rguenther@suse.de>
2052
2053         PR middle-end/48849
2054         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
2055         of pointer types the same way the middle-end does.
2056
2057 2011-05-20  Richard Guenther  <rguenther@suse.de>
2058
2059         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
2060         or pointer-to chains.  Delay all fixup to uniquify_nodes.
2061
2062 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
2063
2064         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
2065         (fma4_fmaddsub): Likewise
2066
2067 2011-05-19  Jan Hubicka  <jh@suse.cz>
2068
2069         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
2070         (GIMPLE_TYPE_PAIR_SIZE): New macro.
2071         (type_pair_cache): New static var.
2072         (lookup_type_pair): Use fixed sized custom hash; make inline.
2073         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
2074         calls of lookup_type_pair.
2075         (print_gimple_types_stats): Remove cache stats.
2076         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
2077         and gtc_ob.
2078
2079 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
2080
2081         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
2082         when TARGET_RDRND is active.
2083         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
2084         Generate dummy SImode target register when target is NULL.
2085
2086 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
2087
2088         * config/arm/arm-fpus.def: New.
2089         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
2090         arm-fpus.def.
2091         * config/arm/arm-tables.opt: Regenerate.
2092         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
2093         (arm_option_override): Don't decode FPU name to string here.
2094         * config/arm/arm.opt (mfpu=): Use Enum.
2095         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
2096         Update dependencies.
2097
2098 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
2099
2100         * collect2.c: Include diagnostic.h.
2101         (fatal_perror, fatal, error, fancy_abort): Remove.
2102         (main): Set progname.  Call xmalloc_set_program_name and
2103         diagnostic_initialize.
2104         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
2105         scan_libraries, resolve_lib_name): Call fatal_error instead of
2106         fatal and fatal_perror.
2107         * collect2.h (error, fatal, fatal_perror): Don't declare.
2108         * tlink.c: Include diagnostic-core.h.
2109         (recompile_files): Call fatal_error instead of fatal_perror.
2110         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
2111         pretty-print.o and input.o.
2112         (collect2.o, tlink.o): Update dependencies.
2113
2114 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2115
2116         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
2117
2118 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2119
2120         PR target/40483
2121         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
2122         COMDAT group syntax, both SPARC and x86 variants.
2123         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
2124         * configure: Regenerate.
2125         * config/sol2.h (TARGET_SOLARIS): Define.
2126         (PUSHSECTION_FORMAT): Remove.
2127         (SECTION_NAME_FORMAT): Define.
2128         * config/sol2.c: Include hashtab.h.
2129         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
2130         expansion, using SECTION_NAME_FORMAT.
2131         (solaris_comdat_htab): New variable.
2132         (struct comdat_entry): Define.
2133         (comdat_hash): New function.
2134         (comdat_eq): New function.
2135         (solaris_elf_asm_comdat_section): New function.
2136         (solaris_define_comdat_signature): New function.
2137         (solaris_code_end): New function.
2138         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
2139         (solaris_code_end): Declare.
2140         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
2141         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
2142         solaris_code_end.
2143         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
2144         Remove ATTRIBUTE_UNUSED.
2145         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
2146         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
2147         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
2148         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
2149         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
2150         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
2151         (PUSHSECTION_FORMAT): Remove.
2152         (SECTION_NAME_FORMAT): Redefine.
2153
2154 2011-05-19  Kai Tietz  <ktietz@redhat.com>
2155
2156         * tree-cfg.c (verify_gimple_assign_binary): Barf on
2157         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
2158         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
2159
2160 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
2161             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2162
2163         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
2164
2165 2011-05-19  Richard Guenther  <rguenther@suse.de>
2166
2167         PR middle-end/48985
2168         * tree-object-size.c (addr_object_size): If the pointed-to
2169         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
2170
2171 2011-05-19  Richard Guenther  <rguenther@suse.de>
2172
2173         * gimple.c (gimple_types_compatible_p_1): Compare names of
2174         the types themselves.
2175         (iterative_hash_gimple_type): And hash them that way.
2176         (gimple_register_type_1): If we register a main variant properly
2177         initialize the leader to ourselves.
2178
2179 2011-05-19  Tom de Vries  <tom@codesourcery.com>
2180
2181         PR target/45098
2182         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
2183         get_loop_invariant_expr_id.
2184         (get_loop_invariant_expr_id): Use get_expr_id.
2185         (parm_decl_cost): New function.
2186         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
2187         Improve bound cost estimation.  Use different inv_expr_id for elim and
2188         express cases.
2189
2190 2011-05-19  Tom de Vries  <tom@codesourcery.com>
2191
2192         PR target/45098
2193         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
2194         cost_base.cost == 0.
2195
2196 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
2197
2198         PR target/49002
2199         * config/i386/sse.md
2200         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
2201         load cast.
2202
2203 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
2204
2205         PR tree-optimization/49039
2206         * tree-vrp.c (extract_range_from_binary_expr): For
2207         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
2208         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
2209
2210 2011-05-18  Tom de Vries  <tom@codesourcery.com>
2211
2212         PR target/45098
2213         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
2214
2215 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
2216
2217         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
2218         (*tls_global_dynamic_64): Ditto.
2219         (*tls_local_dynamic_base_32_gnu): Ditto.
2220         (*tls_local_dynamic_base_64): Ditto.
2221         (tls_initial_exec_64_sun): Ditto.
2222
2223 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
2224
2225         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
2226         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2227         bf592-none.
2228         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2229         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2230         * config/bfin/bfin.c (bfin_cpus): Add bf592.
2231         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2232         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
2233         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
2234         * config/bfin/elf.h (LIB_SPEC): Add bf592.
2235
2236 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
2237
2238         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
2239         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
2240         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
2241         target_thread_pointer, arm_structure_size_boundary, struct
2242         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
2243         struct abi_name, arm_all_abis): Remove.
2244         (arm_option_override) Don't process most enumerated option values here.
2245         Don't process target_fpe_name here.  Work with integer not string for
2246         structure size boundary; use separate diagnostics for each case.
2247         * config/arm/arm.h (enum float_abi_type, enum
2248         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
2249         to arm-opts.h.
2250         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
2251         arm_structure_size_boundary): Remove.
2252         * config/arm/arm.opt (mabi=): Use Enum and Init.
2253         (arm_abi_type): New Enum and EnumValue entries.
2254         (mfloat-abi=): Use Enum and Init.
2255         (float_abi_type): New Enum and EnumValue entries.
2256         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
2257         (mfp16-format=): Use Enum and Init.
2258         (arm_fp16_format_type): New Enum and EnumValue entries.
2259         (mstructure-size-boundary=): Use UInteger and Init.
2260         (mtp=): Use Enum and Init.
2261         (arm_tp_type): New Enum and EnumValue entries.
2262
2263 2011-05-18  Richard Guenther  <rguenther@suse.de>
2264
2265         PR tree-optimization/49018
2266         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
2267         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
2268         gimple_has_side_effects.
2269
2270 2011-05-18  Richard Guenther  <rguenther@suse.de>
2271
2272         * gimple.c (gimple_register_type_1): New function, split out from ...
2273         (gimple_register_type): ... here.  Avoid infinite recursion.
2274
2275 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
2276
2277         PR tree-optimization/41881
2278         * tree-vectorizer.h (struct _loop_vec_info): Add new field
2279         reduction_chains along with a macro for its access.
2280         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
2281         (destroy_loop_vec_info): Free reduction chains.
2282         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
2283         (vect_is_slp_reduction): New function.
2284         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
2285         (vect_create_epilog_for_reduction): Support SLP reduction chains.
2286         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
2287         definition types for reduction chains.
2288         (vect_supported_load_permutation_p): Don't allow permutations for
2289         reduction chains.
2290         (vect_analyze_slp_instance): Support reduction chains.
2291         (vect_analyze_slp): Try to build SLP instance from reduction chains.
2292         (vect_get_constant_vectors):  Handle reduction chains.
2293         (vect_schedule_slp_instance): Mark the first statement of the
2294         reduction chain as reduction.
2295
2296 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
2297
2298         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
2299         names for group elements access.
2300         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
2301         reduction chains as well.  Remove data reference and interleaving
2302         related words from the fields names.
2303         * tree-vect-loop.c (vect_transform_loop): Use new names for group
2304         elements access.
2305         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
2306         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
2307         vect_update_interleaving_chain, vect_same_range_drs,
2308         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
2309         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
2310         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
2311         vect_analyze_group_access, vect_analyze_data_ref_access,
2312         vect_create_data_ref_ptr, vect_transform_strided_load,
2313         vect_record_strided_load_vectors): Likewise.
2314         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
2315         vect_model_load_cost, vectorizable_store, vectorizable_load,
2316         vect_remove_stores, new_stmt_vec_info): Likewise.
2317         * tree-vect-slp.c (vect_build_slp_tree,
2318         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
2319
2320 2011-05-18  Richard Guenther  <rguenther@suse.de>
2321
2322         PR middle-end/48989
2323         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
2324         operand verification.
2325         (verify_gimple_assign_binary): Likewise.
2326         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
2327         to non-1-precision BOOLEAN_TYPEs.
2328
2329 2011-05-18  Tom de Vries  <tom@codesourcery.com>
2330
2331         PR target/45098
2332         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
2333
2334 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
2335
2336         PR tree-optimization/49000
2337         * tree-ssa.c (execute_update_addresses_taken): Call
2338         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
2339         be rewritten and decl has been marked for renaming, reset
2340         the debug stmt.
2341
2342 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
2343
2344         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
2345         enum_opts_set when testing if attributes have set -mfpmath=.
2346
2347 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
2348
2349         * config/mips/mips.c (mips_handle_option): Remove unused variable.
2350
2351 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
2352
2353         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
2354         info->entry with 0
2355         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
2356         id.transform_lang_insert_block with NULL.
2357
2358 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
2359
2360         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
2361         (output_fp_compare): Change args 3 and 4 to bool.
2362         (ix86_expand_call): Change arg 6 to bool.
2363         (ix86_attr_length_immediate_default): Change arg 2 to bool.
2364         (ix86_attr_length_vex_default): Change arg 3 to bool.
2365         * config/i386/i386.md: Update all uses.
2366         * config/i386/i386.c: Ditto.
2367         (ix86_flags_dependent): Change return type to bool.
2368
2369 2011-05-17  Richard Guenther  <rguenther@suse.de>
2370
2371         * gimple.c (type_hash_pair_compare): Fix comparison.
2372
2373 2011-05-17  Richard Guenther  <rguenther@suse.de>
2374
2375         * gimple.c (iterative_hash_gimple_type): Simplify singleton
2376         case some more, fix final hash value of the non-singleton case.
2377
2378 2011-05-17  Richard Guenther  <rguenther@suse.de>
2379
2380         PR bootstrap/49013
2381         Revert
2382         2011-05-16  Richard Guenther  <rguenther@suse.de>
2383
2384         * gimple.c (gimple_types_compatible_p_1): Use names of the
2385         type itself, not its main variant.
2386         (iterative_hash_gimple_type): Likewise.
2387
2388 2011-05-17  Richard Guenther  <rguenther@suse.de>
2389
2390         * gimple.c (gimple_register_canonical_type): Use the main-variant
2391         leader for computing the canonical type.
2392
2393 2011-05-17  Nick Clifton  <nickc@redhat.com>
2394
2395         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
2396         moves.
2397
2398         * config/rx/rx.md: Add peephole to remove redundant extensions
2399         after loads.
2400         (bitset_in_memory): Use rx_restricted_mem_operand.
2401         (bitinvert_in_memory): Likewise.
2402         (bitclr_in_memory): Likewise.
2403
2404 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
2405             Nick Clifton  <nickc@redhat.com>
2406
2407         * config/rx/rx.md: Add peepholes to match a register move followed
2408         by a comparison of the moved register.  Replace these with an
2409         addition of zero that does both actions in one instruction.
2410
2411 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
2412
2413         PR target/48986
2414         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
2415         predicate to allow CONST_INT.
2416         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
2417
2418 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
2419
2420         * opts-common.c (opt_enum_arg_to_value): New.
2421         * opts.h (opt_enum_arg_to_value): Declare.
2422         * config/i386/i386.opt (fpmath): Remove.
2423         (mfpmath=): Use Enum, Init and Save.
2424         (fpmath_unit): New Enum and EnumValue entries.
2425         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
2426         name for function fpmath state.
2427         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
2428         * config/i386/i386.c: Include diagnostic.h.
2429         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
2430         (ix86_target_string): Take enum fpmath_unit value instead of string.
2431         (ix86_debug_options): Update call to ix86_target_string.
2432         (ix86_option_override_internal): Don't process fpmath strings here.
2433         (x86_function_specific_save, ix86_function_specific_restore):
2434         Don't handle fpmath state specially.
2435         (ix86_function_specific_print): Pass fpmath state to
2436         ix86_target_string instead of printing in this function.
2437         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
2438         Handle enum attributes.
2439         (IX86_ATTR_ENUM, ix86_opt_enum): New.
2440         (ix86_valid_target_attribute_tree): Update option_strings
2441         handling.  Handle fpmath as enum option.
2442         (ix86_can_inline_p): Update field names for function fpmath state.
2443         (ix86_expand_builtin): Update call to ix86_target_string.
2444         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
2445         (ix86_fpmath): Remove.
2446         * config/i386/t-i386 (i386.o): Update dependencies.
2447
2448 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
2449
2450         PR preprocessor/48677
2451         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
2452         from decoded_options[0], not from itself.
2453
2454 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
2455
2456         * config/i386/constraints.md (z): New constraint.
2457         * config/i386/i386.c (c): New mode attribute.
2458         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
2459         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
2460         constraint for operand 0.
2461         (*call_vzeroupper): Ditto.
2462         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
2463         (*call_rex64_ms_sysv_vzeroupper): Ditto.
2464         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
2465         Use "lzm" constraint for operand 0.
2466         (*call_pop_vzeroupper): Ditto.
2467         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
2468         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
2469         constraint for operand 0.
2470         (*sibcall_vzeroupper): Ditto.
2471         (*sibcall_rex64_ms_sysv): Ditto.
2472         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
2473         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
2474         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
2475         (*sibcall_pop_vzeroupper): Ditto.
2476         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
2477         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
2478         mode iterator.  Use "<c>zm" constraint for operand 1.
2479         (*call_value_vzeroupper): Ditto.
2480         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
2481         for operand 1.
2482         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
2483         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
2484         *call_value_pop_1.  Use "lzm" constraint for operand 1.
2485         (*call_value_pop_vzeroupper): Ditto.
2486         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
2487         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
2488         mode iterator.  Use "Uz" constraint for operand 1.
2489         (*sibcall_value_vzeroupper): Ditto.
2490         (*sibcall_value_rex64_ms_sysv): Ditto.
2491         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
2492         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
2493         constraint for operand 1.
2494         (*sibcall_value_pop_vzeroupper): Ditto.
2495         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
2496         and "z" constraint for operand 2.
2497         (*tls_global_dynamic_32_gnu): Ditto.
2498         (*tls_local_dynamic_base_32_gnu): Ditto.
2499         (*tls_local_dynamic_base_64): Ditto.
2500         (*tls_local_dynamic_32_once): Ditto.
2501         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
2502         Update all callers.
2503         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
2504
2505 2011-05-16  Richard Guenther  <rguenther@suse.de>
2506
2507         * gimple.c (gimple_types_compatible_p_1): Use names of the
2508         type itself, not its main variant.
2509         (iterative_hash_gimple_type): Likewise.
2510
2511 2011-05-16  Richard Guenther  <rguenther@suse.de>
2512
2513         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
2514         always visit pointer target and function result and argument types.
2515
2516 2011-05-16  Jason Merrill  <jason@redhat.com>
2517
2518         PR c++/48999
2519         * tree-inline.c (copy_statement_list): Put back recursion.
2520
2521 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
2522
2523         PR target/27663
2524         PR target/41076
2525         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
2526         * config/avr/avr.md ("*ior<mode>qi.byte0",
2527         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
2528
2529 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
2530
2531         PR target/45099
2532         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
2533         register is needed for a function argument.
2534
2535 2011-05-16  Richard Guenther  <rguenther@suse.de>
2536
2537         * gimple.c (struct type_hash_pair): New type.
2538         (type_hash_pair_compare): New function.
2539         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
2540
2541 2011-05-16  Revital Eres  <revital.eres@linaro.org>
2542
2543         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
2544
2545 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
2546
2547         * config/i386/i386.md (floating point move splitters): Fix
2548         usage of standard_80387_constant_p.
2549         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
2550
2551 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
2552
2553         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
2554
2555 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
2556
2557         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
2558         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
2559         (tree_ssa_lim_finalize): Likewise.
2560
2561 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
2562
2563         * config/i386/constraint.md (Yd, Yx): New register constraints.
2564         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
2565         Yd conditional register constraint.
2566         (*movtf_internal): Use standard_sse_constant_opcode.
2567         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
2568         Yx conditional register constraint.
2569         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
2570         Yd conditional register constraint.  Use standard_sse_constant_p to
2571         check for valid SSE constants and call standard_sse_constant_opcode to
2572         output SSE insn.
2573         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
2574         constants and call standard_sse_constant_opcode to output SSE insn.
2575         * config/i386/i386.c (ix86_option_ovverride_internal): Set
2576         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
2577         optimize_size is set.
2578         (standard_sse_constant_opcode): Output conditional AVX insn templates.
2579
2580 2011-05-14  Tobias Burnus  <burnus@net-b.de>
2581
2582         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
2583
2584 2011-05-13  Martin Jambor  <mjambor@suse.cz>
2585
2586         * ipa-prop.c (ipa_cst_from_jfunc): New function.
2587         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
2588         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
2589         (evaluate_conditions_for_ipcp_clone): Removed.
2590         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
2591         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
2592         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
2593
2594 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
2595
2596         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
2597         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
2598         lieu of MAY_HAVE_DEBUG_STMTS.
2599         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
2600         debug statements if !MAY_HAVE_DEBUG_STMTS.
2601
2602 2011-05-13  Martin Thuresson  <martint@google.com>
2603
2604         PR gcov-profile/47793
2605         * libgcov.c (gcov_exit): Support relative profile paths.
2606         * doc/invoke.texi (-fprofile-dir): Update for above change.
2607
2608 2011-05-13  Richard Guenther  <rguenther@suse.de>
2609
2610         * gimple.c (gimple_canonical_types_compatible_p): Do not use
2611         type-pair caching, do not compare hashes.
2612
2613 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
2614
2615         PR middle-end/48965
2616         * tree-cfg.c (edge_to_cases_cleanup): Return true.
2617         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
2618
2619 2011-05-13  Kai Tietz  <ktietz@redhat.com>
2620
2621         * gimplify.c (gimplify_expr): Make sure operand is boolified.
2622         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
2623         compatible type for TRUTH_NOT_EXPR.
2624
2625 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
2626
2627         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
2628         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
2629         can_create_pseudo_p ().
2630
2631 2011-05-13  Richard Guenther  <rguenther@suse.de>
2632
2633         PR lto/48978
2634         * gimple.c (iterative_hash_gimple_type): Revert change in
2635         pointer target and function result and argument hashing.
2636
2637 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
2638
2639         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
2640         (*movxf_internal_nointeger): Ditto.
2641         (*movdf_internal_rex64): Ditto.
2642         (*movdf_internal): Ditto.
2643         (*movdf_internal_nointeger): Ditto.
2644         (*movsf_internal): Ditto.
2645         (sincos splitters): Use can_create_pseudo ().
2646
2647 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
2648
2649         * config/i386/i386-opts.h: New.
2650         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
2651         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
2652         ix86_section_threshold): Remove.
2653         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
2654         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
2655         OPT_mbranch_cost_.
2656         (ix86_option_override_internal): Don't decode strings for options
2657         other than -march=, -mtune= and -mfpmath=.  Don't allow for
2658         __attribute__ uses in remaining diagnostics for options with
2659         string arguments.  Don't check for integer arguments being negative.
2660         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
2661         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
2662         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
2663         ix86_branch_cost, ix86_section_threshold): Remove.
2664         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
2665         HeaderInclude.
2666         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
2667         but not Var.
2668         (masm=): Use Enum and Init.
2669         (asm_dialect): New Enum and EnumValue entries.
2670         (mbranch-cost=): Use UInteger.
2671         (mlarge-data-threshold=): Use UInteger and Init.
2672         (mcmodel=): Use Enum and Init.
2673         (cmodel): New Enum and EnumValue entries.
2674         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
2675         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
2676         mregparm=): Use UInteger.
2677         (mstringop-strategy=): Use Enum and Init.
2678         (stringop_alg): New Enum and EnumValue entries.
2679         (mtls-dialect=): Use Enum and Init.
2680         (tls_dialect): New Enum and EnumValue entries.
2681         (mabi=): Use Enum and Init.
2682         (calling_abi): New Enum and EnumValue entries.
2683         (mveclibabi=): Use Enum and Init.
2684         (ix86_veclibabi): New Enum and EnumValue entries.
2685
2686 2011-05-13  Nick Clifton  <nickc@redhat.com>
2687
2688         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
2689         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
2690
2691 2011-05-13  Kai Tietz  <ktietz@redhat.com>
2692
2693         PR middle-end/48984
2694         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
2695         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
2696         (gimple_boolify): Check for cast for boolean_type_node instead for
2697         BOOLEAN_TYPE.
2698
2699 2011-05-13  Richard Guenther  <rguenther@suse.de>
2700
2701         PR tree-optimization/48172
2702         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
2703         multiplying by number of iterations for equal step.
2704         (vect_create_cond_for_alias_checks): Likewise.
2705
2706 2011-05-13  Andreas Schwab  <schwab@redhat.com>
2707
2708         * configure.ac: Use AS_HELP_STRING throughout.
2709         * configure: Regenerate.
2710
2711 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
2712
2713         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
2714         (ix86_emit_restore_regs_using_mov): Likewise.
2715         (ix86_emit_restore_sse_regs_using_mov): Likewise.
2716
2717 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
2718
2719         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
2720         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
2721         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
2722         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
2723         RTX_OK_FOR_OLO10_P): ...here.
2724         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
2725         SYMBOLIC_CONST.
2726
2727 2011-05-12  Kai Tietz  <ktietz@redhat.com>
2728
2729         * gimplify.c (gimple_boolify): Re-boolify expression
2730         arguments even if expression type is of kind BOOLEAN_TYPE.
2731         (gimplify_boolean_expr): Removed.
2732         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
2733         and XOR. Additional take care that we keep expression's type.
2734         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
2735         of TRUTH_AND|OR|XOR_EXPR.
2736
2737 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
2738
2739         PR tree-optimization/48975
2740         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
2741         on all bbs here and free and clear ifc_bbs at the end.
2742
2743 2011-05-12  Richard Guenther  <rguenther@suse.de>
2744
2745         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
2746         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
2747         until after simple checks.
2748         (gimple_types_compatible_p): Likewise.
2749         (iterative_hash_gimple_type): Always hash pointer targets
2750         and function return and argument types.
2751         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
2752         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
2753         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
2754         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
2755         completely in the simple compare section.
2756         (gimple_register_canonical_type): Query the cache again after
2757         registering.
2758
2759 2011-05-12  Richard Guenther  <rguenther@suse.de>
2760
2761         PR tree-optimization/48172
2762         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
2763         the number of iterations from the segment size calculation.
2764         (vect_create_cond_for_alias_checks): Adjust.
2765
2766 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
2767
2768         PR debug/48967
2769         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
2770         if validate_subreg fails.
2771
2772 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
2773
2774         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
2775         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
2776         early.
2777
2778 2011-05-12  DJ Delorie  <dj@redhat.com>
2779
2780         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
2781         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
2782         created builtin into rx_builtins array.
2783         (rx_builtin_decl): New function.
2784         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
2785
2786 2011-05-12  DJ Delorie  <dj@redhat.com>
2787             Nick Clifton  <nickc@redhat.com>
2788
2789         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
2790         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
2791         (rx_is_legitimate_address): Add pre-decrement and post-increment
2792         addressing in HImode and QImode.  Fix test for out of range
2793         REG+INT addressing.
2794         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
2795         (rx_align_for_label): Test label before extracting its usage count.
2796         (rx_adjust_insn_lengths): Fix selection of insn codes.
2797         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
2798
2799 2011-05-11  Jason Merrill  <jason@redhat.com>
2800
2801         * tree.c (type_hash_canon): Use struct tree_type_non_common.
2802
2803 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
2804
2805         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
2806         reindent the subsequent block.
2807
2808 2011-05-11  Satoru Takabayashi  <satorux@google.com>
2809             Paul Pluzhnikov  <ppluzhnikov@google.com>
2810
2811         * doc/install.texi (Configuration): Document --with-linker-hash-style.
2812         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
2813         * config.in: Add LINKER_HASH_STYLE.
2814         * configure.ac: Add --with-linker-hash-style.
2815         * configure: Regenerate.
2816
2817 2011-05-11  Richard Guenther  <rguenther@suse.de>
2818
2819         PR middle-end/48964
2820         * gimple.c (iterative_hash_canonical_type): Fix typo.
2821
2822 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
2823
2824         * config/i386/i386.c (legitimize_tls_address)
2825         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
2826         expanders directly for TARGET_GNU2_TLS.  Determine pic and
2827         __tls_get_addr symbol reference here.  Update call to
2828         gen_tls_global_dynamic_{32,64} for added arguments.
2829         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
2830         expanders directly for TARGET_GNU2_TLS.  Determine
2831         __tls_get_addr symbol reference here.  Update call to
2832         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
2833         unique UNSPEC REG_EQUIV to libcall block.
2834         (ix86_tls_get_addr): Declare static.
2835         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
2836         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
2837         Do not determine pic and __tls_get_addr symbol reference here. Do not
2838         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
2839         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
2840         (tls_global_dynamic_64): Add operand 2.  Do not determine
2841         __tls_get_addr symbol reference here.  Do not call
2842         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
2843         (tls_local_dynamic_base64): Ditto for operand 1.
2844
2845 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
2846
2847         * function.c (expand_function_start): Initialize stack_check_probe_note
2848         only if the generic stack checking mechanism is used.
2849
2850 2011-05-11  Richard Guenther  <rguenther@suse.de>
2851
2852         PR tree-optimization/15256
2853         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
2854         (A & B) | C, combine (A op CST1) op CST2.
2855         (tree_ssa_forward_propagate_single_use_vars): Only bother to
2856         visit assigns that have uses.
2857
2858 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
2859
2860         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
2861         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
2862         (unpack_ts_type_common_value_fields): ...this.  Update comment.
2863         (unpack_value_fields): Adjust for renaming.
2864         (lto_input_ts_type_tree_pointers): Split into...
2865         (lto_input_ts_type_common_tree_pointer): ...this and...
2866         (lto_input_ts_type_non_common_tree_pointers): ...this.
2867         (lto_input_tree_pointers): Adjust for above split.
2868         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
2869         (pack_ts_type_common_value_fields): ...this.  Update comment.
2870         (lto_output_ts_type_tree_pointers): Split into...
2871         (lto_output_ts_type_common_tree_pointers): ...this and...
2872         (lto_output_ts_type_non_common_tree_pointers): ...this.
2873         (lto_output_tree_pointers): Adjust for above split.
2874         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
2875         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
2876         * stor-layout.c (vector_type_mode): Adjust location of mode field.
2877         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
2878         Define.
2879         (struct tree_type): Split into...
2880         (struct tree_type_common: ...this and...
2881         (struct tree_type_with_lang_specific): ...this and...
2882         (struct tree_type_non_common): ...this.  Adjust accessor macros
2883         accordingly.
2884         (TYPE_VALUES_RAW): Define.
2885         (union tree_node): Update for above changes.
2886         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
2887         TS_TYPE_NON_COMMON.
2888         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
2889         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
2890         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
2891         * treestructu.def (TS_TYPE): Remove.
2892         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
2893         Define.
2894
2895 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
2896
2897         PR debug/48159
2898         * tree-ssa.c (reset_debug_uses): New function.
2899         * tree-flow.h (reset_debug_uses): New prototype.
2900         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
2901         * tree-loop-distribution.c (generate_loops_for_partition): Call
2902         reset_debug_uses on the stmts that will be removed.  Keep around
2903         all debug stmts, don't count them as bits in partition bitmap.
2904         (generate_builtin): Don't count debug stmts or labels as bits in
2905         partition bitmap.
2906
2907 2011-05-11  Richard Guenther  <rguenther@suse.de>
2908
2909         * gimple.c (gimple_type_hash_1): Merge with ...
2910         (gimple_type_hash): ... this.
2911         (gtc_visit): Remove mode parameter and simplify accordingly.
2912         (gimple_types_compatible_p_1): Likewise.
2913         (gimple_types_compatible_p): Likewise.
2914         (iterative_hash_gimple_type): Likewise.
2915         (visit): Likewise.
2916         (gimple_type_eq): Adjust.
2917
2918 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2919
2920         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
2921         enters the branch create an anti edge in the opposite direction
2922         to prevent the creation of reg-moves.
2923         * modulo-sched.c: Adjust comment to reflect the fact we are
2924         scheduling closing branch.
2925         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
2926         (stage_count): New field in struct partial_schedule.
2927         (calculate_stage_count): New function.
2928         (normalize_sched_times): Rename to reset_sched_times and handle
2929         incrementing the sched time of the nodes by a constant value
2930         passed as parameter.
2931         (duplicate_insns_of_cycles): Skip closing branch.
2932         (sms_schedule_by_order): Schedule closing branch.
2933         (ps_insn_find_column): Handle closing branch.
2934         (sms_schedule): Call reset_sched_times and adjust the code to
2935         support scheduling of the closing branch.
2936         (ps_insert_empty_row): Update calls to normalize_sched_times
2937         and rotate_partial_schedule functions.
2938
2939 2011-05-11  Richard Guenther  <rguenther@suse.de>
2940
2941         PR middle-end/48953
2942         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
2943
2944 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
2945
2946         * opts.c (finish_options): Move warning settings from process_options.
2947         * toplev.c (process_options): Move warning settings to finish_options.
2948
2949 2011-05-11  Richard Guenther  <rguenther@suse.de>
2950
2951         PR tree-optimization/18041
2952         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
2953         (simplify_bitwise_binary): ... this.  Handle operand conversions
2954         by applying them to the result instead.
2955         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
2956
2957 2011-05-11  Richard Guenther  <rguenther@suse.de>
2958
2959         * gimple.c (gimple_canonical_types_compatible_p): Split out
2960         from gimple_types_compatible_p and friends.  Do not recurse
2961         to pointed-to types.
2962         (gimple_canonical_type_eq): Use it.
2963         (iterative_hash_canonical_type): Split out from
2964         iterative_hash_gimple_type and friends.  Do not recurse
2965         to pointed-to types.
2966         (gimple_canonical_type_hash): Use it, allocate the hash here.
2967
2968 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2969
2970         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
2971         recognizing doloop.
2972
2973 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2974
2975         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
2976         instead of PREV_INSN.
2977
2978 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2979
2980         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
2981         * loop-doloop.c (doloop_condition_get): Likewise.
2982         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
2983         (doloop_end): New.
2984         * config/arm/arm.md (*addsi3_compare0): Remove "*".
2985
2986 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
2987
2988         * tree.def (CASE_LABEL_EXPR): Add an operand.
2989         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
2990
2991 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2992
2993         * c-decl.c (c_override_global_bindings_to_false): Remove.
2994         (global_bindings_p): Don't check
2995         c_override_global_bindings_to_false.
2996         * c-tree.h (c_override_global_bindings_to_false): Remove.
2997         * c-typeck.c (composite_type): Don't set
2998         c_override_global_bindings_to_false.
2999
3000 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
3001
3002         PR target/48857, 48495
3003         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
3004         (VSX_MODE): Ditto.
3005         (VSX_MOVE_MODE): Ditto.
3006         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
3007         VSX vector types.  Add V2DImode.
3008         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
3009         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
3010         (MODES_TIEABLE_P): Ditto.
3011
3012         * config/rs6000/rs6000.c (rs6000_emit_move): Use
3013         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
3014         VSX_VECTOR_MODE.
3015         (init_cumulative_args): Ditto.
3016         (rs6000_function_arg_boundary): Ditto.
3017         (rs6000_function_arg_advance_1): Ditto.
3018         (rs6000_function_arg): Ditto.
3019         (rs6000_function_ok_for_sibcall): Ditto.
3020         (emit_frame_save): Ditto.
3021         (rs6000_function_value): Ditto.
3022         (rs6000_libcall_value): Ditto.
3023
3024 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
3025
3026         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
3027         i386/darwin-lib.h to $libgcc_tm_file.
3028         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
3029
3030 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
3031
3032         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
3033
3034 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
3035
3036         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
3037         * config/rs6000/rs6000-tables.opt: New file (generated).
3038         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
3039         rs6000/rs6000-tables.opt to extra_options.
3040         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
3041         * config/rs6000/rs6000.c (rs6000_select): Remove.
3042         (processor_target_table): Move contents to rs6000-cpus.def.
3043         (darwin_rs6000_override_options): Check
3044         global_options_set.x_rs6000_cpu_index instead of
3045         rs6000_select[1].string.
3046         (rs6000_option_override_internal): Likewise.
3047         (rs6000_handle_option): Don't assert that global structures are in
3048         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
3049         (rs6000_default_cpu): New variable.
3050         (rs6000_file_start): Set it instead of local default_cpu.  Check
3051         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
3052         global_options_set.x_rs6000_tune_index instead of rs6000_select.
3053         (rs6000_darwin_file_start): Check rs6000_default_cpu and
3054         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
3055         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
3056         rs6000_select): Remove.
3057         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
3058         Remove.
3059         (mcpu=, mtune=): Use Var, Init, Enum and Save.
3060         * config/rs6000/t-rs6000
3061         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
3062         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
3063         global_options_set.x_rs6000_cpu_index instead of
3064         rs6000_select[1].string.
3065         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
3066         global_options_set.x_rs6000_cpu_index instead of
3067         rs6000_select[1].string.
3068
3069 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
3070
3071         * config.gcc (libgcc_tm_file): Define instead of including files
3072         from ../../libgcc/config/ in tm_file.
3073         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
3074         * configure: Regenerate.
3075         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
3076         libgcc_tm.h, cs-libgcc_tm.h): New.
3077         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
3078         (clean): Remove libgcc_tm.h.
3079         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
3080         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
3081         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
3082
3083 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
3084
3085         PR target/48896
3086         * config/avr/avr.c (avr_ret_register): Return unsigned int
3087         instead of int.
3088         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
3089         it to avr_libcall_value.
3090         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
3091         expand_expr.
3092         (avr_expand_binop_builtin): Ditto.
3093         (avr_expand_unop_builtin): Ditto.
3094
3095 2011-05-10  DJ Delorie  <dj@redhat.com>
3096
3097         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
3098         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
3099         * config/rx/rx.c (rx_align_for_label): Add label and
3100         uses_threshold parameters.  Do not align when the label is not
3101         used enough.
3102         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
3103
3104 2011-05-10  Richard Guenther  <rguenther@suse.de>
3105
3106         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
3107         a series of conversions and apply foldings similar to what
3108         fold-const does.
3109         (tree_ssa_forward_propagate_single_use_vars): Call it.
3110
3111 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
3112
3113         PR tree-optimization/48611
3114         PR tree-optimization/48794
3115         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
3116         referenced from RESX or EH_DISPATCH arguments.
3117
3118         PR debug/48928
3119         * dfp.c (decimal_to_decnumber): Handle conversion from
3120         dconst{1,2,m1,half}.
3121
3122 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3123
3124         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
3125         for !flag_prefer_avx128.
3126         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
3127
3128 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
3129
3130         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
3131         (fold_ternary_loc): Use expr_location_or.
3132
3133 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
3134
3135         PR debug/48853
3136         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
3137         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
3138         Pmode and mem_mode is not VOIDmode.
3139
3140 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
3141
3142         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
3143         TYPE_QUAL_RESTRICT): Convert to enum.
3144
3145 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3146
3147         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
3148         (const_pow2_1_to_8_operand): Ditto.
3149         (const_pow2_1_to_128_operand): Ditto.
3150         (const_pow2_1_to_32768_operand): Ditto.
3151         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
3152         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
3153         in insn constraint to check integer value of operand 3.
3154         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
3155
3156         (PINSR_MODE): New mode iterator.
3157         (sse2p4_1): New mode attribute.
3158         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
3159         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
3160         iterator.  Use const_int_operand instead of
3161         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
3162         exact_log2 in insn constraint to check integer value of operand 3.
3163
3164 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3165
3166         * config/i386/sse.md (blendbits): Remove mode attribute.
3167         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
3168         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
3169         Check integer value of operand 3 in insn constraint.
3170
3171 2011-05-09  Richard Guenther  <rguenther@suse.de>
3172
3173         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
3174         for diagnostics.
3175         (lto_symtab_merge): Likewise.  Do not register types here.
3176         (lto_symtab_merge_decls_2): Likewise.
3177         (lto_symtab_merge_decls_1): Likewise.
3178         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
3179         * gimple.c (enum gtc_mode): Declare.
3180         (gimple_types_compatible_p): Make static.
3181
3182 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3183
3184         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
3185         temporary register to match Pmode.
3186
3187 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3188
3189         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
3190         and *vec_concatv4si_1_avx.
3191
3192 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3193
3194         PR rtl-optimization/48927
3195         * ira-conflicts.c (commutative_constraint_p): Use
3196         recog_data.alternative_enabled_p to disable alternatives where
3197         "enabled" attribute is false.
3198         (get_dup_num): Ditto.
3199         * ira-lives.c (single_reg_class): Ditto.
3200         (ira_implicitly_set_insn_hard_regs): Ditto.
3201
3202 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
3203
3204         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
3205         (dataflow_set_preserve_mem_locs): Likewise.
3206
3207 2011-05-09  Philipp Thomas  <pth@suse.de>
3208
3209         * config/mep/mep.c (mep_validate_vliw): Syntax description
3210         should not be translated.
3211
3212 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
3213
3214         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
3215         * config/mips/mips-tables.opt: New file (generated).
3216         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
3217         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
3218         MIPS_ARCH_OPTION_NATIVE): Define.
3219         * config/mips/mips.c (mips_cpu_info_table): Move contents to
3220         mips-cpus.def.
3221         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
3222         mips_parse_cpu): Remove.
3223         (mips_cpu_info_from_opt, mips_default_arch): New.
3224         (mips_handle_option): Don't assert that global structures are in
3225         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
3226         (mips_option_override): Use new variables and functions to set
3227         state of these options.  Use strcmp to check for individual CPU names.
3228         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
3229         definition.
3230         * config/mips/mips.opt (march=): Use ToLower and Enum.
3231         (mips): Use ToLower, Enum and Var.
3232         (mtune=): Use ToLower and Enum.
3233         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
3234
3235 2011-05-08  Jan Hubicka  <jh@suse.cz>
3236
3237         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
3238         Arrange type pairs to be UID ordered.
3239         (gimple_lookup_type_leader): Make inline.
3240
3241 2011-05-09  Nick Clifton  <nickc@redhat.com>
3242
3243         PR target/48899
3244         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
3245         PROCESSOR_DEFAULT.
3246
3247         PR target/48897
3248         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
3249         variable 's'.
3250
3251 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
3252
3253         * combine.c (simplify_comparison): Abstract out parts into...
3254         (simplify_compare_const): ... new function.
3255         (try_combine): Generalize parallel arithmetic/compare combining
3256         to call simplify_compare_const() and CANONICALIZE_COMPARE().
3257
3258 2011-05-08  Jan Hubicka  <jh@suse.cz>
3259
3260         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
3261         (cgraph_create_virtual_clone): Call hooks once virtual clone
3262         is finished.
3263         * cgraph.h (cgraph_clone_node): Update prototype.
3264         * ipa-cp.c (ipcp_estimate_growth): Use
3265         estimate_ipcp_clone_size_and_time.
3266         * ipa-inline-transform.c (clone_inlined_nodes): Update.
3267         * lto-cgraph.c (input_node): Update.
3268         * ipa-inline.c (recursive_inlining): Update.
3269         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
3270         (evaluate_conditions_for_known_args): Break out from ...
3271         (evaluate_conditions_for_edge): ... here.
3272         (evaluate_conditions_for_ipcp_clone): New function.
3273         (inline_node_duplication_hook): Update clone summary based
3274         on parameter map.
3275         (estimate_callee_size_and_time): Rename to ...
3276         (estimate_node_size_and_time): take NODE instead of EDGE;
3277         take POSSIBLE_TRUTHS as argument.
3278         (estimate_callee_size_and_time): Update.
3279         (estimate_ipcp_clone_size_and_time): New function.
3280         (do_estimate_edge_time): Update.
3281
3282 2011-05-08  Richard Guenther  <rguenther@suse.de>
3283
3284         PR middle-end/48908
3285         PR middle-end/48905
3286         * expmed.c (expand_shift_1): Compute adjusted constant shift
3287         amount manually.
3288
3289 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
3290
3291         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
3292
3293 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
3294
3295         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
3296
3297 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
3298
3299         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
3300
3301 2011-05-07  Jan Hubicka  <jh@suse.cz>
3302
3303         * ipa-inline-transform.c (inline_call): Account when program size
3304         decreases.
3305         * ipa-inline.c (relative_time_benefit): New function.
3306         (edge_badness): Reorganize to be power 2 based; fix thinko when
3307         computing badness for negative growth; update comments to match
3308         reality; better dumps.
3309
3310 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
3311
3312         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
3313         type to bool and adjust comment.
3314         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
3315         (fold_mathfn_compare): Remove calls to global_bindings_p.
3316         (fold_inf_compare): Likewise.
3317         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
3318         * c-tree.h (global_bindings_p): Adjust prototype.
3319         * c-decl.c (global_bindings_p): Return bool and simplify.
3320
3321 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
3322
3323         PR tree-optimization/48837
3324         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
3325         when accumulator transformation is performed.
3326
3327 2011-05-06  Jan Hubicka  <jh@suse.cz>
3328
3329         * i386.h (ix86_tune_indices): Add
3330         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
3331         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
3332         * i386.c (initial_ix86_tune_features): Add
3333         X86_SOFTARE_PREFETCHING_BENEFICIAL.
3334         (software_prefetching_beneficial_p): Remove predicate.
3335         (ix86_option_override_internal): Use new macro.
3336
3337 2011-05-06  Jan Hubicka  <jh@suse.cz>
3338
3339         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
3340
3341 2011-05-06  Jan Hubicka  <jh@suse.cz>
3342
3343         * cgraph.c (cgraph_add_thunk): Create real function node instead
3344         of alias node; finalize it and mark needed/reachale; arrange visibility
3345         to be right and add it into the corresponding same comdat group list.
3346         (dump_cgraph_node): Dump thunks.
3347         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
3348         cgraph_function_with_gimple_body_p,
3349         cgraph_first_function_with_gimple_body,
3350         cgraph_next_function_with_gimple_body): New functions.
3351         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
3352         New macros.
3353         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
3354         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
3355         * cgraphunit.c (cgraph_finalize_function): Only look into possible
3356         devirtualization when optimizing.
3357         (verify_cgraph_node): Verify thunks.
3358         (cgraph_analyze_function): Analyze thunks.
3359         (cgraph_mark_functions_to_output): Output thunks only in combination
3360         with function they are assigned to.
3361         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
3362         alias into normal node.
3363         (assemble_thunks): New functoin.
3364         (cgraph_expand_function): Use it.
3365         * lto-cgraph.c (lto_output_node): Stream thunks.
3366         (input_overwrite_node): Stream in thunks.
3367         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
3368         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
3369         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
3370         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
3371         (inline_analyze_function): Do not care about thunk jump functions.
3372         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
3373         * ipa-prop.c (ipa_prop_write_jump_functions): Use
3374         cgraph_function_with_gimple_body_p.
3375         * passes.c (do_per_function_toporder): Use
3376         cgraph_function_with_gimple_body_p.
3377         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
3378         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
3379         (function_called_by_processed_nodes_p): Likewise.
3380
3381 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
3382
3383         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
3384         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
3385         entries.
3386         (mabi=): Replace with separate entries for mabi=altivec,
3387         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
3388         mabi=ieeelongdouble and mabi=ibmlongdouble.
3389         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
3390         check for -mabi=spe without SPE ABI support here.
3391         (rs6000_handle_option): Replace OPT_mabi_ handling with
3392         OPT_mabi_altivec and OPT_mabi_spe handling.
3393
3394 2011-05-06  Cary Coutant  <ccoutant@google.com>
3395
3396         * dwarf2out.c (contains_subprogram_definition): New function.
3397         (should_move_die_to_comdat): Call it.
3398
3399 2011-05-06  Jeff Law  <law@redhat.com>
3400
3401         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
3402         remove_ctrl_stmt_and_useless_edges.
3403         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
3404         (fixup_template_block, thread_single_edge): Likewise.
3405         (mark_threaded_blocks): Use THREAD_TARGET.
3406
3407 2011-05-06  Alan Modra  <amodra@gmail.com>
3408
3409         PR target/48900
3410         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
3411         const0_rtx as the arg to the dummy __tls_get_addr libcall.
3412
3413 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
3414
3415         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
3416         constraint modifier to "r".
3417
3418 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
3419
3420         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
3421         fall through for OPT_mcmodel_.
3422
3423 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3424
3425         * config/s390/s390.c (s390_asm_trampoline_template): Comment
3426         instruction sizes.
3427         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
3428
3429 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3430
3431         PR target/47930
3432         * config/arm/arm.opt (marm): Document it.
3433         (mthumb): Reject negative variant.
3434
3435 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
3436
3437         PR target/48898
3438         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
3439         Fix typo in "ccvt" variable name.
3440
3441 2011-05-06  Tristan Gingold  <gingold@adacore.com>
3442
3443         PR target/48895
3444         * config/vms/vms-ar.c (main): Remove cwd variable.
3445
3446 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
3447
3448         PR debug/48902
3449         * var-tracking.c (prepare_call_arguments): Move else before #endif.
3450
3451 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
3452
3453         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
3454         * gimplify.c (gimplify_switch_expr): Likewise.
3455         * omp-low.c (expand_omp_sections): Likewise.
3456         * tree-eh.c (lower_try_finally_switch): Likewise.
3457         (lower_eh_dispatch): Likewise.
3458         * tree.h (build_case_label): Declare.
3459         * tree.c (build_case_label): Define.
3460
3461 2011-05-05  Jason Merrill  <jason@redhat.com>
3462
3463         PR c++/40975
3464         * tree-inline.c (copy_tree_r): Use copy_statement_list.
3465         (copy_statement_list): Don't recurse.
3466         * stor-layout.c (copy_self_referential_tree_r): Don't allow
3467         STATEMENT_LIST.
3468
3469 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
3470
3471         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
3472         through from -mfpu= handling.
3473         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
3474
3475 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
3476
3477         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
3478         POST_MODIFY.
3479
3480 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
3481
3482         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
3483         for 11.31.
3484         (hppa[12]*-*-hpux11*): Ditto.
3485         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
3486         * config/ia64/hpux-unix2003.h: New.
3487         * config/pa/pa-hpux1131.opt: New.
3488         * config/pa/pa-hpux1131.h: New.
3489         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
3490         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
3491         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
3492
3493 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
3494
3495         PR debug/48853
3496         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
3497         instead of mode as 3rd argument to recursive call.
3498         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
3499         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
3500         VOIDmode.
3501         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
3502         don't give up if mode is Pmode and mem_mode is not VOIDmode.
3503         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
3504         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
3505
3506 2011-05-05  Julian Brown  <julian@codesourcery.com>
3507
3508         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
3509         parenthesis in D-register case.
3510
3511 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
3512
3513         * opt-functions.awk (var_type_struct): Handle Enum options.
3514         * optc-gen.awk: Don't check range of variables of character type.
3515         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
3516         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
3517         rs6000_sdata_name, rs6000_explicit_options): Remove.
3518         (rs6000_option_override_internal): Check for -malign-power here.
3519         Use global_options_set instead of rs6000_explicit_options.
3520         (rs6000_parse_fpu_option): Remove.
3521         (rs6000_handle_option): Access variables via opts and opts_set
3522         pointers.  Use error_at and warning_at.  Add fall-through
3523         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
3524         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
3525         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
3526         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
3527         here.  Don't use rs6000_parse_fpu_option.
3528         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
3529         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
3530         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
3531         (mrecip=): Use Var.
3532         (mspe): Use Var and Save.
3533         (mtraceback=): Use Enum and Var.
3534         (rs6000_traceback_type): New Enum and EnumValue entries.
3535         (mfloat-gprs=): Use Enum, Var and Save.
3536         (rs6000_float_gprs): New Enum and EnumValue entries.
3537         (mlong-double-): use Var and Save.
3538         (msched-costly-dep=, minsert-sched-nops=): Use Var.
3539         (malign-): Use Enum and Var.
3540         (rs6000_alignment_flags): New Enum and EnumValue entries.
3541         (mfpu=): Use Enum.
3542         (fpu_type_t): New Enum and EnumValue entries.
3543         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3544         global_options_set instead of rs6000_explicit_options.
3545         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3546         global_options_set instead of rs6000_explicit_options.
3547         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3548         global_options_set instead of rs6000_explicit_options.
3549         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3550         global_options_set instead of rs6000_explicit_options.
3551         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
3552         global_options_set instead of rs6000_explicit_options.
3553         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3554         global_options_set instead of rs6000_explicit_options.
3555         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
3556         definition.
3557         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3558         global_options_set instead of rs6000_explicit_options.
3559         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
3560         (rs6000_cmodel): New Enum and EnumValue entries.
3561         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3562         global_options_set instead of rs6000_explicit_options.
3563         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
3564         (mtls-size=): Use Enum and Var.
3565         (rs6000_tls_size): New Enum and EnumValue entries.
3566
3567 2011-05-05  Michael Matz  <matz@suse.de>
3568
3569         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
3570         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
3571         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
3572         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
3573         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
3574         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
3575         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
3576         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
3577         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
3578         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
3579         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
3580         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
3581         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
3582         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
3583         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
3584         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
3585
3586 2011-05-05  Richard Guenther  <rguenther@suse.de>
3587
3588         * expmed.c (expand_variable_shift): Rename to ...
3589         (expand_shift_1): ... this.  Take an expanded shift amount.
3590         For rotates recurse directly not building trees for the shift amount.
3591         (expand_variable_shift): Wrap around expand_shift_1.
3592         (expand_shift): Adjust.
3593
3594 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
3595
3596         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
3597
3598 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
3599
3600         * tree.h (get_pending_sizes): Remove prototype.
3601         (put_pending_size): Likewise.
3602         (put_pending_sizes): Likewise.
3603         * stor-layout.c (pending_sizes): Delete.
3604         (get_pending_sizes): Likewise.
3605         (put_pending_size): Likewise.
3606         (put_pending_sizes): Likewise.
3607         (variable_size): Do not call put_pending_size and tidy up.
3608         * function.h (struct function): Remove dont_save_pending_sizes_p.
3609         * lto-streamer-in.c (input_function): Do not stream it.
3610         * lto-streamer-out.c (output_function): Likewise.
3611         * tree-inline.c (initialize_cfun): Do not copy it.
3612         * c-decl.c (store_parm_decls): Do not set it.
3613         * omp-low.c (create_task_copyfn): Likewise.
3614         * tree-optimize.c (tree_rest_of_compilation): Likewise.
3615
3616 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
3617
3618         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
3619         conditions.
3620         (*movdf_internal): Ditto.
3621         (*movdf_internal_nointeger): Ditto.
3622         (*movsf_internal): Ditto.
3623
3624 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
3625
3626         * c-decl.c (finish_decl): Don't call get_pending_sizes.
3627         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
3628         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
3629         (c_variable_size): Remove.
3630         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
3631         call put_pending_sizes.
3632         (get_parm_info): Add parameter expr.  Use it to set
3633         arg_info->pending_sizes.
3634         (store_parm_decls): Use arg_info->pending_sizes instead or calling
3635         get_pending_sizes.
3636         * c-parser.c (c_parser_parms_declarator): Update call to
3637         c_parser_parms_list_declarator.
3638         (c_parser_parms_list_declarator): Take parameter expr.  Update
3639         call to push_parm_decl.  Update recursive call.  Don't call
3640         get_pending_sizes.  Update calls to get_parm_info.
3641         (c_parser_objc_method_definition): Update calls to
3642         c_parser_objc_method_decl and objc_start_method_definition.
3643         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
3644         (c_parser_objc_method_decl): Add parameter expr.  Update call to
3645         grokparm.
3646         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
3647         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
3648         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
3649
3650 2011-05-05  Michael Hope  <michael.hope@linaro.org>
3651
3652         PR pch/45979
3653         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
3654         __ARM_EABI__ hosts.
3655
3656 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3657
3658         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3659         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3660         (spu_output_mi_thunk): New function.
3661
3662 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3663
3664         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
3665         targetm.asm_out.print_operand.
3666         * config/sol2.c: Include target.h.
3667
3668 2011-05-04  Jan Hubicka  <jh@suse.cz>
3669
3670         * ipa-inline.c (reset_edge_caches): New function.
3671         (update_caller_keys): Add check_inlinablity_for; do not
3672         reset edge caches; remove now unnecesary loop.
3673         (update_callee_keys): Add comments; reset node_growth_cache of callee.
3674         (update_all_callee_keys): Likewise.
3675         (inline_small_functions): Sanity check cache; update code
3676         recomputing it.
3677
3678 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
3679
3680         PR rtl-optimization/47612
3681         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
3682         as the last insn of the sequence to be moved.
3683
3684 2011-05-04  Tobias Burnus  <burnus@net-b.de>
3685
3686         PR fortran/48864
3687         * doc/invoke.texi (Ofast): Document that it
3688         enables Fortran's -fno-protect-parens.
3689
3690 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
3691
3692         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
3693
3694 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
3695
3696         * stor-layout.c (variable_size): Do not issue errors.
3697
3698 2011-05-04  Richard Guenther  <rguenther@suse.de>
3699
3700         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
3701         for array-ref indices.
3702         (tree_coverage_counter_addr): Likewise.
3703         (build_fn_info_type): Use size_int for index types.
3704         (build_gcov_info): Likewise.
3705
3706 2011-05-04  Richard Guenther  <rguenther@suse.de>
3707
3708         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
3709         to build_int_cst.
3710         * c-typeck.c (really_start_incremental_init): Use bitsize_int
3711         for constructor indices.
3712         (push_init_level): Likewise.
3713
3714 2011-05-04  Richard Guenther  <rguenther@suse.de>
3715
3716         * explow.c (promote_mode): Move variable declarations before code.
3717
3718 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
3719
3720         * tree.h (build_function_type_array): Declare.
3721         (build_varargs_function_type_array): Declare.
3722         (build_function_type_vec, build_varargs_function_type_vec): Define.
3723         * tree.c (build_function_type_array_1): New function.
3724         (build_function_type_array): New function.
3725         (build_varargs_function_type_array): New function.
3726
3727 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
3728
3729         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
3730         before setting STMT_VINFO_TYPE.
3731
3732 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3733
3734         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
3735         instead of spu_pass_by_reference.
3736
3737 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3738
3739         * calls.c (emit_library_call_value_1): Invoke
3740         promote_function_mode hook on libcall arguments.
3741         * explow.c (promote_function_mode, promote_mode): Handle TYPE
3742         argument being NULL.
3743         * targhooks.c (default_promote_function_mode): Lisewise.
3744         * config/s390/s390.c (s390_promote_function_mode): Likewise.
3745         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
3746
3747         * doc/tm.texi: Document that TYPE argument might be NULL.
3748
3749 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3750
3751         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
3752
3753 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3754
3755         From Bernd Schmidt
3756         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
3757
3758 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3759
3760         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
3761         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
3762         Move ...
3763         * mips-tfile.c: ... here.
3764         Don't include coretypes.h, tm.h, filenames.h.
3765         (saber_stop): Remove definition and all calls.
3766         [__SABER__]: Remove.
3767         (__LINE__): Remove default.
3768         (Size_t, Ptrdiff_t): Remove definitions.
3769         Replace by size_t, ptrdiff_t.
3770         [!MIPS_DEBUGGING_INFO]: Remove.
3771         (SHASH_SIZE, THASH_SIZE): Remove defaults.
3772         (progname): Add const.
3773         (STATIC): Remove.
3774         Replace all uses by static.
3775         (ALIGN_SYMTABLE_OFFSET): Remove default.
3776         * mips-tdump.c: Don't include coretypes.h, tm.h.
3777         Remove !MIPS_IS_STAB guard.
3778         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
3779         $(TM_H), filenames.h dependencies.
3780         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
3781
3782 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3783
3784         From Jie Zhang
3785         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
3786         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3787
3788 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3789
3790         From Bernd Schmidt
3791         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
3792         account and save/restore RETS.
3793         (PROFILE_BEFORE_PROLOGUE): Define.
3794         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
3795         the push insn to use predecrement.
3796
3797 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3798
3799         From Jie Zhang
3800         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
3801
3802 2011-05-04  Nick Clifton  <nickc@redhat.com>
3803
3804         * config/mn10300/mn10300.c: Include cfgloop.h.
3805         (DUMP): New macro.
3806         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
3807         Lcc or a FLcc insn into the instruction stream.
3808         (mn10300_block_contains_call): New function.  Returns true if the
3809         given basic block contains a CALL insn.
3810         (mn10300_loop_contains_call_insn): New function.  Returns true if
3811         the given loop contains a CALL insn.
3812         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
3813         to use the SETLB and Lcc or FLcc insns.
3814         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
3815         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
3816         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
3817         disable the SETLB optimization.
3818         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
3819         __SETLB__ or __NO_SETLB__.
3820         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
3821         (movsf_internal): Handle MDR register.
3822         (cmpsi): Make visible.
3823         (setlb): New pattern.
3824         (Lcc): New pattern.
3825         (FLcc): New pattern.
3826
3827 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
3828
3829         PR target/48860
3830         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
3831         for reg<->xmm moves.
3832         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
3833         (vec_concatv2di_rex64_sse): Ditto.
3834         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
3835         (*vec_extractv2di_1_rex64): Ditto.
3836
3837         Revert:
3838         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
3839
3840         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
3841         reg<->xmm moves.
3842         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
3843
3844 2011-05-04  Richard Guenther  <rguenther@suse.de>
3845
3846         * tree.h (int_const_binop): Remove notrunc argument.
3847         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
3848         create integer constants that are properly truncated.
3849         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
3850         (const_binop): Remove zero notrunc argument to int_const_binop.
3851         (size_binop_loc): Likewise.
3852         (fold_div_compare): Likewise.
3853         (maybe_canonicalize_comparison_1): Likewise.
3854         (fold_comparison): Likewise.
3855         (fold_binary_loc): Likewise.
3856         (multiple_of_p): Likewise.
3857         * expr.c (store_constructor): Likewise.
3858         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3859         (maybe_fold_stmt_addition): Likewise.
3860         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3861         * stor-layout.c (layout_type): Likewise.
3862         * tree-data-ref.c (tree_fold_divides_p): Likewise.
3863         * tree-sra.c (build_ref_for_offset): Likewise.
3864         (build_user_friendly_ref_for_offset): Likewise.
3865         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
3866         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3867         * tree-ssa-loop-niter.c (inverse): Likewise.
3868         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
3869         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
3870         * tree-switch-conversion.c (check_range): Likewise.
3871         (build_constructors): Likewise.
3872         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3873         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
3874         (extract_range_from_assert): Likewise.
3875         (vrp_int_const_binop): Likewise.
3876         (extract_range_from_binary_expr): Likewise.
3877         (extract_range_from_unary_expr): Likewise.
3878         (check_array_ref): Likewise.
3879         (find_case_label_range): Likewise.
3880         (simplify_div_or_mod_using_ranges): Likewise.
3881         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
3882         comparing case labels for merging.
3883
3884 2011-05-03  Mark Wielaard  <mjw@redhat.com>
3885
3886         * dwarf2out.c (debug_str_hash_forced): Removed.
3887         (gen_label_for_indirect_string): Removed.
3888         (get_debug_string_label): Removed.
3889         (AT_string_form): Generate label directly.
3890         (output_indirect_string): Test indirect_string_node for
3891         DW_FORM_strp instead of checking label and refcount.
3892         (prune_indirect_string): Removed.
3893         (prune_unused_types): Don't check debug_str_hash_forced or
3894         call prune_indirect_string.
3895
3896 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
3897
3898         PR other/48093
3899         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
3900
3901 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
3902
3903         PR debug/47994
3904         PR debug/47919
3905         * combine.c (try_combine): Skip debug insns at m_split tests.
3906
3907 2011-04-26  Mark Wielaard  <mjw@redhat.com>
3908
3909         PR42288
3910         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
3911         when info_section_emitted.
3912
3913 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
3914
3915         * config/mips/mips-opts.h: New.
3916         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
3917         to mips-opts.h.
3918         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
3919         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
3920         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
3921         via opts pointer.
3922         * config/mips/mips.h (enum mips_code_readable_setting): Move to
3923         mips-opts.h.
3924         (mips_abi, mips_code_readable): Don't declare.
3925         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
3926         (mabi=): Use Enum and Var.
3927         (mips_abi): New Enum and EnumValue entries.
3928         (mcode-readable=): Use Enum and Var.
3929         (mips_code_readable_setting): New Enum and EnumValue entries.
3930         (mr10k-cache-barrier=): Use Enum and Var.
3931         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
3932
3933 2011-05-03  Jan Hubicka  <jh@suse.cz>
3934
3935         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
3936         replace hash by pointer map.
3937         (cgraph_node_set_element_def, cgraph_node_set_element,
3938         const_cgraph_node_set_element, varpool_node_set_element_def,
3939         varpool_node_set_element, const_varpool_node_set_element): Remove.
3940         (free_cgraph_node_set, free_varpool_node_set): New function.
3941         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
3942         * tree-emutls.c: Free varpool node set.
3943         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
3944         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
3945         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
3946         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
3947         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
3948         Move here from ipa.c; implement using pointer_map
3949         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
3950         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
3951         debug_cgraph_node_set, varpool_node_set_new,
3952         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
3953         dump_varpool_node_set, debug_varpool_node_set):
3954         Move to ipa-uitls.c.
3955         * passes.c (ipa_write_summaries): Update.
3956
3957 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3958
3959         From Mike Frysinger:
3960         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
3961         bf542/bf544/bf547/bf548/bf549.
3962
3963 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
3964
3965         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
3966
3967 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3968
3969         From Bernd Schmidt:
3970         * config/bfin/bfin.md (MOVCC): New mode_macro.
3971         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
3972         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
3973         comments from generated assembly.
3974
3975 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3976
3977         From Bernd Schmidt
3978         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
3979         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
3980         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
3981         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
3982         * config/bfin/lib1funcs.asm (___muldi3): New function.
3983
3984 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3985
3986         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
3987         build_function_type_list instead of build_function_type.
3988         Rearrange initialization of `args' to do so.
3989
3990 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3991
3992         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
3993         instead of build_function_type.
3994
3995 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3996
3997         * config/rs6000/rs6000.c (spe_init_builtins): Call
3998         build_function_type_list instead of build_function_type.
3999         (paired_init_builtins, altivec_init_builtins): Likewise.
4000         (builtin_function_type): Likewise.
4001
4002 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4003
4004         * config/sh/sh.c (sh_media_init_builtins): Call
4005         build_function_type_list instead of build_function_type.
4006
4007 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4008
4009         * config/sparc/sparc.c (sparc_file_end): Call
4010         build_function_type_list instead of build_function_type.
4011
4012 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4013
4014         * config/alpha/alpha.c (alpha_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/xtensa/xtensa.c (xtensa_init_builtins): Call
4020         build_function_type_list instead of build_function_type.
4021
4022 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4023
4024         * config/iq2000/i2000.c (iq2000_init_builtins): Call
4025         build_function_type_list instead of build_function_type.
4026         Delete `endlink' variable.
4027
4028 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4029
4030         * config/avr/avr.c (avr_init_builtins): Call
4031         build_function_type_list instead of build_function_type.
4032
4033 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4034
4035         * config/picochip/picochip.c (picochip_init_builtins): Call
4036         build_function_type_list instead of build_function_type.
4037         Delete `endlink' variable.
4038
4039 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4040
4041         * config/bfin/bfin.c (bfin_init_builtins): Call
4042         build_function_type_list instead of build_function_type.
4043
4044 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
4045
4046         From Bernd Schmidt
4047         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
4048         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
4049
4050 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
4051
4052         From Jie Zhang:
4053         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
4054         libbffastfp overrides libgcc when -mfast-fp.
4055
4056 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
4057
4058         Originally from Bernd Schmidt
4059         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
4060         * config/bfin/bfin.c (override_options): Test it and error if
4061         TARGET_FDPIC.
4062
4063 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
4064
4065         Originally From Bernd Schmidt
4066         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
4067         FD-PIC.
4068
4069 2011-05-03  Jeff Law  <law@redhat.com>
4070
4071         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
4072         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
4073         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
4074         than accessing AUX field directly.  Free the AUX field before
4075         clearing it.
4076         (thread_block, thread_through_loop_header): Likewise.
4077         (thread_single_edge, mark_threaded_blocks): Likewise.
4078         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
4079         (register_jump_thread): Do not attempt to thread to a NULL edge.
4080
4081 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
4082
4083         * function.c (init_function_start): Call decide_function_section.
4084         * varasm.c (decide_function_section): New function.
4085         (assemble_start_function): When not using
4086         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
4087         or first_function_block_is_cold.
4088         * rtl.h (decide_function_section): Declare.
4089
4090 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
4091             Jakub Jelinek  <jakub@redhat.com>
4092
4093         PR target/48774
4094         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
4095         only succeed if req_mode is the same as set_mode.
4096
4097 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
4098
4099         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
4100         * genemit.c (gen_exp): Handle RETURN.
4101         * emit-rtl.c (verify_rtx_sharing): Likewise.
4102         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
4103         * rtl.c (copy_rtx): RETURN is shared.
4104         * rtl.h (enum global_rtl_index): Add GR_RETURN.
4105         (ret_rtx): New.
4106         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
4107         * config/s390/s390.c (s390_emit_epilogue): Likewise.
4108         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
4109         * config/cris/cris.c (cris_expand_return): Likewise.
4110         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
4111         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
4112         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
4113         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
4114         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
4115         Likewise.
4116         * config/v850/v850.c (expand_epilogue): Likewise.
4117         * config/bfin/bfin.c (bfin_expand_call): Likewise.
4118         * config/arm/arm.md (epilogue): Likewise.
4119         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
4120         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
4121         variable to ret_reg.
4122
4123 2011-05-03  Richard Guenther  <rguenther@suse.de>
4124
4125         PR lto/48846
4126         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4127         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
4128         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4129
4130 2011-05-03  Richard Guenther  <rguenther@suse.de>
4131
4132         * c-decl.c (grokdeclarator): Instead of looking at
4133         TREE_OVERFLOW check if the constant fits in the index type.
4134
4135 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
4136
4137         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
4138         (vec_store_lanes<mode><mode>): Likewise.
4139
4140 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
4141
4142         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
4143         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
4144         convert_optab_index values.
4145         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
4146         * genopinit.c (optabs): Initialize the new optabs.
4147         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
4148         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
4149         (expand_STORE_LANES): New functions.
4150         * tree.h (build_array_type_nelts): Declare.
4151         * tree.c (build_array_type_nelts): New function.
4152         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
4153         (vect_model_load_cost): Likewise.
4154         (vect_store_lanes_supported, vect_load_lanes_supported)
4155         (vect_record_strided_load_vectors): Declare.
4156         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
4157         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
4158         (vect_transform_strided_load): Split out statement recording into...
4159         (vect_record_strided_load_vectors): ...this new function.
4160         * tree-vect-stmts.c (create_vector_array, read_vector_array)
4161         (write_vector_array, create_array_ref): New functions.
4162         (vect_model_store_cost): Add store_lanes_p argument.
4163         (vect_model_load_cost): Add load_lanes_p argument.
4164         (vectorizable_store): Try to use store-lanes functions for
4165         interleaved stores.
4166         (vectorizable_load): Likewise load-lanes and loads.
4167         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
4168         to vect_model_store_cost.
4169         (vect_build_slp_tree): Likewise vect_model_load_cost.
4170
4171 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
4172
4173         * hooks.h (hook_bool_mode_uhwi_false): Declare.
4174         * hooks.c (hook_bool_mode_uhwi_false): New function.
4175         * target.def (array_mode_supported_p): New hook.
4176         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
4177         * doc/tm.texi: Regenerate.
4178         * stor-layout.c (mode_for_array): New function.
4179         (layout_type): Use it.
4180         * config/arm/arm.c (arm_array_mode_supported_p): New function.
4181         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
4182
4183 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
4184
4185         PR target/48723
4186         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
4187         for -fstack-check if the size to allocate is negative.
4188
4189 2011-05-02  Lawrence Crowl  <crowl@google.com>
4190
4191         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
4192         (timevar_cond_start): New for starting a timer only when it is not
4193         already running.
4194         (timevar_cond_stop): New for stopping a timer when it was not already
4195         running.
4196
4197         * timevar.c (timevar_stop): Enable start/stop timers to start again.
4198         (timevar_cond_start): New as above.
4199         (timevar_cond_stop): New as above.
4200
4201         * timevar.def: Add start/stop timers for compiler phases,
4202         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
4203         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
4204         and TV_PHASE_FINALIZE.
4205         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
4206         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
4207         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
4208         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
4209         Make unused TV_OVERLOAD into a start/stop timer.
4210
4211         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
4212         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
4213         to indicate that they are start/stop timers.
4214
4215         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
4216         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
4217         Move initialization to do_compile.
4218         (do_compile): Add initialization from above.
4219         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
4220
4221         * c-decl.c (c_write_global_declarations): Add start/stop of
4222         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
4223
4224         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
4225         or TV_PARSE_INLINE, as appropriate.
4226         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
4227         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
4228
4229 2011-05-02  Jason Merrill  <jason@redhat.com>
4230
4231         PR c++/40975
4232         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
4233
4234 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
4235
4236         PR c/35445
4237         * c-decl.c (finish_decl): Only create a composite if the types are
4238         compatible.
4239
4240 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
4241
4242         * config/fr30/fr30-protos.h (Mmode): Don't define.
4243         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
4244         definition where used.
4245         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
4246         define.  Expand definitions where used.
4247         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
4248         Expand definitions where used.
4249         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
4250         rx_function_arg, rx_function_arg_advance,
4251         rx_function_arg_boundary): Expand definitions of those macros.
4252         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
4253         definition where used.
4254
4255 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
4256
4257         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
4258         reg<->xmm moves.
4259         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
4260         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
4261         with *movv2sf_internal_rex64_avx.
4262         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
4263         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
4264         Use %v prefix in insn mnemonic to handle TARGET_AVX.
4265         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
4266         "vex" in "prefix" attribute calculation.
4267         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
4268
4269 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
4270
4271         PR target/47951
4272         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
4273         inputs match the output.
4274
4275 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
4276
4277         PR target/47955
4278         * config/m68k/m68k.c (m68k_expand_prologue): Set
4279         current_function_static_stack_size.
4280
4281 2011-05-02   Jan Hubicka  <jh@suse.cz>
4282
4283         * lto-streamer.c (lto_streamer_cache_insert_1,
4284         lto_streamer_cache_lookup, lto_streamer_cache_create,
4285         lto_streamer_cache_delete): Use pointer map instead of hashtable.
4286         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
4287
4288 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
4289
4290         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
4291         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
4292         config/m68k/t-opts: New files.
4293         * config/m68k/m68k-tables.opt: New file (generated).
4294         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
4295         extra_options and m68k/t-opts to tmake_file.
4296         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
4297         (all_isas): Initialize using m68k-isas.def.
4298         (all_microarchs): Initialize using m68k-microarchs.def.
4299         (m68k_find_selection): Remove.
4300         (m68k_handle_option): Don't assert that global structures are in
4301         use.  Use error_at.  Access variables via opts pointer.  Don't
4302         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
4303         directly for -m68020-40 and -m68020-60.
4304         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
4305         m68k_tune_entry here.
4306         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
4307         to m68k-opts.h.
4308         (m68k_library_id_string): Remove declaration.
4309         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
4310         (m68k_library_id_string): New Variable.
4311         (march=, mcpu=, mtune=): Use Enum and Var.
4312
4313 2011-05-02  Richard Guenther  <rguenther@suse.de>
4314
4315         * varasm.c (output_constructor_regular_field): Compute zero-based
4316         index with double-ints.  Make sure to ICE instead of producing
4317         wrong code.
4318         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
4319         in asserts.  Properly use a signed type.
4320
4321 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
4322
4323         * config/i386/sse.md (V): New mode iterator.
4324         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
4325         TARGET_SSE2.
4326         (V_256): Rename from AVX256MODE.
4327         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
4328         condition to all users.
4329         (VF1): Ditto.
4330         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
4331         condition to all users.
4332         (VF_128): Make V4SF mode unconditional.
4333         (VF_256): Rename from AVX256MODEF2P.
4334         (VI4F_128): Rename from SSEMODE4S.
4335         (VI8F_128): Rename from SSEMODE2D.
4336         (VI4F_256): Rename from AVX256MODE8P.
4337         (VI8F_256): Rename from AVX256MODE4P.
4338         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
4339         (ssescalarmodesuffix): Remove SF and DF modes.
4340         (SSEMODE124): Remove.
4341         (SSEMODE1248): Ditto.
4342         (SSEMODEF2P): Ditto.
4343         (AVXMODEF2P): Ditto.
4344         (AVXMODEFDP): Ditto.
4345         (AVXMODEFSP): Ditto.
4346         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
4347         unconditional.
4348         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
4349         unconditional.
4350         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
4351         xop_pcmov_<mode>256.  Use V mode iterator.
4352
4353         Adjust RTX patterns globally for renamed mode attributes.
4354
4355 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4356
4357         * haifa-sched.c (sched_emit_insn): Emit insn before first
4358         non-scheduled insn.  Inform back-end about new insn.  Add
4359         new insn to scheduled_insns list.
4360
4361 2011-05-02  Richard Guenther  <rguenther@suse.de>
4362
4363         PR tree-optimization/48822
4364         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
4365         (process_scc): Indicate which iteration we start.
4366
4367 2011-05-02  Jan Hubicka  <jh@suse.cz>
4368
4369         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
4370         (lto_section_overrun): New.
4371         * lto-section-out.c (append_block): Rename to ...
4372         (lto_append_block): ... this one; export.
4373         (lto_output_1_stream): Move lto lto-streamer.h
4374         (lto_output_data_stream): Update.
4375         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
4376         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
4377         functions.
4378
4379 2011-05-02  Richard Guenther  <rguenther@suse.de>
4380
4381         * tree.c (tree_code_counts): New global array.
4382         (record_node_allocation_statistics): Count individual tree codes.
4383         (dump_tree_statistics): Dump individual code stats.
4384
4385 2011-05-01  Jan Hubicka  <jh@suse.cz>
4386
4387         * ipa-inline.c (caller_growth_limits): Fix thinko when
4388         looking for largest stack frame.
4389         * ipa-inline.h (dump_inline_summary): Declare.
4390         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
4391         on stack usage.
4392         (dump_inline_summary): Export.
4393         (debug_inline_summary): Declare as DEBUG_FUNCTION.
4394
4395 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
4396
4397         * reginfo.c (memory_move_cost): Change rclass argument type form
4398         'enum reg_class' to reg_class_t.
4399         * reload.h (memory_move_cost): Update prototype.
4400         * postreload.c reload_cse_simplify_set): Change type dclass var to
4401         reg_class_t.
4402         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
4403         Update prototype.
4404         (ira_allocate_and_set_costs): Change aclass argument type form
4405         'enum reg_class' to reg_class_t.
4406         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
4407         Change aclass argument type to reg_class_t.
4408         (update_conflict_hard_reg_costs): Change type aclass and pref vars
4409         to reg_class_t.
4410         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
4411         memory_move_cost call.
4412
4413         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
4414         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
4415         Change type tmp var to reg_class_t.
4416
4417 2011-04-30  Jan Hubicka  <jh@suse.cz>
4418
4419         * ipa-inline.c (can_inline_edge_p): Disregard limits when
4420         inlining into function with flatten attribute.
4421         (want_inline_small_function_p): Be more realistic about inlining
4422         cold calls where callee size grows.
4423
4424 2011-04-30  Jan Hubicka  <jh@suse.cz>
4425
4426         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
4427         flags.
4428
4429 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
4430
4431         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
4432         PRINT_OPERAND_PUNCT_VALID_P): Remove.
4433         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
4434         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
4435         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
4436         (print_operand): Rename to...
4437         (sparc_print_operand): ...this. Make static. Adjust
4438         sparc_print_operand function call.
4439         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
4440         functions.
4441
4442 2011-04-30  Jan Hubicka  <jh@suse.cz>
4443
4444         PR middle-end/48752
4445         * ipa-inline.c (early_inliner): Disable when doing late
4446         addition of function.
4447
4448 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
4449
4450         * dwarf2out.c (get_address_mode): New inline.
4451         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
4452         if not dwarf_strict emit
4453         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
4454         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
4455         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
4456         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
4457         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
4458         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
4459         mem_loc_descriptor callers.
4460         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
4461         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
4462         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
4463         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
4464         (base_types): New variable.
4465         (get_base_type_offset, calc_base_type_die_sizes,
4466         base_type_for_mode, mark_base_types, base_type_cmp,
4467         move_marked_base_types): New functions.
4468         (calc_die_sizes): Assert that die_offset is 0 or equal to
4469         next_die_offset.
4470         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
4471         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
4472         callers.  If not dwarf_strict, call mem_loc_descriptor even for
4473         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
4474         (gen_subprogram_die): Don't give up on call site parameters
4475         with non-integral or large integral modes.  Adjust
4476         mem_loc_descriptor callers.
4477         (prune_unused_types): Call prune_unused_types_mark on base_types
4478         vector entries.
4479         (resolve_addr): Call mark_base_types.
4480         (dwarf2out_finish): Call move_marked_base_types.
4481
4482         PR tree-optimization/48809
4483         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
4484         type.
4485         (gen_inbound_check): Don't compute index_expr - range_min in utype
4486         again, instead reuse SSA_NAME initialized in build_arrays.
4487         Remove two useless gsi_for_stmt calls.
4488
4489 2011-04-29  Jeff Law  <law@redhat.com>
4490
4491         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
4492
4493 2011-04-29  Martin Jambor  <mjambor@suse.cz>
4494
4495         * cgraph.h (cgraph_postorder): Remove declaration.
4496         * ipa-utils.h (ipa_free_postorder_info): Declare.
4497         (ipa_reverse_postorder): Likewise.
4498         * cgraphunit.c: Include ipa-utils.h.
4499         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
4500         * ipa-inline.c: Include ipa-utils.h.
4501         (ipa_inline): Update call to ipa_reverse_postorder.
4502         * ipa-pure-const.c (propagate_pure_const): Update call to
4503         ipa_reduced_postorder and ipa_print_order.  Call
4504         ipa_free_postorder_info to clean up.
4505         (propagate_nothrow): Likewise.
4506         * ipa-reference.c (propagate): Removed a useless call to
4507         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
4508         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
4509         * ipa.c: Include ipa-utils.h.
4510         (ipa_profile): Update call to ipa_reverse_postorder.
4511         (cgraph_postorder): Moved to...
4512         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
4513         (ipa_utils_print_order): Renamed to ipa_print_order.
4514         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
4515         comments.
4516         (ipa_free_postorder_info): New function.
4517         * passes.c: Include ipa-utils.h.
4518         (do_per_function_toporder): Update call to ipa_reverse_postorder.
4519         (ipa_write_summaries): Likewise.
4520         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
4521         (cgraphunit.o): Likewise.
4522         (ipa.o): Likewise.
4523         (ipa-inline.o): Likewise.
4524
4525 2011-04-29  Jan Hubicka  <jh@suse.cz>
4526
4527         * gcc.dg/tree-ssa/inline-10.c: New testcase.
4528         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
4529         * ipa-inline.h (clause_t): Turn into unsigned int.
4530         * ipa-inline-analysis.c (add_clause): Do more simplification.
4531         (and_predicates): Shortcut more cases.
4532         (predicates_equal_p): Move forward; check that clauses are properly
4533         ordered.
4534         (or_predicates): Shortcut more cases.
4535         (edge_execution_predicate): Rewrite as...
4536         (set_cond_stmt_execution_predicate): ... this function; handle
4537         __builtin_constant_p.
4538         (set_switch_stmt_execution_predicate): New .
4539         (compute_bb_predicates): New.
4540         (will_be_nonconstant_predicate): Update TODO.
4541         (estimate_function_body_sizes): Use compute_bb_predicates
4542         and free them later, always try to estimate if stmt is constant.
4543         (estimate_time_after_inlining, estimate_size_after_inlining):
4544         Gracefully handle optimized out edges.
4545         (read_predicate): Fix off by one error.
4546
4547 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
4548
4549         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
4550
4551 2011-04-27  Xinliang David Li  <davidxl@google.com>
4552
4553         * tree-profile.c (init_ic_make_global_vars): Set
4554         tls attribute on ic vars.
4555         * coverage.c (coverage_end_function): Initialize
4556         function_list with zero.
4557
4558 2011-04-29  Richard Guenther  <rguenther@suse.de>
4559
4560         * builtins.c (fold_builtin_classify_type): Use integer_type_node
4561         for the type of the result.
4562         (fold_builtin_isascii): Likewise.
4563         (fold_builtin_toascii): Use integer_type_node where appropriate.
4564         (fold_builtin_logb): Likewise.
4565         (fold_builtin_frexp): Likewise.
4566         (fold_builtin_strstr): Likewise.
4567         (fold_builtin_strpbrk): Likewise.
4568         (fold_builtin_fputs): Likewise.
4569         (fold_builtin_sprintf): Likewise.
4570         (fold_builtin_snprintf): Likewise.
4571         (fold_builtin_printf): Likewise.
4572         (do_mpfr_remquo): Use a proper type for the assigned constant.
4573         (do_mpfr_lgamma_r): Likewise.
4574         * dwarf2out.c (resolve_one_addr): Use size_int.
4575         * except.c (init_eh): Likewise.
4576         (assign_filter_values): Use integer_type_node for filter values.
4577         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
4578         indices.
4579         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
4580         for EH region numbers.
4581         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
4582         for the shift amount.
4583
4584 2011-04-29  Richard Guenther  <rguenther@suse.de>
4585
4586         * expr.h (expand_shift): Rename to ...
4587         (expand_variable_shift): ... this.
4588         (expand_shift): Take a constant shift amount.
4589         * expmed.c (expand_shift): Rename to ...
4590         (expand_variable_shift): ... this.
4591         (expand_shift): New wrapper around expand_variable_shift.
4592         * expr.c (convert_move, emit_group_load_1, emit_group_store,
4593         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
4594         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
4595         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
4596         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
4597         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
4598         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
4599         emit_store_flag_1, emit_store_flag): Likewise.
4600         * builtins.c (expand_builtin_signbit): Likewise.
4601         * calls.c (load_register_parameters): Likewise.
4602         * function.c (assign_parm_setup_block): Likewise.
4603         * lower-subreg.c (resolve_shift_zext): Likewise.
4604         * optabs.c (widen_bswap, expand_abs_nojump,
4605         expand_one_cmpl_abs_nojump, expand_float): Likewise.
4606         * spu/spu.c (spu_expand_extv): Likewise.
4607         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
4608
4609 2011-04-29  Richard Guenther  <rguenther@suse.de>
4610
4611         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
4612         for the remapped region number.
4613         * predict.c (build_predict_expr): Use integer_type_node for the
4614         predict kind.
4615         * fold-const.c (fold_binary_loc): Use integer_type_node for
4616         the shift amount.  Use a proper type for the PLUS_EXPR operand.
4617
4618 2011-04-29  Michael Matz  <matz@suse.de>
4619
4620         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
4621         other trees that just builtins.
4622         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
4623
4624 2011-04-29  Richard Guenther  <rguenther@suse.de>
4625
4626         * tree-nested.c (get_trampoline_type): Use size_int.
4627         (get_nl_goto_field): Likewise.
4628         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
4629         for all indexes.
4630         (lower_eh_constructs_2): Likewise.
4631         (lower_resx): Likewise.
4632         (lower_eh_dispatch): Likewise.
4633         * tree-mudflap.c (mf_build_string): Use size_int.
4634         (mudflap_register_call): Use integer_type_node for the flag.
4635         (mudflap_enqueue_constant): Use size_int.
4636         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
4637         instead of rebuilding it.
4638
4639 2011-04-29  Richard Guenther  <rguenther@suse.de>
4640
4641         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
4642         Handle OBJ_TYPE_REF.
4643         (find_func_aliases_for_call): Use it more consistently.
4644
4645 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
4646
4647         * haifa-sched.c (last_nondebug_scheduled_insn): New.
4648         (rank_for_schedule): Use it.
4649         (schedule_block): Set it.
4650
4651 2011-04-28  David Li  <davidxl@google.com>
4652
4653         * tree.c (crc32_string): Use crc32_byte.
4654         (crc32_byte): New function.
4655         * tree.h (crc32_byte): New function.
4656         * gcov.c (read_graph_file): Handle new cfg_cksum.
4657         (read_count_file): Ditto.
4658         * profile.c (instrument_values): Ditto.
4659         (get_exec_counts): Ditto.
4660         (read_profile_edge_counts): Ditto.
4661         (compute_branch_probabilities): Ditto.
4662         (compute_value_histograms): Ditto.
4663         (branch_prob): Ditto.
4664         (end_branch_prob): Ditto.
4665         * coverage.c (read_counts_file): Ditto.
4666         (get_coverage_counts): Ditto.
4667         (tree_coverage_counter_addr): Ditto.
4668         (coverage_checksum_string): Ditto.
4669         (coverage_begin_output): Ditto.
4670         (coverage_end_function): Ditto.
4671         (build_fn_info_type): Ditto.
4672         (build_fn_info_value): Ditto.
4673         * libgcov.c (gcov_exit): Ditto.
4674         * gcov-dump.c (tag_function): Ditto.
4675         (compute_checksum): Remove.
4676
4677 2011-04-29  Alan Modra  <amodra@gmail.com>
4678
4679         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4680         unspec plus offset.  Tidy macho code.
4681
4682 2011-04-29  Martin Jambor  <mjambor@suse.cz>
4683
4684         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
4685         node instead of a decl.  Update all callers.
4686         * cgraph.h: Update declaration.
4687
4688 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
4689
4690         PR tree-optimization/48765
4691         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
4692         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
4693         to indicate if loop aware SLP is being used.  Scan the statements
4694         and update the vectorization factor according to the type of
4695         vectorization before statement analysis.
4696         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
4697         pass it to vect_analyze_loop_operations.
4698         (vectorizable_reduction): Set number of copies to 1 in case of pure
4699         SLP statement.
4700         * tree-vect-stmts.c (vectorizable_conversion,
4701         vectorizable_assignment, vectorizable_shift,
4702         vectorizable_operation, vectorizable_type_demotion,
4703         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
4704         Likewise.
4705         (vectorizable_condition): Move the check that it is not SLP
4706         vectorization before the number of copies check.
4707         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
4708         to vectorize the loop using SLP.
4709
4710 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
4711
4712         PR middle-end/48597
4713         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
4714         inline asm.
4715
4716 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
4717
4718         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
4719         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
4720         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4721         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4722         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
4723         linux*.h headers.
4724         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
4725         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4726         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4727         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4728         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4729         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
4730         REG_NAME.
4731         * config/i386/linux.h (REG_NAME): Don't define.
4732         * config/i386/linux64.h (REG_NAME): Don't define.
4733         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
4734         Undefine before defining.
4735
4736 2011-04-28  Jan Hubicka  <jh@suse.cz>
4737
4738         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
4739         nonconstant_names array.
4740         (estimate_function_body_sizes): Build nonconstant_names array; handle
4741         BUILT_IN_CONSTANT_P.
4742
4743 2011-04-28  Richard Guenther  <rguenther@suse.de>
4744
4745         PR bootstrap/48804
4746         Revert
4747         2011-04-28  Richard Guenther  <rguenther@suse.de>
4748
4749         * tree-ssa-structalias.c (solve_constraints): Build succ graph
4750         as late as possible.
4751
4752 2011-04-28  Richard Guenther  <rguenther@suse.de>
4753
4754         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
4755         (debug_constraint): Do it here.
4756         (dump_constraints): And here.
4757         (rewrite_constraints): And here.
4758         (dump_constraint_edge): Remove.
4759         (dump_constraint_graph): Rewrite to produce DOT output.
4760         (solve_constraints): Build succ graph as late as possible.
4761         Dump constraint graphs before and after solving.
4762
4763 2011-04-28  Richard Guenther  <rguenther@suse.de>
4764
4765         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4766         New function split out from ...
4767         (find_func_aliases): ... here.  Call it.
4768         (find_func_aliases_for_call): Likewise.
4769
4770 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4771
4772         * internal-fn.h (internal_fn_name_array): Declare.
4773         (internal_fn_flags_array): Likewise.
4774
4775 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
4776
4777         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
4778         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
4779         Move from sse.md.
4780         (ssemodefsuffix): Remove.
4781         (ssevecmodesuffix): New mode attribute.
4782         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
4783         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
4784         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
4785         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
4786         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
4787         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
4788         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
4789         ssemodesuffix mode attribute.
4790         (float splitters): Use ssevecmodesuffix mode attribute.
4791         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
4792         (sseinsmode): Rename from avxvecmode.
4793         (avxsizesuffix): Rename from avxmodesuffix.
4794         (sseintvecmode): Rename from avxpermvecmode.
4795         (ssedoublevecmode): Rename from ssedoublesizemode.
4796         (ssehalfvecmode): Rename from avxhalfvecmode.
4797         (ssescalarmode): Rename from avxscalarmode.
4798         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
4799         templates for ssemodesuffix mode attribute.
4800         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
4801         mode attribute.
4802
4803         Adjust RTX patterns globally for renamed mode attributes.
4804
4805 2011-04-27  Jan Hubcika  <jh@suse.cz>
4806
4807         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
4808         * ipa-inline-analysis.c: Include alloc-pool.h.
4809         (edge_predicate_pool): New.
4810         (trye_predicate_p): New function
4811         (false_predicate_p): New function.
4812         (add_clause): Sanity check that false clauses are "optimized";
4813         never add clauses to predicate that is already known to be false.
4814         (and_predicate): Use flase_predicate_p.
4815         (evaulate_predicate): Rename to ...
4816         (evaluate_predicate): ... this one; update all callers; assert
4817         that false is not listed among possible truths.
4818         (dump_predicate): Use true_predicate_p.
4819         (account_size_time): Use false_predicate_p.
4820         (evaulate_conditions_for_edge): Rename to ...
4821         (evaluate_conditions_for_edge) ... this one.
4822         (edge_set_predicate): New function.
4823         (inline_edge_duplication_hook): Duplicate edge predicates.
4824         (inline_edge_removal_hook): Free edge predicates.
4825         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
4826         (dump_inline_summary): Update.
4827         (estimate_function_body_sizes): Set edge predicates.
4828         (estimate_calls_size_and_time): Handle predicates.
4829         (estimate_callee_size_and_time): Update.
4830         (remap_predicate): Add toplev_predicate; update comment.
4831         (remap_edge_predicates): New function.
4832         (inline_merge_summary): Compute toplev predicate; update.
4833         (read_predicate): New function.
4834         (read_inline_edge_summary): Use it.
4835         (inline_read_section): Likewise.
4836         (write_predicate): New function.
4837         (write_inline_edge_summary): Use it.
4838         (inline_write_summary): Likewise.
4839         (inline_free_summary): Free alloc pool and edge summary vec.
4840
4841 2011-04-27  Richard Guenther  <rguenther@suse.de>
4842
4843         * tree-ssa-structalias.c (changed_count): Remove.
4844         (changed): Use a bitmap.
4845         (unify_nodes): Adjust.
4846         (do_sd_constraint): Likewise.
4847         (do_ds_constraint): Likewise.
4848         (do_complex_constraint): Likewise.
4849         (solve_graph): Likewise.
4850
4851 2011-04-27  Jan Hubicka  <jh@suse.cz>
4852
4853         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
4854
4855 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
4856
4857         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
4858         (avx_vperm2f128_*_operand): Ditto.
4859         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
4860         Use avx_vpermilp_parallel in insn condition.
4861         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
4862         Use avx_vperm2f128_parallel in insn condition.
4863
4864 2011-04-27  Richard Guenther  <rguenther@suse.de>
4865
4866         * Makefile.in (tree-ssa-structalias.o): Remove
4867         gt-tree-ssa-structalias.h dependency.
4868         (GTFILES): Remove tree-ssa-structalias.c.
4869         * tree.c (allocate_decl_uid): New function.
4870         (make_node_stat): Use it.
4871         (copy_node_stat): Likewise.
4872         * tree.h (allocate_decl_uid): Declare.
4873         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
4874         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
4875         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
4876         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
4877         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
4878         (struct heapvar_map): Likewise.
4879         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
4880         heapvar_insert): Likewise.
4881         (make_heapvar_for): Rename to ...
4882         (make_heapvar): ... this.  Simplify.
4883         (fake_var_decl_obstack): New global var.
4884         (build_fake_var_decl): New function.
4885         (make_constraint_from_heapvar): Adjust.
4886         (handle_lhs_call): Likewise.
4887         (create_function_info_for): Likewise.
4888         (intra_create_variable_infos): Likewise.
4889         (init_alias_vars): Allocate fake_var_decl_obstack.
4890         (init_alias_heapvars, delete_alias_heapvars): Remove.
4891         (compute_points_to_sets): Do not call init_alias_heapvars.
4892         (ipa_pta_execute): Likewise.
4893         (delete_points_to_sets): Free fake_var_decl_obstack.
4894
4895 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4896
4897         * config/spu/divmovti4.c (union qword_UTItype): New data type.
4898         (si_from_UTItype, si_to_UTItype): New functions.
4899         (__udivmodti4): Use them to implement type-punning.
4900         * config/spu/multi3.c (union qword_TItype): New data type.
4901         (si_from_TItype, si_to_TItype): New functions.
4902         (__multi3): Use them to implement type-punning.
4903
4904 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4905
4906         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
4907
4908 2011-04-27  Jan Hubicka  <jh@suse.cz>
4909
4910         * ipa-prop.c (function_insertion_hook_holder): New holder.
4911         (ipa_add_new_function): New function.
4912         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
4913         Register/deregister holder.
4914
4915 2011-04-27  Richard Guenther  <rguenther@suse.de>
4916
4917         PR tree-optimization/48772
4918         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
4919
4920 2011-04-27  Richard Guenther  <rguenther@suse.de>
4921
4922         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
4923         TARGET_MEM_REF handling.
4924
4925 2011-04-27  Nick Clifton  <nickc@redhat.com>
4926
4927         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
4928         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
4929         (REG_CLASS_NAMES): Likewise.
4930         (REG_CLASS_CONTENTS): Likewise.
4931         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
4932         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
4933         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
4934         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
4935         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
4936         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
4937         duplicate register classes.
4938         (frv_class_likely_spilled_p): Likewise.
4939         (frv_register_move_cost): Likewise.
4940
4941         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
4942         end of the regno_reg_class array.
4943
4944 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
4945
4946         PR c/48742
4947         * c-typeck.c (build_binary_op): Don't wrap arguments if
4948         int_operands is true.
4949
4950 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
4951
4952         PR target/48767
4953         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
4954         targetm.calls.must_pass_in_stack for void type.
4955
4956 2011-04-26  Jan Hubicka  <jh@suse.cz>
4957
4958         * cgraphbuild.c (build_cgraph_edges): Update call
4959         of cgraph_create_edge and cgraph_create_indirect_edge.
4960         * cgraph.c (cgraph_create_edge_including_clones,
4961         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
4962         cgraph_update_edges_for_call_stmt_node): Do not take nest
4963         argument; do not initialize call_stmt_size/time.
4964         (dump_cgraph_node): Do not dump nest.
4965         (cgraph_clone_edge): Do not take loop_nest argument;
4966         do not propagate it; do not clone call_stmt_size/time.
4967         (cgraph_clone_node): Likewise.
4968         (cgraph_create_virtual_clone): Update.
4969         * cgraph.h (struct cgraph_edge): Remove
4970         call_stmt_size/call_stmt_time/loop_nest.
4971         (cgraph_create_edge, cgraph_create_indirect_edge,
4972         cgraph_create_edge_including_clones, cgraph_clone_node): Update
4973         prototype.
4974         * tree-emutls.c (gen_emutls_addr): Update.
4975         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
4976         loop_nest; handle indirect calls, too.
4977         (clone_inlined_nodes): Do not care about updating inline summaries.
4978         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
4979         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
4980         stream call_stmt_size/call_stmt_time/loop_nest.
4981         * ipa-inline.c (edge_badness): Update.
4982         (ipa_inline): dump summaries after inlining.
4983         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
4984         New.
4985         (inline_edge_summary): New function.
4986         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
4987         (inline_edge_removal_hook): Handle edge summaries.
4988         (inline_edge_duplication_hook): New hook.
4989         (inline_summary_alloc): Alloc hooks.
4990         (initialize_growth_caches): Do not register removal hooks.
4991         (free_growth_caches); Do not free removal hook.
4992         (dump_inline_edge_summary): New function.
4993         (dump_inline_summary): Use it.
4994         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
4995         (inline_update_callee_summaries): New function.
4996         (inline_merge_summary): Use it.
4997         (do_estimate_edge_time, do_estimate_edge_growth): Update.
4998         (read_inline_edge_summary): New function.
4999         (inline_read_section): Use it.
5000         (write_inline_edge_summary): New function.
5001         (inline_write_summary): Use it.
5002         (inline_free_summary): Free edge new holders.
5003         * tree-inline.c (copy_bb): Update.
5004
5005 2011-04-26  Jason Merrill  <jason@redhat.com>
5006
5007         * tree-eh.c (lower_try_finally_switch): Create the label along with
5008         the CASE_LABEL_EXPR.
5009
5010 2011-04-26  David S. Miller  <davem@davemloft.net>
5011             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5012
5013         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
5014         * configure: Regenerate.
5015
5016 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
5017
5018         PR target/48258
5019         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
5020         reduction.
5021         (VEC_reduc): New code iterator and splitters for vector reduction.
5022         (VEC_reduc_name): Ditto.
5023         (VEC_reduc_rtx): Ditto.
5024         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
5025         (reduc_<VEC_reduc_name>_v4sf): Ditto.
5026
5027         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5028         support for extracting SF on VSX.
5029
5030         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
5031         generating xscvspdp.
5032         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
5033         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
5034         double add, minimum, maximum vector reduction.
5035         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
5036         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
5037         optimize double vector reduction.
5038         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
5039
5040 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
5041
5042         * config/fr30/fr30.h (inhibit_libc): Don't define.
5043         * config/m32r/m32r-protos.h: Correct comment.
5044         * config/v850/v850.h (GHS_default_section_names,
5045         GHS_current_section_names): Use tree, not union tree_node *.
5046
5047 2011-04-26  Xinliang David Li  <davidxl@google.com>
5048
5049         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
5050         * c-family/c-opts.c (c_common_handle_option): Set
5051         warn_maybe_uninitialized.
5052         * opts.c (common_handle_option): Ditto.
5053         * common.opt:  New option.
5054         * tree-ssa.c (warn_uninit): Add one more parameter.
5055         (warn_uninitialized_var): Pass warning code.
5056         * tree-flow.h: Interface change.
5057
5058 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5059
5060         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
5061         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
5062         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
5063
5064 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5065
5066         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
5067         * config/mips/mips.opt (mmips-tfile): Remove.
5068
5069         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
5070         mips-tdump reference to ...
5071         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
5072         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
5073         reference by Tru64 UNIX.
5074
5075 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
5076
5077         PR debug/48768
5078         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
5079         is error_mark_node, set value to NULL.
5080
5081         PR tree-optimization/48734
5082         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
5083         if return value from maybe_fold_*_comparsions isn't something
5084         the code is prepared to handle.
5085
5086 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
5087
5088         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
5089         mode check.
5090         (ext_QIreg_nomode_operands): Remove.
5091         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
5092         (*andsi_1): Ditto.
5093         (*andhi_1): Ditto.
5094
5095 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
5096
5097         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
5098
5099 2011-04-26  Richard Guenther  <rguenther@suse.de>
5100
5101         * c-typeck.c (build_unary_op): Do not expand array-refs via
5102         pointer arithmetic.  Only adjust qualifiers for function types.
5103
5104 2011-04-26  Richard Guenther  <rguenther@suse.de>
5105
5106         PR middle-end/48694
5107         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
5108         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
5109         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
5110         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
5111
5112 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
5113
5114         * doc/extend.texi: Document __underlying_type.
5115
5116 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
5117
5118         * config/rs6000/titan.md (automata_option "progress"): Remove.
5119
5120 2011-04-25  Jeff Law  <law@redhat.com>
5121
5122         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
5123
5124 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
5125
5126         * system.h (ENUM_BITFIELD): Remove.
5127
5128 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
5129             Eric Botcazou  <ebotcazou@adacore.com>
5130
5131         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
5132         for STORE_FLAG_VALUE==-1 case.
5133
5134 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
5135
5136         PR target/43804
5137         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
5138         LEGITIMATE_PIC_OPERAND_P.
5139
5140 2011-04-24  Jan Hubicka  <jh@suse.cz>
5141
5142         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
5143         WPA hack.
5144         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
5145         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
5146         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
5147         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
5148         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
5149         Sanity check predicate length.
5150         (remap_predicate): Likewise; sanity check jump functions.
5151         (inline_read_section, inline_write_summary): Sanity check
5152         predicate length.
5153
5154 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
5155
5156         PR other/48748
5157         * doc/extend.texi (Type Traits): Document __is_standard_layout,
5158         __is_literal_type, and __is_trivial; update throughout about
5159         possibly cv-qualified void types.
5160
5161 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
5162
5163         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
5164         testsuite and make it version agnostic.
5165
5166 2011-04-22  Jan Hubicka  <jh@suse.cz>
5167
5168         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
5169
5170 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
5171
5172         PR c/48685
5173         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
5174         to VOID_TYPE even around MODIFY_EXPR.
5175
5176 2011-04-22  Mike Stump  <mikestump@comcast.net>
5177
5178         * gensupport.c (read_md_rtx): Fix typo in comment.
5179         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
5180         comment.
5181
5182 2011-04-22  Jan Hubicka  <jh@suse.cz>
5183
5184         * gengtype.c (open_base_files): Add ipa-inline.h include.
5185         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
5186         ipa-prop.c; update all uses.
5187         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
5188         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
5189         merge summary of inlined function into former caller.
5190         * ipa-inline.c (max_benefit): Remove.
5191         (edge_badness): Compensate for removal of benefits.
5192         (update_caller_keys): Use
5193         reset_node_growth_cache/reset_edge_growth_cache.
5194         (update_callee_keys): Likewise.
5195         (update_all_callee_keys): Likewise.
5196         (inline_small_functions): Do not collect max_benefit; do not reset
5197         estimated_growth; call free_growth_caches and initialize_growth_caches.
5198         * ipa-inline.h (struct condition, type clause_t, struct predicate,
5199         struct size_time_entry): New structures.
5200         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
5201         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
5202         and estimated_growth.
5203         (edge_growth_cache_entry): New structure.
5204         (node_growth_cache, edge_growth_cache): New global vars.
5205         (estimate_growth): Turn into inline.
5206         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
5207         initialize_growth_caches, free_growth_caches): Declare.
5208         (estimate_edge_growth): Rewrite.
5209         (estimate_edge_time): Implement as inline cache lookup.
5210         (reset_node_growth_cache, reset_edge_growth_cache): New inline
5211         functions.
5212         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
5213         (NUM_CONDITIONS): New constant.
5214         (predicate_conditions): New enum.
5215         (IS_NOT_CONSTANT): New constant.
5216         (edge_removal_hook_holder): New var.
5217         (node_growth_cache, edge_growth_cache): New global vars.
5218         (true_predicate, single_cond_predicate, false_predicate,
5219         not_inlined_predicate, add_condition, add_clause, and_predicates,
5220         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
5221         dump_clause, dump_predicate, account_size_time,
5222         evaulate_conditions_for_edge): New functions.
5223         (inline_summary_alloc): Move to heap.
5224         (inline_node_removal_hook): Clear condition and entry vectors.
5225         (inline_edge_removal_hook): New function.
5226         (initialize_growth_caches, free_growth_caches): New function.
5227         (dump_inline_summary): Update.
5228         (edge_execution_predicate): New function.
5229         (will_be_nonconstant_predicate): New function.
5230         (estimate_function_body_sizes): Compute BB and constantness predicates.
5231         (compute_inline_parameters): Do not clear estimated_growth.
5232         (estimate_edge_size_and_time): New function.
5233         (estimate_calls_size_and_time): New function.
5234         (estimate_callee_size_and_time): New function.
5235         (remap_predicate): New function.
5236         (inline_merge_summary): New function.
5237         (do_estimate_edge_time): New function based on...
5238         (estimate_edge_time): ... this one.
5239         (do_estimate_edge_growth): New function.
5240         (do_estimate_growth): New function based on....
5241         (estimate_growth): ... this one.
5242         (inline_analyze_function): Analyze after deciding on jump functions.
5243         (inline_read_section): New function.
5244         (inline_read_summary): Use it.
5245         (inline_write_summary): Write all the new data.
5246         * ipa-prop.c (ipa_get_param_decl_index): Export.
5247         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
5248         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
5249         Declare.
5250         (ipa_get_lattice): Move here from ipa-cp.c
5251         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
5252         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
5253         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
5254         cgraph_edge_inlinable_p): Remove.
5255         * cgraphunit.c: Include ipainline.h
5256         (cgraph_process_new_functions): Update call of
5257         compute_inline_parameters.
5258
5259 2011-04-22  Richard Guenther  <rguenther@suse.de>
5260
5261         * tree.c (build_int_cst): Properly create canonicalized integer
5262         constants.
5263         (build_int_cst_type): Remove scary comments.
5264
5265 2011-04-22  Xinliang David Li  <davidxl@google.com>
5266
5267         * toplev.c (process_options): Enable -Werror=coverage-mismatch
5268         by default when -Wno-error is not specified.
5269         * opts-global.c (decode_options): Remove call to
5270         control_warning_options.
5271
5272 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
5273
5274         PR tree-optimization/48717
5275         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
5276         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
5277
5278 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
5279
5280         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
5281         definition where used.
5282
5283 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
5284
5285         PR c/48716
5286         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
5287         TREE_STATIC variables declared inside of some OpenMP construct.
5288
5289 2011-04-22  Martin Jambor  <mjambor@suse.cz>
5290
5291         PR middle-end/48585
5292         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
5293
5294 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
5295
5296         PR c/36750
5297         * c-typeck.c (pop_init_level): Do not warn about initializing
5298         with ` = {0}'.
5299
5300 2011-04-22  Alan Modra  <amodra@gmail.com>
5301
5302         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
5303         when returning call_cookie.
5304         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
5305         pointers, to functions with no more vector args than the current
5306         function, and some non-local calls for ABI_V4.
5307         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
5308         sibcall_nonlocal_aix64): Combine to ..
5309         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
5310         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
5311         (sibcall_value_nonlocal_aix<mode>): ..likewise.
5312         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
5313         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
5314         operand.
5315         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
5316         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
5317         sibcall_value_symbolic_64): Delete.
5318
5319 2011-04-21  Xinliang David Li  <davidxl@google.com>
5320
5321         * cgraph.h: Remove pid.
5322         * cgraph.c: Remove pid.
5323         * value-prof.c (init_node_map): New function.
5324         (del_node_map): New function.
5325         (find_func_by_funcdef_no): New function.
5326         (gimple_ic_transform): Call new function.
5327         * cgraphunit.c (cgraph_finalize_function): Remove pid.
5328         * function.c (get_last_funcdef_no): New function.
5329         * function.h (get_last_funcdef_no): New function.
5330         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
5331         to libgcov function.
5332         (tree-profiling): Call node map init and delete function.
5333
5334 2011-04-21  Ian Lance Taylor  <iant@google.com>
5335
5336         * godump.c (go_format_type): Use exported Go name for anonymous
5337         field name.
5338
5339 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
5340
5341         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
5342         Call builtin_function_type_list instead of builtin_function_type.
5343         (UNARY, BINARY, TRINARY, QUAD): Likewise.
5344
5345 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
5346
5347         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
5348         build_function_type_list instead of build_function_type.
5349         Delete variable `endlink'.
5350
5351 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
5352
5353         * config/s390/s390.c (s390_init_builtins): Call
5354         build_function_type_list instead of build_function_type.
5355
5356 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
5357
5358         * config/ia64/ia64.c (ia64_init_builtins): Call
5359         build_function_type_list instead of builtin_function_type.
5360
5361 2011-04-21  Easwaran Raman  <eraman@google.com>
5362
5363         * cfgexpand.c (stack_var): Remove OFFSET...
5364         (add_stack_var): ...and its reference here...
5365         (expand_stack_vars): ...and here.
5366         (stack_var_cmp): Sort by descending order of size.
5367         (partition_stack_vars): Change heuristic.
5368         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
5369         (dump_stack_var_partition): Add newline after each partition.
5370
5371 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
5372             Jeff Law  <law@redhat.com>
5373
5374         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
5375         * gengtype.c (matching_file_name_substitute): Likewise.
5376
5377 2011-04-21  Richard Guenther  <rguenther@suse.de>
5378
5379         PR lto/48703
5380         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
5381
5382 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
5383
5384         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
5385
5386 2011-04-21  Richard Guenther  <rguenther@suse.de>
5387
5388         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
5389         file name.
5390
5391 2011-04-21  Richard Guenther  <rguenther@suse.de>
5392
5393         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5394         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
5395         Use DECL_P, not SSA_VAR_P.
5396         (ptr_derefs_may_alias_p): Likewise.
5397         (ptr_deref_may_alias_ref_p_1): Likewise.
5398         (decl_refs_may_alias_p): Likewise.
5399         (refs_may_alias_p_1): Likewise.
5400         (ref_maybe_used_by_call_p_1): Likewise.
5401         (call_may_clobber_ref_p_1): Likewise.
5402         (indirect_ref_may_alias_decl_p): Assume indirect refrences
5403         are either MEM_REF or TARGET_MEM_REF.
5404         (indirect_refs_may_alias_p): Likewise.
5405         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
5406         for MEM_EXPR of indirect calls.
5407
5408 2011-04-21  Tristan Gingold  <gingold@adacore.com>
5409
5410         * vmsdbgout.c (write_srccorr): Compute file length from the string.
5411         (dst_file_info_struct): Remove flen field.
5412         (lookup_filename): Remove code that set flen field.
5413
5414 2011-04-21  Tristan Gingold  <gingold@adacore.com>
5415
5416         * config/ia64/ia64.c (ia64_start_function): Add a guard.
5417
5418 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
5419
5420         PR target/48708
5421         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
5422         vec_extract and vec_concat for non-SSE4_1 targets.
5423
5424 2011-04-21  Richard Guenther  <rguenther@suse.de>
5425
5426         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
5427         return statements.
5428
5429 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
5430
5431         * config/i386/cygming.h (union tree_node, TREE): Don't define or
5432         undefine.
5433         (FILE): Don't undefine.
5434
5435 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
5436
5437         * config/alpha/alpha.c (struct machine_function): Use rtx, not
5438         struct rtx_def *.
5439         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
5440         struct rtx_def *.
5441         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
5442         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
5443         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
5444         rtx_def *.
5445         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
5446         definitions where used.
5447         * config/microblaze/microblaze.h (struct microblaze_args): Use
5448         rtx, not struct rtx_def *.
5449         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
5450         rtx_def *.
5451         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
5452         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
5453         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
5454         not struct rtx_def *.
5455         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
5456         struct rtx_def *.
5457         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
5458         rtx_def *.
5459         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
5460
5461 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5462
5463         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
5464         operand_equal_p to compare DR_BASE_ADDRESSes.
5465         (vect_check_interleaving): Likewise.
5466
5467 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5468
5469         PR target/46329
5470         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
5471         for all Neon struct constants.
5472
5473 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5474
5475         * target.def (legitimate_constant_p): New hook.
5476         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
5477         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
5478         * doc/tm.texi: Regenerate.
5479         * hooks.h (hook_bool_mode_rtx_true): Declare.
5480         * hooks.c (hook_bool_mode_rtx_true): Define.
5481         * system.h (LEGITIMATE_CONSTANT_P): Poison.
5482         * calls.c (precompute_register_parameters): Replace uses of
5483         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
5484         (emit_library_call_value_1): Likewise.
5485         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
5486         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
5487         * ira-costs.c (scan_one_insn): Likewise.
5488         * recog.c (general_operand, immediate_operand): Likewise.
5489         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
5490         * reload1.c (init_eliminable_invariants): Likewise.
5491
5492         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
5493         mode argument.
5494         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
5495         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
5496         argument.
5497         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5498         * config/alpha/predicates.md (input_operand): Update call to
5499         alpha_legitimate_constant_p.
5500
5501         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
5502         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
5503         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
5504         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5505         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
5506         (arm_legitimate_constant_p): New functions.
5507         (arm_cannot_force_const_mem): Make static.
5508
5509         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
5510
5511         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
5512         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
5513         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
5514         instead of bfin_legitimate_constant_p.
5515         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
5516         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5517
5518         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
5519
5520         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
5521
5522         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
5523         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
5524         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5525         (frv_legitimate_constant_p): Make static.  Add a mode argument.
5526
5527         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
5528         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
5529         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
5530
5531         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
5532         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
5533         * config/i386/i386.c (legitimate_constant_p): Rename to...
5534         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
5535         argument.
5536         (ix86_cannot_force_const_mem): Update accordingly.
5537         (ix86_legitimate_address_p): Likewise.
5538         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5539         * config/i386/i386.md: Update commentary.
5540
5541         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
5542         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
5543         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5544         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
5545
5546         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
5547
5548         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
5549         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
5550         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5551         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
5552
5553         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
5554         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
5555         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
5556
5557         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
5558         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5559         (m32r_legitimate_constant_p): New function.
5560
5561         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
5562         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
5563         LEGITIMATE_CONSTANT_P.
5564         (LEGITIMATE_CONSTANT_P): Delete.
5565         * config/m68k/m68k.c (m68k_expand_prologue): Call
5566         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
5567         (m68k_legitimate_constant_p): New function.
5568         * config/m68k/m68k.md: Update comments.
5569
5570         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
5571         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5572         (mcore_legitimate_constant_p): New function.
5573
5574         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
5575         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
5576         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
5577         Add a mode argument.
5578         (mep_legitimate_address): Update accordingly.
5579         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5580
5581         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
5582         Delete.
5583         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
5584         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
5585         static.  Check OP's mode for VOIDmode.
5586         (microblaze_legitimate_constant_p): New function.
5587         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5588
5589         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
5590         * config/mips/mips.c (mips_legitimate_constant_p): New function.
5591         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
5592         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5593         * config/mips/predicates.md: Update comments.
5594
5595         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
5596         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
5597         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5598         (mmix_legitimate_constant_p): Make static, return a bool, and take
5599         a mode argument.
5600         (mmix_print_operand_address): Update accordingly.
5601
5602         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
5603         Delete.
5604         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
5605         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
5606         static.  Add a mode argument.
5607         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5608
5609         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
5610
5611         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
5612         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5613         (pa_legitimate_constant_p): New function.
5614
5615         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
5616
5617         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
5618         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5619         (pdp11_legitimate_constant_p): New function.
5620
5621         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
5622         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5623         (rs6000_legitimate_constant_p): New function.
5624
5625         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
5626         (rx_legitimate_constant_p): ...this.
5627         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
5628         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
5629         (rx_legitimate_constant_p): ...this.
5630         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5631         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
5632
5633         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
5634         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
5635         * config/s390/s390.c (legitimate_constant_p): Rename to...
5636         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
5637         and add a mode argument.
5638         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5639
5640         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
5641
5642         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
5643         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5644         (sh_legitimate_constant_p): New function.
5645
5646         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
5647         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
5648         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5649         (legitimate_constant_p): Rename to...
5650         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
5651         argument.
5652         (constant_address_p): Update accordingly.
5653
5654         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
5655         argument and return a bool.
5656         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
5657         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5658         (spu_legitimate_constant_p): Add a mode argument and return a bool.
5659         (spu_rtx_costs): Update accordingly.
5660         * config/spu/predicates.md (vec_imm_operand): Likewise.
5661
5662         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
5663
5664         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
5665         * config/v850/v850.c (v850_legitimate_constant_p): New function.
5666         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5667
5668         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
5669         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
5670         * config/vax/vax.c (legitimate_constant_p): Likewise.
5671
5672         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
5673         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5674         (xtensa_legitimate_constant_p): New function.
5675
5676 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5677
5678         * target.def (cannot_force_const_mem): Add a mode argument.
5679         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
5680         * doc/tm.texi: Regenerate.
5681         * hooks.h (hook_bool_mode_rtx_false): Declare.
5682         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
5683         (hook_bool_mode_const_rtx_true): Likewise.
5684         (hook_bool_mode_rtx_false): New function.
5685         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
5686         to be non-VOID.  Update call to cannot_force_const_mem.
5687         (find_reloads): Update accordingly.
5688         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
5689         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
5690         argument.
5691         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
5692         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
5693         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
5694         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
5695         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
5696         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
5697         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
5698         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
5699         (m68k_cannot_force_const_mem): ...this new function.
5700         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
5701         argument.
5702         (mips_const_insns, mips_legitimize_const_move): Update calls.
5703         (mips_secondary_reload_class): Likewise.
5704         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
5705         (pa_cannot_force_const_mem): ...this new function.
5706         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
5707         (rs6000_cannot_force_const_mem): ...this new function.
5708         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
5709         argument.
5710         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
5711         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
5712         to...
5713         (xtensa_cannot_force_const_mem): ...this new function.
5714
5715 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
5716
5717         * config/mips/mips.c (mips16_build_function_stub): Call
5718         build_function_type_list instead of build_function_type.
5719         (mips16_build_call_stub): Likewise.
5720
5721 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
5722
5723         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
5724         instead of build_function_type.
5725
5726 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
5727
5728         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
5729         instead of build_function_type.
5730
5731 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
5732
5733         PR target/48678
5734         * config/i386/i386.md (insv): Change operand 0 constraint to
5735         "register_operand".  Change operand 1 and 2 constraint to
5736         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
5737         * config/i386/sse.md (sse4_1_pinsrb): Export.
5738         (sse2_pinsrw): Ditto.
5739         (sse4_1_pinsrd): Ditto.
5740         (sse4_1_pinsrq): Ditto.
5741         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
5742         * config/i386/i386.c (ix86_expand_pinsr): New.
5743
5744 2011-04-20  Easwaran Raman  <eraman@google.com>
5745
5746         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
5747         containing union type only with -fstrict-aliasing.
5748
5749 2011-04-20  Jim Meyering  <meyering@redhat.com>
5750
5751         Remove useless if-before-free tests.
5752         * calls.c (expand_call, save_area): Likewise.
5753         * cfgcleanup.c (try_forward_edges): Likewise.
5754         * collect2.c (collect_execute): Likewise.
5755         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
5756         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5757         * coverage.c (coverage_checksum_string): Likewise.
5758         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
5759         * cselib.c (cselib_init): Likewise.
5760         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
5761         (df_set_clean_cfg): Likewise.
5762         * function.c (free_after_compilation): Likewise.
5763         * gcc.c (do_spec_1, main): Likewise.
5764         * gcov.c (create_file_names): Likewise.
5765         * gensupport.c (identify_predicable_attribute): Likewise.
5766         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
5767         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
5768         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
5769         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
5770         * ipa-pure-const.c (local_pure_const): Likewise.
5771         * ipa-reference.c (propagate): Likewise.
5772         * ira-costs.c (free_ira_costs): Likewise.
5773         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
5774         * matrix-reorg.c (mat_free): Likewise.
5775         * prefix.c (get_key_value): Likewise.
5776         * profile.c (compute_value_histograms): Likewise.
5777         * reload1.c (free_reg_equiv): Likewise.
5778         * sched-deps.c (free_deps): Likewise.
5779         * sel-sched-ir.c (fence_clear): Likewise.
5780         * sese.c (set_rename, if_region_set_false_region): Likewise.
5781         * tree-data-ref.c (free_rdg): Likewise.
5782         * tree-eh.c (lower_try_finally): Likewise.
5783         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
5784         * tree-ssa-live.c (delete_var_map): Likewise.
5785         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
5786         * tree-ssa-pre.c (phi_trans_add): Likewise.
5787
5788 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
5789
5790         PR tree-optimization/48611
5791         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
5792         beyond ERT_MUST_NOT_THROW region.
5793
5794 2011-04-20  Catherine Moore  <clm@codesourcery.com>
5795
5796         * config/mips/mips.opt (mfix-24k): New.
5797         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
5798         * config/mips/mips.md (length): Increase by 4 for stores if
5799         fixing 24K errata.
5800         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
5801         all noreorder if fixing 24K errata.
5802         * doc/invoke.texi: Document mfix-24k.
5803
5804 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
5805
5806         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
5807         quad-word modes, reduce to 9-bit index range when above 1016 limit.
5808
5809 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
5810
5811         * config/arm/arm.c (arm_gen_constant): Move movw support ....
5812         (const_ok_for_op): ... to here.
5813
5814 2011-04-20  Kai Tietz  <ktietz@redhat.com>
5815
5816         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
5817         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
5818
5819 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
5820
5821         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
5822
5823 2011-04-20  Richard Guenther  <rguenther@suse.de>
5824
5825         PR tree-optimization/47892
5826         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
5827         are if-convertible.
5828
5829 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
5830
5831         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
5832
5833 2011-04-20  Tristan Gingold  <gingold@adacore.com>
5834
5835         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
5836
5837 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
5838
5839         PR target/18145
5840
5841         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
5842         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
5843         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5844         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
5845         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
5846
5847         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
5848         New prototype.
5849
5850         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
5851         (avr_asm_named_section, avr_asm_output_aligned_common,
5852         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
5853         New functions to update...
5854         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
5855         (avr_asm_init_sections): Overwrite section callbacks for
5856         data_section, bss_section.
5857         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
5858         from here to...
5859         (avr_file_end): ...here.
5860
5861 2011-04-20  Richard Guenther  <rguenther@suse.de>
5862
5863         PR middle-end/48695
5864         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
5865         objects and types here.  Adjust for their offset before comparing.
5866
5867 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
5868
5869         * tree-vect-stmts.c (vectorizable_store): Only chain one related
5870         statement per copy.
5871
5872 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
5873
5874         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
5875         (GIMPLE_H): Include $(INTERNAL_FN_H).
5876         (OBJS-common): Add internal-fn.o.
5877         (internal-fn.o): New rule.
5878         * internal-fn.def: New file.
5879         * internal-fn.h: Likewise.
5880         * internal-fn.c: Likewise.
5881         * gimple.h: Include internal-fn.h.
5882         (GF_CALL_INTERNAL): New gf_mask.
5883         (gimple_statement_call): Put fntype into a union with a new
5884         internal_fn field.
5885         (gimple_build_call_internal): Declare.
5886         (gimple_build_call_internal_vec): Likewise.
5887         (gimple_call_same_target_p): Likewise.
5888         (gimple_call_internal_p): New function.
5889         (gimple_call_internal_fn): Likewise.
5890         (gimple_call_fntype): Return null for internal calls.
5891         (gimple_call_set_fntype): Assert that the function is not internal.
5892         (gimple_call_set_fn): Likewise.
5893         (gimple_call_set_fndecl): Likewise.
5894         (gimple_call_set_internal_fn): New function.
5895         (gimple_call_addr_fndecl): Handle null functions.
5896         (gimple_call_return_type): Likewise null types.
5897         * gimple.c (gimple_build_call_internal_1): New function.
5898         (gimple_build_call_internal): Likewise.
5899         (gimple_build_call_internal_vec): Likewise.
5900         (gimple_call_same_target_p): Likewise.
5901         (gimple_call_flags): Handle calls to internal functions.
5902         (gimple_call_fnspec): New function.
5903         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
5904         (gimple_has_side_effects): Handle null functions.
5905         (gimple_rhs_has_side_effects): Likewise.
5906         (gimple_call_copy_skip_args): Handle calls to internal functions.
5907         * cfgexpand.c (expand_call_stmt): Likewise.
5908         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
5909         * gimple-fold.c (gimple_fold_call): Handle null functions.
5910         (gimple_fold_stmt_to_constant_1): Don't fold
5911         calls to internal functions.
5912         * gimple-low.c (gimple_check_call_args): Handle calls to internal
5913         functions.
5914         * gimple-pretty-print.c (dump_gimple_call): Likewise.
5915         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
5916         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
5917         (do_warn_unused_result): Likewise.
5918         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
5919         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
5920         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
5921         the target of a call.
5922         (initialize_hash_element): Update accordingly.
5923         (hashable_expr_equal_p): Use gimple_call_same_target_p.
5924         (iterative_hash_hashable_expr): Handle calls to internal functions.
5925         (print_expr_hash_elt): Likewise.
5926         * tree-ssa-pre.c (can_value_number_call): Likewise.
5927         (eliminate): Handle null functions.
5928         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
5929         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
5930         (find_func_aliases): Likewise.
5931         * value-prof.c (gimple_ic_transform): Likewise.
5932         (gimple_indirect_call_to_profile): Likewise.
5933         * lto-streamer-in.c (input_gimple_stmt): Likewise.
5934         * lto-streamer-out.c (output_gimple_stmt): Likewise.
5935
5936 2011-04-19  Jan Hubicka  <jh@suse.cz>
5937
5938         * ipa-inline-transform.c (save_inline_function_body): Add comments.
5939         * ipa-inline.c (inline_small_functions): Compute summaries first,
5940         populate heap later.
5941
5942 2011-04-19  Jan Hubicka  <jh@suse.cz>
5943
5944         * cgraph.h (save_inline_function_body): Remove.
5945         * ipa-inline-transform.c: New file, broke out of...
5946         * ipa-inline.c: ... this one; Update toplevel comment.
5947         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
5948         make global.
5949         (update_noncloned_frequencies): Move to ipa-inline-transform.c
5950         (cgraph_mark_inline_edge): Rename to inline_call; move to
5951         ipa-inline-transform.c.
5952         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
5953         move to ipa-inline-transform.c
5954         (recursive_inlining, inline_small_functions, flatten_function,
5955         ipa_inline, inline_always_inline_functions,
5956         early_inline_small_functions): Update.
5957         (inline_transform): Move to ipa-inline-transform.c.
5958         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
5959         Declare.
5960         * Makefile.in (ipa-inline-transform.o): New file.
5961         * cgraphunit.c (save_inline_function_body): Move to
5962         ipa-inline-transform.c
5963
5964 2011-04-19  DJ Delorie  <dj@redhat.com>
5965
5966         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
5967         registers if we already know there aren't any.
5968         (m32c_emit_epilogue): Don't emit a barrier here.
5969         (m32c_emit_eh_epilogue): Likewise.
5970         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
5971         operands at expand time.
5972         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
5973         int" wchar type.
5974         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
5975         duplicates.  Provide aliases instead.
5976         * config/m32c/prologue.md (eh_return): Emit a barrier here.
5977         (eh_epilogue): Add a "(return)" here as a hint to other parts of
5978         the compiler.
5979
5980 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
5981
5982         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
5983         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
5984         (general_or_i64_p, sparc_register_move_cost): New function.
5985
5986 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5987
5988         * doc/install.texi (Configuration, --enable-threads): Remove mach.
5989         Add lynx, mipssde.  Sort table.
5990
5991 2011-04-19  Xinliang David Li  <davidxl@google.com>
5992
5993         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
5994         not negative.
5995
5996 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
5997
5998         PR target/48678
5999         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
6000         is a SUBREG with non-MODE_INT mode inside of it.
6001
6002 2011-04-19  Martin Jambor  <mjambor@suse.cz>
6003
6004         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
6005         also according to actual contants.
6006         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
6007         (gimple_fold_call): Use it.
6008         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
6009
6010 2011-04-19  Martin Jambor  <mjambor@suse.cz>
6011
6012         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
6013         non-pointer assignments.
6014
6015 2011-04-19  Martin Jambor  <mjambor@suse.cz>
6016
6017         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
6018         account anc_offset and otr_type from the indirect edge info.
6019         * ipa-prop.c (get_ancestor_addr_info): New function.
6020         (compute_complex_ancestor_jump_func): Assignment analysis moved to
6021         get_ancestor_addr_info, call it.
6022         (ipa_note_param_call): Do not initialize information about polymorphic
6023         calls, return the indirect call graph edge.  Remove the last
6024         parameter, adjust all callers.
6025         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
6026         parameters.  Initialize polymorphic information in the indirect edge.
6027
6028 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
6029
6030         PR lto/48148
6031         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
6032         the types if they have different enumeration identifiers.
6033
6034 2011-04-19  Jan Hubicka  <jh@suse.cz>
6035
6036         * cgraph.h (cgraph_optimize_for_size_p): Declare.
6037         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
6038         * predict.c (cgraph_optimize_for_size_p): Break out from ...
6039         (optimize_function_for_size_p) ... here.
6040
6041 2011-04-19  Richard Guenther  <rguenther@suse.de>
6042
6043         PR lto/48207
6044         * tree.c (free_lang_data): Do not reset the decl-assembler-name
6045         langhook.
6046
6047 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
6048
6049         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
6050         if DECL_NO_INLINE_WARNING_P is set on the function.
6051
6052 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
6053
6054         PR fortran/47976
6055         * reload1.c (inc_for_reload): Return void. All callers changed.
6056         (emit_input_reload_insns): Don't try to delete previous output
6057         reloads to a register, or record spill_reg_store for autoincs.
6058
6059 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
6060
6061         * gengtype.h: Updated copyright year.
6062         (struct input_file_st): Add inpisplugin field.
6063         (type_fileloc): New function.
6064         * gengtype.c
6065         (write_typed_struct_alloc_def): Add gcc_assert.
6066         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
6067         (write_typed_alloc_defns): Don't output for plugin files.
6068         (input_file_by_name): Clear inpisplugin field.
6069         (main): Set inpisplugin field for plugin files.
6070
6071 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
6072
6073         * gengtype-state.c (string_eq): New.
6074         (read_state): Use string_eq instead of strcmp when creating the
6075         state_ident_tab.
6076
6077 2011-04-19  Wei Guozhi  <carrot@google.com>
6078
6079         PR target/47855
6080         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
6081         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
6082         linkage.
6083         * config/arm/constraints.md (Uu): New constraint.
6084         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
6085
6086 2011-04-19  Tristan Gingold  <gingold@adacore.com>
6087
6088         * config.gcc (-*-*-*vms): Added.
6089         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
6090         definitions moved.
6091         * config/vms/vms-ld.c: New file.
6092         * config/vms/vms-ar.c: New file.
6093         * config/vms/t-vmsnative: New file.
6094
6095 2011-04-18  Xinliang David Li  <davidxl@google.com>
6096
6097         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
6098
6099 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
6100
6101         PR middle-end/48661
6102         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
6103         if TREE_TYPE (v) is non-NULL.
6104
6105         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
6106         gimple_get_virt_mehtod_for_binfo.
6107         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
6108         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
6109         callers.
6110         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
6111
6112 2011-04-18  Michael Matz  <matz@suse.de>
6113             Steve Ellcey  <sje@cup.hp.com>
6114
6115         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
6116         use its mode as source mode if it isn't VOIDmode.
6117
6118 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
6119
6120         * doc/passes.texi: Fill crossref nodes.
6121
6122 2011-04-18  Jim Meyering  <meyering@redhat.com>
6123
6124         Fix doubled-word typos in comments and strings
6125         * config/alpha/vms-unwind.h: s/for for/for/
6126         * config/arm/unwind-arm.h: Likewise.
6127         * config/microblaze/microblaze.c: Likewise.
6128         * config/sh/constraints.md: s/in in/in/
6129         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
6130
6131 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
6132
6133         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
6134         (AVX_FLOAT_MODE_P): Ditto.
6135         (AVX128_VEC_FLOAT_MODE_P): Ditto.
6136         (AVX256_VEC_FLOAT_MODE_P): Ditto.
6137         (AVX_VEC_FLOAT_MODE_P): Ditto.
6138         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
6139         (UNSPEC_MASKSTORE): Ditto.
6140         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
6141         Merge from <sse>_movmsk<ssemodesuffix> and
6142         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
6143         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
6144         iterator.
6145         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
6146         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
6147         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
6148
6149 2011-04-18  Jan Hubicka  <jh@suse.cz>
6150
6151         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
6152
6153         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
6154         (want_inline_function_called_once_p): Break out the logic from
6155         ipa_inline.
6156         (edge_badness): Ensure that profile is not misupdated.
6157         (lookup_recursive_calls): Prioritize by call frequencies.
6158         (inline_small_functions): Move program size estimates here;
6159         actually process whole queue even when unit growth has been
6160         met. (to properly compute inline_failed reasons and for the
6161         case unit size decrease.) Revisit comments on recursive inlining.
6162         (ipa_inline): Remove unit summary code; first inline hot calls
6163         of functions called once, cold calls next.
6164         (order, nnodes): Remove unused variables.
6165         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
6166         (GTFILES): Remove ipa-inline.c
6167         * sel-sched.c (fill_insns): Silence uninitialized var warning.
6168
6169 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
6170
6171         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
6172
6173 2011-04-18  Jie Zhang  <jie@codesourcery.com>
6174             Richard Earnshaw  <rearnsha@arm.com>
6175
6176         * arm.c (neon_builtin_type_bits): Remove.
6177         (typedef enum neon_builtin_mode): New.
6178         (T_MAX): Don't define.
6179         (typedef enum neon_builtin_datum): Remove bits, codes[],
6180         num_vars and base_fcode.  Add mode, code and fcode.
6181         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
6182         VAR10): Change accordingly.
6183         (neon_builtin_data[]): Change accordingly
6184         (arm_init_neon_builtins): Change accordingly.
6185         (neon_builtin_compare): Remove.
6186         (locate_neon_builtin_icode): Remove.
6187         (arm_expand_neon_builtin): Change accordingly.
6188
6189         * arm.h (enum arm_builtins): Move to ...
6190         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
6191
6192         * arm.c (arm_builtin_decl): Declare.
6193         (TARGET_BUILTIN_DECL): Define.
6194         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
6195         (arm_builtin_decls[]): New.
6196         (arm_init_neon_builtins): Store builtin declarations in
6197         arm_builtin_decls[].
6198         (arm_init_tls_builtins): Likewise.
6199         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
6200         (arm_builtin_decl): New.
6201
6202 2011-04-18  Richard Guenther  <rguenther@suse.de>
6203
6204         * tree.c (upper_bound_in_type): Build properly canonicalized
6205         INTEGER_CSTs.
6206         (lower_bound_in_type): Likewise.
6207
6208 2011-04-18  Richard Guenther  <rguenther@suse.de>
6209
6210         * gimple.h (gimple_call_addr_fndecl): New function.
6211         (gimple_call_fndecl): Use it.
6212         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
6213         for direct calls.
6214         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
6215         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
6216
6217 2011-04-18  Richard Guenther  <rguenther@suse.de>
6218
6219         PR middle-end/48650
6220         * tree.c (build_string): STRING_CST is now derived from tree_typed.
6221
6222 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
6223
6224         PR lto/48492
6225         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
6226         DECL_IN_CONSTANT_POOL without RTL.
6227
6228 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
6229             Ira Rosen  <ira.rosen@linaro.org>
6230
6231         PR target/48252
6232         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
6233         to match neon_vzip/vuzp/vtrn_internal.
6234         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
6235         outputs explicitly dependent on both inputs.
6236         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
6237
6238 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
6239
6240         PR tree-optimization/48616
6241         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
6242         whether the shift is by scalar or vector based on whether all SLP
6243         scalar stmts have the same rhs.
6244
6245 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
6246
6247         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
6248         memory operands.
6249
6250 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
6251
6252         PR target/43700
6253         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
6254         registers.
6255
6256 2011-04-17  Jan Hubicka  <jh@suse.cz>
6257
6258         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
6259         * cgrpahunit.c (cgraph_finalize_function): Do not set
6260         finalized_by_frontend.
6261         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
6262         finalized_by_frontend.
6263
6264 2011-04-17  Jan Hubicka  <jh@suse.cz>
6265
6266         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
6267         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
6268         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
6269         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
6270         method.
6271         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
6272         gimple-fold.c
6273         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
6274
6275 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
6276
6277         PR lto/48538
6278         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
6279         is non-null before accessing it.
6280         (input_cgraph): Remove trailing spaces.
6281
6282 2011-04-17  Revital Eres  <revital.eres@linaro.org>
6283
6284         * params.def (sms-min-sc): New param flag.
6285         * modulo-sched.c (sms_schedule): Use it.
6286         * doc/invoke.texi (sms-min-sc): Document it.
6287
6288 2011-04-17  Jan Hubicka  <jh@suse.cz>
6289
6290         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
6291         present, also set gimple_call_set_cannot_inline.
6292         * ipa-inline.c: Update toplevel comment.
6293         (MAX_TIME): Remove.
6294         (cgraph_clone_inlined_nodes): Fix linebreaks.
6295         (cgraph_check_inline_limits): Restructure to ...
6296         (caller_growth_limits): ... this one; be more tolerant
6297         on growth in nested inline chains; add explanatory comment;
6298         fix stack accounting thinko introduced by previous patch.
6299         (cgraph_default_inline_p): Remove.
6300         (report_inline_failed_reason): New function.
6301         (can_inline_edge_p): New function.
6302         (can_early_inline_edge_p): New function.
6303         (leaf_node_p): Move upwards in file.
6304         (want_early_inline_function_p): New function.
6305         (want_inline_small_function_p): New function.
6306         (want_inline_self_recursive_call_p): New function.
6307         (cgraph_edge_badness): Rename to ...
6308         (edge_badness) ... this one; fix linebreaks.
6309         (update_edge_key): Update call of edge_baddness; add
6310         detailed dump about queue updates.
6311         (update_caller_keys): Use can_inline_edge_p and
6312         want_inline_small_function_p.
6313         (cgraph_decide_recursive_inlining): Rename to...
6314         (recursive_inlining): Use can_inline_edge_p and
6315         want_inline_self_recursive_call_p; simplify and remove no longer
6316         valid FIXME.
6317         (cgraph_set_inline_failed): Remove.
6318         (add_new_edges_to_heap): Use can_inline_edge_p and
6319         want_inline_small_function_p.
6320         (cgraph_decide_inlining_of_small_functions): Rename to ...
6321         (inline_small_functions): ... this one; cleanup; use
6322         can/want predicates; cleanup debug ouput; work edges till fibheap
6323         is exhausted and do not stop once unit growth is reached; remove
6324         later loop processing remaining edges.
6325         (cgraph_flatten): Rename to ...
6326         (flatten_function): ... this one; use can_inline_edge_p
6327         and can_early_inline_edge_p predicates.
6328         (cgraph_decide_inlining): Rename to ...
6329         (ipa_inline): ... this one; remove unreachable nodes before
6330         inlining functions called once; simplify the pass.
6331         (cgraph_perform_always_inlining): Rename to ...
6332         (inline_always_inline_functions): ... this one; use
6333         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
6334         (cgraph_decide_inlining_incrementally): Rename to ...
6335         (early_inline_small_functions): ... this one; simplify
6336         using new predicates; cleanup; make dumps prettier.
6337         (cgraph_early_inlining): Rename to ...
6338         (early_inliner): newer inline regular functions into always-inlines;
6339         fix updating of call stmt summaries.
6340         (pass_early_inline): Update for new names.
6341         (inline_transform): Fix formating.
6342         (gate_cgraph_decide_inlining): Rename to ...
6343         (pass_ipa_inline): ... this one.
6344         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
6345         * ipa-inline-analysis.c (dump_inline_summary): Update.
6346         (compute_inline_parameters): Do not compute disregard_inline_limits;
6347         look for mismatching arguments.
6348         (estimate_growth): Fix handlig of non-trivial self recursion.
6349         (inline_read_summary): Do not read info->disregard_inline_limits.
6350         (inline_write_summary): Do not write info->disregard_inline_limits.
6351         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
6352         and move all checks into can_inline_edge_p predicate; re-enable code
6353         comparing optimization levels.
6354         (expand_call_inline): Do not test inline_forbidden_into_p.
6355         * Makefile.in (ipa-inline.o): Update arguments.
6356
6357 2011-04-17  Revital Eres  <revital.eres@linaro.org>
6358
6359         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
6360
6361 2011-04-17  Revital Eres  <revital.eres@linaro.org>
6362
6363         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
6364
6365 2011-04-17  Michael Matz  <matz@suse.de>
6366
6367         PR tree-optimization/48622
6368         PR lto/48645
6369         * ipa-inline-analysis.c (inline_read_summary): Read size/time
6370         in same order as they're written.
6371
6372 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6373
6374         * config/pa/predicates.md: Reorganize and simplify predicates.
6375         Eliminate duplicate code checks.
6376         (arith_operand): Rename to arith14_operand
6377         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
6378         * config/pa/pa.md: Use renamed operands.
6379         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
6380         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
6381         arith11_operand, adddi3_operand, indexed_memory_operand,
6382         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
6383         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
6384         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
6385         move_dest_operand, move_src_operand, prefetch_cc_operand,
6386         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
6387         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
6388         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
6389         div_operand, int5_operand, movb_comparison_operator,
6390         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
6391         arith_double_operand, ireg_operand, lhs_lshift_operand,
6392         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
6393         integer_store_memory_operand): Likewise.
6394         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
6395         (integer_store_memory_operand, read_only_operand,
6396         function_label_operand, borx_reg_operand,
6397         non_hard_reg_operand): Likewise.
6398         (eq_neq_comparison_operator): Delete unused operator.
6399         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
6400         function_label_operand.
6401         (emit_move_sequence): Likewise.
6402
6403 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
6404
6405         * config/i386/sse.md (sseunpackmode): New mode attribute.
6406         (ssepackmode): Ditto.
6407         (vec_pack_trunc_<mode>): Macroize expander from
6408         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
6409         (vec_unpacks_lo_<mode>): Macroize expander from
6410         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
6411         (vec_unpacks_hi_<mode>): Macroize expander from
6412         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
6413         (vec_unpacku_lo_<mode>): Macroize expander from
6414         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
6415         (vec_unpacku_hi_<mode>): Macroize expander from
6416         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
6417         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
6418         ix86_expand_sse4_unpack.
6419         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
6420
6421 2011-04-16  Jan Hubicka  <jh@suse.cz>
6422
6423         * cgraphbuild.c: Include ipa-inline.h.
6424         (reset_inline_failed): Use initialize_inline_failed.
6425         * cgraph.c: Include ipa-inline.h.
6426         (cgraph_create_node_1): Do not initialize estimated_growth.
6427         (initialize_inline_failed): More to ipa-inline-analysis.c
6428         (dump_cgraph_node): Do not dump inline flags.
6429         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
6430         and disregard_inline_limits flags.
6431         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
6432         time, size, estimated_growth.
6433         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
6434         Update.
6435         * cgraphunit.c (cgraph_decide_is_function_needed): Use
6436         DECL_DISREGARD_INLINE_LIMITS.
6437         (cgraph_analyze_function): Do not initialize
6438         node->local.disregard_inline_limits.
6439         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
6440         inlinable, versionable and disregard_inline_limits.
6441         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6442         cgraph_check_inline_limits, cgraph_default_inline_p,
6443         cgraph_edge_badness, update_caller_keys, update_callee_keys,
6444         add_new_edges_to_heap): Update.
6445         (cgraph_decide_inlining_of_small_function): Update; set
6446         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
6447         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
6448         cgraph_decide_inlining_incrementally): Update.
6449         * ipa-inline.h (inline_summary): Add inlinable, versionable,
6450         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
6451         time, size and estimated_growth parameters.
6452         (estimate_edge_growth): Update.
6453         (initialize_inline_failed): Declare.
6454         * ipa-split.c: Include ipa-inline.h
6455         (execute_split_functions): Update.
6456         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
6457         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
6458         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
6459         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
6460         estimated_growth to INT_MIN.
6461         (inline_node_duplication_hook): Likewise.
6462         (dump_inline_summary): Dump new fields.
6463         (compute_inline_parameters): Update.
6464         (estimate_edge_time, estimate_time_after_inlining,
6465         estimate_size_after_inlining, estimate_growth, inline_read_summary,
6466         inline_write_summary):
6467         (initialize_inline_failed): Move here from cgraph.c.
6468         * tree-sra.c: Include ipa-inline.h.
6469         (ipa_sra_preliminary_function_checks): Update.
6470         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
6471         ipa-inline.h.
6472
6473 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
6474
6475         * config/i386/sse.md (V16): New mode iterator.
6476         (VI1, VI8): Ditto.
6477         (AVXMODEQI, AVXMODEDI): Remove.
6478         (sse2, sse3): New mode attribute.
6479         (mov<mode>): Use V16 mode iterator.
6480         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
6481         (push<mode>1): Use V16 mode iterator.
6482         (movmisalign<mode>): Ditto.
6483         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
6484         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
6485         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
6486         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
6487         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
6488         avx_movdqu<avxmodesuffix>.
6489         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
6490         *avx_movdqu<avxmodesuffix>.
6491         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
6492         avx_lddqu<avxmodesuffix>.
6493         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
6494         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
6495         avx_movnt<AVXMODEDI:mode>.
6496         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
6497         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
6498
6499 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
6500
6501         PR target/48629
6502         * haifa-sched.c (prune_ready_list, schedule_block): Use
6503         sched_pressure_p rather than flag_sched_pressure.
6504
6505 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
6506
6507         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
6508         cgraph_get_node instead of cgraph_get_create_node.
6509
6510 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
6511
6512         * cfgexpand.c (expand_debug_expr): Use
6513         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
6514
6515 2011-04-15  Michael Matz  <matz@suse.de>
6516
6517         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
6518         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
6519         * function.c (gimplify_parameters): Ditto.
6520         * gimplify.c (gimplify_vla_decl): Ditto.
6521
6522         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
6523         (gimple_call_set_alloca_for_var): New inline function.
6524         (gimple_call_alloca_for_var_p): Ditto.
6525         * gimple.c (gimple_build_call_from_tree): Remember
6526         CALL_ALLOCA_FOR_VAR_P state.
6527         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
6528
6529         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
6530         calls if they were for VLA objects.
6531
6532 2011-04-15  Martin Jambor  <mjambor@suse.cz>
6533
6534         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
6535         of ADR_EXPRs.
6536
6537 2011-04-15  Martin Jambor  <mjambor@suse.cz>
6538
6539         PR middle-end/48601
6540         * tree-emutls.c (lower_emutls_function_body): Call
6541         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
6542         result is non-NULL.
6543
6544 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
6545
6546         * c-decl.c (detect_field_duplicates): Call
6547         objc_detect_field_duplicates instead of objc_get_interface_ivars.
6548
6549 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
6550
6551         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
6552         * gimple.c (gimple_asm_clobbers_memory_p): Define.
6553         * ipa-pure-const.c (check_stmt): Call it.
6554         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
6555
6556 2011-04-15  Richard Guenther  <rguenther@suse.de>
6557
6558         PR tree-optimization/48290
6559         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
6560         Properly decide inhibiting propagation based on the valueized
6561         operand.  Do loop-closed SSA form preserving here ...
6562         (init_copy_prop): ... not here.
6563
6564 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
6565
6566         PR target/48612
6567         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
6568         (*ieee_smax<mode>3): Likewise.
6569
6570 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6571
6572         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
6573         Replace match_operand with match_dup for the third operand in
6574         these expanders.
6575
6576 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
6577
6578         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
6579         to track processing of conditionals.  Update all callers.
6580         (try_combine, simplify_if_then_else): Update.
6581
6582 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
6583
6584         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
6585         -fsched-pressure.
6586
6587 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
6588
6589         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
6590         instead of match_operand for operand 3.
6591
6592 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
6593
6594         * recog.h (insn_operand_data): Add an "allows_mem" field.
6595         * genoutput.c (output_operand_data): Initialize it.
6596         * optabs.c (maybe_legitimize_operand_same_code): New function.
6597         (maybe_legitimize_operand): Use it when matching the original
6598         op->value.
6599
6600 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
6601
6602         * gimplify.c: Fix issues in comments throughout.
6603         (voidify_wrapper_expr): Fix long line.
6604         (build_stack_save_restore): Likewise.
6605         (gimplify_loop_expr): Likewise.
6606         (gimplify_compound_lval): Likewise.
6607         (gimplify_init_ctor_eval): Likewise.
6608         (gimplify_modify_expr_rhs): Likewise.
6609         (omp_notice_threadprivate_variable): Likewise.
6610
6611 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
6612
6613         * cfgexpand.c (expand_call_stmt): Convert the function type to the
6614         original one if this is not a builtin function.
6615
6616 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
6617
6618         PR target/48605
6619         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
6620         offset it as needed based on top 2 bits in operands[3], change
6621         MEM mode to SFmode and mask those 2 bits away from operands[3].
6622
6623 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
6624
6625         * c-parser.c (c_parser_objc_protocol_definition): Updated for
6626         change from objc_declare_protocols() to objc_declare_protocol().
6627
6628 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
6629
6630         * config/i386/sse.md (sse4_1): New mode attribute.
6631         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
6632         avx_blend<ssemodesuffix><avxmodesuffix> and
6633         sse4_1_blend<ssemodesuffix> using VF mode iterator.
6634         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
6635         avx_blendv<ssemodesuffix><avxmodesuffix> and
6636         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
6637         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
6638         avx_dp<ssemodesuffix><avxmodesuffix> and
6639         sse4_1_dp<ssemodesuffix> using VF mode iterator.
6640         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
6641         (sse4_1_packusdw): Merge with *avx_packusdw.
6642         (sse4_1_pblendvb): Merge with *avx_pblendvb.
6643         (sse4_1_pblendw): Merge with *avx_pblendw.
6644         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
6645         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
6646         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
6647         VF mode iterator.
6648         (sse4_1_round<ssescalarmodesuffix>): Merge with
6649         *avx_round<ssescalarmodesuffix>.
6650         (aesenc): Merge with *avx_aesenc.
6651         (aesenclast): Merge with *avx_aesenclast.
6652         (aesdec): Merge with *avx_aesdec.
6653         (aesdeclast): Merge with *avx_aesdeclast.
6654         (pclmulqdq): Merge with *pclmulqdq.
6655         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
6656         New predicate.
6657         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
6658
6659 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
6660
6661         PR middle-end/48608
6662         * cfgexpand.c (get_decl_align_unit): Renamed to ...
6663         (align_local_variable): This.  Update DECL_ALIGN.
6664         (add_stack_var): Updated.
6665         (expand_one_stack_var): Likewise.
6666
6667 2011-04-14  Richard Guenther  <rguenther@suse.de>
6668
6669         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
6670         Remove.
6671         (dse_initialize_block_local_data, dse_leave_block,
6672         record_voperand_set, get_stmt_uid): Likewise.
6673         (dse_possible_dead_store_p): Allow any kind of killing stmt.
6674         (dse_optimize_stmt): Remove voperand set handling code.
6675         Simplify and improve to handle any kind of killing stmt.
6676         (dse_record_phi): Remove.
6677         (dse_enter_block): Simplify.
6678         (tree_ssa_dse): Likewise.
6679         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
6680
6681 2011-04-14  Jan Hubicka  <jh@suse.cz>
6682
6683         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
6684         * cgraph.h (struct inline_summary): Move to ipa-inline.h
6685         (cgraph_local_info): Remove inline_summary.
6686         * ipa-cp.c: Include ipa-inline.h.
6687         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
6688         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
6689         accesor.
6690         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
6691         (input_overwrite_node): Do not set inline summary.
6692         (input_node): Do not stream inline summary.
6693         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
6694         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
6695         growth; we do not have inline parameters computed for that anyway.
6696         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
6697         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
6698         (inline_summary_t): New type and VECtor.
6699         (debug_inline_summary, dump_inline_summaries): Declare.
6700         (inline_summary): Use VOCtor.
6701         (estimate_edge_growth): Kill hack computing call stmt size directly.
6702         * lto-section-in.c (lto_section_name): Add inline section.
6703         * ipa-inline-analysis.c: Include lto-streamer.h
6704         (node_removal_hook_holder, node_duplication_hook_holder): New holders
6705         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
6706         (inline_summary_vec): Define.
6707         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
6708         dump_inline_summaries): New functions.
6709         (estimate_function_body_sizes): Properly compute size/time of outgoing
6710         calls.
6711         (compute_inline_parameters): Alloc inline_summary; do not compute
6712         size/time of incomming calls.
6713         (estimate_edge_time): Avoid missing time summary hack.
6714         (inline_read_summary): Read inline summary info.
6715         (inline_write_summary): Write inline summary info.
6716         (inline_free_summary): Free all hooks and inline summary vector.
6717         * lto-streamer.h: Add LTO_section_inline_summary section.
6718         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
6719         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
6720
6721 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6722
6723         * tree-vectorizer.h (vect_strided_store_supported): Add a
6724         HOST_WIDE_INT argument.
6725         (vect_strided_load_supported): Likewise.
6726         (vect_permute_store_chain): Return void.
6727         (vect_transform_strided_load): Likewise.
6728         (vect_permute_load_chain): Delete.
6729         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
6730         count argument.  Check that the count is a power of two.
6731         (vect_strided_load_supported): Likewise.
6732         (vect_permute_store_chain): Return void.  Update after above changes.
6733         Assert that the access is supported.
6734         (vect_permute_load_chain): Likewise.
6735         (vect_transform_strided_load): Return void.
6736         * tree-vect-stmts.c (vectorizable_store): Update calls after
6737         above interface changes.
6738         (vectorizable_load): Likewise.
6739         (vect_analyze_stmt): Don't check for strided powers of two here.
6740
6741 2011-04-14  Richard Guenther  <rguenther@suse.de>
6742
6743         PR tree-optimization/48590
6744         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
6745         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
6746         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
6747         BUILT_IN_STACK_SAVE.
6748         * tree-ssa-dce.c (propagate_necessity): Handle
6749         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
6750
6751 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
6752
6753         * c-parser.c (c_parser_objc_class_declaration): Updated call to
6754         objc_declare_class.
6755
6756 2011-04-14  Richard Guenther  <rguenther@suse.de>
6757
6758         * tree.h (get_object_alignment_1): Declare.
6759         * builtins.c (get_object_alignment_1): Split out worker from ...
6760         (get_object_alignment): ... here.
6761         * fold-const.c (get_pointer_modulus_and_residue): Use
6762         get_object_alignment_1.
6763
6764 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6765
6766         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
6767         type parameter.
6768         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
6769         parameter.  Generalise code to handle arrays as well as vectors.
6770         (vect_setup_realignment): Update accordingly.
6771         * tree-vect-stmts.c (vectorizable_store): Likewise.
6772         (vectorizable_load): Likewise.
6773
6774 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6775
6776         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
6777         within the per-copy loop.
6778
6779 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6780
6781         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
6782         in the dump file.
6783
6784 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6785
6786         * doc/options.texi (Negative): Explicitly mention that the
6787         Negative chain must be circular.
6788
6789 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
6790
6791         * function.h (block_chainon): Declare.
6792         * function.c (block_chainon): Define.
6793
6794 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
6795             Eric Weddington  <eric.weddington@atmel.com>
6796             Georg-Johann Lay  <avr@gjlay.de>
6797
6798         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
6799         New Includes
6800         (avr_init_builtins, avr_expand_builtin,
6801         avr_expand_delay_cycles, avr_expand_unop_builtin,
6802         avr_expand_binop_builtin ): New functions.
6803         (avr_builtin_id): New enum
6804         (struct avr_builtin_description): New struct
6805         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
6806         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
6807
6808         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
6809         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
6810         UNSPECV_DELAY_CYCLES): new enumeration values
6811         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
6812         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
6813         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
6814         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
6815         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
6816         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
6817         "fmulsu"): New insns
6818
6819         * config/avr/avr-c.c: fix line endings
6820         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
6821         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
6822         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
6823         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
6824         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
6825
6826         * doc/extend.texi (AVR Built-in Functions): New node
6827         (Target Builtins): Add documentation of AVR
6828         built-in functions.
6829
6830 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
6831
6832         PR target/44643
6833         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
6834         alone. Error if non-const data has attribute progmem.
6835
6836 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6837
6838         * tree.h (struct tree_constructor): Include tree_typed instead of
6839         tree_common.
6840         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
6841         TS_TYPED instead of TS_COMMON.
6842
6843 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
6844
6845         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
6846         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
6847         (sse2_psadbw): Merge with *avx_psadbw.
6848         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
6849         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
6850         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
6851         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
6852         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
6853         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
6854         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
6855         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
6856         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
6857         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
6858         (ssse3_palignrti): Merge with *avx_palignrti.
6859
6860 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6861
6862         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
6863         * tree-ssanames.c (fini_ssanames): VEC_free it.
6864         (make_ssa_name_fn): Update for VECness of free_ssanames.
6865         (release_ssa_name, release_dead_ssa_names): Likewise.
6866         * tree.h (struct tree_ssa_name): Include tree_typed instead of
6867         tree_common.
6868         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
6869         TS_TYPED instead of TS_COMMON.
6870
6871 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6872
6873         * postreload-gcse.c (gcse_after_reload_main): Add calls to
6874         statistics_counter_event.
6875         * tree-ssa-copyrename.c (stats): Define.
6876         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
6877         statistics_counter_event.
6878         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
6879         (bswap_stats, widen_mul_stats): Define.
6880         (insert_reciprocals): Increment rdivs_inserted.
6881         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
6882         rfuncs_inserted.  Add calls to statistics_counter_event.
6883         (execute_cse_sincos_1): Increment inserted.
6884         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
6885         statistics_counter_event.
6886         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
6887         of bswap_stats.  Add calls to statistics_counter_event.
6888         (convert_mult_to_widen): Increment widen_mults_inserted.
6889         (convert_plusminus_to_widen): Increment maccs_inserted.
6890         (convert_mult_to_fma): Increment fmas_inserted.
6891         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
6892         calls to statistics_counter_event.
6893
6894 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
6895
6896         PR rtl-optimization/48455
6897         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
6898         `temp_costs->mem_cost'.
6899
6900 2011-04-13  Jan Hubicka  <jh@suse.cz>
6901
6902         * ipa-inline.h: New file.
6903         * ipa-inline-analysis.c: New file. Broken out of ...
6904         * ipa-inline.c: ... this file; update toplevel comment;
6905         include ipa-inline.h
6906         (inline_summary): Move to ipa-inline.h
6907         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
6908         ipa-inline-analysis.c.
6909         (cgraph_estimate_time_after_inlining): Rename to
6910         estiamte_time_after_inlining; move to ipa-inline-analysis.c
6911         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
6912         to estimate_edge_growth.
6913         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
6914         rename to estimate_size_after_inlining.
6915         (cgraph_mark_inline_edge): Update for new naming convention.
6916         (cgraph_check_inline_limits): Likewise.
6917         (cgraph_edge_badness): Likewise.
6918         (cgraph_decide_recursive_inlining): Likewise.
6919         (cgraph_decide_inlining_of_small_functions): Likewise.
6920         (cgraph_decide_inlining_incrementally): Likewise.
6921         (cgraph_estimate_growth): Rename to estimate_growth; move to
6922         ipa-inline-analysis.c.
6923         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
6924         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
6925         (compute_inline_parameters): Likewise.
6926         (compute_inline_parameters_for_current): Likewise.
6927         (pass_inline_parameters): Likewise.
6928         (inline_indirect_intraprocedural_analysis): Likewise.
6929         (analyze_function): Rename to inline_analyze_function; likewise.
6930         (add_new_function): Move to ipa-inline-analysis.c.
6931         (inline_generate_summary): Likewise.
6932         (inline_read_summary): Likewise.
6933         (inline_write_summary): Likewise.
6934         * Makefile.in (ipa-inline-analysis.c): New file.
6935
6936 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6937
6938         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
6939         * configure: Regenerate.
6940
6941 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6942
6943         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
6944         instead of tree_common.
6945         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
6946         Likewise.
6947         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
6948         TS_TYPED rather than TS_COMMON.
6949         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
6950
6951 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
6952
6953         PR target/45263
6954         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
6955         r20 around calls of __tablejump_elpm__
6956
6957 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
6958
6959         PR middle-end/48591
6960         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
6961         NULL.
6962         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
6963
6964 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
6965
6966         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
6967         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
6968         (cfi_vec): New typedef.
6969         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
6970         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
6971         (cie_cfi_vec): New static variable.
6972         (cie_cfi_head): Delete.
6973         (add_cfi): Accept a cfi_vec * as first argument. All callers and
6974         declaration changed. Use vector rather than list operations.
6975         (new_cfi): Don't initialize the dw_cfi_next field.
6976         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
6977         rather than list operations.
6978         (lookup_cfa): Use vector rather than list operations.
6979         (output_cfis): New argument upto. Accept a cfi_vec rather than
6980         a dw_cfi_ref list head as argument. All callers changed.
6981         Iterate over the vector using upto as a maximum index.
6982         (output_all_cfis): New static function.
6983         (output_fde): Use vector rather than list operations. Use the
6984         new upto argument for output_cfis rather than manipulating a
6985         list.
6986         (dwarf2out_begin_prologue): Change initializations to match
6987         new struct members.
6988         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
6989         from the vector length rather than searching for the end of a list.
6990         Use output_all_cfis.
6991         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
6992
6993 2011-04-13  Nick Clifton  <nickc@redhat.com>
6994
6995         * config/rx/rx.md (movmemsi): Do not use this pattern when
6996         volatile pointers are involved.
6997
6998 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
6999
7000         * config/i386/sse.md (pinsrbits): Remove.
7001         (sse2_packsswb): Merge with *avx_packsswb.
7002         (sse2_packssdw): Merge with *avx_packssdw.
7003         (sse2_packuswb): Merge with *avx_packuswb.
7004         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
7005         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
7006         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
7007         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
7008         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
7009         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
7010         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
7011         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
7012         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
7013         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
7014         (sse2_loadld): Merge with *avx_loadld.
7015         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
7016         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
7017         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
7018         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
7019         (vec_concatv2di): Merge with *vec_concatv2di_avx.
7020
7021 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
7022
7023         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
7024         calling TREE_CHAIN.
7025         * print-tree.c (print_node): Likewise.
7026         * tree-inline.c (copy_tree_r): Likewise.
7027         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
7028         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
7029         instead of TS_COMMON.
7030         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
7031         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
7032         (copy_node_stat): Zero TREE_CHAIN only if necessary.
7033         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
7034         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
7035         ...and these...
7036         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
7037         * tree.h: ...here.
7038         (TREE_CHAIN): Check for a TS_COMMON structure.
7039         (TREE_TYPE): Check for a TS_TYPED structure.
7040
7041 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
7042
7043         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
7044         cgraph_get_create_node instead of cgraph_node.
7045
7046 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
7047
7048         * c-parser.c (c_parser_initelt): Updated call to
7049         objc_build_message_expr.
7050         (c_parser_postfix_expression): Likewise.
7051
7052 2011-04-12  Kai Tietz  <ktietz@redhat.com>
7053
7054         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
7055         MASK_MS_BITFIELD_LAYOUT bit.
7056
7057 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
7058
7059         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
7060         assert it is always true.
7061         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
7062         moves.
7063
7064 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
7065
7066         * c-parser.c (c_lex_one_token): Rewritten conditional used when
7067         compiling Objective-C to be more efficient.
7068
7069 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
7070
7071         * opts-common.c (decode_cmdline_options_to_array): Remove variable
7072         argv_copied.
7073
7074 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
7075
7076         * recog.h, genoutput.c, optabs.c: Revert last patch.
7077
7078 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
7079
7080         PR target/48090
7081         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
7082
7083 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
7084
7085         * recog.h (insn_operand_data): Add an "allows_mem" field.
7086         * genoutput.c (output_operand_data): Initialize it.
7087         * optabs.c (maybe_legitimize_operand_same_code): New function.
7088         (maybe_legitimize_operand): Use it when matching the original
7089         op->value.
7090
7091 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
7092
7093         * genpreds.c (process_define_predicate): Move most processing
7094         to gensupport.c.  Continue to validate the expression.
7095         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
7096         (process_define_predicate): Move processing to gensupport.c.
7097         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
7098         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
7099         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
7100         argument.
7101         (valid_predicate_name_p): New function, split out from old
7102         genpreds.c:process_define_predicate.
7103         (process_define_predicate): New function, combining code from
7104         old genpreds.c and genrecog.c functions.
7105         (process_rtx): Call it for DEFINE_PREDICATE and
7106         DEFINE_SPECIAL_PREDICATE.
7107
7108 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
7109
7110         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
7111         size of a '%A' memory reference.
7112         (T_DREG, T_QREG): New neon_builtin_type_bits.
7113         (arm_init_neon_builtins): Assert that the load and store operands
7114         are neon_struct_operands.
7115         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
7116         (NEON_ARG_MEMORY): New builtin_arg.
7117         (neon_dereference_pointer): New function.
7118         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
7119         Handle NEON_ARG_MEMORY.
7120         (arm_expand_neon_builtin): Update after above interface changes.
7121         Use NEON_ARG_MEMORY for loads and stores.
7122         * config/arm/predicates.md (neon_struct_operand): New predicate.
7123         * config/arm/iterators.md (V_two_elem): Tweak formatting.
7124         (V_three_elem): Use BLKmode for accesses that have no associated mode.
7125         (V_four_elem): Tweak formatting.
7126         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
7127         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
7128         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
7129         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
7130         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
7131         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
7132         (neon_vst4<mode>): Replace pointer operand with a memory operand.
7133         Use %A in the output template.
7134         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
7135         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
7136         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
7137         the width of the memory access.  Remove post-increment.
7138         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
7139
7140 2011-04-12  Nick Clifton  <nickc@redhat.com>
7141
7142         * config/v850/v850.c (expand_prologue): Do not use the CALLT
7143         instruction for interrupt handlers if the target is the basic V850
7144         architecture.
7145         (expand_epilogue): Likewise.
7146
7147 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
7148
7149         PR rtl-optimization/48549
7150         * combine.c (propagate_for_debug): Also stop after BB_END of
7151         this_basic_block.  Process LAST and just stop processing after it.
7152         (combine_instructions): If last_combined_insn has been deleted,
7153         set last_combined_insn to its PREV_INSN.
7154
7155 2011-04-12  Richard Guenther  <rguenther@suse.de>
7156
7157         PR tree-optimization/46076
7158         * gimple.h (struct gimple_statement_call): Add fntype field.
7159         (gimple_call_fntype): Adjust.
7160         (gimple_call_set_fntype): New function.
7161         * gimple.c (gimple_build_call_1): Set the call function type.
7162         * gimplify.c (gimplify_call_expr): Preserve the function
7163         type the frontend used for the call.
7164         (gimplify_modify_expr): Likewise.
7165         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
7166         function type.
7167         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
7168         function type.
7169         * tree-ssa.c (useless_type_conversion_p): Function pointer
7170         conversions are useless.
7171
7172 2011-04-12  Martin Jambor  <mjambor@suse.cz>
7173
7174         * cgraph.h (cgraph_node): Remove function declaration.
7175         (cgraph_create_node): Declare.
7176         (cgraph_get_create_node): Likewise.
7177         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
7178         Updated all callers.
7179         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
7180         the decl does not already exist.  Call cgraph_get_create_node instead
7181         of cgraph_node.
7182         (cgraph_get_create_node): New function.
7183         (cgraph_same_body_alias): Update comment.
7184         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
7185         assert it does not return NULL.
7186         (cgraph_update_edges_for_call_stmt): Likewise.
7187         (cgraph_clone_edge): Likewise.
7188         (cgraph_create_virtual_clone): Likewise.
7189         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
7190         instead of cgraph_node.
7191         (cgraph_add_new_function): Call cgraph_create_node or
7192         cgraph_get_create_node instead of cgraph_node.
7193         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
7194         instead of cgraph_node.
7195         (record_eh_tables): Likewise.
7196         (mark_address): Likewise.
7197         (mark_load): Likewise.
7198         (build_cgraph_edges): Call cgraph_get_create_node instead
7199         of cgraph_node.
7200         (rebuild_cgraph_edges): Likewise.
7201         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
7202         instead of cgraph_node.
7203         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
7204         cgraph_node.
7205         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
7206         cgraph_create_node instead of cgraph_node.
7207         * c-decl.c (finish_function): Call cgraph_get_create_node instead
7208         of cgraph_node.
7209         * lto-cgraph.c (input_node): Likewise.
7210         * lto-streamer-in.c (input_function): Likewise.
7211         * varasm.c (mark_decl_referenced): Likewise.
7212         (assemble_alias): Likewise.
7213
7214 2011-04-12  Martin Jambor  <mjambor@suse.cz>
7215
7216         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
7217         instead of cgraph_node and assert it does not return NULL.
7218         * lto-streamer-in.c (lto_read_body): Likewise.
7219         * omp-low.c (new_omp_context): Likewise.
7220         (create_task_copyfn): Likewise.
7221         * tree-emutls.c (lower_emutls_function_body): Likewise.
7222         * matrix-reorg.c (transform_allocation_sites): Likewise.
7223
7224 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
7225
7226         PR c/48552
7227         * c-typeck.c (build_asm_expr): Error out on attempts to use
7228         void type outputs or inputs for constraints that allow reg or
7229         don't allow memory.
7230
7231 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
7232             Richard Earnshaw  <rearnsha@arm.com>
7233
7234         PR target/48250
7235         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
7236         to use sign-magnitude offsets. Reject unsupported unaligned
7237         cases. Add detailed description in comments.
7238         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
7239         condition from TARGET_32BIT to TARGET_ARM.
7240
7241 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
7242
7243         * tree.h (struct typed_tree): New.
7244         (struct tree_common): Include it instead of tree_base.
7245         (TREE_TYPE): Update for new location of type field.
7246         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
7247         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
7248         (union tree_node): Add typed field.
7249         * treestruct.def (TS_TYPED): New.
7250         * lto-streamer.c (check_handled_ts_structures): Handle it.
7251         * tree.c (MARK_TS_TYPED): New macro.
7252         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
7253
7254 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
7255
7256         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
7257         (force_nonfallthru): Do not alter the loop nest if no basic block
7258         was created.
7259
7260 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
7261
7262         * config/i386/sse.md (VI): New mode iterator.
7263         (SSEMODEI): Remove.
7264         (AVX256MODEI): Ditto.
7265         (AVXMODEF4P): Ditto.
7266         (avxvecpsmode): Ditto.
7267         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
7268         (sse2_andnot<mode>3): New expander.
7269         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
7270         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
7271         (<any_logic:code><mode>3): Use VI mode iterator.
7272         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
7273         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
7274         (*andnottf3): Handle AVX three-operand constraints.
7275         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
7276
7277 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7278             Robert Millan  <rmh@gnu.org>
7279
7280         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
7281         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
7282         GNU_USER_DYNAMIC_LINKER64): Define.
7283         (REG_NAME): Don't undefine.
7284         (MD_UNWIND_SUPPORT): Undefine.
7285         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
7286         (REG_NAME): Don't undefine.
7287         (MD_UNWIND_SUPPORT): Undefine.
7288         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
7289
7290 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7291
7292         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
7293         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
7294
7295 2011-04-11  Xinliang David Li  <davidxl@google.com>
7296
7297         * value-profile.c (check_ic_target): New function.
7298         (gimple_ic_transform): Sanity check indirect call target.
7299         * gimple-low.c (gimple_check_call_args): Interface change.
7300         (gimple_check_call_matching_types): New function.
7301         * tree-inline.c (tree_can_inline_p): Call new function.
7302
7303 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
7304
7305         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
7306         tree-pretty-print.h & realmpfr.h.
7307
7308 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
7309
7310         PR middle-end/48464
7311         * ira.c (setup_pressure_classes): Fix typo in loop condition.
7312         (setup_allocno_and_important_classes): Ditto.
7313
7314 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7315
7316         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
7317         GNU_USER_DYNAMIC_LINKER.
7318         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
7319         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7320         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
7321         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
7322         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
7323         GNU_USER_TARGET_OS_CPP_BUILTINS.
7324         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
7325         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7326         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
7327         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7328         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
7329         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
7330         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
7331         GNU_USER_TARGET_OS_CPP_BUILTINS.
7332         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7333         GNU_USER_DYNAMIC_LINKER.
7334         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
7335         GNU_USER_TARGET_OS_CPP_BUILTINS.
7336         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
7337         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7338         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
7339         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7340         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
7341         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
7342         GNU_USER_DYNAMIC_LINKER64): Remove.
7343         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
7344         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7345         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7346         GNU_USER_DYNAMIC_LINKER.
7347         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
7348         GNU_USER_TARGET_OS_CPP_BUILTINS.
7349         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
7350         GNU_USER_TARGET_OS_CPP_BUILTINS.
7351         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
7352         to GNU_USER_TARGET_OS_CPP_BUILTINS.
7353         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
7354         GNU_USER_TARGET_OS_CPP_BUILTINS.
7355         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
7356         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
7357         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
7358         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
7359         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7360         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7361         GNU_USER_DYNAMIC_LINKER.
7362         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
7363         GNU_USER_TARGET_OS_CPP_BUILTINS.
7364         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
7365         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7366         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7367         GNU_USER_DYNAMIC_LINKER.
7368         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
7369         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7370         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
7371         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7372         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7373         GNU_USER_DYNAMIC_LINKER.
7374         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
7375         GNU_USER_DYNAMIC_LINKERN32.
7376         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
7377         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
7378         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
7379         GNU_USER_DYNAMIC_LINKER32.
7380         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
7381         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7382         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7383         GNU_USER_DYNAMIC_LINKER.
7384         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
7385         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7386         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
7387         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7388         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
7389         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
7390         GNU_USER_DYNAMIC_LINKER32.
7391         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
7392         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
7393         GNU_USER_DYNAMIC_LINKER.
7394         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
7395         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7396         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
7397         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
7398         GNU_USER_DYNAMIC_LINKER64.
7399         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
7400         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7401         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7402         GNU_USER_DYNAMIC_LINKER.
7403         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
7404         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7405         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7406         GNU_USER_DYNAMIC_LINKER.
7407         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
7408         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7409         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
7410         GNU_USER_DYNAMIC_LINKER32.
7411         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
7412         GNU_USER_DYNAMIC_LINKER64.
7413         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
7414         GNU_USER_DYNAMIC_LINKER64.
7415         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
7416         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7417         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
7418         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7419         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
7420
7421 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7422
7423         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
7424         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
7425         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
7426         GNU_USER_DYNAMIC_LINKER.
7427         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
7428         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
7429         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
7430         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
7431         GNU_USER_DYNAMIC_LINKER64.
7432         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
7433         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
7434         GNU_USER_LINK_EMULATION.
7435         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
7436         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
7437         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
7438         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
7439         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
7440         CPP_SPEC, CC1_SPEC): Remove.
7441         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
7442         (GNU_USER_DYNAMIC_LINKER): Define.
7443         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
7444         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
7445         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
7446         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
7447         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
7448         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
7449         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
7450         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
7451         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
7452         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
7453         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
7454         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
7455         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
7456         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
7457         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
7458         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
7459         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7460         GNU_USER_DYNAMIC_LINKER.
7461         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7462         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
7463         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7464         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
7465         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7466         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
7467         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
7468         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
7469         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
7470         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
7471
7472 2011-04-11  Kai Tietz  <ktietz@redhat.com>
7473
7474         PR target/9601
7475         PR target/11772
7476         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
7477         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
7478         comment.
7479         (ix86_is_msabi_thiscall): Removed.
7480         (ix86_is_type_thiscall): Likewise.
7481         (ix86_get_callcvt): New function.
7482         (ix86_comp_type_attributes): Simplify check.
7483         (ix86_function_regparm): Use ix86_get_callcvt for calling
7484         convention attribute checks.
7485         (ix86_return_pops_args): Likewise.
7486         (ix86_static_chain): Likewise.
7487         (x86_this_parameter): Likewise.
7488         (x86_output_mi_thunk): Likewise.
7489         (ix86_function_type_abi): Optimize check for types without attributes.
7490         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
7491         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
7492         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
7493         by flag-values.
7494         (IX86_BASE_CALLCVT): Helper macro.
7495         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
7496         Use ix86_get_callcvt for calling convention attribute checks and avoid
7497         symbol-decoration for stdcall in TARGET_RTD case.
7498         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
7499         Likewise.
7500         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
7501         for declaration.
7502
7503 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
7504
7505         * config/i386/sse.md (VI_128): New mode iterator.
7506         (VI12_128): Rename from SSEMODE12.
7507         (VI14_128): Rename from SSEMODE14.
7508         (VI124_128): New mode iterator.
7509         (VI24_128): Rename from SSEMODE248.
7510         (VI248_128): Rename from SSEMODE248.
7511         (SSEMODE124C8): Remove.
7512         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
7513         (*sse2_<plusminus_insn><mode>3): Merge with
7514         *avx_<plusminus_insn><mode>3.
7515         (*mulv8hi3): Merge with *avx_mulv8hi3.
7516         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
7517         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
7518         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
7519         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
7520         (ashr<mode>3): Merge with *avx_ashr<mode>3.
7521         (lshr<mode>3): Merge with *avx_lshr<mode>3.
7522         (ashl<mode>3): Merge with *avx_ashl<mode>3.
7523         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
7524         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
7525         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
7526         (*<smaxmin:code>v8hi3): Ditto.
7527         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
7528         (*<smaxmin:code>v16qi3): Ditto.
7529         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
7530         (*sse2_eq<mode>3): Ditto.
7531         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
7532         (*sse2_gt<mode>3): Ditto.
7533         (vcondv2di): Split out of vcond<mode>.
7534         (vconduv2di): Split out of vcondu<mode>.
7535
7536 2011-04-11  Richard Guenther  <rguenther@suse.de>
7537
7538         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
7539         before calling tree_low_cst.
7540
7541 2011-04-11  Richard Guenther  <rguenther@suse.de>
7542
7543         * stor-layout.c (layout_type): Compute all array index size operations
7544         in the original type.
7545         (initialize_sizetypes): Add comment.
7546         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
7547
7548 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7549
7550         * common.opt (Tbss=, Tdata=, Ttext=): New options.
7551
7552 2011-04-11  Martin Jambor  <mjambor@suse.cz>
7553
7554         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
7555         of cgraph_node, handle NULL return value.
7556         (cgraph_global_info): Likewise.
7557         (cgraph_rtl_info): Likewise.
7558         * tree-inline.c (estimate_num_insns): Likewise.
7559         * gimplify.c (unshare_body): Likewise.
7560         (unvisit_body): Likewise.
7561         (gimplify_body): Likewise.
7562         * predict.c (optimize_function_for_size_p): Likewise.
7563         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
7564         (call_may_clobber_ref_p_1): Likewise.
7565         * varasm.c (function_section_1): Likewise.
7566         (assemble_start_function): Likewise.
7567
7568 2011-04-11  Martin Jambor  <mjambor@suse.cz>
7569
7570         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
7571         of cgraph_node.
7572         * final.c (rest_of_clean_state): Likewise.
7573         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
7574         * passes.c (pass_init_dump_file): Likewise.
7575         (execute_all_ipa_transforms): Likewise.
7576         (function_called_by_processed_nodes_p): Likewise.
7577         * predict.c (maybe_hot_frequency_p): Likewise.
7578         (probably_never_executed_bb_p): Likewise.
7579         (compute_function_frequency): Likewise.
7580         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
7581         (unnest_nesting_tree_1): Likewise.
7582         (lower_nested_functions): Likewise.
7583         * tree-optimize.c (execute_fixup_cfg): Likewise.
7584         (tree_rest_of_compilation): Likewise.
7585         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
7586         * tree-sra.c (ipa_early_sra): Likewise.
7587         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
7588         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
7589         * ipa.c (record_cdtor_fn): Likewise.
7590         * ipa-inline.c (cgraph_early_inlining): Likewise.
7591         (compute_inline_parameters_for_current): Likewise.
7592         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
7593         * ipa-pure-const.c (local_pure_const): Likewise.
7594         * ipa-split.c (split_function): Likewise.
7595         (execute_split_functions): Likewise.
7596         * cgraphbuild.c (build_cgraph_edges): Likewise.
7597         (rebuild_cgraph_edges): Likewise.
7598         (cgraph_rebuild_references): Likewise.
7599         (remove_cgraph_callee_edges): Likewise.
7600         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
7601         (verify_cgraph_node): Likewise.
7602         (cgraph_analyze_functions): Likewise.
7603         (cgraph_preserve_function_body_p): Likewise.
7604         (save_inline_function_body): Likewise.
7605         (save_inline_function_body): Likewise.
7606         * tree-inline.c (copy_bb): Likewise.
7607         (optimize_inline_calls): Likewise.
7608
7609 2011-04-11  Martin Jambor  <mjambor@suse.cz>
7610
7611         PR tree-optimization/48195
7612         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
7613         ipa_check_create_edge_args.
7614         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
7615         ipa_check_create_edge_args.
7616         * ipa-inline.c (inline_generate_summary): Do not call
7617         ipa_check_create_node_params and ipa_check_create_edge_args.
7618         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
7619         ipa_check_create_edge_args.
7620
7621 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
7622
7623         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
7624         instead of loop.
7625         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
7626         * function.c (record_hard_reg_sets): Likewise.
7627         * ira.c (compute_regs_asm_clobbered): Likewise.
7628         * sched-deps.c (sched_analyze_1): Likewise.
7629         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
7630
7631 2011-04-09  Xinliang David Li  <davidxl@google.com>
7632
7633         PR tree-optimization/PR48484
7634         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
7635         has_valid_pred lazily
7636
7637 2011-04-09  Duncan Sands  <baldrick@free.fr>
7638
7639         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
7640
7641 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
7642
7643         * combine.c (combine_validate_cost): Adjust comments.  Set registered
7644         cost of I0 to zero at the end, if any.
7645
7646 2011-04-08  Xinliang David Li  <davidxl@google.com>
7647
7648         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
7649         to insane profile data.
7650
7651 2011-04-08  Xinliang David Li  <davidxl@google.com>
7652
7653         * ipa-cp.c (ipcp_update_profiling): Correct
7654          negative scale factor due to insane profile data.
7655
7656 2011-04-08  Xinliang David Li  <davidxl@google.com>
7657
7658         * final.c (dump_basic_block_info): New function.
7659         (final): Dump basic block.
7660         (final_scan_insn): Remove old dump.
7661
7662 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
7663
7664         PR target/47829
7665         * config.gcc (i386-*-freebsd): Disable unwind table generation for
7666         crtbegin/crtend.
7667
7668 2011-04-08  Michael Matz  <matz@suse.de>
7669
7670         PR middle-end/48389
7671         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
7672         functions.
7673         (rebuild_jump_labels): Call rebuild_jump_labels_1.
7674         * rtl.h (rebuild_jump_labels_chain): Declare.
7675         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
7676         insns inserted on edges.
7677
7678 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
7679
7680         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
7681         * config/arm/arm-arches.def: New.
7682         * config/arm/arm-opts.h: New.
7683         * config/arm/genopt.sh: New.
7684         * config/arm/arm-tables.opt: New (generated).
7685         * config/arm/arm.c (arm_handle_option, arm_target_help,
7686         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
7687         (all_architectures): Get most table contents from arm-arches.def.
7688         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
7689         arm_selected_tune here.
7690         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
7691         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
7692         (march=, mcpu=, mtune=): Use Enum and Var.
7693         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
7694         (arm.o): Update dependencies.
7695
7696 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
7697
7698         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
7699         of header_file.
7700         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
7701         (write_typed_alloc_defns): Likewise.
7702         (main): Calls write_typed_alloc_defns with output_header.
7703
7704 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
7705
7706         PR inline-asm/48435
7707         * ira-color.c (setup_profitable_hard_regs): Add comments.
7708         Don't take prohibited hard regs into account.
7709         (setup_conflict_profitable_regs): Rename to
7710         get_conflict_profitable_regs.
7711         (check_hard_reg_p): Check prohibited hard regs.
7712
7713 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
7714
7715         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
7716         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
7717         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
7718
7719 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7720
7721         PR target/48366
7722         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
7723         move from floating point to shift amount register.
7724         (emit_move_sequence): Remove secondary reload support for floating
7725         point to shift amount amount register copies.
7726         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
7727         amount register copies.
7728         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
7729         register, return false if mode isn't a scalar integer mode.
7730         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
7731
7732 2011-04-08  Richard Guenther  <rguenther@suse.de>
7733
7734         * gimple.c (gimple_call_flags): Remove kludge.
7735
7736 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7737
7738         * sel-sched.c (sel_region_init): Move call to
7739         sel_setup_region_sched_flags after setup_current_loop_nest.
7740
7741 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
7742
7743         PR rtl-optimization/48272
7744         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
7745         init_insn_reg_pressure_info.  Adjust a caller.
7746         * sched-int.h (init_insn_reg_pressure_info): Declare.
7747         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
7748         when sched-pressure is enabled.
7749
7750 2011-04-08  Richard Guenther  <rguenther@suse.de>
7751
7752         * gimple.c (gimple_set_modified): Do not queue calls to
7753         MODIFIED_NORETURN_CALLS here ...
7754         * tree-ssa-operands.c (update_stmt_operands): ... but here.
7755
7756 2011-04-08  Richard Guenther  <rguenther@suse.de>
7757
7758         PR lto/48467
7759         * toplev.c (lang_dependent_init): Do not open asm_out_file
7760         in WPA mode, nor perform debug machinery initialization.
7761         (finalize): Do not unlink asm_out_file in WPA mode.
7762
7763 2011-04-08  Richard Guenther  <rguenther@suse.de>
7764
7765         * gimple.h (gimple_call_fntype): New function.
7766         (gimple_call_return_type): Use it.
7767         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
7768         * gimple-low.c (gimple_check_call_args): Likewise.
7769         * gimple.c (gimple_call_flags): Likewise.
7770         (gimple_call_arg_flags): Likewise.
7771         (gimple_call_return_flags): Likewise.
7772         * tree-cfg.c (verify_gimple_call): Likewise.
7773         (do_warn_unused_result): Likewise.
7774         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7775         * value-prof.c (gimple_ic_transform): Fix fndecl check.
7776
7777 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
7778
7779         PR rtl-optimization/48235
7780         * sel-sched.c (code_motion_process_successors): Recompute the last
7781         insn in basic block if control flow changed.
7782         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
7783         Update condition for ilist_remove.
7784
7785 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7786
7787         PR rtl-optimization/48302
7788         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
7789         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
7790         it to record added preheader blocks.
7791         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
7792         on to sel_add_loop_preheaders.
7793         (sel_region_init): Move call to setup_current_loop_nest after
7794         sel_init_bbs.
7795
7796 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7797
7798         PR target/48273
7799         * cfgloop.h (loop_has_exit_edges): New helper.
7800         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
7801         non-clonable.
7802         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
7803         that have no exit edges.
7804
7805 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7806
7807         PR rtl-optimization/48442
7808         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
7809         all callers.  Adjust assert.
7810
7811 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
7812
7813         PR tree-optimization/48377
7814         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
7815         is_packed to true even for types with smaller TYPE_ALIGN than
7816         TYPE_SIZE.
7817
7818 2011-04-08  Richard Guenther  <rguenther@suse.de>
7819
7820         PR bootstrap/48513
7821         * doc/tm.texi: Re-generate.
7822
7823 2011-04-08  Wei Guozhi  <carrot@google.com>
7824
7825         PR target/47855
7826         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
7827         * config/arm/arm.c (arm_attr_length_push_multi): New function.
7828         * config/arm/arm.md (*push_multi): Change the length computation to
7829         call a C function.
7830
7831 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
7832
7833         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
7834         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
7835         * doc/tm.texi: Regenerate.
7836         * system.h (ASM_OUTPUT_BSS): Poison.
7837         * varasm.c (asm_output_bss): Remove function.
7838         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
7839
7840         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
7841         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
7842         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
7843         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7844         Likewise.
7845         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7846         Likewise.
7847         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7848         Likewise.
7849         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7850
7851 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
7852
7853         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
7854         EnumValue lines.
7855
7856 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
7857
7858         * config/m68k/m68k.c (m68k_handle_option): Don't handle
7859         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
7860         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
7861         OPT_mcpu32.
7862         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
7863         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
7864         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
7865         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
7866         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
7867         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
7868         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
7869         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
7870         options.  Don't map other m68k options manually.  Don't handle
7871         old-style options as canonical.
7872         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
7873         * doc/install.texi (m68k-*-*): Document binutils version requirement.
7874
7875 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
7876
7877         * basic-block.h (force_nonfallthru): Move to...
7878         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
7879         (force_nonfallthru): ...here.
7880         * cfghooks.c (force_nonfallthru): New function.
7881         * cfgrtl.c (force_nonfallthru): Rename into...
7882         (rtl_force_nonfallthru): ...this.
7883         (commit_one_edge_insertion): Do not set AUX field.
7884         (commit_edge_insertions): Do not discover new basic blocks.
7885         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
7886         (cfg_layout_rtl_cfg_hooks): Likewise.
7887         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
7888         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
7889         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
7890
7891 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
7892
7893         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
7894         Remove macros.
7895
7896 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
7897
7898         * config/i386/sse.md: Update copyright year.
7899         (avxcvtvecmode): Remove.
7900         (sse_movhlps): Merge with *avx_movhlps.
7901         (sse_movlhps): Merge with *avx_movlhps.
7902         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
7903         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
7904         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
7905         (sse_loadhps): Merge with *avx_loadhps.
7906         (sse_storelps): Merge with *avx_storelps.
7907         (sse_loadlps): Merge with *avx_loadlps.
7908         (sse_movss): Merge with *avx_movss.
7909         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
7910         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
7911         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
7912         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
7913         (vec_set<mode>_0): Ditto.
7914         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
7915         (sse4_1_insertps): Merge with *avx_insertps.
7916         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
7917         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
7918         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
7919         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
7920         (sse2_storehpd): Merge with *avx_storehpd.
7921         (sse2_loadhpd): Merge with *avx_loadhpd.
7922         (sse2_loadlpd): Merge with *avx_loadlpd.
7923         (sse2_movsd): Merge with *avx_movsd.
7924         (*vec_concatv2df): Merge with *vec_concatv2df.
7925
7926 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
7927
7928         PR debug/48343
7929         * combine.c (combine_instructions): Add last_combined_insn,
7930         update it if insn is after it, pass it to all try_combine calls.
7931         (try_combine): Add last_combined_insn parameter, pass it instead of
7932         i3 to propagate_for_debug.
7933
7934 2011-04-07  Nick Clifton  <nickc@redhat.com>
7935
7936         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
7937         to handle MDR <-> data register transfers.
7938         (movhi_internal): Likewise.
7939
7940 2011-04-07  Alan Modra  <amodra@gmail.com>
7941
7942         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
7943         previous stack info.
7944
7945 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7946
7947         PR target/43920
7948         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
7949         flow_find_cross_jump.  Swap variables to implement backward replacement.
7950         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
7951
7952 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7953
7954         PR target/43920
7955         * cfgcleanup.c (walk_to_nondebug_insn): New function.
7956         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
7957         and bb2.
7958         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
7959         src1 or src2.  Redirect edges to the last basic block.  Update
7960         frequency and count on multiple basic blocks in case of fallthru.
7961
7962 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7963
7964         PR target/43920
7965         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
7966         function.
7967         (old_insns_match_p): Change return type.  Replace return false/true
7968         with return dir_none/dir_both.  Use can_replace_by.
7969         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
7970         direction from dir_p.  Register replacement direction in dir, last_dir
7971         and afterlast_dir.  Handle new return type of old_insns_match_p using
7972         merge_dir.  Return replacement direction in dir_p.
7973         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
7974         return type of old_insns_match_p.
7975         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
7976         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
7977         flow_find_cross_jump.
7978         * basic-block.h (enum replace_direction): New type.
7979         (flow_find_cross_jump): Add parameter to declaration.
7980
7981 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
7982
7983         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
7984         (AVXMODEDCVTPS2DQ): Ditto.
7985         (VEC_FLOAT_MODE): Ditto.
7986         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
7987         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
7988         (<any_logic:code><mode>3): Use VF mode iterator.
7989         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
7990         Use VF mode iterator.
7991         (copysign<mode>3): Use VF mode iterator.
7992         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
7993         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
7994         (*<any_logic:code><MODEF:mode>3): Merge with
7995         *avx_<any_logic:code><MODEF:mode>3.
7996         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
7997         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
7998         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
7999         (avx_cvtdq2ps<avxmodesuffix>): Remove.
8000         (sse2_cvtdq2ps): Use %v modifier.
8001         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
8002         (avx_cvtps2dq<avxmodesuffix>): Remove.
8003         (sse2_cvtps2dq): Use %v modifier.
8004         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
8005         (avx_cvttps2dq<avxmodesuffix>): Remove.
8006         (sse2_cvttps2dq): Use %v modifier.
8007         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
8008         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
8009         (sse2_cvtsd2siq): Fix insn template.
8010         (sse2_cvtsd2siq_2): Ditto.
8011         (sse2_cvttsd2siq): Ditto.
8012         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
8013         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
8014
8015 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
8016
8017         * gcov-io.c: Use GCC Runtime Library Exception.
8018
8019 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
8020
8021         PR debug/48466
8022         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
8023         as base_reg whatever register reg has been eliminated to, instead
8024         of hardcoding STACK_POINTER_REGNUM.
8025
8026 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
8027
8028         * doc/tm.texi.in: Document C target hooks as separate from general
8029         target hooks.
8030         * doc/tm.texi: Regenerate.
8031         * genhooks.c (struct hook_desc): Add docname field.
8032         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
8033         docname field.
8034         (hook_array): Include c-target.def.
8035         (emit_documentation): Use docname field in output.
8036         (emit_init_macros): Take docname argument.  Only emit definitions
8037         for hooks matching docname.
8038         (main): Expect additional arguments in all cases.  Pass argument
8039         to emit_init_macros.
8040         * target.def: Move initial macro definitions and comments to
8041         target-hooks-macros.h.
8042         (gcc_targetcm): Move to c-family/c-target.def.
8043         * target.h (targetcm): Move declaration to c-family/c-target.h.
8044         * targhooks.c (default_handle_c_option): Move to
8045         c-family/c-opts.c.
8046         * targhooks.h (default_handle_c_option): Move declaration to
8047         c-family/c-common.h.
8048         * target-hooks-macros.h: New file.
8049         * config.gcc (target_has_targetcm): Define and use to add to
8050         c_target_objs and cxx_target_objs.
8051         * config/default-c.c: New file.
8052         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
8053         of target.h and target-def.h.
8054         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
8055         (darwin_objc_construct_string, darwin_cfstring_ref_p,
8056         darwin_check_cfstring_format_arg): Make static.
8057         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
8058         TARGET_STRING_OBJECT_REF_TYPE_P,
8059         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
8060         * config/darwin-protos.h (darwin_objc_construct_string,
8061         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
8062         declare.
8063         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
8064         TARGET_STRING_OBJECT_REF_TYPE_P,
8065         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
8066         * config/t-darwin (darwin-c.o): Update dependencies.
8067         * system.h (TARGET_HAS_TARGETCM): Poison.
8068         * Makefile.in (TARGET_H): Update.
8069         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
8070         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
8071         (default-c.o): New target.
8072         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
8073         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
8074         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
8075         c-target.def.
8076         (build/genhooks.o): Update dependencies.
8077
8078 2011-04-06  Richard Guenther  <rguenther@suse.de>
8079
8080         * ipa-inline.c (enum inlining_mode): Remove.
8081         (cgraph_flatten): Use some other token.
8082         (cgraph_edge_early_inlinable_p): New function, split out from ...
8083         (cgraph_perform_always_inlining): New function, split out from ...
8084         (cgraph_decide_inlining_incrementally): ... here.
8085         (cgraph_mark_inline_edge): Adjust.
8086         (cgraph_early_inlining): Re-structure.
8087         (pass_early_inline): Require SSA form.
8088
8089 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
8090             Julian Brown  <julian@codesourcery.com>
8091             Mark Shinwell  <shinwell@codesourcery.com>
8092
8093         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
8094         LO_REGS only for Thumb-1.
8095         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
8096         be used in short instructions when optimising for size on Thumb-2.
8097
8098 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
8099
8100         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
8101         associated with user returns to be preserved.
8102
8103 2011-04-06  Tristan Gingold  <gingold@adacore.com>
8104
8105         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
8106         symbol_queue_size, DBXOUT_DECR_NESTING,
8107         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
8108         if XCOFF_DEBUGGING_INFO.
8109
8110 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
8111
8112         * config/i386/i386.md (attribute isa): New.
8113         (attribute enabled): New.
8114         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
8115         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
8116         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
8117         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
8118         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
8119         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
8120         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
8121         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
8122
8123         * config/i386/sse.md (VF): New mode iterator.
8124         (VF1): Ditto.
8125         (VF2): Ditto.
8126         (VF_128): Ditto.
8127         (SSEMODEF4): Remove.
8128         (attribute sse): Handle V8SF and V4DF modes.
8129         (<absneg:code><mode>2): Use VF mode iterator.
8130         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
8131         mode iterator.
8132         (<plusminus_insn><mode>3): Use VF mode iterator.
8133         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
8134         Use VF mode iterator.
8135         (<sse>_vm<plusminus_insn><mode>3): Merge with
8136         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
8137         (mul<mode>3): Use VF mode iterator.
8138         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
8139         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
8140         mode iterator.
8141         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
8142         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
8143         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
8144         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
8145         mode iterator.
8146         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
8147         Use VF1 mode iterator.
8148         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
8149         (sqrt<VF2:mode>2): New expander.
8150         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
8151         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
8152         and sqrtv2df2.  Use VF mode iterator.
8153         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
8154         mode iterator.
8155         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
8156         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
8157         Use VF1 mode iterator.
8158         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
8159         (<smaxmin:code><mode>3): Use VF mode iterator.
8160         (*<smaxmin:code><mode>3_finite): Merge with
8161         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
8162         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
8163         (<sse>_vm<smaxmin:code><mode>2): Merge with
8164         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
8165         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
8166         mode iterator.
8167         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
8168         mode iterator.
8169         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
8170         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
8171         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
8172         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
8173         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
8174         VF mode iterator.
8175         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
8176         Use VF_128 mode iterator.
8177         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
8178         mode iterator.
8179         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
8180         VF_128 mode iterator.
8181         (vcond<mode>): Use VF mode iterator.
8182         * config/i386/predicates.md (sse_comparison_operator): Merge with
8183         avx_comparison_float_operator.  Do not declare as special_predicate.
8184         * config/i386/i386.c (struct builtin_description): Update for renamed
8185         compare patterns.
8186         (ix86_expand_args_builtin): Ditto.
8187         (ix86_expand_sse_compare_mask): Ditto.
8188
8189 2011-04-06  Richard Guenther  <rguenther@suse.de>
8190
8191         * tree-inline.c (estimate_num_insns): For calls simply account
8192         for all passed arguments and a used return value.
8193
8194 2011-04-06  Richard Guenther  <rguenther@suse.de>
8195
8196         PR tree-optimization/47663
8197         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
8198         call_stmt_time fields.
8199         (cgraph_edge_inlinable_p): Declare.
8200         (cgraph_edge_recursive_p): New inline function.
8201         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
8202         (cgraph_clone_edge): Copy it.
8203         * ipa-inline.c (cgraph_estimate_edge_time): New function.
8204         Account for call stmt time.
8205         (cgraph_estimate_time_after_inlining): Take edge argument.
8206         (cgraph_estimate_edge_growth): Account call stmt size.
8207         (cgraph_estimate_size_after_inlining): Take edge argument.
8208         (cgraph_mark_inline_edge): Adjust.
8209         (cgraph_check_inline_limits): Likewise.
8210         (cgraph_recursive_inlining_p): Remove.
8211         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
8212         (cgraph_decide_recursive_inlining): Take edge argument and
8213         adjust.
8214         (cgraph_decide_inlining_of_small_functions): Do not avoid
8215         diags for recursive inlining here.
8216         (cgraph_flatten): Adjust.
8217         (cgraph_decide_inlining_incrementally): Likewise.
8218         (estimate_function_body_sizes): Remove call cost handling.
8219         (compute_inline_parameters): Initialize caller edge call costs.
8220         (cgraph_estimate_edge_growth): New function.
8221         (cgraph_estimate_growth): Use it.
8222         (cgraph_edge_badness): Likewise.
8223         (cgraph_check_inline_limits): Take an edge argument.
8224         (cgraph_decide_inlining_of_small_functions): Adjust.
8225         (cgraph_decide_inlining): Likewise.
8226         * tree-inline.c (estimate_num_insns): Only account for call
8227         return value if it is used.
8228         (expand_call_inline): Avoid diagnostics on recursive inline
8229         functions here.
8230         * lto-cgraph.c (lto_output_edge): Output edge call costs.
8231         (input_edge): Input edge call costs.
8232
8233 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8234
8235         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
8236
8237 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
8238
8239         * doc/invoke.texi (Spec Files): Fix typo.
8240
8241 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
8242
8243         * profile.c (branch_prob): Move declaration of local variable.  Remove
8244         obsolete ??? comment.  Expand the location explicitly instead of using
8245         the LOCATION_FILE and LOCATION_LINE macros.
8246
8247 2011-04-06  Wei Guozhi  <carrot@google.com>
8248
8249         PR target/47855
8250         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
8251         (arm_cond_branch): Likewise.
8252         (arm_cond_branch_reversed): Likewise.
8253         (arm_jump): Likewise.
8254         (push_multi): Likewise.
8255         * config/arm/constraints.md (Py): New constraint.
8256
8257 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8258
8259         PR bootstrap/48471
8260         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
8261         Move these...
8262         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
8263         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
8264         #ifdef DBX_DEBUGGING_INFO.
8265
8266 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
8267
8268         PR bootstrap/48403
8269         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
8270         if old and new states differ.
8271
8272 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
8273
8274         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
8275         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
8276         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
8277         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
8278         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
8279         mcfv4e): Use Alias.
8280         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
8281         ColdFire options to -mcpu= options.
8282
8283 2011-04-05  Jeff Law  <law@redhat.com>
8284
8285         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
8286         check if BB is a successor of LOOP->header and return
8287         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
8288
8289 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
8290
8291         * cprop.c (struct reg_use): Remove.
8292         (reg_use_table): Make an array of RTX.
8293         (find_used_regs, constprop_register, local_cprop_pass,
8294         bypass_block): Simplify users of reg_use_table.
8295         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
8296         on one of the uses found by find_used_regs.
8297
8298 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8299
8300         PR bootstrap/48469
8301         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
8302         declaration.
8303
8304 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8305
8306         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
8307         as an rtx.
8308         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
8309
8310 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
8311
8312         PR middle-end/48441
8313         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
8314
8315 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8316
8317         * combine.c: Include obstack.h.
8318         (struct insn_link): Define.
8319         (uid_log_links): Adjust type.
8320         (FOR_EACH_LOG_LINK): New macro.
8321         (insn_link_obstack): Declare.
8322         (alloc_insn_link): Define.
8323         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
8324         type of link variables.
8325         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
8326         (try_combine, record_promoted_values, distribute_notes): Likewise.
8327         (distribute_links): Likewise.  Tweak prototype.
8328         (clear_log_links): Delete.
8329         (adjust_for_new_dest): Call alloc_insn_link.
8330         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
8331
8332 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8333
8334         * gcse.c (modify_mem_list): Convert to an array of VECs.
8335         (canon_modify_mem_list, compute_transp): Tweak formatting.
8336         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
8337         (load_killed_in_block_p): Likewise.
8338         (record_last_mem_set_info): Likewise.
8339         (clear_modify_mem_tables): Likewise.
8340
8341 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8342
8343         PR middle-end/48461
8344         * function.c (emit_use_return_register_into_block): Only define if
8345         HAVE_return.
8346
8347 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
8348
8349         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
8350
8351 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
8352
8353         * config/rx/rx-opts.h: New.
8354         * config/rx/rx.c (rx_cpu_type): Remove.
8355         (rx_handle_option): Don't assert that global structures are in
8356         use.  Access variables via opts pointer.  Defer most handling of
8357         OPT_mint_register_.  Use error_at.
8358         (rx_option_override): Handle deferred OPT_mint_register_ here.
8359         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
8360         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
8361         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
8362         (rx_cpu_types): New Enum and EnumValue entries.
8363         (mint-register=): Use Defer and use Var accordingly.
8364
8365 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8366
8367         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
8368         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
8369         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
8370         Move these...
8371         (debug_free_queue, debug_nesting, symbol_queue_index):
8372         ...and these...
8373         * dbxout.c: ...to here.  Make static.
8374
8375 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8376
8377         * gcse.c (modify_pair): Define.  Define a VEC of it.
8378         (canon_modify_mem_list): Convert to an array of VECs.
8379         (free_insn_expr_list_list): Delete.
8380         (clear_modify_mem_tables): Call VEC_free instead.
8381         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
8382         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
8383         (canon_list_insert, compute_transp): Likewise.
8384
8385 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8386
8387         PR target/43920
8388         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
8389         for size.
8390
8391 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8392
8393         PR target/43920
8394         * function.c (emit_use_return_register_into_block): New function.
8395         (thread_prologue_and_epilogue_insns): Use
8396         emit_use_return_register_into_block.
8397
8398 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8399
8400         PR target/43920
8401         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
8402         insn.
8403
8404 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8405
8406         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
8407
8408 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
8409
8410         * config/arm/arm.md (define_constants for unspec): Replace with
8411         define_c_enum.
8412         (define_constants for unspecv): Replace with define_c_enum.
8413         * config/arm/neon.md (define_constants for unspec): Replace with
8414         define_c_enum.
8415
8416 2011-04-04  Richard Henderson  <rth@redhat.com>
8417
8418         PR bootstrap/48400
8419         * dwarf2out.c (output_line_info): Always emit line info from
8420         at least one section.
8421         (dwarf2out_init): Create text_section_line_info here ...
8422         (set_cur_line_info_table): ... not here.
8423
8424 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
8425
8426         PR target/48380
8427         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
8428         not called.
8429
8430         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
8431
8432 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
8433
8434         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
8435         (expr_equiv_p): Remove.
8436         (insert_set_in_table): Look at <dest, src> pair instead of expr.
8437         (hash_scan_set): Update call to insert_set_in_table.
8438         (dump_hash_table): Dump <dest, src> pair.
8439         (lookup_set): Simplify.  Lookup <dest, src> pair.
8440         (compute_transp): Remove, fold heavily simplified code into...
8441         (compute_local_properties): ...here.  Expect COMP and TRANSP
8442         unconditionally.
8443         (find_avail_set): Take set directly from struct expr.
8444         (find_bypass-set): Likewise.
8445         (bypass_block): Likewise.
8446         (cprop_insn): Likewise.  Remove redundant INSN_P test.
8447
8448         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
8449         checks on form of COND from find_implicit_sets to here.
8450         (find_implicit_sets): Cleanup control flow. Split critical edges
8451         if it exposes implicit sets.  Allocate/resize implicit_sets as
8452         necessary.
8453         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
8454         changed something.  Run df_analyze after find_implicit_sets if any
8455         edges were split.  Do not allocate implicit_sets here.
8456
8457         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
8458         (gcse_obstack): Renamed to cprop_obstack.
8459         (GNEW, GNEWVEC, GNEWVAR): Remove.
8460         (gmalloc): Remove.
8461         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
8462         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
8463         (gcse_alloc): Likewise, and rename to cprop_alloc.
8464         (alloc_gcse_men, free_gcse_mem): Remove.
8465         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
8466         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
8467         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
8468
8469         * cprop.c (oprs_not_set_p): Remove.
8470         (mark_set, mark_clobber): Remove.
8471         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
8472         (reg_not_set_p): New function.
8473         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
8474         (cprop_insn): Likewise.
8475         (cprop_jump): Use FOR_EACH_EDGE.
8476
8477 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
8478
8479         PR bootstrap/48403
8480         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
8481         (rank_for_schedule): Use scheduled_insns vector instead of
8482         last_scheduled_insn.
8483         (ok_for_early_queue_removal): Likewise.
8484         (queue_to_ready): Search forward in nonscheduled_insns_begin if
8485         we have a dbg_cnt.
8486         (choose_ready): Likewise.
8487         (commit_schedule): Use VEC_iterate.
8488         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
8489         a dbg_cnt, use it and ensure the first insn is in the ready list.
8490         (haifa_sched_init): Allocate scheduled_insns.
8491         (sched_extend_ready_list): Don't allocate it; reserve space.
8492         (haifa_sched_finish): Free it.
8493
8494 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
8495
8496         * optc-gen.awk: Always remove type from Variable entry before
8497         recording in var_seen.
8498
8499 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
8500
8501         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
8502         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
8503         call to tidy_fallthru_edges.
8504
8505 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
8506
8507         * doc/options.texi (ToLower): Document.
8508         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
8509         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
8510         * opts.h (cl_option): Add cl_tolower field.
8511         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
8512         arguments with lowercase strings.
8513         * config/rx/rx.opt (mcpu=): Add ToLower.
8514         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
8515         argument.
8516
8517 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
8518
8519         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
8520
8521 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
8522
8523         * config/vax/vax.c: Include reload.h.
8524
8525 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
8526
8527         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
8528         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8529         (sparc_preferred_reload_class): New function.
8530
8531 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
8532
8533         PR debug/48401
8534         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
8535         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
8536
8537 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
8538
8539         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
8540         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
8541
8542 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
8543
8544         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
8545         (ASM_OUTPUT_ALIGNED_BSS): Define.
8546
8547 2011-04-03  Michael Matz  <matz@suse.de>
8548
8549         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
8550         and next_slot members.
8551         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
8552         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
8553         (lto_streamer_cache_append): Declare.
8554         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
8555         unsigned index, remove offset parameter, ensure that we append
8556         or update existing entries.
8557         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
8558         parameter, update next_slot for append.
8559         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
8560         parameter.
8561         (lto_streamer_cache_insert_at): Likewise.
8562         (lto_streamer_cache_append): New function.
8563         (lto_streamer_cache_lookup): Use unsigned index.
8564         (lto_streamer_cache_get): Likewise.
8565         (lto_record_common_node): Don't test tree_node_can_be_shared.
8566         (preload_common_node): Adjust call to lto_streamer_cache_insert.
8567         (lto_streamer_cache_delete): Don't free offsets member.
8568         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
8569         (lto_output_string_with_length): Use lto_output_data_stream.
8570         (lto_output_tree_header): Remove ix parameter, don't write it.
8571         (lto_output_builtin_tree): Likewise.
8572         (lto_write_tree): Adjust callers to above, don't track and write
8573         offset, write unsigned index.
8574         (output_unreferenced_globals): Don't emit all global vars.
8575         (write_global_references): Use unsigned indices.
8576         (lto_output_decl_state_refs): Likewise.
8577         (write_symbol): Likewise.
8578         * lto-streamer-in.c (lto_input_chain): Move earlier.
8579         (input_function): Use unsigned index.
8580         (input_alias_pairs): Don't read and then ignore all global vars.
8581         (lto_materialize_tree): Remove ix_p parameter, don't read index,
8582         don't pass it back, use lto_streamer_cache_append.
8583         (lto_register_var_decl_in_symtab): Use unsigned index.
8584         (lto_register_function_decl_in_symtab): Likewise.
8585         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
8586         index.
8587         (lto_get_builtin_tree): Don't read index, use
8588         lto_streamer_cache_append.
8589         (lto_read_tree): Adjust call to lto_materialize_tree.
8590
8591         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
8592         don't use function calls in arguments to MIN.
8593
8594         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
8595         twice.
8596
8597         * gimple.c (gimple_type_leader_entry): Mark deletable.
8598
8599 2011-04-03  Alan Modra  <amodra@gmail.com>
8600
8601         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
8602
8603 2011-04-03  Michael Matz  <matz@suse.de>
8604
8605         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
8606         an integer.
8607         * tree.h (tree_decl_non_common.vindex): Adjust comment.
8608
8609 2011-04-03  Michael Matz  <matz@suse.de>
8610
8611         * cgraphbuild.c (record_reference): Canonicalize constructor values.
8612         * gimple-fold.c (canonicalize_constructor_val): Accept being called
8613         without function context.
8614         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
8615         current_function_decl and cfun.
8616
8617 2011-04-03  Michael Matz  <matz@suse.de>
8618
8619         * tree.c (decl_init_priority_insert): Don't create entry for
8620         default priority.
8621         (decl_fini_priority_insert): Ditto.
8622         (fields_compatible_p, find_compatible_field): Remove.
8623         * tree.h (fields_compatible_p, find_compatible_field): Remove.
8624         * gimple.c (gimple_compare_field_offset): Adjust block comment.
8625
8626 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
8627
8628         * combine.c (try_combine): Remove useless local variable.
8629
8630 2011-04-03  Richard Guenther  <rguenther@suse.de>
8631             Ira Rosen  <ira.rosen@linaro.org>
8632
8633         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
8634         non-variable offsets and compare the remaining bases of the two
8635         accesses instead of looking for exact same data-ref.
8636
8637 2011-04-02  Kai Tietz  <ktietz@redhat.com>
8638
8639         PR target/48416
8640         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
8641
8642         * i386.c (ix86_is_msabi_thiscall): New helper function.
8643         (ix86_is_type_thiscall): New helper function.
8644         (ix86_comp_type_attributes): Handle thiscall for method-functions
8645         special.
8646         (init_cumulative_args): Likewise.
8647         (find_drap_reg): Likewise.
8648         (ix86_static_chain): Likewise.
8649         (x86_this_parameter): Likewise.
8650         (x86_output_mi_thunk): Likewise.
8651
8652 2011-04-01  Olivier Hainque  <hainque@adacore.com>
8653             Nicolas Setton  <setton@adacore.com>
8654             Eric Botcazou  <ebotcazou@adacore.com>
8655
8656         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
8657         (add_gnat_descriptive_type_attribute): New function.
8658         (gen_array_type_die): Call it.
8659         (gen_enumeration_type_die): Likewise.
8660         (gen_struct_or_union_type_die): Likewise.
8661         (modified_type_die): Likewise.
8662         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
8663         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
8664         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
8665
8666 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
8667
8668         PR bootstrap/48148
8669         * dwarf2out.c (resolve_addr): Don't call force_decl_die
8670         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
8671
8672         Revert:
8673         2011-03-17  Richard Guenther  <rguenther@suse.de>
8674
8675         PR bootstrap/48148
8676         * lto-cgraph.c (input_overwrite_node): Clear the abstract
8677         origin for decls in other ltrans units.
8678         (input_varpool_node): Likewise.
8679
8680 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
8681
8682         PR middle-end/48335
8683         * expr.c (expand_assignment): Handle all possibilities
8684         if TO_RTX is CONCAT.
8685         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
8686         (store_split_bit_field): If SUBREG_REG (op0) or
8687         op0 itself has smaller mode than word, return it
8688         for offset 0 and const0_rtx for out-of-bounds stores.
8689         If word is const0_rtx, skip it.
8690
8691 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
8692
8693         * config/h8300/h8300.c (print_operand_address): Rename to...
8694         (h8300_print_operand_address): ...this. Make static. Adjust comments.
8695         Call h8300_print_operand and h8300_print_operand_address instead of
8696         print_operand and print_operand_address. Declare.
8697         (print_operand): Renake to...
8698         (h8300_print_operand): ...this. Make static. Adjust comments.
8699         Call h8300_print_operand instead of print_operand. Declare.
8700         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
8701         (h8300_register_move_cost): Likewise.
8702         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
8703         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
8704         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
8705         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
8706         * config/h8300/h8300-protos.h (print_operand): Delete.
8707         (print_operand_address): Delete.
8708
8709 2011-04-01  Richard Henderson  <rth@redhat.com>
8710
8711         PR 48400
8712         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
8713         in strict mode before dwarf4.  Re-order tests to early out
8714         before switching sections.
8715
8716 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
8717
8718         * config/h8300/constraints.md: New file.
8719         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
8720         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
8721         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
8722         * config/h8300/predicates.md (bit_operand): Likewise.
8723         (incdec_operand): Use satisfies_constraint_M and
8724         satisfies_constraint_O.  Don't use C code block.
8725         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
8726         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
8727         (compute_mov_length): Use satisfies_constraint_G.
8728         (fix_bit_operand): Use satisfies_constraint_U.
8729         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
8730         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
8731         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
8732         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
8733         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
8734         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
8735         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
8736         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
8737         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
8738         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
8739         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
8740         (EXTRA_MEMORY_CONSTRAINT): Delete.
8741
8742 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
8743             Michael Meissner  <meissner@linux.vnet.ibm.com>
8744
8745         PR target/48262
8746         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
8747         operands, as per the specifications.
8748
8749         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
8750         (vec_extract_evenv4sf): Ditto.
8751         (vec_extract_evenv8hi): Ditto.
8752         (vec_extract_evenv16qi): Ditto.
8753         (vec_extract_oddv4si): Ditto.
8754
8755 2011-03-31  Mark Wielaard  <mjw@redhat.com>
8756
8757         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
8758         high_pc attribute if the CU has no associated code. Only output
8759         DW_AT_entry_pc for CU if not generating strict dwarf and
8760         dwarf_version < 4.
8761
8762 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
8763
8764         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
8765         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
8766         out of ...
8767         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
8768         * final.c (final_start_function): Call the new function rather
8769         than using a NULL argument for dwarf2out_frame_debug.
8770
8771         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
8772         that contains the prologue.
8773
8774         * haifa-sched.c (queue_insn): New arg REASON.  All callers
8775         changed.  Print it in debugging output.
8776
8777         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
8778
8779         * sched-ebb.c (begin_schedule_ready): Remove second argument.
8780         Split most of the code into...
8781         (begin_move_insn): ... here.  New function.
8782         (ebb_sched_info): Add a pointer to it.
8783         * haifa-sched.c (scheduled_insns): New static variable.
8784         (sched_extend_ready_list): Allocate it.
8785         (schedule_block): Use it to record the order of scheduled insns.
8786         Perform RTL changes to move insns only after all scheduling
8787         decisions have been made.
8788         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
8789         begin_move_insn field.
8790         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
8791         * sched-int.h (struct haifa_sched_info): Remove second argument
8792         from begin_schedule_ready hook.  Add new member begin_move_insn.
8793         * sched-rgn.c (begin_schedule_ready): Remove second argument.
8794         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
8795
8796         * haifa-sched.c (prune_ready_list): New function, broken out of
8797         schedule_block.
8798         (schedule_block): Use it.
8799
8800 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
8801
8802         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
8803
8804 2011-04-01  Kai Tietz  <ktietz@redhat.com>
8805
8806         * config.gcc (*-*-mingw*): Allow as option the
8807         posix threading model.
8808         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
8809         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
8810         definition.
8811         (CPP_SPEC): Add pthread/no-pthread handling.
8812         (LIB_SPEC): Likewise.
8813         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
8814         (LIB_SPEC): Likewise.
8815         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
8816         flag to pass -pthread option for shared libgcc build.
8817         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
8818         for shared libgcc build.
8819         * config/i386/t-mingw-pthread: New file.
8820         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
8821         New define to enable use of library pthread by default.
8822         * config/i386/mingw.opt (pthread): New driver option.
8823         (no-pthread): New driver option.
8824         * config/i386/cygming.opt: Make sure trailing empty line is retained.
8825         * config/i386/mingw-w64.opt: Likewise.
8826
8827 2011-04-01  Gary Funck  <gary@intrepid.com>
8828
8829         * c-decl.c (grokdeclarator): Fix formatting.
8830
8831 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
8832
8833         * expr.c (emit_block_move_via_movmem): Use n_generator_args
8834         instead of n_operands.
8835         (set_storage_via_setmem): Likewise.
8836         * optabs.c (maybe_gen_insn): Likewise.
8837         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
8838         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
8839         (mips_expand_builtin_direct): Likewise.
8840         * config/spu/spu.c (expand_builtin_args): Likewise.
8841
8842 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
8843
8844         * recog.h (insn_data_d): Add n_generator_args.
8845         * genoutput.c (data): Likewise.
8846         (output_insn_data): Print it.
8847         (max_opno, num_dups): Delete.
8848         (scan_operands): Just fill in "d->operand[...]".
8849         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
8850
8851 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
8852
8853         * gensupport.h (pattern_stats): New structure.
8854         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
8855         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
8856         (max_operand_1, max_operand_vec): Delete.
8857         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
8858
8859 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
8860
8861         * emit-rtl.c (emit_pattern_after_setloc): New function.
8862         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
8863         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
8864         (emit_pattern_after): New function.
8865         (emit_insn_after, emit_jump_insn_after): Call it.
8866         (emit_call_insn_after, emit_debug_insn_after): Likewise.
8867         (emit_pattern_before_setloc): New function.
8868         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
8869         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
8870         Likewise.
8871         (emit_pattern_before): New function.
8872         (emit_insn_before, emit_jump_insn_before): Call it.
8873         (emit_call_insn_before, emit_debug_insn_before): Likewise.
8874
8875 2011-03-31  Richard Henderson  <rth@redhat.com>
8876
8877         * dwarf2out.c (dw_separate_line_info_ref): Remove.
8878         (dw_separate_line_info_entry): Remove.
8879         (enum dw_line_info_opcode): New.
8880         (dw_line_info_entry): Use it.
8881         (dw_line_info_table, dw_line_info_table_p): New.
8882         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
8883         (line_info_table, line_info_label_num): Remove.
8884         (line_info_table_in_use): Remove.
8885         (separate_line_info_table): Remove.
8886         (separate_line_info_table_allocated): Remove.
8887         (separate_line_info_table_in_use): Remove.
8888         (LINE_INFO_TABLE_INCREMENT): Remove.
8889         (line_info_label_num): New.
8890         (cur_line_info_table): New.
8891         (text_section_line_info, cold_text_section_line_info): New.
8892         (separate_line_info): New.
8893         (SEPARATE_LINE_CODE_LABEL): Remove.
8894         (print_dwarf_line_table): Remove.
8895         (debug_dwarf): Don't dump it.
8896         (output_one_line_info_table): New.
8897         (output_line_info): Use it.
8898         (new_line_info_table): New.
8899         (set_cur_line_info_table): New.
8900         (dwarf2out_switch_text_section): Use it.
8901         (dwarf2out_begin_function): Likewise.
8902         (push_dw_line_info_entry): New.
8903         (dwarf2out_source_line): Rewrite for new line info tables.
8904         (dwarf2out_init): Remove dead initailizations.
8905
8906 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
8907
8908         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
8909         various flags.
8910         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
8911         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
8912         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
8913         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
8914         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
8915         * opt-functions.awk (flag_init, switch_bit_fields): New.
8916         (switch_flags): Don't handle flags moved to bit-fields.  Don't
8917         generate CL_MISSING_OK or CL_SAVE.
8918         * optc-gen.awk: Update to generate bit-field output as well as
8919         flags field.
8920         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
8921         bit-field instead of CL_REJECT_DRIVER flag.
8922         * opts-common.c (generate_canonical_option,
8923         decode_cmdline_option): Use bit-fields instead of CL_* flags.
8924         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
8925         instead of CL_REJECT_NEGATIVE flag.
8926         * toplev.c (print_switch_values): Use cl_report bit-field instead
8927         of CL_REPORT flag.
8928
8929 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
8930
8931         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
8932         a zero minimum index only if it is redundant.
8933
8934 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
8935
8936         PR rtl-optimization/48381
8937         * ira-color.c (assign_hard_reg): Use hard reg set intersection
8938         instead of ira_class_hard_reg_index for calculating conflicting
8939         hard registers.
8940
8941 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
8942
8943         * cprop.c: Clean up hash table building.
8944         (reg_avail_info): Remove.
8945         (oprs_available_p): Remove.
8946         (record_last_reg_set_info): Remove.
8947         (record_last_set_info): Remove.
8948         (reg_available_p): New function.
8949         (gcse_constant_p): Do not treat unfolded conditions as constants.
8950         (make_set_regs_unavailable): New function.
8951         (hash_scan_set): Simplify with new reg_available_p.
8952         (compute_hash_table_work): Traverse insns stream only once.
8953         Do not compute reg_avail_info. Traverse insns in reverse order.
8954         Record implicit sets after recording explicit sets from the block.
8955
8956 2011-03-31  Michael Matz  <matz@suse.de>
8957
8958         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
8959
8960 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
8961
8962         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
8963         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
8964         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
8965         (h8300_mode_dependent_address_p): New function.
8966         (h8300_get_index): Make static.
8967
8968 2011-03-31  Jeff Law  <law@redhat.com>
8969
8970         * reload1.c (elimination_effects): Fix typo in recent change.
8971
8972         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
8973         typo potentially leading to null pointer dereference.
8974
8975         * caller-save.c (new_saved_hard_reg): Eliminate return value.
8976         (setup_save_areas): Corresponding changes to avoid useless
8977         assignments.
8978
8979         * jump.c (reversed_comparison_code_parts): Avoid successive return
8980         statements when REVERSE_CONDITION is defined.
8981
8982         * expr.c (expand_assignment): Avoid useless assignments.
8983         (expand_expr_real_1): Likewise.
8984         (expand_expr_real_2): Avoid useless statements.
8985
8986         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
8987
8988         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
8989
8990         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
8991         statements.
8992
8993         * stmt.c (expand_expr_stmt): Avoid useless assignment.
8994
8995 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
8996
8997         PR target/47109
8998         * doc/tm.texi.in (TARGET_VERSION): Remove.
8999         * doc/tm.texi: Regenerate.
9000         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
9001         * collect2.c (main): Don't use TARGET_VERSION.
9002         * mips-tdump.c (main): Don't use TARGET_VERSION.
9003         * mips-tfile.c (main): Don't use TARGET_VERSION.
9004         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
9005         * config/rs6000/vxworksae.h: Remove.
9006         * config/alpha/alpha.h (TARGET_VERSION): Remove.
9007         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
9008         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
9009         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
9010         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
9011         * config/arm/arm.h (TARGET_VERSION): Remove.
9012         * config/arm/coff.h (TARGET_VERSION): Remove.
9013         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
9014         * config/arm/elf.h (TARGET_VERSION): Remove.
9015         * config/arm/freebsd.h (TARGET_VERSION): Remove.
9016         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
9017         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
9018         * config/arm/pe.h (TARGET_VERSION): Remove.
9019         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
9020         * config/arm/semi.h (TARGET_VERSION): Remove.
9021         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
9022         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
9023         * config/arm/vxworks.h (TARGET_VERSION): Remove.
9024         * config/avr/avr.h (TARGET_VERSION): Remove.
9025         * config/bfin/bfin.h (TARGET_VERSION): Remove.
9026         * config/fr30/fr30.h (TARGET_VERSION): Remove.
9027         * config/frv/frv.h (TARGET_VERSION): Remove.
9028         * config/h8300/h8300.h (TARGET_VERSION): Remove.
9029         * config/i386/cygwin.h (TARGET_VERSION): Remove.
9030         * config/i386/darwin.h (TARGET_VERSION): Remove.
9031         * config/i386/darwin64.h (TARGET_VERSION): Remove.
9032         * config/i386/djgpp.h (TARGET_VERSION): Remove.
9033         * config/i386/freebsd.h (TARGET_VERSION): Remove.
9034         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
9035         * config/i386/gnu.h (TARGET_VERSION): Remove.
9036         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
9037         * config/i386/i386elf.h (TARGET_VERSION): Remove.
9038         * config/i386/linux.h (TARGET_VERSION): Remove.
9039         * config/i386/linux64.h (TARGET_VERSION): Remove.
9040         * config/i386/lynx.h (TARGET_VERSION): Remove.
9041         * config/i386/mingw32.h (TARGET_VERSION): Remove.
9042         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
9043         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
9044         * config/i386/netware.h (TARGET_VERSION): Remove.
9045         * config/i386/nto.h (TARGET_VERSION): Remove.
9046         * config/i386/openbsd.h (TARGET_VERSION): Remove.
9047         * config/i386/vxworks.h (TARGET_VERSION): Remove.
9048         * config/ia64/elf.h (TARGET_VERSION): Remove.
9049         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
9050         * config/ia64/hpux.h (TARGET_VERSION): Remove.
9051         * config/ia64/linux.h (TARGET_VERSION): Remove.
9052         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
9053         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
9054         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
9055         * config/lm32/lm32.h (TARGET_VERSION): Remove.
9056         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
9057         * config/m32c/m32c.h (TARGET_VERSION): Remove.
9058         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
9059         * config/m32r/m32r.h (TARGET_VERSION): Remove.
9060         * config/m68k/linux.h (TARGET_VERSION): Remove.
9061         * config/m68k/m68k.h (TARGET_VERSION): Remove.
9062         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
9063         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
9064         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
9065         * config/mep/mep.h (TARGET_VERSION): Remove.
9066         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
9067         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
9068         * config/mips/iris6.h (MACHINE_TYPE): Remove.
9069         * config/mips/linux.h (TARGET_VERSION): Remove.
9070         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
9071         * config/mips/vxworks.h (TARGET_VERSION): Remove.
9072         * config/mmix/mmix.h (TARGET_VERSION): Remove.
9073         * config/mn10300/linux.h (TARGET_VERSION): Remove.
9074         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
9075         * config/pa/pa.h (TARGET_VERSION): Remove.
9076         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
9077         * config/picochip/picochip.h (TARGET_VERSION): Remove.
9078         * config/rs6000/aix.h (TARGET_VERSION): Remove.
9079         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
9080         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
9081         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
9082         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
9083         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
9084         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
9085         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
9086         * config/rs6000/linux.h (TARGET_VERSION): Remove.
9087         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
9088         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
9089         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
9090         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
9091         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
9092         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
9093         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
9094         * config/s390/linux.h (TARGET_VERSION): Remove.
9095         * config/s390/s390.h (TARGET_VERSION): Remove.
9096         * config/s390/tpf.h (TARGET_VERSION): Remove.
9097         * config/score/score.h (TARGET_VERSION): Remove.
9098         * config/sh/linux.h (TARGET_VERSION): Remove.
9099         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
9100         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
9101         * config/sh/sh.h (TARGET_VERSION): Remove.
9102         * config/sh/sh64.h (TARGET_VERSION): Remove.
9103         * config/sh/superh.h (TARGET_VERSION): Remove.
9104         * config/sh/vxworks.h (TARGET_VERSION): Remove.
9105         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
9106         * config/sparc/linux.h (TARGET_VERSION): Remove.
9107         * config/sparc/linux64.h (TARGET_VERSION): Remove.
9108         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
9109         TARGET_NAME32, TARGET_NAME): Remove.
9110         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
9111         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
9112         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
9113         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
9114         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
9115         * config/spu/spu.h (TARGET_VERSION): Remove.
9116         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
9117         * config/v850/v850.h (TARGET_VERSION): Remove.
9118         * config/vax/linux.h (TARGET_VERSION): Remove.
9119         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
9120         * config/xtensa/elf.h (TARGET_VERSION): Remove.
9121         * config/xtensa/linux.h (TARGET_VERSION): Remove.
9122
9123 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
9124
9125         PR target/48142
9126         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
9127         frame-related from frame-unrelated adjustments to the stack pointer.
9128
9129 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
9130
9131         * common.opt (fdebug-types-section): Move earlier.
9132         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
9133
9134 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
9135
9136         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
9137         var.
9138
9139 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
9140
9141         * tree.h (CASE_CHAIN): Define.
9142         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
9143         (gimple_redirect_edge_and_branch): Likewise.
9144
9145 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
9146
9147         PR middle-end/48367
9148         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
9149         calculation.
9150
9151 2011-03-30  Jeff Law  <law@redhat.com>
9152
9153         * PR bootstrap/48371
9154         * reload1.c (reload): Fix botch in last change.
9155
9156         * reload.h (struct reload): Fix typo introduced in last change.
9157
9158 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
9159
9160         * config/arm/arm.opt (mhard-float, msoft-float): Mark
9161         Undocumented.  Remove help text.
9162         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
9163         -mhard-float.
9164
9165 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
9166
9167         * doc/options.texi (NegativeAlias): Document.
9168         (Alias): Mention NegativeAlias.
9169         * opt-functions.awk: Handle NegativeAlias.
9170         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
9171         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
9172         * opts.h (CL_NEGATIVE_ALIAS): Define.
9173         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
9174         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
9175         OPT_mspe_.
9176         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
9177         Alias entries.
9178         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
9179         mno-spe and mno-isel instead of mspe=no and -misel=no.
9180
9181 2011-03-29  Mark Wielaard  <mjw@redhat.com>
9182
9183         * common.opt (fdebug-types-section): New flag.
9184         * doc/invoke.texi: Document new -fno-debug-types-section flag.
9185         * dwarf2out.c (use_debug_types): New define.
9186         (struct die_struct): Mark die_id with GTY desc use_debug_types.
9187         (print_die): Guard output of type unit signatures using
9188         use_debug_types.
9189         (build_abbrev_table): Replace assert of dwarf_version >= 4
9190         with assert on use_debug_types.
9191         (size_of_die): Likewise.
9192         (unmark_dies): Likewise.
9193         (value_format): Decide AT_ref_external form on use_debug_types.
9194         (output_die): Replace dwarf_version version check guard with
9195         use_debug_types where appropriate.
9196         (modified_type_die): Likewise.
9197         (gen_reference_type_die): Likewise.
9198         (dwarf2out_start_source_file): Likewise.
9199         (dwarf2out_end_source_file): Likewise.
9200         (prune_unused_types_walk_attribs): Likewise.
9201         (dwarf2out_finish): Likewise.
9202
9203 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
9204
9205         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
9206
9207 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
9208
9209         PR rtl-optimization/48332
9210         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
9211         mode of input operand N and modeN to its actual mode.
9212
9213 2011-03-30  Jeff Law  <law@redhat.com>
9214
9215         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
9216         define accessor macro.
9217         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
9218         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
9219         (reg_equiv_init): Likewise.
9220         (reg_equivs_size): New variable.
9221         (reg_equiv_init_size): Remove.
9222         (allocate_initial_values): Move prototype to here from....
9223         * integrate.h (allocate_initial_values): Remove prototype.
9224         * integrate.c: Include reload.h.
9225         (allocate_initial_values): Corresponding changes.
9226         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
9227         (fix_reg_equiv_init, no_equiv): Corresponding changes.
9228         (update_equiv_regs): Corresponding changes.
9229         (ira): Corresponding changes.
9230         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
9231         (push_secondary_reload): Corresponding changes.
9232         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
9233         (make_memloc, find_reloads_address): Corresponding changes.
9234         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
9235         (find_reloads_address_1): Corresponding changes.
9236         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
9237         (refers_to_regno_for_reload_p): Corresponding changes.
9238         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
9239         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
9240         * reload1.c: Include ggc.h.
9241         (grow_reg_equivs): New function.
9242         (replace_pseudos_in, reload): Corresponding changes.
9243         (calculate_needs_all_insns, alter_regs): Corresponding changes.
9244         (eliminate_regs_1, elimination_effects): Corresponding changes.
9245         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
9246         (delete_output_reload): Likewise.
9247         * caller-save.c (mark_referenced_regs): Corresponding changes.
9248         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
9249         * frv/predicates.md (frv_load_operand): Corresponding changes.
9250         * microblaze/microblaze.c (double_memory_operand): Corresponding
9251         changes.
9252         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
9253         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
9254         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
9255         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
9256         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
9257         changes.
9258         * pa/pa.c (emit_move_sequence): Corresponding changes.
9259         * vax/vax.c (nonindexed_address_p): Corresponding changes.
9260
9261 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
9262
9263         PR target/47551
9264         * config/arm/arm.c (coproc_secondary_reload_class): Handle
9265         structure modes.  Don't check neon_vector_mem_operand for
9266         vector or structure modes.
9267
9268 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
9269             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9270
9271         PR target/43590
9272         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
9273         operand 1 and reshuffle the operands to match.
9274         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
9275
9276 2011-03-30  Christian Schüler  <cschueler@gmx.de>
9277
9278         PR driver/48208
9279         * config/c.opt (F): Added 'Driver' to -F option.
9280
9281         PR driver/48260
9282         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
9283           handler function.
9284         * config/darwin.opt: Added '-arch' option.
9285
9286 2011-03-30  Nick Clifton  <nickc@redhat.com>
9287
9288         * config/rx/rx.md: Add peepholes and patterns to combine
9289         extending loads and simple arithmetic instructions.
9290         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
9291         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
9292         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
9293         modes to use pre-decrement and post-increment addressing.
9294         (rx_is_restricted_memory_address): Add range checking of REG+INT
9295         addresses.
9296         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
9297         (rx_memory_move_cost): Adjust cost of stores.
9298         (rx_adjust_insn_length): New function.
9299
9300 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
9301
9302         PR c/48305
9303         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
9304         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
9305         matching arg00/arg01 types.
9306
9307 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
9308
9309         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
9310         last_location to UNKNOWN_LOCATION.
9311
9312 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
9313
9314         PR target/48349
9315         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
9316         FLOAT_SSE_REGS.
9317
9318 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
9319             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9320
9321         PR bootstrap/48337
9322         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
9323         Init(PROCESSOR_V7).
9324         (sparc_cpu): Likewise.
9325         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
9326         PROCESSOR_V7.
9327
9328 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
9329
9330         PR target/48336
9331         PR middle-end/48342
9332         PR rtl-optimization/48345
9333         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
9334         hard regs for given mode from profitable regs when doing secondary
9335         allocation.
9336
9337 2011-03-29  Jeff Law  <law@redhat.com>
9338
9339         PR bootstrap/48327
9340         * tree-ssa-threadupdate.c (struct redirection_data): Remove
9341         do_not_duplicate field.
9342         (lookup_redirection_data): Corresponding changes.
9343         (create_duplicates): Always create a template block.
9344         (redirect_edges): Remove code which reused the original block
9345         when it was going to become unreachable code.
9346         (thread_block): Don't set do_not_duplicate field.
9347
9348 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
9349
9350         * lto-opts.c (register_user_option_p, lto_register_user_option):
9351         Make type argument unsigned.
9352         * lto-streamer.h (lto_register_user_option): Make type argument
9353         unsigned.
9354         * opth-gen.awk: Make CL_* macros unsigned.
9355         * opts-common.c (find_opt): Make lang_mask argument unsigned.
9356         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
9357         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
9358         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
9359         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
9360         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
9361         (find_opt): Make lang_mask argument unsigned.
9362
9363 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
9364
9365         PR rtl-optimization/48331
9366         PR rtl-optimization/48334
9367         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
9368         for any used algorithm.
9369
9370 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
9371
9372         * ira-conflicts.c (build_object_conflicts): Add unused attribute
9373         to parent_max.
9374
9375 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
9376
9377         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
9378         (alpha_option_override): Don't set alpha_sr_alias_set.
9379         (emit_frame_store_1): Use gen_frame_mem rather than calling
9380         set_mem_alias_set.
9381         (alpha_expand_epilogue): Ditto.
9382
9383 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
9384
9385         PR tree-optimization/48290
9386         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
9387         vectorization, check that relevant phis in the basic block after
9388         the inner loop are really inner loop's exit phis.
9389
9390 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
9391
9392         PR debug/48190
9393         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
9394         (cached_dw_loc_list_def): New structure.
9395         (cached_dw_loc_list): New typedef.
9396         (cached_dw_loc_list_table): New variable.
9397         (cached_dw_loc_list_table_hash): New function.
9398         (cached_dw_loc_list_table_eq): Likewise.
9399         (add_location_or_const_value_attribute): Take a bool cache_p.
9400         Cache the list when the parameter is true.
9401         (gen_formal_parameter_die): Update caller.
9402         (gen_variable_die): Likewise.
9403         (dwarf2out_finish): Likewise.
9404         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
9405         while generating debug info for the decl.
9406         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
9407         (dwarf2out_init): Initialize cached_dw_loc_list_table.
9408         (resolve_addr): Cache the result of resolving a chain of
9409         location lists.
9410
9411 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
9412
9413         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
9414         conflict object hard regset nodes have intersecting hard reg sets.
9415
9416         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
9417         after regstat_init_n_sets_and_refs.
9418
9419         * ira.c: Add more comments at the top.
9420         (setup_stack_reg_pressure_class, setup_pressure_classes):
9421         Add comments how we compute the register pressure classes.
9422         (setup_allocno_and_important_classes): Add more comments.
9423         (setup_class_translate_array, reorder_important_classes)
9424         (setup_reg_class_relations): Add comments.
9425
9426         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
9427         start of the file.
9428
9429         * ira-color.c: Add 2011 to the Copyright line.
9430         (assign_hard_reg):  Add more comments.
9431         (improve_allocation): Ditto.
9432
9433         * ira-costs.c: Add 2011 to the Copyright line.
9434         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
9435         comments.
9436         (setup_regno_cost_classes_by_mode): Ditto.
9437
9438         Initial patches from ira-improv branch:
9439
9440         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
9441
9442         * ira-build.c (ira_create_object): Remove initialization of
9443         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
9444         (ira_create_allocno): Remove initialization of
9445         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
9446         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
9447         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
9448         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
9449         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
9450         Initialize ALLOCNO_ADD_DATA.
9451         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
9452         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
9453         ALLOCNO_REG.
9454         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
9455         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
9456
9457         * ira.c (ira_reallocate): Remove.
9458         (setup_pressure_classes): Call
9459         ira_init_register_move_cost_if_necessary.  Use
9460         ira_register_move_cost instead of ira_get_register_move_cost.
9461         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
9462         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
9463
9464         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
9465         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
9466         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
9467         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
9468         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
9469         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
9470         Fix formatting.
9471         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
9472         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
9473         (struct allocno_color_data): New.
9474         (allocno_color_data_t): New typedef.
9475         (allocno_color_data): New definition.
9476         (ALLOCNO_COLOR_DATA): New macro.
9477         (struct object_color_data): New.
9478         (object_color_data_t): New typedef.
9479         (object_color_data): New definition.
9480         (OBJECT_COLOR_DATA): New macro.
9481         (update_copy_costs, calculate_allocno_spill_cost): Call
9482         ira_init_register_move_cost_if_necessary.  Use
9483         ira_register_move_cost instead of ira_get_register_move_cost.
9484         (move_spill_restore, update_curr_costs): Ditto.
9485         (allocno_spill_priority): Make it inline.
9486         (color_pass): Allocate and free allocno_color_dat and object_color_data.
9487         (struct coalesce_data, coalesce_data_t): New.
9488         (allocno_coalesce_data): New definition.
9489         (ALLOCNO_COALESCE_DATA): New macro.
9490         (merge_allocnos, coalesced_allocno_conflict_p): Use
9491         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
9492         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
9493         (coalesce_allocnos): Ditto.
9494         (setup_coalesced_allocno_costs_and_nums): Ditto.
9495         (collect_spilled_coalesced_allocnos): Ditto.
9496         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
9497         (setup_slot_coalesced_allocno_live_ranges): Ditto.
9498         (coalesce_spill_slots): Ditto.
9499         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
9500         free allocno_coalesce_data.
9501
9502         * ira-conflicts.c: Fix formatting.
9503         (process_regs_for_copy): Call
9504         ira_init_register_move_cost_if_necessary.  Use
9505         ira_register_move_cost instead of ira_get_register_move_cost.
9506         (build_object_conflicts): Optimize.
9507
9508         * ira-costs.c (record_reg_classes): Optimize.  Call
9509         ira_init_register_move_cost_if_necessary.  Use
9510         ira_register_move_cost, ira_may_move_in_cost, and
9511         ira_may_move_out_cost instead of ira_get_register_move_cost and
9512         ira_get_may_move_cost.
9513         (record_address_regs): Ditto.
9514         (scan_one_insn): Optimize.
9515         (find_costs_and_classes): Optimize.
9516         (process_bb_node_for_hard_reg_moves): Call
9517         ira_init_register_move_cost_if_necessary.  Use
9518         ira_register_move_cost instead of ira_get_register_move_cost.
9519
9520         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
9521         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
9522         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
9523         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
9524         definitions.
9525         (ira_initiate_emit_data, ira_finish_emit_data)
9526         (create_new_allocno): New functions.
9527         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
9528         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
9529         Use ira_register_move_cost instead of ira_get_register_move_cost.
9530
9531         * ira-int.h: Fix some comments.
9532         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
9533         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
9534         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
9535         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
9536         add_data.
9537         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
9538         bitfield after mode.  Make hard_regno a short int.  Make
9539         hard_regno short.  Remove first_coalesced_allocno and
9540         next_coalesced_allocno.  Move mem_optimized_dest_p,
9541         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
9542         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
9543         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
9544         temp, colorable_p.  Add new member add_data.
9545         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
9546         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
9547         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
9548         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
9549         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
9550         (ALLOCNO_ADD_DATA): New macro.
9551         (ira_emit_data_t): New typedef.
9552         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
9553         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
9554         from struct ira_allocno.
9555         (ALLOCNO_EMIT_DATA): New macro.
9556         (ira_allocno_emit_data, allocno_emit_reg): New.
9557         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
9558         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
9559         (OBJECT_ADD_DATA): New macro.
9560         (ira_reallocate): Remove.
9561         (ira_initiate_emit_data, ira_finish_emit_data): New.
9562         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
9563         (ira_init_register_move_cost_if_necessary): New.
9564         (ira_object_conflict_iter_next): Merge into
9565         ira_object_conflict_iter_cond.
9566         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
9567
9568         * ira-live.c (process_single_reg_class_operands): Call
9569         ira_init_register_move_cost_if_necessary.  Use
9570         ira_register_move_cost instead of ira_get_register_move_cost.
9571
9572         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
9573
9574         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
9575
9576         * ira-costs.c: Fix formatting.
9577         (cost_classes, cost_classes_num): Remove.
9578         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
9579         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
9580         (cost_classes_del, cost_classes_htab): New.
9581         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
9582         (initiate_regno_cost_classes, setup_cost_classes): New.
9583         (setup_regno_cost_classes_by_aclass): New.
9584         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
9585         (record_reg_classes): Use regno_cost_classes instead of
9586         cost_classes.  Move checking opposite operand up.
9587         (record_address_regs): Use regno_cost_classes
9588         instead of cost_classes.
9589         (scan_one_insn): Ditto.  Use always general register.
9590         (print_allocno_costs): Use regno_cost_classes instead of
9591         cost_classes.
9592         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
9593         (find_costs_and_classes): Set up cost classes for each registers.
9594         Use also their mode for this.  Use regno_cost_classes instead of
9595         cost_classes.
9596         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
9597         cost_classes.
9598         (free_ira_costs, ira_init_costs): Don't use cost_classes.
9599         (ira_costs, ira_set_pseudo_classes): Call
9600         initiate_regno_cost_classes and finish_regno_cost_classes.
9601
9602         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
9603
9604         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
9605
9606         * target.def (ira_cover_classes): Remove.
9607
9608         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
9609
9610         * doc/tm.texi.in: Ditto.
9611
9612         * ira-conflicts.c: Remove mentioning cover classes from the file.
9613         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
9614         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
9615
9616         * targhooks.c (default_ira_cover_classes): Remove.
9617
9618         * targhooks.h (default_ira_cover_classes): Ditto.
9619
9620         * haifa-sched.c: Remove mentioning cover classes from the file.
9621         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
9622         ira_pressure_classes and ira_pressure_classes_num instead of
9623         ira_reg_class_cover_size and ira_reg_class_cover.  Use
9624         sched_regno_pressure_class instead of sched_regno_cover_class.
9625         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
9626         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
9627
9628         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
9629         classes from the file.
9630         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
9631         (struct object_hard_regs, struct object_hard_regs_node): New.
9632         (struct ira_object): New members profitable_hard_regs,
9633         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
9634         (struct ira_allocno): Rename cover_class to aclass.  Rename
9635         cover_class_cost and updated_cover_class_cost to class_cost and
9636         updated_class_cost.  Remove splay_removed_p and
9637         left_conflict_size.  Add new members colorable_p.
9638         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
9639         (ALLOCNO_COLORABLE_P): New macro.
9640         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
9641         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
9642         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
9643         (OBJECT_...): Rename parameter C to O.
9644         (OBJECT_PROFITABLE_HARD_REGS): New macro.
9645         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
9646         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
9647         (struct target_ira_int): New members x_ira_max_memory_move_cost,
9648         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
9649         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
9650         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
9651         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
9652         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
9653         x_ira_reg_class_subunion.
9654         (ira_max_memory_move_cost, ira_max_register_move_cost)
9655         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
9656         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
9657         (ira_important_class_nums, ira_reg_class_superunion): New macros.
9658         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
9659         (ira_reg_class_union): Rename to ira_reg_class_subunion.
9660         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
9661         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
9662         (ira_tune_allocno_costs_and_cover_classes): Rename to
9663         ira_tune_allocno_costs.
9664         (ira_debug_hard_regs_forest): New.
9665         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
9666         (ira_object_conflict_iter_next): Fix comments.
9667         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
9668         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
9669         cover_class to aclass.
9670         (ira_allocate_and_accumulate_costs): Ditto.
9671         (ira_allocate_and_set_or_copy_costs): Ditto.
9672
9673         * opts.c (decode_options): Remove ira_cover_class check.
9674
9675         * ira-color.c: Remove mentioning cover classes from the file.  Use
9676         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
9677         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
9678         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
9679         (splay-tree.h): Remove include.
9680         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
9681         before copy_freq_compare_func.
9682         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
9683         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
9684         New definitions.
9685         (hard_regs_roots, hard_regs_node_vec): Ditto.
9686         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
9687         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
9688         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
9689         (create_new_object_hard_regs_node): Ditto.
9690         (add_new_object_hard_regs_node_to_forest): Ditto.
9691         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
9692         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
9693         Ditto.
9694         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
9695         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
9696         (remove_unused_object_hard_regs_nodes): Ditto.
9697         (enumerate_object_hard_regs_nodes): Ditto.
9698         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
9699         (object_hard_regs_subnode_t): Ditto.
9700         (struct object_hard_regs_subnode): Ditto.
9701         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
9702         (setup_object_hard_regs_subnode_index): Ditto.
9703         (get_object_hard_regs_subnodes_num): Ditto.
9704         (form_object_hard_regs_nodes_forest): Ditto.
9705         (finish_object_hard_regs_nodes_tree): Ditto.
9706         (finish_object_hard_regs_nodes_forest): Ditto.
9707         (allocnos_have_intersected_live_ranges_p): Rename to
9708         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
9709         (pseudos_have_intersected_live_ranges_p): Rename to
9710         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
9711         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
9712         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
9713         (update_copy_costs): Remove assert.  Skip cost update if the hard
9714         reg does not belong the class.
9715         (assign_hard_reg): Process only profitable hard regs.
9716         (uncolorable_allocnos_num): Make it scalar.
9717         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
9718         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
9719         and ira_reg_class_max_nregs.
9720         (bucket_allocno_compare_func): Check frequency first.
9721         (sort_bucket): Add compare function as a parameter.
9722         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
9723         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
9724         (push_allocno_to_stack): Rewrite for checking new allocno
9725         colorability.
9726         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
9727         (push_only_colorable): Pass new parameter to sort_bucket.
9728         (push_allocno_to_spill): Remove.
9729         (allocno_spill_priority_compare): Make it inline and rewrite.
9730         (splay_tree_allocate, splay_tree_free): Remove.
9731         (allocno_spill_sort_compare): New function.
9732         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
9733         build and use splay tree.  Choose first allocno in uncolorable
9734         allocno bucket to spill.  Remove setting spill cost.
9735         (all_conflicting_hard_regs): Remove.
9736         (setup_allocno_available_regs_num): Check only profitable hard
9737         regs.  Print info about hard regs nodes.
9738         (setup_allocno_left_conflicts_size): Remove.
9739         (put_allocno_into_bucket): Don't call
9740         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
9741         (improve_allocation): New.
9742         (color_allocnos): Call setup_profitable_hard_regs,
9743         form_object_hard_regs_nodes_forest, improve_allocation,
9744         finish_object_hard_regs_nodes_forest.  Setup spill cost.
9745         (print_loop_title): Use pressure classes.
9746         (color_allocnso): Ditto.
9747         (do_coloring): Remove allocation and freeing splay_tree_node_pool
9748         and allocnos_for_spilling.
9749         (ira_sort_regnos_for_alter_reg): Don't setup members
9750         {first,next}_coalesced_allocno.
9751         (color): Remove allocating and freeing removed_splay_allocno_vec.
9752         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
9753         prohibited_class_mode_regs.
9754
9755         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
9756         formatting.
9757         (update_allocno_pressure_excess_length): Use pressure classes.
9758         (inc_register_pressure, dec_register_pressure): Check for pressure
9759         class.
9760         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
9761         pressure class.  Use ira_reg_class_nregs instead of
9762         ira_reg_class_max_nregs.
9763         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
9764         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
9765         (single_reg_class): Use ira_reg_class_nregs instead of
9766         ira_reg_class_max_nregs.
9767         (process_bb_node_lives): Use pressure classes.
9768
9769         * ira-emit.c: Remove mentioning cover classes from the file.  Use
9770         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
9771         (change_loop): Use pressure classes.
9772         (modify_move_list): Call ira_set_allocno_class instead of
9773         ira_set_allocno_cover_class.
9774
9775         * ira-build.c: Remove mentioning cover classes from the file.  Use
9776         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
9777         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
9778         ALLOCNO_UPDATED_CLASS_COST instead of
9779         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
9780         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
9781         (ira_create_allocno): Remove initialization of
9782         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
9783         ALLOCNO_COLORABLE_P.
9784         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
9785         Update conflict regs for the objects.
9786         (create_cap_allocno): Remove assert.  Don't propagate
9787         ALLOCNO_AVAILABLE_REGS_NUM.
9788         (ira_free_allocno_costs): New function.
9789         (finish_allocno): Change a part of code into call of
9790         ira_free_allocno_costs.
9791         (low_pressure_loop_node_p): Use pressure classes.
9792         (object_range_compare_func): Don't compare classes.
9793         (setup_min_max_conflict_allocno_ids): Ditto.
9794
9795         * loop-invariant.c: Remove mentioning cover classes from the file.
9796         Use ira_pressure_classes and ira_pressure_classes_num instead of
9797         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
9798         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
9799         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
9800         Use reg_allocno_class instead of reg_cover_class.
9801         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
9802         STACK_REG_COVER_CLASS.
9803         (get_regno_cover_class): Rename to get_regno_pressure_class.
9804         (move_loop_invariants): Initialize and finalize regstat.
9805
9806         * ira.c: Remove mentioning cover classes from the file.  Add
9807         comments about coloring without cover classes.  Use ALLOCNO_CLASS
9808         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
9809         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
9810         setup_class_subset_and_memory_move_costs.
9811         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
9812         (setup_cover_and_important_classes): Rename to
9813         setup_allocno_and_important_classes.
9814         (setup_class_translate_array): New.
9815         (setup_class_translate): Call it for allocno and pressure classes.
9816         (cover_class_order): Rename to allocno_class_order.
9817         (comp_reg_classes_func): Use ira_allocno_class_translate instead
9818         of ira_class_translate.
9819         (reorder_important_classes): Set up ira_important_class_nums.
9820         (setup_reg_class_relations): Set up ira_reg_class_superunion.
9821         (print_class_cover): Rename to print_classes.  Add parameter.
9822         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
9823         Print pressure classes too.
9824         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
9825         setup_reg_subclasses.
9826         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
9827         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
9828         (setup_prohibited_class_mode_regs): Use
9829         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
9830         (clarify_prohibited_class_mode_regs): New function.
9831         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
9832         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
9833         (ira_init_once): Initialize them.
9834         (free_register_move_costs): Process them.
9835         (ira_init): Move calls of find_reg_classes and
9836         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
9837         Call clarify_prohibited_class_mode_regs.
9838         (ira_no_alloc_reg): Remove.
9839         (too_high_register_pressure_p): Use pressure classes.
9840
9841         * sched-deps.c: Remove mentioning cover classes from the file.
9842         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
9843         ira_pressure_classes and ira_pressure_classes_num instead of
9844         ira_reg_class_cover_size and ira_reg_class_cover.
9845         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
9846         sched_regno_pressure_class instead of sched_regno_cover_class.
9847         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
9848         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
9849
9850         * ira.h: Add 2010 to Copyright.
9851         (ira_no_alloc_reg): Remove external.
9852         (struct target_ira): Rename x_ira_hard_regno_cover_class,
9853         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
9854         x_ira_class_translate to x_ira_hard_regno_allocno_class,
9855         x_ira_allocno_classes_num, x_ira_allocno_classes, and
9856         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
9857         x_ira_pressure_classes, x_ira_pressure_class_translate, and
9858         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
9859         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
9860         x_ira_no_alloc_regs.
9861         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
9862         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
9863         ira_allocno_classes_num and ira_allocno_classes.
9864         (ira_class_translate): Rename to ira_allocno_class_translate.
9865         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
9866         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
9867         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
9868         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
9869         (ira_no_alloc_regs): New.
9870
9871         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
9872         classes from the file.  Use ALLOCNO_CLASS instead of
9873         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
9874         ALLOCNO_COVER_CLASS_COST.
9875         (regno_cover_class): Rename to regno_aclass.
9876         (record_reg_classes): Use ira_reg_class_subunion instead of
9877         ira_reg_class_union.
9878         (record_address_regs): Check overflow.
9879         (scan_one_insn): Ditto.
9880         (print_allocno_costs): Print total mem cost fore regional allocation.
9881         (print_pseudo_costs): Use REG_N_REFS.
9882         (find_costs_and_classes): Use classes intersected with them on the
9883         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
9884         ira_reg_class_union.  Use ira_allocno_class_translate and
9885         regno_aclass instead of ira_class_translate and regno_cover_class.
9886         Modify code for finding regno_aclass.  Setup preferred classes for
9887         the next pass.
9888         (setup_allocno_cover_class_and_costs): Rename to
9889         setup_allocno_class_and_costs.  Use regno_aclass instead of
9890         regno_cover_class.  Use ira_set_allocno_class instead of
9891         ira_set_allocno_cover_class.
9892         (init_costs, finish_costs): Use regno_aclass instead of
9893         regno_cover_class.
9894         (ira_costs): Use setup_allocno_class_and_costs instead of
9895         setup_allocno_cover_class_and_costs.
9896         (ira_tune_allocno_costs_and_cover_classes): Rename to
9897         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
9898         by processing objects.  Use ira_reg_class_max_nregs instead of
9899         ira_reg_class_nregs.
9900
9901         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
9902
9903         * sched-int.h: Remove mentioning cover classes from the file.
9904         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
9905
9906         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
9907         classes from the file.
9908         (struct reg_pref): Rename coverclass into allocnoclass.
9909         (reg_cover_class): Rename to reg_allocno_class.
9910
9911         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
9912
9913         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
9914
9915         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9916
9917         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
9918
9919         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
9920
9921         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
9922
9923         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
9924
9925         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
9926
9927         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
9928
9929         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
9930
9931         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
9932         (i386_ira_cover_classes): Ditto.
9933
9934         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9935
9936         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
9937
9938         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
9939
9940         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
9941
9942         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
9943
9944         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
9945
9946         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
9947         (mips_ira_cover_classes): Ditto.
9948
9949         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
9950
9951         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
9952
9953         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
9954
9955         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
9956
9957         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
9958
9959         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
9960         (IRA_COVER_CLASSES_VSX): Ditto.
9961
9962         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
9963         (rs6000_ira_cover_classes): Ditto.
9964
9965         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
9966
9967         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
9968
9969         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
9970
9971         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
9972
9973         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
9974
9975         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
9976
9977         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
9978
9979         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
9980
9981         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
9982
9983         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
9984
9985 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
9986
9987         PR debug/48253
9988         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
9989         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
9990         dw_fde_unlikely_section_end_label, cold_in_std_section,
9991         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
9992         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
9993         fields.
9994         (output_fde): Use dw_fde_second_{begin,end} if second is
9995         true, otherwise dw_fde_{begin,end}.
9996         (output_call_frame_info): Test dw_fde_second_begin != NULL
9997         instead of dw_fde_switched_sections.
9998         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
9999         fields, initialize new fields.  Initialize in_std_section
10000         unconditionally from the first partition.
10001         (dwarf2out_end_epilogue): Don't override dw_fde_end when
10002         dw_fde_second_begin is non-NULL.
10003         (dwarf2out_switch_text_section): Stop initializing removed
10004         dw_fde_struct fields, initialize new fields, initialize
10005         also dw_fde_end here.  Set dw_fde_switch_cfi even when
10006         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
10007         (struct var_loc_list_def): Add last_before_switch field.
10008         (arange_table, arange_table_allocated, arange_table_in_use,
10009         ARANGE_TABLE_INCREMENT, add_arange): Removed.
10010         (size_of_aranges): Count !in_std_section and !second_in_std_section
10011         hunks in fdes, instead of looking at arange_table_in_use.
10012         (output_aranges): Add aranges_length argument, don't call
10013         size_of_aranges here.  Instead of using aranges_table*
10014         emit ranges for fdes when !in_std_section resp.
10015         !second_in_std_section.
10016         (dw_loc_list): Break ranges crossing section switch.
10017         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
10018         use dw_fde_second_end instead of dw_fde_end as end of last range.
10019         (gen_subprogram_die): Don't call add_arange.  Use
10020         dw_fde_{begin,end} for first partition and if switched
10021         section dw_fde_second_{begin,end} for the second.
10022         (var_location_switch_text_section_1,
10023         var_location_switch_text_section): New functions.
10024         (dwarf2out_begin_function): Initialize cold_text_section even
10025         when function_section () isn't text_section.
10026         (prune_unused_types): Don't walk arange_table.
10027         (dwarf2out_finish): Don't needlessly test
10028         flag_reorder_blocks_and_partition when testing cold_text_section_used.
10029         If info_section_emitted, call size_of_aranges and if it indicates
10030         non-empty .debug_aranges, call output_aranges with the computed
10031         size.  Stop using removed dw_fde_struct fields, use
10032         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
10033         for second.
10034
10035         PR debug/48203
10036         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
10037         create ENTRY_VALUE if incoming or address of incoming's MEM
10038         is a hard REG.
10039         * dwarf2out.c (mem_loc_descriptor): Don't emit
10040         DW_OP_GNU_entry_value of DW_OP_fbreg.
10041         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
10042         on ENTRY_VALUE is able to find the canonical parameter VALUE.
10043         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
10044         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
10045         ENTRY_VALUE_EXPs.
10046         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
10047         is a REG_P or MEM_P with REG_P address, compute hash directly
10048         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
10049         (preserve_only_constants): Don't clear VALUES forwaring
10050         ENTRY_VALUE to some other VALUE.
10051
10052 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
10053
10054         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
10055         instead of GEN_INT.
10056
10057 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
10058
10059         * cfgexpand.c (expand_gimple_cond): Always set the source location and
10060         block before expanding the statement.
10061         (expand_gimple_stmt_1): Likewise.  Set them here...
10062         (expand_gimple_stmt): ...and not here.  Tidy.
10063         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
10064         unknown.
10065
10066 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
10067
10068         * Makefile.in: New rule for cprop.o.
10069         * gcse.c: Move constant/copy propagation to cprop.c.
10070         (compute_local_properties): Only handle expression tables.
10071         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
10072         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
10073         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
10074         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
10075         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
10076         compute_cprop_data, find_used_regs, try_replace_reg,
10077         find_avail_set, cprop_jump, constprop_register, cprop_insn,
10078         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
10079         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
10080         find_bypass_set, reg_killed_on_edge, bypass_block,
10081         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
10082         execute_rtl_cprop, pass_rtl_cprop): Move to...
10083         * cprop.c: ...here.  New file, constant/copy propagation for RTL
10084         moved from gcse.c to here with minor cleanups in duplicated code.
10085
10086 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
10087
10088         * config/i386/i386.c (flag_opts): Fix a typo in
10089         -mavx256-split-unaligned-store.
10090
10091 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
10092
10093         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
10094         LIBCALL_VALUE): Remove macros.
10095         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10096         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10097         (h8300_function_value, h8300_libcall_value,
10098         h8300_function_value_regno_p): New functions.
10099
10100 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
10101
10102         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
10103
10104 2011-03-28  Jeff Law  <law@redhat.com>
10105
10106         * tree-ssa-threadupdate.c (redirect_edges): Call
10107         create_edge_and_update_destination_phis as needed.
10108         (create_edge_and_update_destination_phis): Accept new BB argument.
10109         All callers updated.
10110         (thread_block): Do not update the profile when threading around
10111         intermediate blocks.
10112         (thread_single_edge): Likewise.
10113         (determine_bb_domination_status): If BB is not a successor of the
10114         loop header, return NONDOMINATING.
10115         (register_jump_thread): Note when we register a jump thread around
10116         an intermediate block.
10117         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
10118         (thread_across_edge): Use it.
10119
10120 2011-03-28  Tristan Gingold  <gingold@adacore.com>
10121
10122         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
10123         when for_return is 2.
10124
10125 2011-03-28  Jeff Law  <law@redhat.com>
10126
10127         * var-tracking.c (canonicalize_values_mark): Delete unused
10128         lhs assignment.
10129         (canonicalize_values_star, set_variable_part): Likewise.
10130         (clobber_variable_part, delete_variable_part): Likewise.
10131
10132 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
10133
10134         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
10135
10136 2011-03-28  Martin Jambor  <mjambor@suse.cz>
10137
10138         * tree-inline.c (expand_call_inline): Do not check that destination
10139         node is analyzed.
10140         (optimize_inline_calls): Assert that destination node is analyzed.
10141         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
10142         not call tree_lowering_passes.
10143         * cgraph.h (cgraph_analyze_function): Declare.
10144         * cgraphunit.c (cgraph_analyze_function): Make public.
10145
10146 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
10147
10148         * config/sparc/sparc-opts.h: New.
10149         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
10150         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
10151         (sparc_option_override): Store processor_type enumeration rather
10152         than string in cpu_default.  Remove name and enumeration from
10153         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
10154         without using sparc_select.  Use target_flags_explicit instead of
10155         fpu_option_set.
10156         * config/sparc/sparc.h (enum processor_type): Move to
10157         sparc-opts.h.
10158         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
10159         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
10160         HeaderInclude entry.
10161         (mcpu=, mtune=): Use Var and Enum.
10162         (sparc_processor_type): New Enum and EnumValue entries.
10163
10164 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10165             Iain Sandoe  <iains@gcc.gnu.org>
10166
10167         PR target/48245
10168         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
10169
10170 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
10171
10172         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
10173         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
10174         Insert new statements at it in lieu of STMT.
10175         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
10176         * tree-vect-stmts.c (vectorizable_store): Likewise.
10177         (vectorizable_load): Likewise.
10178
10179 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
10180
10181         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
10182         (divtf3): Ditto.
10183         (multf3): Ditto.
10184         (subtf3): Ditto.
10185
10186 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
10187
10188         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
10189         unaligned 256bit load/store.
10190         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
10191         (*avx_movdqu<avxmodesuffix>): Likewise.
10192
10193 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10194
10195         PR target/48288
10196         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
10197         * config/pa/pa.md (iordi3): Use new predicate in expander.
10198         (iorsi3): Likewise.
10199
10200 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
10201
10202         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
10203         FUNCTION_VALUE_REGNO_P): Remove macros.
10204         * config/mips/mips-protos.h (mips_function_value): Remove.
10205         * config/mips/mips.c (mips_function_value): Rename to...
10206         (mips_function_value_1): ... this. Make static.  Handle receiving
10207         the function type in 'fn_decl_or_type' argument.
10208         (mips_function_value, mips_libcall_value,
10209         mips_function_value_regno_p): New function.
10210         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10211         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10212
10213 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
10214
10215         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
10216         and -mavx256-split-unaligned-store.
10217         (ix86_option_override_internal): Split 32-byte AVX unaligned
10218         load/store by default.
10219         (ix86_avx256_split_vector_move_misalign): New.
10220         (ix86_expand_vector_move_misalign): Use it.
10221
10222         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
10223         -mavx256-split-unaligned-store.
10224
10225         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
10226         256bit load/store.  Generate unaligned store on misaligned memory
10227         operand.
10228         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
10229         256bit load/store.
10230         (*avx_movdqu<avxmodesuffix>): Likewise.
10231
10232         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
10233         -mavx256-split-unaligned-store.
10234
10235 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
10236
10237         PR target/38598
10238         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
10239         Update commentary.
10240
10241 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
10242
10243         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
10244         opno arguments with an expand_operand.  Use create_input_operand.
10245         (mips_prepare_builtin_target): Delete.
10246         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
10247         functions.
10248         (mips_expand_builtin_direct): Use create_output_operand and
10249         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
10250         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
10251         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
10252
10253 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
10254
10255         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
10256         function.
10257         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
10258
10259 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
10260
10261         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
10262         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
10263         basic blocks and call commit_edge_insertions directly.
10264         (fixup_abnormal_edges): Move from here to...
10265         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
10266         on the edges and return whether some have actually been inserted.
10267         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
10268         compensation code.
10269
10270 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
10271
10272         PR rtl-optimization/48144
10273         * sel-sched-ir.c (merge_history_vect): Factor out from ...
10274         (merge_expr_data): ... here.
10275         (av_set_intersect): Rename to av_set_code_motion_filter.
10276         Update all callers.  Call merge_history_vect when an expression
10277         is found in both sets.
10278         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
10279
10280 2011-03-26  Alan Modra  <amodra@gmail.com>
10281
10282         * config/rs6000/predicates.md (word_offset_memref_op): Handle
10283         cmodel medium addresses.
10284         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
10285         64-bit gpr loads and stores.
10286         (rs6000_secondary_reload_ppc64): New function.
10287         * config/rs6000/rs6000-protos.h: Declare it.
10288         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
10289
10290 2011-03-26  Alan Modra  <amodra@gmail.com>
10291
10292         PR target/47487
10293         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
10294         GNU Go in traceback table.
10295
10296 2011-03-25  Richard Henderson  <rth@redhat.com>
10297
10298         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
10299         if there are exactly 6 operands.
10300         (set_storage_via_setmem): Similarly.
10301
10302 2011-03-25  Kai Tietz  <ktietz@redhat.com>
10303
10304         * collect2.c (write_c_file_stat): Handle backslash
10305         as right-hand directory separator.
10306         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
10307         checking just for slash.
10308         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
10309         instead of checking for trailing slash.
10310         * gcc.c (record_temp_file): Use filename_cmp instead
10311         of strcmp.
10312         (do_spec_1): Likewise.
10313         (replace_outfile_spec_function): Likewise.
10314         (is_directory): Use filename_ncmp instead of strncmp.
10315         (print_multilib_info): Likewise.
10316         * gcov.c (find_source): Use filename_cmp instead
10317         instead of strcmp.
10318         (make_gcov_file_name): Fix order of slash/backslash
10319         checks.
10320         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
10321         (add_standard_paths): Likewise.
10322         * mips-tfile.c (saber_stop): Handle backslash.
10323         * prefix.c (update_path): Use filename_ncmp instead of
10324         strncmp.
10325         * profile.c (output_location): Use filename_cmp instead
10326         of strcmp.
10327         * read-md.c (handle_toplevel_file): Handle backslash.
10328         * tlink.c (frob_extension):  Likewise.
10329         * tree-cfg.c (same_line_p): Use filename_cmp instead of
10330         strcmp.
10331         * tree-dump.c (dequeue_and_dump): Handle backslash.
10332         * tree.c (get_file_function_name): Likewise.
10333         * gengtype.c (read_input_list): Likewise.
10334         (get_file_realbasename): Likewise.
10335         (get_output_file_with_visibility): Use filename_cmp
10336         instead of strcmp.
10337
10338 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
10339
10340         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
10341         case to VFPv1.
10342
10343 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
10344
10345         * fold-const.c (expr_location_or): New function.
10346         (fold_truth_not_expr): Call it.
10347
10348 2011-03-25  Jeff Law  <law@redhat.com>
10349
10350         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
10351         va_end.
10352         * c-family/c-common.c (def_fn_type): Likewise.
10353         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
10354         * emit-rtl.c (gen_rtvec): Likewise.
10355         * lto/lto-lang.c (def_fn_type): Likewise.
10356
10357 2011-03-25  Richard Guenther  <rguenther@suse.de>
10358
10359         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
10360         also generate copies.
10361         (fini_copy_prop): Handle constant values properly.
10362
10363 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
10364
10365         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
10366         mode size instead of bitsize with DWARF2_ADDR_SIZE.
10367         (hash_loc_operands, compare_loc_operands): Handle
10368         DW_OP_GNU_entry_value.
10369
10370 2011-03-25  Kai Tietz  <ktietz@redhat.com>
10371
10372         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
10373         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
10374         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
10375         comment and use macro TARGET_64BIT_MS_ABI instead.
10376         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
10377         and change default behavior for 32-bit MS_ABI.
10378         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
10379         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
10380         32-bit, too.
10381         (ix86_cfun_abi): Likewise.
10382         (ix86_maybe_switch_abi): Adjust comment.
10383         (init_cumulative_args): Check for bit-ness in MS_ABI case.
10384         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
10385         instead of checking for SYSV_ABI.
10386         (ix86_nsaved_sseregs): Likewise.
10387         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
10388         to 16 bytes.
10389         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
10390         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
10391         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
10392         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
10393         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
10394
10395 2011-03-25  Richard Guenther  <rguenther@suse.de>
10396
10397         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
10398         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
10399         (verify_gimple): Remove.
10400         * tree-cfg.c (verify_gimple_call): Merge verification
10401         from verify_stmts.
10402         (verify_gimple_phi): Merge verification from verify_stmts.
10403         (verify_gimple_label): New function.
10404         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
10405         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
10406         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
10407         (verify_stmts): Rename to verify_gimple_in_cfg.
10408         (verify_gimple_in_cfg): New function.
10409         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
10410         * tree-ssa.c (verify_ssa): Likewise.
10411         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
10412
10413 2011-03-25  Richard Guenther  <rguenther@suse.de>
10414
10415         * passes.c (init_optimization_passes): Add FRE pass after
10416         early SRA.
10417
10418 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
10419             Andrew Stubbs  <ams@codesourcery.com>
10420
10421         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
10422         for Cortex-A8.
10423         (arm_movdi_vfp_cortexa8): New pattern.
10424         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
10425         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
10426         instructions when tuning for Cortex-A8.  Set attribute "arch".
10427         * config/arm/arm.md: Move include arm-tune.md up a bit.
10428         (define_attr "arch"): Add "onlya8" and "nota8" values.
10429         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
10430
10431 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
10432
10433         PR bootstrap/48282
10434         Revert:
10435         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10436
10437         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
10438         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
10439         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
10440         * passes.c (init_optimization_passes): Move
10441         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
10442
10443 2011-03-25  Kai Tietz  <ktietz@redhat.com>
10444
10445         * c-typeck.c (comptypes_internal): Replace target
10446         hook call of comp_type_attributes by version in tree.c file.
10447         * gimple.c (gimple_types_compatible_p_1): Likewise.
10448         * tree-ssa.c (useless_type_conversion_p): Likewise.
10449         * tree.c (build_type_attribute_qual_variant): Likewise.
10450         (attribute_value_equal): New static helper function.
10451         (comp_type_attributes): New function.
10452         (merge_attributes): Use attribute_value_equal for comparison.
10453         (attribute_list_contained): Likewise.
10454         * tree.h (comp_type_attributes): New prototype.
10455
10456 2011-03-25  Richard Guenther  <rguenther@suse.de>
10457
10458         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
10459         of complex types at -O0.
10460         (verify_gimple_assign_binary): Likewise.
10461         (verify_gimple_assign_ternary): Likewise.
10462
10463 2011-03-24  Mark Wielaard  <mjw@redhat.com>
10464
10465         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
10466         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
10467
10468 2011-03-24  Mark Wielaard  <mjw@redhat.com>
10469
10470         PR debug/48041
10471         * dwarf2out.c (output_abbrev_section): Only write table when
10472         abbrev_die_table_in_use > 1.
10473
10474 2011-02-24  Richard Henderson  <rth@redhat.com>
10475
10476         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
10477         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
10478         (alpha_expand_unaligned_load_words): Use extql.
10479         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
10480         (emit_insxl): Handle all modes for consistency.
10481
10482 2011-02-24  Richard Henderson  <rth@redhat.com>
10483
10484         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
10485         (alpha_expand_unaligned_load): Likewise.
10486         (alpha_expand_unaligned_store): Likewise.
10487         (alpha_expand_unaligned_load_words): Likewise.
10488         (alpha_expand_unaligned_store_words): Likewise.
10489         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
10490         (alpha_split_lock_test_and_set_12): Likewise.
10491         (print_operand, alpha_fold_builtin_extxx): Likewise.
10492         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
10493         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
10494         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
10495         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
10496         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
10497         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
10498         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
10499         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
10500         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
10501         (extwl, extll, extql): Similarly.
10502         (inswh, inslh, insqh): Similarly.
10503         (mskbl, mskwl, mskll, mskql): Similarly.
10504         (mskwh, msklh, mskqh): Similarly.
10505
10506 2011-02-24  Richard Henderson  <rth@redhat.com>
10507
10508         * config/alpha/alpha.md (attribute isa): Add er, ner.
10509         (attribute enabled): Handle them.
10510         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
10511
10512 2011-02-24  Richard Henderson  <rth@redhat.com>
10513
10514         * config/alpha/alpha.md (attribute isa): Add vms.
10515         (attribute enabled): Handle it.
10516         (*movsf): Merge *movsf_{nofix,fix,nofp}.
10517         (*movdf): Merge *movdf_{nofix,fix,nofp}.
10518         (*movtf): Rename from *movtf_internal for consistency.
10519         (*movsi): Merge with *movsi_nt_vms.
10520         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
10521         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
10522         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
10523         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
10524
10525 2011-02-24  Richard Henderson  <rth@redhat.com>
10526
10527         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
10528         (extendqisi2, extendhisi2): Likewise.
10529         (extendqidi2): Simplify BWX/non-BWX expansions.
10530         (extendhidi2): Similarly.
10531
10532 2011-02-24  Richard Henderson  <rth@redhat.com>
10533
10534         * config/alpha/alpha.md (attribute isa): New.
10535         (attribute enabled): New.
10536         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
10537         (zero_extendqisi2, zero_extendqidi2): Similarly.
10538         (zero_extendhisi2, zero_extendhidi2): Similarly.
10539         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
10540
10541 2011-02-24  Richard Henderson  <rth@redhat.com>
10542
10543         * config/alpha/predicates.md (input_operand): Revert last change;
10544         update comment to mention 32-bit VMS rather than Windows.
10545
10546 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10547
10548         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
10549         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
10550         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
10551         * passes.c (init_optimization_passes): Move
10552         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
10553
10554 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
10555
10556         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
10557
10558 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
10559
10560         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
10561         correctly.
10562
10563 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
10564
10565         PR debug/48204
10566         * simplify-rtx.c (simplify_const_unary_operation): Call
10567         real_convert when changing mode class with FLOAT_EXTEND.
10568
10569 2011-03-24  Nick Clifton  <nickc@redhat.com>
10570
10571         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
10572         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
10573         * config/rx/rx.c (rx_option_override): Set align_jumps,
10574         align_loops and align_labels if not set by the user.
10575         (rx_align_for_label): New function.
10576         (rx_max_skip_for_label): New function.
10577         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
10578         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
10579         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
10580         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
10581         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
10582
10583 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
10584
10585         PR rtl-optimization/48263
10586         * optabs.c (expand_binop_directly): Reinstate convert_modes code
10587         and original commutative_p handling.  Use maybe_gen_insn.
10588
10589 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10590
10591         * reload.c (find_reloads_subreg_address): Add address_reloaded
10592         parameter and return true there if the full address has been
10593         reloaded.
10594         (find_reloads_toplev): Pass address_reloaded flag.
10595         (find_reloads_address_1): Don't use address_reloaded parameter.
10596
10597 2011-03-24  Jeff Law  <law@redhat.com>
10598
10599         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
10600         unused variable "ann".
10601         (remove_unused_locals): Likewise.
10602
10603         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
10604         statement.
10605
10606         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
10607         after it is freed.
10608
10609 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10610
10611         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
10612         for invalid symbolic addresses.
10613         (s390_secondary_reload): Don't use s390_check_symref_alignment for
10614         larl operands.
10615
10616 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
10617
10618         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
10619         the argument in calls to fold_truth_not_expr.
10620
10621 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10622
10623         * tree.c (record_node_allocation_statistics): New function.
10624         (make_node_stat, copy_node_stat, build_string): Call it.
10625         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
10626         (build1_stat, build_omp_clause): Likewise.
10627
10628 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
10629
10630         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
10631         last commit.
10632
10633 2011-03-24  Richard Guenther  <rguenther@suse.de>
10634
10635         PR tree-optimization/48271
10636         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
10637         blocks that still exist.
10638
10639 2011-03-24  Richard Guenther  <rguenther@suse.de>
10640
10641         PR tree-optimization/48270
10642         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
10643         not free datarefs before ddrs.
10644
10645 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
10646
10647         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
10648         from the address built for a reference with variable offset.
10649
10650 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
10651
10652         PR target/48237
10653         * config/i386/i386.md (*movdf_internal_rex64): Do not split
10654         alternatives that can be handled with movq or movabsq insn.
10655         (*movdf_internal): Disable for !TARGET_64BIT.
10656         (*movdf_internal_nointeger): Ditto.
10657         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
10658
10659 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10660
10661         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
10662         (FUNCTION_ARG_ADVANCE): Likewise.
10663         * tm.texi.in: Change references to them to hook references.
10664         * tm.texi: Regenerate.
10665         * targhooks.c (default_function_arg): Eliminate check for target macro.
10666         (default_function_incoming_arg): Likewise.
10667         (default_function_arg_advance): Likewise.
10668         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
10669         (function_arg_advance): Likewise.
10670         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
10671
10672 2011-03-24  Richard Guenther  <rguenther@suse.de>
10673
10674         PR middle-end/48269
10675         * tree-object-size.c (addr_object_size): Do not double-account
10676         for MEM_REF offsets.
10677
10678 2011-03-24  Diego Novillo  <dnovillo@google.com>
10679
10680         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
10681         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
10682         (lto_input_data_block): Move from lto-opts.c.  Make extern.
10683         Update all users.
10684         (lto_input_string): Rename from input_string.  Make extern.
10685         Update all users.
10686         * lto-streamer-out.c (lto_output_string_with_length): Rename from
10687         output_string_with_length.
10688         Output 0 to indicate a non-NULL string.  Update all callers to
10689         not emit 0.
10690         (lto_output_string): Rename from output_string.  Make extern.
10691         Update all users.
10692         (lto_output_decl_state_streams): Make extern.
10693         (lto_output_decl_state_refs): Make extern.
10694         * lto-streamer.h (lto_input_string): Declare.
10695         (lto_input_data_block): Declare.
10696         (lto_output_string): Declare.
10697         (lto_output_string_with_length): Declare.
10698         (lto_output_decl_state_streams): Declare.
10699         (lto_output_decl_state_refs): Declare.
10700
10701 2011-03-24  Richard Guenther  <rguenther@suse.de>
10702
10703         PR tree-optimization/46562
10704         * tree.c (build_invariant_address): New function.
10705         * tree.h (build_invariant_address): Declare.
10706         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
10707         a renamed function moved ...
10708         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
10709         Take valueization callback parameter.
10710         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
10711         * gimple-fold.h: New file.
10712         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
10713         (ccp_fold, fold_const_aggregate_ref,
10714         fold_ctor_reference, fold_nonarray_ctor_reference,
10715         fold_array_ctor_reference, fold_string_cst_ctor_reference,
10716         get_base_constructor): Move ...
10717         * gimple-fold.c: ... here.
10718         (gimple_fold_stmt_to_constant_1): New function
10719         split out from ccp_fold.  Take a valueization callback parameter.
10720         Valueize all operands.
10721         (gimple_fold_stmt_to_constant): New wrapper function.
10722         (fold_const_aggregate_ref_1): New function split out from
10723         fold_const_aggregate_ref.  Take a valueization callback parameter.
10724         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
10725         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
10726         invariant POINTER_PLUS_EXPRs to invariant form.
10727         (vn_valueize): New function.
10728         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
10729         * tree-vrp.c (vrp_valueize): New function.
10730         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
10731         to fold statements to constants.
10732         * tree-ssa-pre.c (eliminate): Properly guard propagation of
10733         function declarations.
10734         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
10735         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
10736
10737 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
10738
10739         * config/h8300/predicates.md (jump_address_operand): Fix register
10740         mode check.
10741
10742 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
10743
10744         * doc/invoke.texi (max-stores-to-sink): Document.
10745         * params.h (MAX_STORES_TO_SINK): Define.
10746         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
10747         if either vectorization or if-conversion is disabled.
10748         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
10749         tree-vect-data-refs.c vect_equal_offsets.
10750         (dr_equal_offsets_p): New function.
10751         (find_data_references_in_bb): Remove static.
10752         * tree-data-ref.h (find_data_references_in_bb): Declare.
10753         (dr_equal_offsets_p): Likewise.
10754         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
10755         (vect_drs_dependent_in_basic_block): Update calls to
10756         vect_equal_offsets.
10757         (vect_check_interleaving): Likewise.
10758         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
10759         (cond_if_else_store_replacement): Rename to...
10760         (cond_if_else_store_replacement_1): ... this.  Change arguments and
10761         documentation.
10762         (cond_if_else_store_replacement): New function.
10763         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
10764         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
10765
10766 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
10767
10768         PR target/46934
10769         * config/arm/arm.md (casesi): Use the gen_int_mode() function
10770         to subtract lower bound instead of GEN_INT().
10771
10772 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
10773
10774         PR other/48179
10775         PR other/48221
10776         PR other/48234
10777         * doc/extend.texi (Alignment): Move section to match order in TOC.
10778         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
10779         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
10780
10781 2011-03-23  Jeff Law  <law@redhat.com>
10782
10783         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
10784         before removing the edge.
10785
10786         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
10787         it may have been freed by redirect_branch_edge or
10788         redirect_edge_succ_nodup.
10789
10790 2011-03-23  Richard Guenther  <rguenther@suse.de>
10791
10792         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
10793         (check_va_list_escapes): Likewise.
10794         (check_all_va_list_escapes): Likewise.
10795
10796 2011-03-23  Richard Guenther  <rguenther@suse.de>
10797
10798         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
10799         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
10800         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
10801         (alias.o): Likewise.
10802         (ipa-type-escape.o): Remove.
10803         (ipa-struct-reorg.o): Likewise.
10804         (GTFILES): Remove ipa-struct-reorg.c.
10805         * alias.c: Do not include ipa-type-escape.h.
10806         * tree-ssa-alias.c: Likewise.
10807         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
10808         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
10809         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
10810         and ipa-type-escape passes.
10811         * tree-pass.h (pass_ipa_type_escape): Remove.
10812         (pass_ipa_struct_reorg): Likewise.
10813         * ipa-struct-reorg.h: Remove.
10814         * ipa-struct-reorg.c: Likewise.
10815         * ipa-type-escape.h: Likewise.
10816         * ipa-type-escape.c: Likewise.
10817         * doc/invoke.texi (-fipa-struct-reorg): Remove.
10818         (--param struct-reorg-cold-struct-ratio): Likewise.
10819         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
10820         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
10821         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
10822
10823 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10824
10825         * config/s390/2084.md: Enable all insn reservations also for z9_ec
10826         cpu attribute value.
10827         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
10828         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
10829         * config/s390/s390.c (processor_flags_table): New constant array.
10830         (s390_handle_arch_option): Remove.
10831         (s390_handle_option): Remove s390_handle_arch_option invocations
10832         and OPT_mwarn_framesize_ handling.
10833         (s390_option_override): Remove s390_handle_arch_option invocation.
10834         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
10835         warnings.
10836         * config/s390/s390.md (cpu attribute): Add z9_ec value.
10837         * config/s390/s390.opt (s390_tune, s390_arch)
10838         (march=): Replace s390_arch_option enum and values with
10839         processor_type.  Set variable name to s390_arch.  Set
10840         initialization value.
10841         (mtune=): Replace s390_arch_option with processor_type.  Set
10842         variable name to s390_tune.  Set initialization value.
10843
10844 2011-03-23  Julian Brown  <julian@codesourcery.com>
10845
10846         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
10847         accesses which are not naturally aligned.
10848
10849 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
10850
10851         PR target/47553
10852         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
10853
10854 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
10855
10856         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
10857         parameter from "int" to "enum insn_code".
10858         (expand_operand_type): New enum.
10859         (expand_operand): New structure.
10860         (create_expand_operand): New function.
10861         (create_fixed_operand, create_output_operand): Likewise
10862         (create_input_operand, create_convert_operand_to): Likewise.
10863         (create_convert_operand_from, create_address_operand): Likewise.
10864         (create_integer_operand): Likewise.
10865         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
10866         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
10867         (expand_insn, expand_jump_insn): Likewise.
10868         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
10869         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
10870         (expand_movstr, expand_builtin___clear_cache): Likewise.
10871         (expand_builtin_lock_release): Likewise.
10872         * explow.c (allocate_dynamic_stack_space): Likewise.
10873         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
10874         and use the default handling in that case.
10875         * expmed.c (check_predicate_volatile_ok): Delete.
10876         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
10877         (emit_cstore): Likewise.
10878         * expr.c (emit_block_move_via_movmem): Likewise.
10879         (set_storage_via_setmem, expand_assignment): Likewise.
10880         (emit_storent_insn, try_casesi): Likewise.
10881         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
10882         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
10883         (expand_vec_shift_expr, expand_binop_directly): Likewise.
10884         (expand_twoval_unop, expand_twoval_binop): Likewise.
10885         (expand_unop_direct, emit_indirect_jump): Likewise.
10886         (emit_conditional_move, vector_compare_rtx): Likewise.
10887         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
10888         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
10889         (expand_sync_lock_test_and_set): Likewise.
10890         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
10891         (emit_unop_insn): Likewise.
10892         (expand_copysign_absneg): Change icode to an insn_code.
10893         (create_convert_operand_from_type): New function.
10894         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
10895         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
10896         (expand_insn, expand_jump_insn): Likewise.
10897         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
10898         than const_int_operand for operand 2.
10899
10900 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10901
10902         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
10903         if possible.
10904
10905 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10906
10907         * emit-rtl.c (emit_pattern_before_noloc): New function.
10908         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
10909         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
10910         (emit_pattern_after_noloc): New function.
10911         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
10912         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
10913
10914 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10915
10916         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
10917         (__ffsDI2): Likewise.
10918
10919 2011-03-22  Richard Henderson  <rth@redhat.com>
10920
10921         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
10922         of !TARGET_ABI_OPEN_VMS.
10923         (alpha_trampoline_init, alpha_start_function): Likewise.
10924         (alpha_expand_epilogue, alpha_file_start): Likewise.
10925         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
10926         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
10927         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
10928         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
10929         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
10930
10931 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10932
10933         * config/s390/s390-opts.h: New.
10934         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
10935         s390_arch_flags, s390_warn_framesize, s390_stack_size,
10936         s390_stack_guard): Remove.
10937         (s390_handle_arch_option): Return void.  Take enum
10938         s390_arch_option value instead of string and searching array.
10939         (s390_handle_option): Don't assert that global structures are in
10940         use.  Access variables via opts pointer.  Use error_at.  Don't use
10941         sscanf for -mstack-guard= or -mstack-size=.  Update call to
10942         s390_handle_arch_option.
10943         (s390_option_override): Update call to s390_handle_arch_option.
10944         (s390_emit_prologue): Use %d format for s390_stack_size in
10945         diagnostic.  Use %wd for HOST_WIDE_INT.
10946         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
10947         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
10948         * config/s390/s390.opt (config/s390/s390-opts.h): New
10949         HeaderInclude entry.
10950         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
10951         s390_arch_flags, s390_warn_framesize): New Variable entries.
10952         (s390_arch_option): New Enum and EnumValue entries.
10953         (march=): Use Enum instead of Var.
10954         (mstack-guard=, mstack-size=): Use UInteger and Var.
10955         (mtune=): Use Enum.
10956
10957 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10958
10959         * config/score/score.c (score_handle_option): Don't assert that
10960         global structures are in use.  Access target_flags via opts
10961         pointer.  Use value of -march= option to determine target_flags
10962         settings.
10963         * config/score/score.opt (march=): Use Enum.
10964         (score_arch): New Enum and EnumValue entries.
10965
10966 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10967
10968         * config/mep/mep.c (option_mtiny_specified): Remove.
10969         (mep_option_override): Move register handling for -mivc2 from
10970         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
10971         instead of option_mtiny_specified.
10972         (mep_handle_option): Access target_flags via opts pointer.  Don't
10973         assert that global structures are in use.  Defer part of -mivc2
10974         handling and move it to mep_option_override.
10975         * config/mep/mep.opt (IVC2): New Mask entry.
10976         (mivc2): Use Var and Defer instead of Mask.
10977
10978 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10979
10980         * config/v850/v850-opts.h: New.
10981         * config/v850/v850.c (small_memory): Replace with
10982         small_memory_physical_max array.  Make that array static const.
10983         (v850_handle_memory_option): Take integer value of argument.  Take
10984         gcc_options pointer, option text and location.  Return void.
10985         Update for changes to small memory structures.
10986         (v850_handle_option): Access target_flags via opts pointer.  Don't
10987         assert that global structures are in use.  Update calls to
10988         v850_handle_memory_option.
10989         (v850_encode_data_area): Update references to small memory settings.
10990         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
10991         (enum small_memory_type): Move to v850-opts.h.
10992         * config/v850/v850.opt (config/v850/v850-opts.h): New
10993         HeaderInclude entry.
10994         (small_memory_max): New Variable entry.
10995         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
10996         (mtda, mzda): Likewise.
10997
10998 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10999
11000         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
11001         pointer.  Don't assert that global structures are in use.
11002
11003 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11004
11005         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
11006         via opts pointer.  Don't assert that global structures are in use.
11007
11008 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11009
11010         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
11011         (munix=93): Use Var.
11012         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
11013         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
11014         * config/pa/pa-opts.h: New.
11015         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
11016         (pa_handle_option): Don't assert that global structures are in
11017         use.  Access target_flags via opts pointer.  Don't handle
11018         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
11019         OPT_munix_98 here.
11020         (pa_option_override): Handle deferred OPT_mfixed_range_.
11021
11022 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11023
11024         * config/mn10300/mn10300-opts.h: New.
11025         * config/mn10300/mn10300.c (mn10300_processor,
11026         mn10300_tune_string): Remove.
11027         (mn10300_handle_option): Don't assert that global structures are
11028         in use.  Access mn10300_processor via opts pointer.  Don't handle
11029         OPT_mtune_ here.
11030         * config/mn10300/mn10300.h (enum processor_type): Move to
11031         mn10300-opts.h.
11032         (mn10300_processor): Remove.
11033         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
11034         HeaderInclude entry.
11035         (mn10300_processor): New Variable entry.
11036         (mtune=): Use Var.
11037
11038 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11039
11040         * config/microblaze/microblaze.c: Don't include opts.h.
11041         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
11042         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
11043         (mno-clearbss): Use Var and Warn.
11044
11045 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11046
11047         * config/m32r/m32r-opts.h: New.
11048         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
11049         (m32r_handle_option): Don't assert that global structures are in
11050         use.  Access target_flags and m32r_cache_flush_func via opts
11051         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
11052         OPT_mno_flush_trap here.
11053         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
11054         include of m32r-opts.h.
11055         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
11056         HeaderInclude entry.
11057         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
11058         (mmodel=): Use Enum and Var.
11059         (m32r_model): New Enum and EnumValue entries.
11060         (mno-flush-trap): Use Var.
11061         (msdata=): Use Enum and Var.
11062         (m32r_sdata): New Enum and EnumValue entries.
11063
11064 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11065
11066         * config/m32c/m32c.c: Don't include opts.h.
11067         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
11068         m32c_handle_option): Remove.
11069         (m32c_option_override): Check global_options_set.x_target_memregs
11070         instead of target_memregs_set.
11071         * config/m32c/m32c.h (target_memregs): Remove.
11072         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
11073         variable.
11074
11075 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11076
11077         * config/iq2000/iq2000-opts.h: New.
11078         * config/iq2000/iq2000.c: Don't include opts.h.
11079         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
11080         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
11081         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
11082         HeaderInclude entry.
11083         (iq2000_tune): New Variable entry.
11084         (march=): Add comment.  Use Enum.
11085         (iq2000_arch): New Enum and EnumValue entries.
11086         (mcpu=): Use Enum and Var.
11087         (iq2000_tune): New Enum and EnumValue entries.
11088
11089 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11090
11091         * config/ia64/ia64-opts.h: New.
11092         * config/ia64/ia64.c (ia64_tune): Remove.
11093         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
11094         here.  Use error_at.
11095         (ia64_option_override): Handle deferred OPT_mfixed_range_.
11096         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
11097         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
11098         HeaderInclude entry.
11099         (ia64_tune): New Variable entry.
11100         (mfixed-range=): Use Defer and Var.
11101         (mtune=): Use Enum and Var.
11102         (ia64_tune): New Enum and EnumValue entries.
11103
11104 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11105
11106         * config/frv/frv-opts.h: New.
11107         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
11108         frv-opts.h.
11109         (frv_cpu_type): Remove.
11110         * config/frv/frv.c: Don't include opts.h.
11111         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
11112         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
11113         (frv_cpu_type): New Variable entry.
11114         (frv_cpu): New Enum and EnumValue entries.
11115
11116 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11117
11118         * config/cris/cris.c (cris_handle_option): Access target_flags via
11119         opts pointer.  Don't assert that global structures are in use.
11120         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
11121         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
11122
11123 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11124
11125         * config/bfin/bfin-opts.h: New.
11126         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
11127         bfin_si_revision, bfin_workarounds): Remove.
11128         (bfin_cpus): Make static const.
11129         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
11130         not bfin_lib_id_given.
11131         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
11132         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
11133         pointer. Use error_at.  Don't assert that global structures are in use.
11134         * config/bfin/bfin.h: Include bfin-opts.h.
11135         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
11136         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
11137         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
11138         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
11139         entries.
11140
11141 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11142
11143         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
11144         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
11145         or -msoft-float here.
11146         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
11147         -msoft-float and -mhard-float.
11148         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
11149         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
11150         msoft-float.
11151         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
11152         -msoft-float.
11153         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
11154         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
11155         not mhard-float.
11156         (LIBGCC_SPEC): Don't handle -msoft-float.
11157         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
11158         -mhard-float.
11159         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
11160         msoft-float.
11161         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
11162         -mfloat-abi=*, not -msoft-float and -mhard-float.
11163         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
11164         -msoft-float.
11165         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
11166         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
11167         mhard-float and msoft-float.
11168         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
11169         mfloat-abi=soft in comments, not mhard-float and msoft-float.
11170         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
11171         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
11172         mhard-float.
11173         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
11174         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
11175         msoft-float.
11176         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
11177         not mhard-float.
11178         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
11179         not msoft-float.
11180
11181 2011-03-22  Richard Henderson  <rth@redhat.com>
11182
11183         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
11184         TARGET_ABI_WINDOWS_NT.
11185         (alpha_output_function_end_prologue): Likewise.
11186         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
11187         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
11188         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
11189         (trap, *movsi_nt_vms): Likewise.
11190         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
11191         (*tablejump_osf_nt_internal): Remove.
11192         * config/alpha/predicates.md (input_operand): Only test Pmode.
11193
11194 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11195
11196         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
11197         via opts pointer.  Use error_at.  Don't assert that global
11198         structures are in use.
11199
11200 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11201
11202         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
11203         (ix86_handle_option): Access ix86_isa_flags and
11204         ix86_isa_flags_explicit via opts pointer.  Don't assert that
11205         global structures are in use.
11206         (ix86_function_specific_save, ix86_function_specific_restore):
11207         Update ix86_isa_flags_explicit field name.
11208         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
11209         (ix86_isa_flags_explicit): Rename TargetSave entry to
11210         x_ix86_isa_flags_explicit.
11211
11212 2011-03-22  Richard Henderson  <rth@redhat.com>
11213
11214         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
11215         (alpha_option_override, direct_return): Likewise.
11216         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
11217         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
11218         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
11219         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
11220         (alpha_expand_epilogue, alpha_end_function): Likewise.
11221         (alpha_init_libfuncs): Likewise.
11222         (struct machine_function): Remove unicosmk members.
11223         (print_operand) ['t']: Remove.
11224         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
11225         unicosmk_output_module_name, unicosmk_output_common,
11226         current_section_align, unicosmk_output_text_section_asm_op,
11227         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
11228         unicosmk_section_type_flags, unicosmk_unique_section,
11229         unicosmk_asm_named_section, unicosmk_insert_attributes,
11230         unicosmk_output_align, unicosmk_defer_case_vector,
11231         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
11232         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
11233         unicosmk_output_ssib, unicosmk_add_call_info_word,
11234         unicosmk_extern_head, unicosmk_output_default_externs,
11235         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
11236         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
11237         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
11238         * config/alpha/alpha-protos.h: Update.
11239         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
11240         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
11241         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
11242         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
11243         (*mulsi_se, mulvsi3): Likewise.
11244         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
11245         (*divmodsi_internal, call, call_value, realign): Likewise.
11246         (moddi3, umoddi3): Likewise; remove duplicate expander.
11247         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
11248         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
11249         (*movdi_nofix): Remove r/U alternative.
11250         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
11251         * config/alpha/constraints.md ("U"): Remove.
11252         * config/alpha/predicates.md (call_operand"): Don't test
11253         TARGET_ABI_UNICOSMK.
11254
11255 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11256
11257         * target.def (handle_option): Take gcc_options and
11258         cl_decoded_option pointers and location_t.
11259         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
11260         * doc/tm.texi: Regenerate.
11261         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
11262         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
11263         * lto-opts.c (lto_reissue_options): Generate option structure for
11264         targetm.handle_option call.
11265         * opts.c (target_handle_option): Update call to
11266         targetm.handle_option.  Remove assertions about values now passed
11267         down to hook.
11268         * targhooks.c (default_target_handle_option): New.
11269         * targhooks.h (default_target_handle_option): Declare.
11270         * config/alpha/alpha.c: Include opts.h.
11271         (alpha_handle_option): Update to new hook interface.
11272         * config/arm/arm.c: Include opts.h.
11273         (arm_handle_option): Update to new hook interface.
11274         * config/arm/t-arm (arm.o): Update dependencies.
11275         * config/bfin/bfin.c: Include opts.h.
11276         (bfin_handle_option): Update to new hook interface.
11277         * config/cris/cris.c: Include opts.h.
11278         (cris_handle_option): Update to new hook interface.
11279         * config/frv/frv.c: Include opts.h.
11280         (frv_handle_option): Update to new hook interface.
11281         * config/i386/i386.c: Include opts.h.
11282         (ix86_handle_option): Update to new hook interface.
11283         (ix86_valid_target_attribute_inner_p): Generate option structure
11284         for call to ix86_handle_option.
11285         * config/i386/t-i386 (i386.o): Update dependencies.
11286         * config/ia64/ia64.c: Include opts.h.
11287         (ia64_handle_option): Update to new hook interface.
11288         * config/ia64/t-ia64 (ia64.o): Update dependencies.
11289         * config/iq2000/iq2000.c: Include opts.h.
11290         (iq2000_handle_option): Update to new hook interface.
11291         * config/m32c/m32c.c: Include opts.h.
11292         (m32c_handle_option): Update to new hook interface.
11293         * config/m32r/m32r.c: Include opts.h.
11294         (m32r_handle_option): Update to new hook interface.
11295         * config/m68k/m68k.c: Include opts.h.
11296         (m68k_handle_option): Update to new hook interface.
11297         * config/mep/mep.c: Include opts.h.
11298         (mep_handle_option): Update to new hook interface.
11299         * config/microblaze/microblaze.c: Include opts.h.
11300         (microblaze_handle_option): Update to new hook interface.
11301         * config/mips/mips.c: Include opts.h.
11302         (mips_handle_option): Update to new hook interface.
11303         * config/mn10300/mn10300.c: Include opts.h.
11304         (mn10300_handle_option): Update to new hook interface.
11305         * config/pa/pa.c: Include opts.h.
11306         (pa_handle_option): Update to new hook interface.
11307         * config/pdp11/pdp11.c: Include opts.h.
11308         (pdp11_handle_option): Update to new hook interface.
11309         * config/rs6000/rs6000.c: Include opts.h.
11310         (rs6000_handle_option): Update to new hook interface.
11311         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
11312         * config/rx/rx.c: Include opts.h.
11313         (rx_handle_option): Update to new hook interface.
11314         * config/s390/s390.c: Include opts.h.
11315         (s390_handle_option): Update to new hook interface.
11316         * config/score/score.c: Include opts.h.
11317         (score_handle_option): Update to new hook interface.
11318         * config/sh/sh.c: Include opts.h.
11319         (sh_handle_option): Update to new hook interface.
11320         * config/sparc/sparc.c: Include opts.h.
11321         (sparc_handle_option): Update to new hook interface.
11322         * config/v850/v850.c: Include opts.h.
11323         (v850_handle_option): Update to new hook interface.
11324
11325 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11326
11327         * gcc.c (driver_unknown_option_callback): Only permit and save
11328         unknown -Wno- options.
11329         (driver_wrong_lang_callback): Save options directly instead of via
11330         driver_unknown_option_callback.
11331
11332 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
11333
11334         * combine.c (simplify_set): Try harder to find the best CC mode when
11335         simplifying a nested COMPARE on the RHS.
11336
11337 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11338
11339         * config/alpha/gnu.h: Remove.
11340         * config/arc: Remove directory.
11341         * config/arm/netbsd.h: Remove.
11342         * config/arm/t-pe: Remove.
11343         * config/crx: Remove directory.
11344         * config/i386/netbsd.h: Remove.
11345         * config/m68hc11: Remove directory.
11346         * config/m68k/uclinux-oldabi.h: Remove.
11347         * config/mcore/mcore-pe.h: Remove.
11348         * config/mcore/t-mcore-pe: Remove.
11349         * config/netbsd-aout.h: Remove.
11350         * config/rs6000/gnu.h: Remove.
11351         * config/sh/sh-symbian.h: Remove.
11352         * config/sh/symbian-base.c: Remove.
11353         * config/sh/symbian-c.c: Remove.
11354         * config/sh/symbian-cxx.c: Remove.
11355         * config/sh/symbian-post.h: Remove.
11356         * config/sh/symbian-pre.h: Remove.
11357         * config/sh/t-symbian: Remove.
11358         * config/svr3.h: Remove.
11359         * config/vax/netbsd.h: Remove.
11360         * config.build: Don't handle i[34567]86-*-pe.
11361         * config.gcc: Remove handling of deprecations for most deprecated
11362         targets.
11363         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
11364         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
11365         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
11366         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
11367         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
11368         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
11369         Remove cases.
11370         * config.host: Don't handle i[34567]86-*-pe.
11371         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
11372         (ASM_SPEC32): Don't handle -mcall-gnu.
11373         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
11374         -mcall-gnu.
11375         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
11376         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
11377         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
11378         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
11379         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
11380         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
11381         conditional on SYMBIAN.
11382         * configure.ac: Don't handle powerpc*-*-gnu*.
11383         * configure: Regenerate.
11384         * doc/extend.texi (interrupt attribute): Don't mention CRX.
11385         * doc/install-old.texi (m6811, m6812): Don't mention.
11386         * doc/install.texi (arc-*-elf*): Don't document multilib option.
11387         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
11388         (m68k-uclinuxoldabi): Don't mention.
11389         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
11390         Remove.
11391         (-mcall-gnu): Remove.
11392         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
11393         families): Remove constraint documentation.
11394
11395 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
11396
11397         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
11398         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
11399         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
11400
11401 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
11402
11403         PR target/48226
11404         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
11405         vector when peeking at the next token for vector, don't expand the
11406         keywords.
11407
11408 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
11409
11410         * config/avr/avr-protos.h (expand_epilogue): Change prototype
11411         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
11412         * config/avr/avr.c (init_cumulative_args)
11413         (avr_function_arg_advance): Use it.
11414         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
11415         sibcall epilogues.
11416         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
11417         (avr_function_ok_for_sibcall): ...this new function.
11418         (avr_lookup_function_attribute1): New static Function.
11419         (avr_naked_function_p, interrupt_function_p)
11420         (signal_function_p, avr_OS_task_function_p)
11421         (avr_OS_main_function_p): Use it.
11422         * config/avr/avr.md ("sibcall", "sibcall_value")
11423         ("sibcall_epilogue"): New expander.
11424         ("*call_insn", "*call_value_insn"): New insn.
11425         ("call_insn", "call_value_insn"): Remove
11426         ("call", "call_value", "epilogue"): Change expander to handle
11427         sibling calls.
11428
11429 2011-03-21  Nick Clifton  <nickc@redhat.com>
11430
11431         * doc/invoke.texi (Overall Options): Move closing brace to end of
11432         options list.
11433         (Optimization Options): Add missing @gol.
11434         (Directory Options): Likewise.
11435         (i386 and x86-64 Options): Likewise.
11436         (RS6000 and PowerPC Options): Likewise.
11437         (i386 and x86-64 Windows Options): Likewise.
11438         (V850 Options): Add text missing from descriptions.
11439
11440 2011-03-22  Richard Henderson  <rth@redhat.com>
11441
11442         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
11443         (avr_incoming_return_addr_rtx): New.
11444         (emit_push_byte): New.
11445         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
11446         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
11447         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
11448         (emit_pop_byte): New.
11449         (expand_epilogue): Use it.  Pop frame pointer by bytes.
11450         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
11451         (INCOMING_RETURN_ADDR_RTX): New.
11452         (INCOMING_FRAME_SP_OFFSET): New.
11453         (ARG_POINTER_CFA_OFFSET): New.
11454         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
11455         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
11456         (pophi): Remove.
11457
11458         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
11459
11460 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
11461
11462         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
11463         (FUNCTION_ARG_ADVANCE): Likewise.
11464         * tm.texi.in: Change references to them to hook references.
11465         * tm.texi: Regenerate.
11466         * targhooks.c (default_function_arg): Eliminate check for target
11467         macro.
11468         (default_function_incoming_arg): Likewise.
11469         (default_function_arg_advance): Likewise.
11470         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
11471         (function_arg_advance): Likewise.
11472         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
11473
11474 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
11475
11476         * tree.c (build_call_1): New function.
11477         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
11478
11479 2011-03-22  Richard Guenther  <rguenther@suse.de>
11480
11481         PR tree-optimization/48228
11482         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
11483         for single-arg PHIs.
11484
11485 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
11486
11487         PR rtl-optimization/48143
11488         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
11489         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
11490         sse2_cvtps2pd): Likewise.
11491
11492 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11493
11494         * recog.c (canonicalize_change_group): Use validate_unshare_change.
11495
11496 2011-03-22  Richard Guenther  <rguenther@suse.de>
11497
11498         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
11499         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
11500         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
11501         and REALIGN_LOAD_EXPR.
11502         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
11503         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
11504         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
11505         DOT_PROD_EXPR case ...
11506         (expand_expr_real_2): ... here.
11507         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
11508         and REALIGN_LOAD_EXPR.
11509         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
11510         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
11511         (vect_create_epilog_for_reduction): Likewise.
11512         (vectorizable_reduction): Likewise.
11513         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
11514         * tree-vect-stmts.c (vectorizable_load): Likewise.
11515
11516 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
11517
11518         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
11519
11520 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11521
11522         * config/s390/s390.c (s390_delegitimize_address): Fix offset
11523         handling for PLTOFF/GOTOFF.
11524
11525 2011-03-22  Nick Clifton  <nickc@redhat.com>
11526
11527         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
11528         trailing backslash from the end of the macro definition.
11529
11530 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11531
11532         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
11533         and PLT unspecs.
11534
11535 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
11536
11537         * expr.h (prepare_operand): Move to...
11538         * optabs.h (prepare_operand): ...here and change the insn code
11539         parameter from "int" to "enum insn_code".
11540         (insn_operand_matches): Declare.
11541         * expr.c (init_expr_target): Use insn_operand_matches.
11542         (compress_float_constant): Likewise.
11543         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
11544         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
11545         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
11546         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
11547         Likewise.
11548         (gen_cond_trap): Likewise.
11549         (prepare_operand): Likewise.  Change icode to an insn_code.
11550         (insn_operand_matches): New function.
11551         * reload.c (find_reloads_address_1): Use insn_operand_matches.
11552         * reload1.c (gen_reload): Likewise.
11553         * targhooks.c (default_secondary_reload): Likewise.
11554
11555 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
11556
11557         * config/alpha/alpha.md (unspec): New define_c_enum.
11558         (unspecv): Ditto.
11559
11560 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
11561
11562         PR debug/48214
11563         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
11564         between a call and its CALL_ARG_LOCATION note.
11565
11566 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
11567
11568         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
11569
11570 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
11571
11572         PR c/42544
11573         PR c/48197
11574         * c-common.c (shorten_compare): If primopN is first sign-extended
11575         to opN and then zero-extended to result type, set primopN to opN.
11576
11577 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
11578
11579         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
11580         for barrier handlers.
11581
11582 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
11583
11584         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
11585         UNSPEC constants to be in the unspec enumeration, and redefine
11586         all UNSPECV constants to be in the unspecv enumeration, so that
11587         dumps print which unspec/unspec_volatile this is.
11588         * config/rs6000/vector.md (UNSPEC_*): Ditto.
11589         * config/rs6000/paired.md (UNSPEC_*): Ditto.
11590         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
11591         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
11592         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
11593
11594         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
11595         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
11596         UNSPECV_LWSYNC, since these are used as unspec_volatile.
11597         * config/rs6000/sync.md (isync, lwsync): Ditto.
11598
11599 2011-03-21  Richard Guenther  <rguenther@suse.de>
11600
11601         * params.def (lto-min-partition): Fix typo.
11602
11603 2011-03-21  Richard Guenther  <rguenther@suse.de>
11604
11605         PR c/47939
11606         * c-decl.c (grokdeclarator): Drop to the main variant only
11607         for array types.  Drop flag_gen_aux_info check.
11608
11609 2011-03-21  Richard Guenther  <rguenther@suse.de>
11610
11611         PR translation/47911
11612         * params.def (lto-partitions): Fix typo.
11613         (lto-min-partition): Fix wording.
11614
11615 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
11616
11617         * config/rs6000/t-freebsd: Remove duplication from file.
11618
11619 2011-03-21  Richard Guenther  <rguenther@suse.de>
11620
11621         PR middle-end/47661
11622         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
11623
11624 2011-03-21  Richard Guenther  <rguenther@suse.de>
11625
11626         PR lto/48210
11627         * params.def (lto-partitions): Require at least 1 partition.
11628
11629 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11630
11631         * gthr-solaris.h: Remove.
11632         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
11633         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
11634         (LIB_SPEC): Likewise.
11635         * config/sol2.opt (threads): Remove.
11636         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
11637         (sparc*-*-solaris2*): Likewise.
11638         * configure.ac (enable_threads): Enable solaris support.
11639         * configure: Regenerate.
11640         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
11641         * doc/install.texi (Configuration, --enable-threads=lib): Remove
11642         solaris.
11643
11644 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11645
11646         * config.gcc: Obsolete *-*-solaris2.8*.
11647         * doc/install.texi (Specific, *-*-solaris2*): Document it.
11648
11649 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11650
11651         PR bootstrap/48135
11652         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
11653         reference.  Solaris 8 perl works.
11654
11655 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11656
11657         PR bootstrap/48135
11658         * doc/install.texi (Prerequisites): Move jar etc. up.
11659         Explain support library version requirements.
11660
11661 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11662
11663         PR bootstrap/48135
11664         * doc/install.texi (Prerequisites): Move Perl to build
11665         requirements.  Always necessary on Solaris 2 with Sun ld.
11666
11667 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11668
11669         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
11670         binutils 2.21.
11671         (Specific, i?86-*-solaris2.[89]): Likewise.
11672         (Specific, i?86-*-solaris2.10): Likewise.
11673         (Specific, mips-sgi-irix6): Likewise.
11674         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
11675         Update for binutils 2.21.
11676
11677 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11678
11679         * configure.ac (gcc_cv_lto_plugin): Fix typo.
11680         Allow -fuse-linker-plugin for non-default plugin linker.
11681         * configure: Regenerate.
11682
11683 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
11684
11685         PR bootstrap/48167
11686         * gengtype.c (files_rules): Added rule for cp/parser.h.
11687
11688 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
11689
11690         PR target/48213
11691         * config/s390/s390.c (s390_delegitimize_address): Don't call
11692         lowpart_subreg if orig_x has BLKmode.
11693
11694 2011-03-21  Kai Tietz  <ktietz@redhat.com>
11695
11696         PR target/12171
11697         * doc/plugins.texi: Adjust documentation for plugin register_callback.
11698         * tree.h (attribute_spec): Add new member affects_type_identity.
11699         * attribs.c (empty_attribute_table): Adjust attribute_spec
11700         initializers.
11701         * config/alpha/alpha.c: Likewise.
11702         * config/arc/arc.c: Likewise.
11703         * config/arm/arm.c: Likewise.
11704         * config/avr/avr.c: Likewise.
11705         * config/bfin/bfin.c: Likewise.
11706         * config/crx/crx.c: Likewise.
11707         * config/darwin.h: Likewise.
11708         * config/h8300/h8300.c: Likewise.
11709         * config/i386/cygming.h: Likewise.
11710         * config/i386/i386.c: Likewise.
11711         * config/ia64/ia64.c: Likewise.
11712         * config/m32c/m32c.c: Likewise.
11713         * config/m32r/m32r.c: Likewise.
11714         * config/m68hc11/m68hc11.c: Likewise.
11715         * config/m68k/m68k.c: Likewise.
11716         * config/mcore/mcore.c: Likewise.
11717         * config/mep/mep.c: Likewise.
11718         * config/microblaze/microblaze.c: Likewise.
11719         * config/mips/mips.c: Likewise.
11720         * config/rs6000/rs6000.c: Likewise.
11721         * config/rx/rx.c: Likewise.
11722         * config/sh/sh.c: Likewise.
11723         * config/sol2.h: Likewise.
11724         * config/sparc/sparc.c: Likewise.
11725         * config/spu/spu.c: Likewise.
11726         * config/stormy16/stormy16.c: Likewise.
11727         * config/v850/v850.c: Likewise.
11728
11729 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
11730
11731         * simplify-rtx.c (simplify_binary_operation_1): Handle
11732         (xor (and A B) C) case when B and C are both constants.
11733
11734 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
11735
11736         * tree-dfa.c (add_referenced_var): Fix typo in comment.
11737
11738 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
11739
11740         PR bootstrap/48168
11741         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
11742
11743 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
11744
11745         PR rtl-optimization/48156
11746         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
11747         assume df and df_lr are not NULL.
11748
11749 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11750
11751         PR debug/48023
11752         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
11753         between a call and its CALL_ARG_LOCATION note.
11754
11755 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
11756
11757         PR debug/48178
11758         * config/sh/sh.c (find_barrier): Don't emit a constant pool
11759         between a call and its corresponding CALL_ARG_LOCATION note.
11760
11761 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
11762
11763         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
11764         instead of loop. Use HARD_REGISTER_NUM_P predicate.
11765         * haifa-sched.c (setup_ref_regs): Ditto.
11766         * caller-save.c (add_used_regs_1): Ditto.
11767         * dse.c (look_for_hardregs): Ditto.
11768         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
11769         * sched-rgn.c (check_live_1): Ditto.
11770
11771 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
11772
11773         * c-decl.c (diagnose_mismatched_decls): Give an error for
11774         redefining a typedef with variably modified type.
11775
11776 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
11777
11778         * c-decl.c (grokfield): Don't allow typedefs for structures or
11779         unions with no tag by default.
11780         * doc/extend.texi (Unnamed Fields): Update.
11781
11782 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
11783
11784         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
11785         Rewrite using indirect functions.
11786         (lwp_slwpcb): Ditto.
11787         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
11788         (avx_vinsertf128<mode>): Ditto.
11789
11790 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11791
11792         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
11793         unspecs.
11794
11795 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11796
11797         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
11798         splitting between a call and its corresponding CALL_ARG_LOCATION note.
11799
11800 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
11801
11802         PR rtl-optimization/48170
11803         * gcse.c (hoist_code): Remove bogus asserts.
11804
11805 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
11806
11807         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
11808         computation for prologue/epilogue.
11809
11810 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11811
11812         * Makefile.in (check-consistency): Remove.
11813
11814 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
11815
11816         PR debug/48176
11817         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
11818         arange_table_in_use is 0, but either text_section_used or
11819         cold_text_section_used is true.  Don't call it if
11820         !info_section_emitted.
11821
11822 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
11823
11824         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
11825         FUNCTION_VALUE_REGNO_P): Remove.
11826         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
11827         Remove.
11828         * config/avr/avr.c (avr_ret_register): Make static inline.
11829         (avr_function_value_regno_p): New function.
11830         (avr_libcall_value): Make static. Add 'func' argument.
11831         (avr_function_value): Make static. Rename 'func' argument to
11832         'fn_decl_or_type', forward it to avr_libcall_value. Call
11833         avr_ret_register function instead of RET_REGISTER macro.
11834         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
11835
11836 2011-03-18  Jason Merrill  <jason@redhat.com>
11837
11838         PR c++/23372
11839         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
11840
11841 2011-03-18  Richard Guenther  <rguenther@suse.de>
11842
11843         * doc/install.texi (--enable-gold): Remove.
11844         (--with-plugin-ld): Document.
11845         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
11846
11847 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
11848
11849         PR middle-end/47790
11850         * expr.c (optimize_bitfield_assignment_op): Revamp to work
11851         again after expansion changes.
11852
11853 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
11854
11855         * combine.c (try_combine): Do simplification only call of
11856         subst() on i2 even when i1 is present. Update comments.
11857
11858 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
11859
11860         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
11861         and UNSPEC_PCREL_SYMOFF.
11862
11863 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11864
11865         * config/s390/s390.md: Use define_c_enum for the unspec constant
11866         definitions.
11867
11868 2011-03-18  Richard Henderson  <rth@redhat.com>
11869             Jakub Jelinek  <jakub@redhat.com>
11870
11871         PR bootstrap/48161
11872         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
11873         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
11874
11875 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11876
11877         PR middle-end/47725
11878         * combine.c (cant_combine_insn_p): Don't check zero/sign
11879         extended hard registers.
11880
11881 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11882
11883         PR middle-end/47725
11884         * combine.c (cant_combine_insn_p): Check zero/sign extended
11885         hard registers.
11886
11887 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
11888
11889         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
11890         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
11891         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
11892         Change return type to bool.
11893         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
11894
11895 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11896
11897         PR debug/48163
11898         * var-tracking.c (prepare_call_arguments): If CALL target
11899         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
11900         pc instead of looking it up using cselib_lookup and use
11901         Pmode for it if x has VOIDmode.
11902         * dwarf2out.c (gen_subprogram_die): If also both first and
11903         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
11904
11905         PR debug/48163
11906         * function.c (assign_parms): For data.passed_pointer parms
11907         use MEM of data.entry_parm instead of data.entry_parm itself
11908         as DECL_INCOMING_RTL.
11909         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
11910         also when passed and declared mode is the same, DECL_RTL
11911         is a MEM with pseudo as address and DECL_INCOMING_RTL is
11912         a MEM too.
11913
11914 2011-03-16  Jeff Law  <law@redhat.com>
11915
11916         PR rtl-optimization/37273
11917         * ira-costs.c (scan_one_insn): Detect constants living in memory and
11918         handle them like argument loads from stack slots.  Do not double
11919         count memory for memory constants and argument loads from stack slots.
11920
11921 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11922
11923         PR debug/48160
11924         * var-tracking.c (prepare_call_arguments): Check SUBREG.
11925
11926 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11927
11928         PR target/48171
11929         * config/i386/i386.opt: Add Save to -mavx and -mfma.
11930
11931 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11932
11933         PR bootstrap/48153
11934         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
11935         if dwarf_strict.
11936         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
11937         Clear call_arg_locations and call_arg_loc_last always.
11938
11939         PR middle-end/48152
11940         * var-tracking.c (prepare_call_arguments): If argument needs to be
11941         passed by reference, adjust argtype and mode.
11942
11943 2011-03-17  Richard Guenther  <rguenther@suse.de>
11944
11945         PR middle-end/48134
11946         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
11947         a value make sure to fold the statement.
11948
11949 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
11950
11951         PR target/43872
11952         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
11953         return condition with !cfun->calls_alloca.
11954
11955 2011-03-17  Richard Guenther  <rguenther@suse.de>
11956
11957         PR bootstrap/48148
11958         * lto-cgraph.c (input_overwrite_node): Clear the abstract
11959         origin for decls in other ltrans units.
11960         (input_varpool_node): Likewise.
11961
11962 2011-03-17  Richard Guenther  <rguenther@suse.de>
11963
11964         PR middle-end/48165
11965         * tree-object-size.c (compute_object_offset): Properly return
11966         the offset operand of MEM_REFs as sizetype.
11967
11968 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11969
11970         PR rtl-optimization/48141
11971         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
11972         * dse.c: Include params.h.
11973         (active_local_stores_len): New variable.
11974         (add_wild_read, dse_step1): Clear it when setting active_local_stores
11975         to NULL.
11976         (record_store, check_mem_read_rtx): Decrease it when removing
11977         from the chain.
11978         (scan_insn): Likewise.  Increase it when adding to chain, if it
11979         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
11980         set active_local_stores to NULL before the addition.
11981         * Makefile.in (dse.o): Depend on $(PARAMS_H).
11982
11983         PR rtl-optimization/48141
11984         * dse.c (record_store): If no positions are needed in an insn
11985         that cannot be deleted, at least unchain it from active_local_stores.
11986
11987 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
11988
11989         PR debug/47510
11990         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
11991         (lookup_type_die_strip_naming_typedef): ... here.
11992         (get_context_die): Use it.
11993         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
11994         the anonymous struct named by the naming typedef.
11995
11996 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
11997
11998         PR target/48154
11999         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
12000         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
12001
12002 2011-03-16  Jeff Law  <law@redhat.com>
12003
12004         * tree-vrp.c (identify_jump_threads): Slightly simplify type
12005         check for operands of conditional.  Allow type to be a pointer.
12006
12007 2011-03-16  Richard Guenther  <rguenther@suse.de>
12008
12009         PR tree-optimization/48149
12010         * fold-const.c (fold_binary_loc): Fold
12011         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
12012
12013 2011-03-16  Richard Guenther  <rguenther@suse.de>
12014
12015         PR tree-optimization/26134
12016         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
12017         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
12018         (non_rewritable_mem_ref_base): Handle complex type component
12019         accesses, constrain offsets for vector and complex extracts
12020         more properly.
12021
12022 2011-03-16  Richard Guenther  <rguenther@suse.de>
12023
12024         PR tree-optimization/48146
12025         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
12026         operands avoiding the need for renaming.
12027
12028 2011-03-16  Richard Guenther  <rguenther@suse.de>
12029
12030         * gimple-fold.c (maybe_fold_reference): Open-code relevant
12031         constant folding.  Move MEM_REF canonicalization first.
12032         Rely on fold_const_aggregate_ref for initializer folding.
12033         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
12034
12035 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
12036
12037         PR middle-end/48136
12038         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
12039         arg0/arg1 or their arguments are always fold converted to matching
12040         types.
12041
12042         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
12043         to nargs.
12044
12045 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12046
12047         PR lto/46944
12048         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
12049         Handle in-tree gold.
12050         (ld_vers): Extract binutils version for gold.
12051         (gcc_cv_ld_hidden): Handle gold here.
12052         (gcc_cv_lto_plugin): Determine level of linker plugin support.
12053         * configure: Regenerate.
12054         * config.in: Regenerate.
12055         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
12056         -fuse-linker-plugin otherwise.
12057         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
12058         (LINK_COMMAND_SPEC): Use it.
12059         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
12060
12061 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
12062
12063         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
12064         * calls.c: Remove debug.h include.
12065         (emit_call_1): Don't call virtual_call_token debug hook.
12066         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
12067         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
12068         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
12069         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
12070         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
12071         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
12072         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
12073         dwarf2out_virtual_call): Remove.
12074         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
12075         copy_call_info and virtual_call hooks.
12076         (dwarf2out_init): Don't initialize vcall_insn_table,
12077         debug_dcall_section and debug_vcall_section.
12078         (prune_unused_types): Don't mark nodes from dcall_table.
12079         (dwarf2out_finish): Don't output dcall or vcall tables.
12080         * final.c (final_scan_insn): Don't call direct_call or
12081         virtual_call debug hooks.
12082         * debug.h (struct gcc_debug_hooks): Remove direct_call,
12083         virtual_call_token, copy_call_info and virtual_call hooks.
12084         (debug_nothing_uid): Remove prototype.
12085         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
12086         copy_call_info and virtual_call hooks.
12087         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
12088         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
12089         * debug.c (do_nothing_debug_hooks): Likewise.
12090         (debug_nothing_uid): Remove.
12091         * doc/invoke.texi (-fenable-icf-debug): Remove.
12092         * common.opt (-fenable-icf-debug): Likewise.
12093
12094         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
12095         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
12096         call's MEM.  Handle functions returning aggregate through a hidden
12097         first pointer.  For virtual calls add clobbered pc to call arguments
12098         chain.
12099         * dwarf2out.c (gen_subprogram_die): Emit
12100         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
12101         can't be emitted.
12102
12103         PR debug/45882
12104         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
12105         * rtl.h (ENTRY_VALUE_EXP): Define.
12106         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
12107         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
12108         * print-rtl.c (print_rtx): Likewise.
12109         * gengtype.c (adjust_field_rtx_def): Likewise.
12110         * var-tracking.c (vt_add_function_parameter): Adjust
12111         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
12112         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
12113         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
12114         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
12115         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
12116
12117         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
12118         Call var_location debug hook even on CALL_INSNs.
12119         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
12120         * rtl.def (ENTRY_VALUE): New.
12121         * dwarf2out.c: Include cfglayout.h.
12122         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
12123         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
12124         (struct call_arg_loc_node): New type.
12125         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
12126         tail_call_site_count): New variables.
12127         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
12128         DW_TAG_GNU_call_site_parameter.
12129         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
12130         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
12131         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
12132         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
12133         and DW_AT_GNU_all_source_call_sites.
12134         (mem_loc_descriptor): Handle ENTRY_VALUE.
12135         (add_src_coords_attributes): Don't add enything if
12136         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
12137         (dwarf2out_abstract_function): Save and clear call_arg_location,
12138         call_site_count and tail_call_site_count around dwarf2out_decl call.
12139         (gen_call_site_die): New function.
12140         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
12141         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
12142         (dwarf2out_function_decl): Clear call_arg_locations,
12143         call_arg_loc_last, set call_site_count and tail_call_site_count
12144         to -1 and free block_map.
12145         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
12146         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
12147         followed by any real instructions.
12148         (dwarf2out_begin_function): Set call_site_count and
12149         tail_call_site_count to 0.
12150         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
12151         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
12152         attempt to force a DIE for it and worst case remove the attribute.
12153         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
12154         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
12155         the decl itself.
12156         * var-tracking.c: Include tm_p.h.
12157         (vt_stack_adjustments): For calls call note_register_arguments.
12158         (argument_reg_set): New variable.
12159         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
12160         ensure the VALUE is resolved.
12161         (call_arguments): New variable.
12162         (prepare_call_arguments): New function.
12163         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
12164         (struct expand_loc_callback_data): Add ignore_cur_loc field.
12165         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
12166         always use the best expression.
12167         (vt_expand_loc): Add ignore_cur_loc argument.
12168         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
12169         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
12170         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
12171         note for all calls.
12172         (vt_add_function_parameter): Use cselib_lookup_from_insn.
12173         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
12174         argument.  Don't call cselib_preserve_only_values and
12175         cselib_reset_table.
12176         (note_register_arguments): New function.
12177         (vt_initialize): Compute argument_reg_set.  Call
12178         vt_add_function_parameters before processing basic blocks instead of
12179         afterwards.  For calls call prepare_call_arguments before calling
12180         cselib_process_insn.
12181         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
12182         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
12183         (var-tracking.o): Depend on $(TM_P_H).
12184         * cfglayout.h (insn_scope): New prototype.
12185         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
12186         * cfglayout.c (insn_scope): No longer static.
12187         * insn-notes.def (CALL_ARG_LOCATION): New.
12188         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
12189         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
12190         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
12191         nothing for DECL_EXTERNAL BLOCK_VARS.
12192
12193 2011-03-16  Alan Modra  <amodra@gmail.com>
12194
12195         PR target/45844
12196         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
12197         create invalid offset address for vsx splat insn.
12198         * config/rs6000/predicates.md (splat_input_operand): New.
12199         * config/rs6000/vsx.md (vsx_splat_*): Use it.
12200
12201 2011-03-15  Xinliang David Li  <davidxl@google.com>
12202
12203         PR c/47837
12204         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
12205         (normalize_preds): New function.
12206         (is_use_properly_guarded): Normalize def predicates.
12207
12208 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
12209
12210         PR target/46788
12211         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
12212         in the output template.
12213
12214 2011-03-15  Richard Guenther  <rguenther@suse.de>
12215
12216         PR middle-end/47650
12217         * tree-pretty-print.c (dump_function_declaration): Properly
12218         dump unprototyped and varargs function types.
12219
12220 2011-03-15  Richard Guenther  <rguenther@suse.de>
12221
12222         PR tree-optimization/13954
12223         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
12224         and friends.
12225
12226 2011-03-15  Richard Guenther  <rguenther@suse.de>
12227
12228         PR tree-optimization/48037
12229         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
12230         selects into BIT_FIELD_REFs.
12231         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
12232         vector select.
12233
12234 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
12235
12236         PR tree-optimization/48129
12237         * builtins.c (fold_builtin_snprintf): Convert to type of
12238         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
12239         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
12240
12241 2011-03-15  Richard Guenther  <rguenther@suse.de>
12242
12243         PR tree-optimization/41490
12244         * tree-ssa-dce.c (propagate_necessity): Handle returns without
12245         value but with VUSE.
12246         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
12247         return statements.
12248         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
12249         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
12250         * tree-tailcall.c (find_tail_calls): Ignore returns.
12251
12252 2011-03-15  Richard Guenther  <rguenther@suse.de>
12253
12254         PR middle-end/48031
12255         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
12256         or variable-indexed array accesses when in gimple form.
12257
12258 2011-03-15  Richard Guenther  <rguenther@suse.de>
12259
12260         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
12261
12262 2011-03-15  Alan Modra  <amodra@gmail.com>
12263
12264         PR target/48032
12265         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
12266         presume symbol_refs without a symbol_ref_decl are suitably
12267         aligned, nor other trees we may see here.  Handle anchor symbols.
12268         (legitimate_constant_pool_address_p): Comment.  Add mode param.
12269         Check cmodel=medium addresses.  Adjust all calls.
12270         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
12271         creating cmodel=medium optimized access to locals.
12272         * config/rs6000/constraints.md (R): Pass QImode to
12273         legitimate_constant_pool_address_p.
12274         * config/rs6000/predicates.md (input_operand): Pass mode to
12275         legitimate_constant_pool_address_p.
12276         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
12277         Update prototype.
12278
12279 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
12280
12281         PR target/48053
12282         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
12283         64-bit constants being loaded into registers other than GPRs such
12284         as loading 0 into a VSX register.
12285
12286 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12287
12288         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
12289
12290 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
12291
12292         PR middle-end/47917
12293         * builtins.c (fold_builtin_snprintf): New function.
12294         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
12295         (fold_builtin_4): Likewise.
12296
12297         PR middle-end/38878
12298         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
12299         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
12300         and C - X == X also strip nops from +/-/p+ operand.
12301         When optimizing -X == C, fold C to arg0's type.
12302
12303         PR debug/47946
12304         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
12305         emit it as add_AT_int instead of add_AT_unsigned.
12306
12307 2011-03-14  Tom Tromey  <tromey@redhat.com>
12308
12309         * unwind-dw2.c: Include sys/sdt.h if it exists.
12310         (_Unwind_DebugHook): Use STAP_PROBE2.
12311         * config.in, configure: Rebuild.
12312         * configure.ac: Check for sys/sdt.h.
12313
12314 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
12315
12316         * config/i386/i386.md (ROUND_FLOOR): New constant.
12317         (ROUND_CEIL): Ditto.
12318         (ROUND_TRUNC): Ditto.
12319         (ROUND_MXCSR): Ditto.
12320         (ROUND_NO_EXC): Ditto.
12321         (rint<mode>2): Use new defines instead of numerical constants.
12322         (floor<mode>2): Ditto.
12323         (ceil<mode>2): Ditto.
12324         (btrunc<mode>2): Ditto.
12325         * config/i386/i386-builtin-types.def: Define ROUND function type
12326         aliases.
12327         * config/i386/i386.c (enum ix86_builtins): Add
12328         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
12329         (struct builtin_description): Add
12330         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
12331         (ix86_expand_sse_round): New static function.
12332         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
12333         function types.
12334         (ix86_builtin_vectorized_function): Handle
12335         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
12336
12337 2011-03-14  Tom Tromey  <tromey@redhat.com>
12338
12339         * c-parser.c (c_parser_asm_string_literal): Clear
12340         warn_overlength_strings.
12341
12342 2011-03-14  Tom Tromey  <tromey@redhat.com>
12343
12344         * c-parser.c (disable_extension_diagnostics): Save
12345         warn_overlength_strings.
12346         (restore_extension_diagnostics): Restore warn_overlength_strings.
12347
12348 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
12349
12350         * BASE-VER: Change to 4.7.0.
12351
12352 2011-03-14  Richard Guenther  <rguenther@suse.de>
12353
12354         PR middle-end/48098
12355         * tree.c (build_vector_from_val): Adjust assert to requirements
12356         and reality.
12357
12358 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
12359
12360         PR bootstrap/48102
12361         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
12362
12363 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
12364
12365         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
12366         terms of target_flags_explicit. Adjust copyright year.
12367
12368         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
12369         * config/rs6000/t-freebsd: New file. Add override for
12370         LIB2FUNCS_EXTRA.
12371
12372 2011-03-13  Chris Demetriou  <cgd@google.com>
12373
12374         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
12375         (-fno-diagnostics-show-option): this, to reflect current default.
12376         (-Werror=): Update text about -fno-diagnostics-show-option.
12377
12378 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
12379
12380         PR target/48053
12381         * config/rs6000/predicates.md (easy_vector_constant_add_self,
12382         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
12383         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
12384         mode is not V2DImode or V2DFmode.
12385         (vspltis_constant): Do not handle V2DImode and V2DFmode.
12386         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
12387         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
12388         registers to 0.
12389         (movdi_internal64): Likewise.
12390
12391 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
12392
12393         PR tree-optimization/47127
12394         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
12395         parameter.
12396         (set_cloog_options): Same.
12397         (scop_to_clast): Same.
12398         (print_clast_stmt): Do not call cloog_state_malloc and
12399         cloog_state_free.
12400         (print_generated_program): Same.
12401         (gloog): Same.
12402         * graphite-clast-to-gimple.h (cloog_state): Declared.
12403         (scop_to_clast): Adjust declaration.
12404         * graphite.c (cloog_state): Defined here.
12405         (graphite_initialize): Call cloog_state_malloc.
12406         (graphite_finalize): Call cloog_state_free.
12407
12408 2011-03-11  Jason Merrill  <jason@redhat.com>
12409
12410         * attribs.c (lookup_attribute_spec): Take const_tree.
12411         * tree.h: Adjust.
12412
12413 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
12414
12415         * config/sparc/sparc.c (sparc_option_override): Use
12416         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
12417
12418 2011-03-11  Richard Guenther  <rguenther@suse.de>
12419
12420         PR tree-optimization/48067
12421         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
12422         multiplication result will be only used once on the target
12423         stmt.
12424
12425 2011-03-11  Richard Guenther  <rguenther@suse.de>
12426
12427         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
12428
12429 2011-03-11  Richard Guenther  <rguenther@suse.de>
12430
12431         PR lto/48073
12432         * tree.c (find_decls_types_r): Do not walk types only reachable
12433         from IDENTIFIER_NODEs.
12434
12435 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
12436
12437         PR middle-end/48044
12438         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
12439         all vnode->force_output nodes as needed.
12440
12441 2011-03-11  Jason Merrill  <jason@redhat.com>
12442
12443         PR c++/48069
12444         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
12445         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
12446
12447 2011-03-11  Martin Jambor  <mjambor@suse.cz>
12448
12449         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
12450         cgraph_node.
12451
12452 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
12453
12454         PR tree-optimization/48063
12455         * ipa-inline.c (cgraph_decide_inlining): Don't try to
12456         inline functions called once if !tree_can_inline_p (node->callers).
12457
12458 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
12459
12460         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
12461         extra_objs.
12462         * config/score/score3.c: Delete.
12463         * config/score/score3.h: Delete.
12464         * config/score/mul-div.S: Delete.
12465         * config/score/sfp-machine.h: Add new file.
12466         * config/score/constraints.md: Add new file.
12467         * config/score/t-score-softfp: Add new file.
12468         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
12469         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
12470         (score7_extra_constraint): Delete.
12471         (score7_option_override): Remove unused code.
12472         * config/score/score.c: Remove score3 and score5 define and code.
12473         * config/score/score.h: Remove score3 and score5 define and code.
12474         * config/score/score.md: Remove score3 template and unusual insn.
12475         * config/score/score.opt: Remove score3 and score5 options.
12476
12477 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12478
12479         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
12480         when _HPUX_SOURCE is defined.
12481         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
12482
12483 2011-03-10  Jason Merrill  <jason@redhat.com>
12484
12485         PR c++/48029
12486         * stor-layout.c (layout_type): Don't set structural equality
12487         on arrays of incomplete type.
12488         * tree.c (type_hash_eq): Handle comparing them properly.
12489
12490 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
12491
12492         PR debug/48043
12493         * config/s390/s390.c (s390_delegitimize_address): Make sure the
12494         result mode matches original rtl mode.
12495
12496 2011-03-10  Nick Clifton  <nickc@redhat.com>
12497
12498         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
12499         (andsi3, andsi3_flags): Fix timings for three operand alternative.
12500
12501 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
12502
12503         PR rtl-optimization/47866
12504         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
12505         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
12506         if target wasn't scalar.
12507         * function.c (assign_stack_temp_for_type): Assert that neither
12508         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
12509         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
12510         macro.
12511         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
12512
12513 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12514
12515         * config/s390/s390-protos.h (s390_label_align): New prototype.
12516         * config/s390/s390.c (s390_label_align): New function.
12517         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
12518
12519 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
12520
12521         PR target/47755
12522         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
12523         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
12524         (output_vec_const_move): Ditto.
12525
12526 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
12527
12528         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
12529         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
12530         * config/mips/mips.c (mips_preferred_reload_class): Make static.
12531         Change 'rclass' argument and result type to reg_class_t.
12532         (TARGET_PREFERRED_RELOAD_CLASS): Define.
12533
12534 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
12535
12536         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12537         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
12538         (TARGET_MEMORY_MOVE_COST): Define.
12539         (avr_register_move_cost, avr_memory_move_cost): New Functions.
12540
12541 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
12542
12543         PR debug/47881
12544         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
12545         removed anything.
12546
12547         PR tree-optimization/48022
12548         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
12549         for EQ/NE_EXPR.
12550
12551 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
12552
12553         PR debug/47991
12554         * var-tracking.c (find_use_val): Return NULL for
12555         cui->sets && cui->store_p BLKmode MEMs.
12556
12557 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
12558
12559         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
12560         Remove.
12561         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
12562         xstormy16_print_operand_address): Remove.
12563         * config/stormy16/stormy16.c (xstormy16_print_operand,
12564         xstormy16_print_operand_address): Make static.
12565         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
12566
12567 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
12568
12569         PR target/47862
12570         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
12571         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
12572         before definition.
12573
12574 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
12575
12576         PR bootstrap/48000
12577         * cfgloopmanip.c (fix_bb_placements): Return immediately
12578         if FROM is BASE_LOOP's header.
12579
12580 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
12581
12582         * gimplify.c (gimplify_function_tree): Fix building calls
12583         to __builtin_return_address.
12584
12585 2011-03-07  Alan Modra  <amodra@gmail.com>
12586
12587         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
12588         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
12589         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
12590         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
12591         return_mode args.
12592         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
12593         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
12594         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
12595         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
12596         * config/rs6000/rs6000.c
12597         (rs6000_elf_end_indicate_exec_stack): Rename to..
12598         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
12599         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
12600         (rs6000_file_start): ..here.
12601         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
12602         file scope variables.
12603         (call_ABI_of_interest): New function.
12604         (init_cumulative_args): Set above vars when function return value
12605         is a float, vector, or small struct.
12606         (rs6000_function_arg_advance_1): Likewise for function args.
12607         (rs6000_va_start): Set rs6000_passes_float if variable arg function
12608         references float args.
12609
12610 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
12611
12612         * doc/cfg.texi: Remove "See" before @ref.
12613         * doc/invoke.texi: Likewise.
12614
12615 2011-03-05  Jason Merrill  <jason@redhat.com>
12616
12617         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
12618
12619 2011-03-05  Anthony Green  <green@moxielogic.com>
12620
12621         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
12622
12623 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
12624
12625         PR rtl-optimization/47899
12626         * cfgloopmanip.c (fix_bb_placements): Fix first argument
12627         to flow_loop_nested_p when moving the loop upward.
12628
12629 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
12630
12631         PR target/47719
12632         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
12633
12634 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
12635
12636         PR tree-optimization/47967
12637         * ipa-cp.c (build_const_val): Return NULL instead of creating
12638         VIEW_CONVERT_EXPR for mismatching sizes.
12639         (ipcp_create_replace_map): Return NULL if build_const_val failed.
12640         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
12641         give up on versioning.
12642
12643 2011-03-05  Alan Modra  <amodra@gmail.com>
12644
12645         PR target/47986
12646         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
12647         full cmodel medium/large lo_sum + high addresses.
12648
12649 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12650
12651         * config/s390/s390.c (s390_decompose_address): Reject non-literal
12652         pool references in UNSPEC_LTREL_OFFSET.
12653
12654 2011-03-04  Jan Hubicka  <jh@suse.cz>
12655
12656         PR lto/47497
12657         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
12658         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
12659         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
12660         Add node pointers.
12661         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
12662         cgraph_add_thunk): Add node pointers.
12663         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
12664         associated to right node.
12665         (input_node): Update use of cgraph_same_body_alias
12666         and cgraph_add_thunk.
12667
12668 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
12669
12670         * config/i386/i386.opt (mprefer-avx128): New flag.
12671         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
12672         modes when the flag -mprefer-avx128 is on.
12673
12674 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
12675
12676         * dwarf2out.c (compare_loc_operands): Fix address handling.
12677
12678 2011-03-04  Alan Modra  <amodra@gmail.com>
12679
12680         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
12681
12682 2011-03-04  Richard Guenther  <rguenther@suse.de>
12683
12684         PR middle-end/47968
12685         * expmed.c (extract_bit_field_1): Prefer vector modes that
12686         vec_extract patterns can handle.
12687
12688 2011-03-04  Richard Guenther  <rguenther@suse.de>
12689
12690         PR middle-end/47975
12691         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
12692
12693 2011-03-04  Richard Henderson  <rth@redhat.com>
12694
12695         * explow.c (emit_stack_save): Remove 'after' parameter.
12696         (emit_stack_restore): Likewise.
12697         * expr.h: Update to match.
12698         * builtins.c, calls.c, stmt.c: Likewise.
12699         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
12700         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
12701         * function.c (expand_function_end): Insert the emit_stack_save
12702         sequence before parm_birth_insn instead of after.
12703
12704 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
12705
12706         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
12707         (ssse3_pmaddubsw128): Ditto.
12708         (ssse3_pmaddubsw): Ditto.
12709
12710 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
12711
12712         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
12713
12714 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
12715
12716         PR c/47963
12717         * gimplify.c (omp_add_variable): Only call omp_notice_variable
12718         on TYPE_SIZE_UNIT if it is a DECL.
12719
12720         PR debug/47283
12721         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
12722         first operand is not is_gimple_mem_ref_addr, try to fold it.
12723         If the operand still isn't is_gimple_mem_ref_addr, clear
12724         MEM_EXPR on op0.
12725
12726 2011-03-03  Richard Guenther  <rguenther@suse.de>
12727
12728         PR middle-end/47283
12729         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
12730         match comment.
12731         (refs_may_alias_p_1): For release branches return true if
12732         we are confused by our input.
12733
12734 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12735
12736         * config/s390/s390.c (s390_function_value): Rename to ...
12737         (s390_function_and_libcall_value): ... this.
12738         (s390_function_value): New function.
12739         (s390_libcall_value): New function.
12740         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
12741         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
12742         target macro definitions.
12743         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
12744
12745 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
12746
12747         * config/i386/freebsd64.h (CC1_SPEC): Define.
12748         * config/i386/linux64.h (CC1_SPEC): Define.
12749         * config/i386/x86-64.h (CC1_SPEC): Don't define.
12750
12751 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
12752
12753         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
12754         Remove.
12755         * config/stormy16/stormy16.c: Include reload.h.
12756         (xstormy16_memory_move_cost): New function.
12757         (TARGET_MEMORY_MOVE_COST): Define.
12758
12759 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
12760
12761         PR rtl-optimization/47925
12762         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
12763         with side effects.  Remove the more-specific check for volatile asms.
12764
12765 2011-03-02  Alan Modra  <amodra@gmail.com>
12766
12767         PR target/47935
12768         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
12769         toc relative addresses for valid offsets.
12770
12771 2011-03-01  Richard Guenther  <rguenther@suse.de>
12772
12773         PR tree-optimization/47890
12774         * tree-vect-loop.c (get_initial_def_for_induction): Set
12775         related stmt properly.
12776
12777 2011-03-01  Richard Guenther  <rguenther@suse.de>
12778
12779         PR lto/47924
12780         * lto-streamer.c (lto_record_common_node): Also register
12781         the canonical type.
12782
12783 2011-03-01  Richard Guenther  <rguenther@suse.de>
12784
12785         PR lto/46911
12786         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
12787         Do not stream DECL_ABSTRACT_ORIGIN.
12788         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
12789         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
12790         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
12791         Do not stream DECL_ABSTRACT_ORIGIN.
12792         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
12793         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
12794
12795 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
12796
12797         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
12798         FUNCTION_VALUE_REGNO_P): Remove.
12799         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
12800         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
12801         Add 'outgoing' argument.
12802         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
12803         function.
12804         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
12805         TARGET_FUNCTION_VALUE_REGNO_P): Define.
12806
12807 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
12808
12809         PR debug/28047
12810         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
12811         (lookup_filename): Likewise.
12812         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
12813
12814 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
12815             Jakub Jelinek  <jakub@redhat.com>
12816
12817         PR middle-end/47893
12818         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
12819         (assign_stack_local_1): Change last argument type to int.
12820         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
12821         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
12822         don't record padding space into frame_space_list nor use those areas.
12823         (assign_stack_local): Adjust caller.
12824         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
12825         of assign_stack_local, pass 0 as last argument.
12826         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
12827         callers.
12828
12829 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
12830
12831         PR debug/47283
12832         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
12833         Use target address_mode and pointer_mode hooks instead of hardcoded
12834         Pmode and ptr_mode.  Handle some simple cases of extending if
12835         POINTERS_EXTEND_UNSIGNED < 0.
12836         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
12837         Call convert_debug_memory_address.
12838         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
12839         convert_debug_memory_address.
12840
12841         PR middle-end/46790
12842         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
12843         * configure: Regenerated.
12844         * config.in: Regenerated.
12845         * varasm.c (default_function_section): Return NULL
12846         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
12847
12848 2011-02-28  Martin Jambor  <mjambor@suse.cz>
12849
12850         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
12851         the description to match the printed values.
12852
12853 2011-02-28  Richard Guenther  <rguenther@suse.de>
12854
12855         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
12856         of the copied scope tree.
12857
12858 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12859
12860         * doc/extend.texi (Function Attributes): Avoid deeply (and
12861         wrongly) nested tables.
12862
12863 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
12864
12865         PR middle-end/47903
12866         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
12867         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
12868         r isn't op0 nor op1.
12869
12870 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
12871
12872         * config/avr/avr.md: Remove magic comment for emacs.
12873
12874 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
12875
12876         PR target/45261
12877         * config/avr/avr.c (avr_option_override): Use error on bad options.
12878         (avr_help): New function.
12879         (TARGET_HELP): Define.
12880
12881 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
12882
12883         PR target/42240
12884         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
12885         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
12886
12887 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
12888
12889         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
12890         (ARM Options): Ditto.
12891         (i386 and x86-64 Options): Ditto.
12892         (RX Options): Ditto.
12893         (SPARC Options): Ditto.
12894
12895 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
12896
12897         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
12898         FreeBSD 6 and later.  Generally use cpu generic.
12899
12900 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
12901
12902         * doc/cpp.texi: Update copyright years.
12903
12904 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
12905
12906         PR target/46898
12907         * config/lm32/lm32.md (ashrsi3): Added needed variable.
12908
12909 2011-02-25  Jon Beniston  <jon@beniston.com>
12910
12911         PR target/46898
12912         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
12913         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
12914         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
12915         (lm32_block_move_inline): Add type cast to remove warning.
12916         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
12917         (gen_int_relational): Move declarations to start of function.
12918
12919 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
12920
12921         PR tree-optimization/45470
12922         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
12923         can throw internally only.
12924         * tree-vect-stmts.c (vectorizable_call): Likewise.
12925
12926 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
12927
12928         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
12929         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
12930         * config/stormy16/stormy16-protos.h
12931         (xstormy16_preferred_reload_class): Remove.
12932         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
12933         static. Change 'rclass' argument and return type to reg_class_t.
12934         (TARGET_PREFERRED_RELOAD_CLASS,
12935         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
12936
12937 2011-02-24  Richard Guenther  <rguenther@suse.de>
12938
12939         * lto-streamer-in.c (input_bb): Do not find referenced vars
12940         in debug statements.
12941
12942 2011-02-23  Jason Merrill  <jason@redhat.com>
12943
12944         * common.opt (fabi-version): Document v5 and v6.
12945
12946 2011-02-23  Richard Guenther  <rguenther@suse.de>
12947
12948         PR tree-optimization/47849
12949         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
12950
12951 2011-02-23  Jie Zhang  <jie@codesourcery.com>
12952
12953         * opts-common.c (decode_cmdline_option): Print empty string
12954         argument as "" in decoded->orig_option_with_args_text.
12955         * gcc.c (execute): Print empty string argument as ""
12956         in the verbose output.
12957         (do_spec_1): Keep empty string argument.
12958
12959 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
12960
12961         * config.gcc: Declare score-* and crx-* obsolete.
12962
12963 2011-02-23  Jie Zhang  <jie@codesourcery.com>
12964
12965         PR rtl-optimization/47763
12966         * web.c (web_main): Ignore naked clobber when replacing register.
12967
12968 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
12969
12970         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
12971         Remove.
12972
12973 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
12974
12975         PR doc/47848
12976         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
12977
12978 2011-02-22  Mike Stump  <mikestump@comcast.net>
12979
12980         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
12981         assembler.
12982         * configure: Regenerate.
12983
12984 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
12985
12986         PR rtl-optimization/46002
12987         * ira-color.c (update_copy_costs): Change class intersection
12988         test to reg_class_contents[] test of 'hard_regno'.
12989
12990 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
12991
12992         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
12993         than Driver option.
12994         * config/hpux11.opt (mt): Likewise.
12995         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
12996         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
12997         * config/vax/elf.opt (mno-asm-pic): Likewise.
12998         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
12999
13000 2011-02-21  Mike Stump  <mikestump@comcast.net>
13001
13002         PR target/47822
13003         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
13004         tree so we can get save the type.
13005         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
13006         for CFString instead of trying to use past the end of the builtins.
13007         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
13008         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
13009         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
13010         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
13011         Rename to darwin_builtin_cfstring.
13012         (darwin_init_cfstring_builtins): Return the built type.
13013
13014 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
13015
13016         PR target/47840
13017         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
13018         (_mm256_insert_epi64): Use _mm_insert_epi64.
13019
13020 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
13021
13022         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13023         * config/stormy16/stormy16-protos.h
13024         (xstormy16_mode_dependent_address_p): Remove.
13025         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
13026         Make static. Change return type to bool. Change argument type to
13027         const_rtx. Remove dead code.
13028         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13029
13030 2011-02-21  Richard Guenther  <rguenther@suse.de>
13031
13032         PR lto/47820
13033         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
13034         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
13035         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
13036         TUs context.
13037         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
13038         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
13039
13040 2011-02-20  Richard Guenther  <rguenther@suse.de>
13041
13042         PR lto/47822
13043         * tree.c (free_lang_data_in_decl): Clean builtins from
13044         the TU decl BLOCK_VARS.
13045
13046 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
13047
13048         PR debug/47620
13049         PR debug/47630
13050         * haifa-sched.c (fix_tick_ready): Skip tick computation
13051         for debug insns.
13052
13053 2011-02-19  Richard Guenther  <rguenther@suse.de>
13054
13055         PR lto/47647
13056         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
13057         Remove lazy BLOCK_VARS streaming.
13058         (lto_input_ts_block_tree_pointers): Likewise.
13059         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
13060
13061 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
13062
13063         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
13064
13065 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
13066
13067         * config/i386/biarch32.h, config/i386/mach.h,
13068         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
13069
13070 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
13071
13072         PR target/47800
13073         * config/i386/i386.md (peephole2 for shift and plus): Use
13074         operands[1] original mode in the first insn.
13075
13076 2011-02-18  Mike Stump  <mikestump@comcast.net>
13077
13078         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
13079
13080 2011-02-18  Jan Hubicka  <jh@suse.cz>
13081
13082         PR middle-end/47788
13083         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
13084         to zero when the function is not inlinable at all.
13085
13086 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13087
13088         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
13089         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
13090         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
13091         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
13092         * config/pa/t-pa64: Likewise.
13093         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
13094
13095 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
13096
13097         PR driver/47787
13098         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
13099
13100 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13101
13102         PR target/47792
13103         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
13104
13105 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
13106
13107         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
13108         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
13109         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
13110         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
13111         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
13112         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
13113         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
13114         m32r_load_postinc_p, m32r_store_preinc_predec_p,
13115         m32r_legitimate_address_p): New functions.
13116         * config/m32r/constraints.md (constraint "S"): Don't use
13117         STORE_PREINC_PREDEC_P.
13118         (constraint "U"): Don't use LOAD_POSTINC_P.
13119
13120 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
13121
13122         PR rtl-optimization/46178
13123         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
13124         compute ira_hard_regno_cover_class[].
13125
13126 2011-02-18  Richard Guenther  <rguenther@suse.de>
13127
13128         PR lto/47798
13129         * lto-streamer.h (lto_global_var_decls): Declare.
13130         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
13131         statics for global var processing.
13132
13133 2011-02-18  Richard Guenther  <rguenther@suse.de>
13134
13135         PR tree-optimization/47737
13136         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
13137         edge dominance check.
13138
13139 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
13140
13141         PR debug/47780
13142         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
13143         avoid invalid rtx sharing.
13144
13145 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
13146
13147         * doc/cpp.texi (Obsolete Features): Add background on the
13148         origin of assertions.
13149
13150 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
13151
13152         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
13153         objc_abi == 2.
13154         * config/darwin.c (output_objc_section_asm_op): Added support for
13155         ABI v1 and v2.
13156         (is_objc_metadata): New.
13157         (darwin_objc2_section): New.
13158         (darwin_objc1_section): New.
13159         (machopic_select_section): Added support for ABI v1 and v2.
13160         (darwin_emit_objc_zeroed): New.
13161         (darwin_output_aligned_bss): Detect objc metadata and treat it
13162         appropriately.
13163         (darwin_asm_output_aligned_decl_common): Same.
13164         (darwin_asm_output_aligned_decl_local): Same.
13165         * config/darwin-sections.def: Updated for ABI v1 and v2.
13166         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
13167         compiling Objective-C code for the NeXT runtime, default to using
13168         ABI version 0 for 32-bit, and version 2 for 64-bit.
13169
13170 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13171
13172         * common.opt (optimize_fast): New Variable.
13173         * opts.c (default_options_optimization): Use opts->x_optimize_fast
13174         instead of local variable ofast.
13175
13176 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
13177
13178         * doc/invoke.texi (fobjc-abi-version): Documented.
13179         (fobjc-nilcheck): Documented.
13180         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
13181         version.
13182
13183 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13184
13185         PR driver/47390
13186         * common.opt (export-dynamic): New Driver option.
13187         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
13188
13189 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13190
13191         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
13192
13193 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
13194             Jan Hubicka  <jh@suse.cz>
13195
13196         PR debug/47106
13197         PR debug/47402
13198         * cfgexpand.c (account_used_vars_for_block): Remove.
13199         (estimated_stack_frame_size): Use referenced vars.
13200         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
13201         that were referenced in the original function.  Test src_fn
13202         rather than cfun.  Drop redundant get_var_ann.
13203         (setup_one_parameter): Drop redundant get_var_ann.
13204         (declare_return_variable): Likewise.
13205         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
13206         (copy_arguments_for_versioning): Drop redundant get_var_ann.
13207         * ipa-inline.c (compute_inline_parameters): Do not compute
13208         disregard_inline_limits here.
13209         (compute_inlinable_for_current, pass_inlinable): New.
13210         (pass_inline_parameters): Require PROP_referenced_vars.
13211         * cgraphunit.c (cgraph_process_new_functions): Don't run
13212         compute_inline_parameters explicitly unless function is in SSA form.
13213         (cgraph_analyze_function): Set .disregard_inline_limits.
13214         * tree-sra.c (convert_callers): Compute inliner parameters
13215         only for functions already in SSA form.
13216
13217 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13218
13219         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
13220         -mlittle-endian-data.
13221
13222 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13223
13224         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
13225         -mno-fpu, not -fpu and -no-fpu.
13226         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
13227         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
13228
13229 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
13230
13231         PR target/43653
13232         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
13233         input reload with PLUS RTX.
13234
13235 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13236
13237         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
13238         of InverseVar(MDMX).
13239
13240 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13241
13242         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
13243         --m4-340.
13244
13245 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13246
13247         * config/mn10300/mn10300.opt (mno-crt0): New.
13248
13249 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13250
13251         * config/m68k/uclinux.opt (static-libc): New Driver option.
13252
13253 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13254
13255         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
13256
13257 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13258
13259         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
13260         %{muser-extend-enabled}.
13261
13262 2011-02-16  Richard Guenther  <rguenther@suse.de>
13263
13264         PR tree-optimization/47738
13265         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
13266         the TODO from tree_predictive_commoning.
13267
13268 2011-02-15  Jeff Law  <law@redhat.com>
13269
13270         Revert
13271         2011-01-25  Jeff Law  <law@redhat.com>
13272
13273         PR rtl-optimization/37273
13274         * ira-costs.c (scan_one_insn): Detect constants living in memory and
13275         handle them like argument loads from stack slots.  Do not double
13276         count memory for memory constants and argument loads from stack slots.
13277
13278 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
13279
13280         PR middle-end/47725
13281         * combine.c (cant_combine_insn_p): Revert the last change.
13282
13283 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
13284
13285         PR target/47755
13286         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
13287         mode for vector constants.  Remove code that checks for TImode.
13288
13289 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
13290
13291         PR debug/47106
13292         PR debug/47402
13293         * cgraph.h (compute_inline_parameters): Return void.
13294         * ipa-inline.c (compute_inline_parameters): Adjust.
13295
13296 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
13297
13298         PR debug/47106
13299         PR debug/47402
13300         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
13301         rather than decl.
13302         * cfgexpand.c (estimated_stack_frame_size): Likewise.
13303         * ipa-inline.c (compute_inline_parameters): Adjust.
13304
13305 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
13306
13307         PR debug/47106
13308         PR debug/47402
13309         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
13310         Adjust all users.  Pass FN to...
13311         * tree-flow-inline.h (first_referenced_var): ... this.  Add
13312         fn argument.
13313         * ipa-struct-reorg.c: Adjust.
13314         * tree-dfa.c: Adjust.
13315         * tree-into-ssa.c: Adjust.
13316         * tree-sra.c: Adjust.
13317         * tree-ssa-alias.c: Adjust.
13318         * tree-ssa-live.c: Adjust.
13319         * tree-ssa.c: Adjust.
13320         * tree-ssanames.c: Adjust.
13321         * tree-tailcall.c: Adjust.
13322
13323 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
13324
13325         PR debug/47106
13326         PR debug/47402
13327         * tree-flow.h (referenced_var_lookup): Add fn parameter.
13328         Adjust all callers.
13329         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
13330         * tree-flow-inline.h: Adjust.
13331         * gimple-pretty-print.c: Adjust.
13332         * tree-into-ssa.c: Adjust.
13333         * tree-ssa.c: Adjust.
13334         * cfgexpand.c: Adjust.
13335
13336 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
13337
13338         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
13339         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13340         (EXTRA_CONSTRAINT): Delete.
13341         * config/iq2000/constraints.md: New file.
13342         * config/iq2000/iq2000.md: Include it.
13343         (define_insn ""): Delete.
13344         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
13345         unsupported constraint letters from patterns.
13346         (call_value, call_value_internal1): Likewise.
13347         (call_value_multiple_internal1): Likewise.
13348
13349 2011-02-15  Nick Clifton  <nickc@redhat.com>
13350
13351         * config/mn10300/mn10300.c: Include tm-constrs.h.
13352         (struct liw_data): New data structure describing an LIW candidate
13353         instruction.
13354         (extract_bundle): Use struct liw_data.  Allow small integer
13355         operands for some instructions.
13356         (check_liw_constraints): Use struct liw_data.  Remove swapped
13357         parameter.  Add comments describing the checks.  Fix bug when
13358         assigning the source of liw1 to the source of liw2.
13359         (liw_candidate): Delete.  Code moved into extract_bundle.
13360         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
13361         before swapping.
13362         * config/mn10300/predicates.md (liw_operand): New predicate.
13363         Allows registers and small integer constants.
13364         * config/mn10300/constraints.md (O): New constraint.  Accetps
13365         integers in the range -8 to +7 inclusive.
13366         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
13367         for moving a small integer into a register.  Give this alternative
13368         LIW attributes.
13369         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
13370         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
13371         using the J,K,L and M constraints,
13372         (liw): Remove SI mode on second operands to allow for HI and QI
13373         mode values.
13374         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
13375         instruction.
13376
13377 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
13378
13379         PR middle-end/47725
13380         * combine.c (cant_combine_insn_p): Check zero/sign extended
13381         hard registers.
13382
13383 2011-02-15  Richard Guenther  <rguenther@suse.de>
13384
13385         PR tree-optimization/47743
13386         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
13387         for a non-type-compatible VN lookup bail out.
13388
13389 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
13390
13391         * config/fr30/constraints.md: New file.
13392         * config/fr30/fr30.md: Include it.
13393         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
13394         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13395         (EXTRA_CONSTRAINT): Delete.
13396
13397 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
13398
13399         * config/frv/constraints.md: New file.
13400         * config/frv/predicates.md: Include it.
13401         * config/frv/frv.c (reg_class_from_letter): Delete.
13402         (frv_option_override): Don't initialize it.
13403         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
13404         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
13405         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
13406         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
13407         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
13408         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13409         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
13410         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
13411         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
13412         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
13413         (REG_CLASS_FROM_CONSTRAINT): Delete.
13414
13415 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
13416
13417         PR middle-end/47581
13418         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
13419         if frame size is 0 in a leaf function.
13420
13421 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13422
13423         PR pch/14940
13424         * config/alpha/host-osf.c: New file.
13425         * config/alpha/x-osf: New file.
13426         * config.host (alpha*-dec-osf*): Use it.
13427
13428 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
13429
13430         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13431         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
13432         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
13433         (rx_mode_dependent_address_p): ...this. Make static. Change argument
13434         type to const_rtx.
13435         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13436
13437 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
13438
13439         * config/stormy16/constraints.md: New file.
13440         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
13441         Use satisfies_constraint_Q and satisfies_constraint_R.
13442         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
13443         Delete.
13444         (xstormy16_legitiamte_address_p): Declare.
13445         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
13446         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13447         (EXTRA_CONSTRAINT): Delete.
13448         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13449         Un-staticize.
13450         (xstormy16_extra_constraint_p): Delete.
13451
13452 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
13453
13454         PR tree-optimization/46494
13455         * loop-unroll.c (split_edge_and_insert): Adjust comment.
13456         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
13457         (pass_rtl_loop_done): Add TODO_verify_flow.
13458         * fwprop.c (pass_rtl_fwprop): Likewise.
13459         * modulo-sched.c (pass_sms): Likewise.
13460         * tree-ssa-dom.c (pass_dominator): Likewise.
13461         * tree-ssa-loop-ch.c (pass_ch): Likewise.
13462         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
13463         (pass_tree_loop_done): Likewise.
13464         * tree-ssa-pre.c (execute_pre): Likewise.
13465         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13466         * tree-ssa-sink.c (pass_sink_code): Likewise.
13467         * tree-vrp.c (pass_vrp): Likewise.
13468
13469 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
13470
13471         * config/v850/constraints.md: New file.
13472         * config/v850/v850.md: Include it.
13473         * config/v850/predicates.md (reg_or_0_operand): Use
13474         satisfies_constraint_G.
13475         (special_symbolref_operand): Use satisfies_constraint_K.
13476         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
13477         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
13478         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
13479         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
13480         (EXTRA_CONSTRAINT): Delete.
13481         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
13482         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
13483         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
13484
13485 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
13486
13487         PR target/47696
13488         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
13489         description.
13490
13491 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
13492
13493         * config/mcore/constraints.md: New file.
13494         * config/mcore/mcore.md: Include it.
13495         * config/mcore/mcore.c (reg_class_from_letter): Delete.
13496         * config/mcore/mcore.h (reg_class_from_letter): Delete.
13497         (REG_CLASS_FROM_LETTER): Delete.
13498         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
13499         insn_const_int_ok_for_constraint.
13500         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
13501         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
13502         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13503         (EXTRA_CONSTRAINT): Delete.
13504
13505 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13506
13507         PR ada/41929
13508         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
13509         (IS_SIGHANDLER): Define.
13510         (sparc64_is_sighandler): New function, split off from
13511         sparc64_fallback_frame_state.
13512         (sparc_is_sighandler): New function, split off from
13513         sparc_fallback_frame_state.
13514         (sparc64_fallback_frame_state): Merge with ...
13515         (sparc_fallback_frame_state): ... this into ...
13516         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
13517         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
13518         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
13519         stack instead of hardcoded offsets.
13520
13521 2011-02-14  Andriy Gapon  <avg@freebsd.org>
13522
13523         PR target/45808
13524         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
13525
13526 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13527
13528         * configure: Regenerate.
13529
13530 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
13531
13532         PR driver/45731
13533         * gcc.c (asm_options): Correct spec matching --target-help.
13534
13535 2011-02-12  Martin Jambor  <mjambor@suse.cz>
13536
13537         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
13538         to gimple call error.
13539
13540 2011-02-12  Mike Stump  <mikestump@comcast.net>
13541
13542         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
13543         comments in backslash regions.
13544
13545 2011-02-12  Mike Stump  <mikestump@comcast.net>
13546             Jakub Jelinek  <jakub@redhat.com>
13547             Iain Sandoe  <iains@gcc.gnu.org>
13548
13549         PR target/47324
13550         * dwarf2out.c (output_cfa_loc): When required, apply the
13551         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
13552         (output_loc_sequence): Likewise.
13553         (output_loc_operands_raw): Likewise.
13554         (output_loc_sequence_raw): Likewise.
13555         (output_cfa_loc): Likewise.
13556         (output_loc_list): Suppress register number adjustment when
13557         calling output_loc_sequence()
13558         (output_die): Likewise.
13559
13560 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
13561
13562         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
13563         Remove macros.
13564         * config/xtensa/xtensa.c (xtensa_register_move_cost,
13565         xtensa_memory_move_cost): New functions.
13566         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
13567
13568 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
13569
13570         PR lto/47225
13571         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
13572         in the current directory.
13573         * configure: Rebuilt.
13574
13575 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
13576
13577         * config/darwin.c (darwin_override_options): Add a hunk missed
13578         from the commit of r168571.  Trim comment line lengths and
13579         correct indents of the preceding block.
13580
13581 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
13582
13583         * gcc.c (driver_handle_option): Concatenate the argument to -F with
13584         the switch.
13585
13586 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
13587
13588         * common.opt (nostartfiles): New Driver option.
13589
13590 2011-02-11  Xinliang David Li  <davidxl@google.com>
13591
13592         PR tree-optimization/47707
13593         * tree-chrec.c (convert_affine_scev): Keep type precision.
13594
13595 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
13596
13597         PR tree-optimization/47420
13598         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
13599
13600 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
13601
13602         PR rtl-optimization/47614
13603         * rtl.h (check_for_inc_dec): Declare.
13604         * dse.c (check_for_inc_dec): Externalize...
13605         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
13606         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
13607
13608 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
13609
13610         PR driver/47678
13611         * gcc.c (main): Do not compile inputs if there were errors in
13612         option handling.
13613         * opts-common.c (read_cmdline_option): Check for wrong language
13614         after other error checks.
13615
13616 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
13617
13618         * cgraph.c: Fix comment typos.
13619         * cgraph.h: Likewise.
13620         * cgraphunit.c: Likewise.
13621         * ipa-cp.c: Likewise.
13622         * ipa-inline.c: Likewise.
13623         * ipa-prop.c: Likewise.
13624         * ipa-pure-const.c: Likewise.
13625         * ipa-ref.c: Likewise.
13626         * ipa-reference.c: Likewise.
13627
13628 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
13629
13630         PR debug/47684
13631         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
13632
13633 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13634
13635         PR testsuite/47400
13636         * doc/sourcebuild.texi (Require Support): Document
13637         dg-require-ascii-locale.
13638
13639 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
13640
13641         * doc/lto.texi (Write summary): Fix missing parentheses.
13642
13643 2011-02-10  DJ Delorie  <dj@redhat.com>
13644
13645         * config/m32c/m32c.c (m32c_option_override): Disable
13646         -fcombine-stack-adjustments until flag value tracking and compare
13647         optimization can be rewritten.
13648
13649 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
13650
13651         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
13652         PROCESSOR_POWER7.
13653         (PROCESSOR_DEFAULT64): Likewise.
13654
13655 2011-02-10  Richard Henderson  <rth@redhat.com>
13656
13657         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
13658         change from 2011-02-03.
13659         * config/rx/rx.c (flags_from_code): Likewise.
13660         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
13661         is valid, n/pz otherwise.
13662         (rx_select_cc_mode): Return CCmode if Y is not zero.
13663
13664 2011-02-10  Richard Guenther  <rguenther@suse.de>
13665
13666         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
13667
13668 2011-02-10  Richard Guenther  <rguenther@suse.de>
13669
13670         PR tree-optimization/47677
13671         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
13672
13673 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
13674
13675         PR target/47665
13676         * combine.c (make_compound_operation): Only change shifts into
13677         multiplication for SCALAR_INT_MODE_P.
13678
13679 2011-02-10  Jie Zhang  <jie@codesourcery.com>
13680
13681         PR testsuite/47622
13682         Revert
13683         2011-02-05  Jie Zhang  <jie@codesourcery.com>
13684         PR debug/42631
13685         * web.c (entry_register): Don't clobber the number of the
13686         first uninitialized reference in used[].
13687
13688 2011-02-09  Richard Guenther  <rguenther@suse.de>
13689
13690         PR tree-optimization/47664
13691         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
13692         all edges again.
13693
13694 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
13695
13696         PR target/46481
13697         PR target/47032
13698         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
13699         PROCESSOR_POWER7.
13700         (PROCESSOR_DEFAULT64): Same.
13701         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
13702
13703 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13704
13705         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
13706
13707 2011-02-09  Martin Jambor  <mjambor@suse.cz>
13708
13709         PR middle-end/45505
13710         * tree-sra.c (struct access): New flags grp_scalar_read and
13711         grp_scalar_write.  Changed description of assignment read and write
13712         flags.
13713         (dump_access): Dump new flags, reorder all of them.
13714         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
13715         to detect multiple scalar reads.
13716         (analyze_access_subtree): Use the new scalar read write flags instead
13717         of the old flags.  Adjusted comments.
13718
13719 2011-02-08  DJ Delorie  <dj@redhat.com>
13720
13721         PR target/47548
13722         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
13723         patterns.
13724
13725 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13726
13727         * config/m68k/uclinux.opt: New.
13728         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
13729
13730 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13731
13732         * config/cris/elf.opt (sim): New Driver option.
13733
13734 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13735
13736         * config/xtensa/elf.opt: New.
13737         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
13738
13739 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13740
13741         * config/vax/elf.opt: New.
13742         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
13743
13744 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13745
13746         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
13747
13748 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13749
13750         * config/gnu-user.opt: New.
13751         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
13752         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
13753         *-*-uclinux*): Use gnu-user.opt.
13754
13755 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
13756
13757         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
13758         * config/i386/gnu.h (CPP_SPEC): Likewise.
13759
13760 2011-02-08  Ian Lance Taylor  <iant@google.com>
13761
13762         * common.opt (fcx-limited-range): Add SetByCombined flag.
13763         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
13764         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
13765         (fassociative-math, freciprocal-math): Likewise.
13766         (funsafe-math-optimizations): Likewise.
13767         * opth-gen.awk: Handle SetByCombined.
13768         * optc-gen.awk: Likewise.
13769         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
13770         (set_unsafe_math_optimizations_flags): Likewise.
13771         * doc/options.texi (Option properties): Document SetByCombined.
13772
13773 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13774
13775         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
13776         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
13777         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
13778         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
13779         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
13780
13781 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
13782
13783         PR tree-optimization/46834
13784         PR tree-optimization/46994
13785         PR tree-optimization/46995
13786         * graphite-sese-to-poly.c (used_outside_reduction): New.
13787         (detect_commutative_reduction): Call used_outside_reduction.
13788         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
13789         translate_scalar_reduction_to_array only when at least one
13790         loop-phi/close-phi tuple has been detected.
13791
13792 2011-02-08  Richard Guenther  <rguenther@suse.de>
13793
13794         PR middle-end/47639
13795         * tree-vect-generic.c (expand_vector_operations_1): Update
13796         stmts here ...
13797         (expand_vector_operations): ... not here.  Cleanup EH info
13798         and the CFG if required.
13799
13800 2011-02-08  Richard Guenther  <rguenther@suse.de>
13801
13802         PR tree-optimization/47641
13803         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
13804         require type compatibility.
13805
13806 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13807
13808         * gimple-low.c (lower_function_body): Don't remove the location of
13809         the return statement here.
13810         (lower_gimple_return): Do it here instead but only if the return
13811         statement is actually used twice.
13812
13813 2011-02-08  Richard Guenther  <rguenther@suse.de>
13814
13815         PR tree-optimization/47632
13816         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
13817         unused up_to_stmt parameter, return whether cfg-cleanup is
13818         necessary, remove EH info properly.
13819         (forward_propagate_into_gimple_cond): Adjust caller.
13820         (forward_propagate_into_cond): Likewise.
13821         (forward_propagate_comparison): Likewise.
13822         (tree_ssa_forward_propagate_single_use_vars): Make
13823         forward_propagate_comparison case similar to the two others.
13824
13825 2011-02-08  Nick Clifton  <nickc@redhat.com>
13826
13827         * config/mn10300/mn10300.opt (mliw): New command line option.
13828         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
13829         (liw_bundling): New automaton.
13830         (liw): New attribute.
13831         (liw_op): New attribute.
13832         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
13833         (movsi_internal): Add LIW attributes.
13834         (andsi3): Likewise.
13835         (iorsi3): Likewise.
13836         (xorsi3): Likewise.
13837         (addsi3): Separate register and immediate alternatives.
13838         Add LIW attributes.
13839         (subsi3): Likewise.
13840         (cmpsi): Likewise.
13841         (aslsi3): Likewise.
13842         (lshrsi3): Likewise.
13843         (ashrsi3): Likewise.
13844         (liw): New pattern.
13845         * config/mn10300/mn10300.c (liw_op_names): New
13846         (mn10300_print_operand): Handle 'W' operand descriptor.
13847         (extract_bundle): New function.
13848         (check_liw_constraints): New function.
13849         (liw_candidate): New function.
13850         (mn10300_bundle_liw): New function.
13851         (mn10300_reorg): New function.
13852         (TARGET_MACHINE_DEPENDENT_REORG): Define.
13853         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
13854         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
13855         __LIW__ or __NO_LIW__.
13856         * doc/invoke.texi: Describe the -mliw command line option.
13857
13858 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13859
13860         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
13861         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
13862         pthread_mutex_unlock): Remove.
13863         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
13864         * config/pa/t-pa64: Likewise.
13865         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
13866         shared libc if not linking against libpthread.
13867         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
13868
13869 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
13870
13871         PR target/47558
13872         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
13873         on 10.6 and later to ensure that we always use the unwinder from
13874         the system.  Only add -no_compact_unwind when tarteting darwin
13875         10.6 or later.
13876
13877 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
13878
13879         PR target/46997
13880         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
13881         (vec_interleave_lowv2sf): Ditto.
13882         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
13883         (vec_extract_oddv2sf): Ditto.
13884
13885 2011-02-07  Mike Stump  <mikestump@comcast.net>
13886
13887         PR target/42333
13888         Add __ieee_divdc3 entry point.
13889         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
13890         entry point.
13891         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
13892         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
13893         * config/darwin.c (darwin_rename_builtins): Add.
13894         * config/darwin-protos.h (darwin_rename_builtins): Add.
13895
13896 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
13897
13898         PR target/47636
13899         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
13900         for the condition.
13901
13902 2011-02-07  Mike Stump  <mikestump@comcast.net>
13903
13904         * config/darwin.opt (mmacosx-version-min): Update default OS version.
13905
13906 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
13907
13908         PR target/47534
13909         * config/avr/libgcc.S (exit): Move .endfunc
13910
13911 2011-02-07  Richard Guenther  <rguenther@suse.de>
13912
13913         PR tree-optimization/47615
13914         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
13915         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
13916         (run_scc_vn): Initialize it.
13917         (visit_reference_op_load): Use it.
13918         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
13919
13920 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13921
13922         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
13923         DImode trapping arithmetic libfuncs.
13924
13925 2011-02-07  Richard Guenther  <rguenther@suse.de>
13926
13927         PR tree-optimization/47621
13928         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
13929         two duplicates ...
13930         (execute_update_addresses_taken): ... here.  Make it more
13931         conservative in what we accept.
13932
13933 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
13934
13935         * config/sparc/freebsd.h (ASM_SPEC): Define.
13936         * config/sparc/vxworks.h (ASM_SPEC): Define.
13937
13938 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
13939
13940         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13941
13942 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
13943
13944         * doc/invoke.texi: Remove reference to compiler internals from
13945         user documentation.
13946
13947         * reg-notes.def: Remove REG_VALUE_PROFILE.
13948         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
13949
13950 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
13951
13952         PR middle-end/47610
13953         * varasm.c (default_section_type_flags): If decl is NULL,
13954         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
13955
13956 2011-02-05  Jie Zhang  <jie@codesourcery.com>
13957
13958         PR debug/42631
13959         * web.c (entry_register): Don't clobber the number of the
13960         first uninitialized reference in used[].
13961
13962 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
13963
13964         PR tree-optimization/46194
13965         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
13966         (build_classic_dist_vector_1): Do not represent classic distance
13967         vectors when the access functions are variating in different loops.
13968
13969 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13970
13971         * config/mips/iris6.opt: New.
13972         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
13973
13974 2011-02-04  Richard Henderson  <rth@redhat.com>
13975             Steve Ellcey  <sje@cup.hp.com>
13976
13977         PR target/46997
13978         * config/ia64/predicates.md (mux1_brcst_element): New.
13979         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
13980         * config/ia64/ia64.c (ia64_unpack_assemble): New.
13981         (ia64_unpack_sign): New.
13982         (ia64_expand_unpack): Rewrite using new routines.
13983         (ia64_expand_widen_sum): Ditto.
13984         (ia64_expand_dot_prod_v8qi): Ditto.
13985         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
13986         routines, add endian check.
13987         (pmpy2_even): Rename from pmpy2_r, add endian check.
13988         (pmpy2_odd): Rename from pmpy2_l, add endian check.
13989         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
13990         (vec_widen_smult_hi_v4hi): Ditto.
13991         (vec_widen_umult_lo_v4hi): Ditto.
13992         (vec_widen_umult_hi_v4hi): Ditto.
13993         (mulv2si3): Change endian checks.
13994         (sdot_prodv4hi): Rewrite with new calls.
13995         (udot_prodv4hi): New.
13996         (vec_pack_ssat_v4hi): Add endian check.
13997         (vec_pack_usat_v4hi): Ditto.
13998         (vec_pack_ssat_v2si): Ditto.
13999         (max1_even): Rename from max1_r, add endian check.
14000         (max1_odd): Rename from max1_l, add endian check.
14001         (*mux1_rev): Format change.
14002         (*mux1_mix): Ditto.
14003         (*mux1_shuf): Ditto.
14004         (*mux1_alt): Ditto.
14005         (*mux1_brcst_v8qi): Use new predicate.
14006         (vec_extract_evenv8qi): Remove endian check.
14007         (vec_extract_oddv8qi): Ditto.
14008         (vec_interleave_lowv4hi): Format change.
14009         (vec_interleave_highv4hi): Ditto.
14010         (mix2_even): Rename from mix2_r, add endian check.
14011         (mix2_odd): Rename from mux2_l, add endian check.
14012         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
14013         (vec_extract_evenodd_helper): Format change.
14014         (vec_extract_evenv4hi): Remove endian check.
14015         (vec_extract_oddv4hi): Remove endian check.
14016         (vec_interleave_lowv2si): Format change.
14017         (vec_interleave_highv2si): Format change.
14018         (vec_initv2si): Remove endian check.
14019         (vecinit_v2si): Add endian check.
14020         (reduc_splus_v2sf): Add endian check.
14021         (reduc_smax_v2sf): Ditto.
14022         (reduc_smin_v2sf): Ditto.
14023         (vec_initv2sf): Remove endian check.
14024         (fpack): Add endian check.
14025         (fswap): Add endian check.
14026         (vec_interleave_highv2sf): Add endian check.
14027         (vec_interleave_lowv2sf): Add endian check.
14028         (fmix_lr): Add endian check.
14029         (vec_setv2sf): Format change.
14030         (*vec_extractv2sf_0_be): Use shift to extract operand.
14031         (*vec_extractv2sf_1_be): New.
14032         (vec_pack_trunc_v4hi): Add endian check.
14033         (vec_pack_trunc_v2si): Format change.
14034
14035 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
14036
14037         PR inline-asm/23200
14038         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
14039         do bb, locus and block comparison and disallow loads if it is not set.
14040         (stmt_is_replaceable_p): New function.
14041         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
14042         callers.
14043         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
14044         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
14045         SSA_NAME_DEF_STMT.
14046         * tree-flow.h (stmt_is_replaceable_p): New prototype.
14047
14048 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
14049
14050         * config/rs6000/xilinx.opt: New.
14051         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
14052
14053 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
14054
14055         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
14056
14057 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
14058
14059         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
14060         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
14061         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
14062         secondary_reload_info, xtensa_secondary_reload): Remove.
14063         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
14064         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
14065         (xtensa_preferred_reload_class): Make static. Change return and
14066         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
14067         Use CONST_DOUBLE_P predicate.
14068         (xtensa_preferred_output_reload_class): New function.
14069         (xtensa_secondary_reload): Make static.
14070
14071 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
14072
14073         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
14074         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
14075         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
14076
14077 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
14078
14079         PR middle-end/31490
14080         * output.h (SECTION_RELRO): Define.
14081         (SECTION_MACH_DEP): Adjust.
14082         (get_variable_section): New prototype.
14083         * varpool.c (varpool_finalize_named_section_flags): New function.
14084         (varpool_assemble_pending_decls): Call it.
14085         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
14086         * cgraphunit.c (cgraph_output_in_order): Call
14087         varpool_finalize_named_section_flags.
14088         * varasm.c (get_section): Allow section flags conflicts between
14089         relro and read-only sections if the section hasn't been declared yet.
14090         Set SECTION_OVERRIDE after diagnosing section type conflict.
14091         (get_variable_section): No longer static.
14092         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
14093         readonly sections that need relocations.
14094         (decl_readonly_section_1): New function.
14095         (decl_readonly_section): Use it.
14096
14097         Revert:
14098         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
14099                     Steve Ellcey  <sje@cup.hp.com>
14100
14101         PR middle-end/31490
14102         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
14103         if section attribute used.
14104
14105 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
14106
14107         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
14108         * config/darwin.c (SECTION_NO_ANCHOR): Define.
14109         (darwin_init_sections): Remove assertion.
14110
14111 2011-02-03  Nick Clifton  <nickc@redhat.com>
14112
14113         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
14114         lt and ge.
14115         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
14116         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
14117         instead of "n" and "pz".
14118         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
14119         CC_FLAG_S.
14120
14121 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
14122
14123         PR target/47312
14124         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
14125         fma, expand FMA_EXPR as fma{,f,l} call.
14126
14127         PR lto/47274
14128         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
14129         copy them into a unsigned char variable and pass address of it to
14130         lto_output_data_stream.
14131
14132         PR target/47564
14133         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
14134         around backend_init_target and lang_dependent_init_target calls.
14135         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
14136         (verify_cgraph_node): Don't call set_cfun here.  Use
14137         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
14138         Set error_found for incorrectly represented calls to thunks.
14139
14140 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
14141
14142         PR debug/43092
14143         PR rtl-optimization/43494
14144         * rtl.h (for_each_inc_dec_fn): New type.
14145         (for_each_inc_dec): Declare.
14146         * rtlanal.c (struct for_each_inc_dec_ops): New type.
14147         (for_each_inc_dec_find_inc_dec): New fn.
14148         (for_each_inc_dec_find_mem): New fn.
14149         (for_each_inc_dec): New fn.
14150         * dse.c (struct insn_size): Remove.
14151         (replace_inc_dec, replace_inc_dec_mem): Remove.
14152         (emit_inc_dec_insn_before): New fn.
14153         (check_for_inc_dec): Use it, along with for_each_inc_dec.
14154         (canon_address): Pass mem modes to cselib_lookup.
14155         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
14156         (cselib_lookup_from_insn): Likewise.
14157         (cselib_subst_to_values): Likewise.
14158         * cselib.c (find_slot_memmode): New var.
14159         (cselib_find_slot): New fn.  Use it instead of
14160         htab_find_slot_with_hash everywhere.
14161         (entry_and_rtx_equal_p): Use find_slot_memmode.
14162         (autoinc_split): New fn.
14163         (rtx_equal_for_cselib_p): Rename and implement in terms of...
14164         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
14165         Deal with autoinc.  Special-case recursion into MEMs.
14166         (cselib_hash_rtx): Likewise.
14167         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
14168         address and MEM modes.
14169         (cselib_subst_to_values): Add memmode, pass it on.
14170         Deal with autoinc.
14171         (cselib_lookup): Add memmode argument, pass it on.
14172         (cselib_lookup_from_insn): Add memmode.
14173         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
14174         (struct cselib_record_autoinc_data): New.
14175         (cselib_record_autoinc_cb): New fn.
14176         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
14177         mode to cselib_lookup.  Reset autoinced REGs here instead of...
14178         (cselib_process_insn): ... here.
14179         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
14180         to cselib_lookup.
14181         (add_uses): Likewise, also to cselib_subst_to_values.
14182         (add_stores): Likewise.
14183         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
14184         cselib_subst_to_values.
14185         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
14186         * gcse.c (do_local_cprop): Adjusted.
14187         * postreload.c (reload_cse_simplify_set): Adjusted.
14188         (reload_cse_simplify_operands): Adjusted.
14189         * sel-sched-dump (debug_mem_addr_value): Pass mode.
14190
14191 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
14192
14193         PR tree-optimization/45122
14194         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
14195         unsafe assumptions when there's more than one loop exit.
14196
14197 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
14198
14199         PR target/47272
14200         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
14201         Document using vector double with the load/store builtins, and
14202         that the load/store builtins always use Altivec instructions.
14203
14204         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
14205         to use altivec memory instructions, even on VSX.
14206         (vector_altivec_store_<mode>): Ditto.
14207
14208         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
14209         function.
14210
14211         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14212         V2DF, V2DI support to load/store overloaded builtins.
14213
14214         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
14215         altivec load/store builtins for V2DF/V2DI types.
14216
14217         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
14218         set avoid indexed addresses on power6 if -maltivec.
14219         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
14220         vector_altivec_load/vector_altivec_store builtins.
14221         (altivec_expand_st_builtin): Ditto.
14222         (altivec_expand_builtin): Add VSX memory builtins.
14223         (rs6000_init_builtins): Add V2DI types to internal types.
14224         (altivec_init_builtins): Add support for V2DF/V2DI altivec
14225         load/store builtins.
14226         (rs6000_address_for_altivec): Insure memory address is appropriate
14227         for Altivec.
14228
14229         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
14230         vec_vsx_ld and vec_vsx_st.
14231         (vsx_store_<mode>): Ditto.
14232
14233         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
14234         variables to hold long long types for VSX vector memory builtins.
14235         (RS6000_BTI_unsigned_long_long): Ditto.
14236         (long_long_integer_type_internal_node): Ditti.
14237         (long_long_unsigned_type_internal_node): Ditti.
14238
14239         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
14240         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
14241         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
14242
14243         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
14244         short cuts.
14245         (vec_vsx_st): Ditto.
14246
14247 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
14248
14249         * config/pa/pa-hpux10.opt: New.
14250         * config/hpux11.opt (pthread): New Driver option.
14251         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
14252         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
14253
14254 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
14255
14256         * config/ia64/vms.opt: New.
14257         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
14258
14259 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
14260
14261         PR target/47580
14262         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
14263         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
14264         generator functions.
14265         (vsx_floatuns<VSi><mode>2): Ditto.
14266         (vsx_fix_trunc<mode><VSi>2): Ditto.
14267         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
14268
14269 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
14270
14271         * config/i386/djgpp.opt (posix): New Driver option.
14272
14273 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
14274
14275         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
14276         Move to the unsupported targets list.
14277
14278 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
14279
14280         PR rtl-optimization/47525
14281         * df-scan.c: Update copyright years.
14282         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
14283         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
14284
14285 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14286
14287         * config/i386/sysv4.h (TARGET_VERSION): Remove.
14288         (SUBTARGET_RETURN_IN_MEMORY): Remove.
14289         (ASM_OUTPUT_ASCII): Remove.
14290         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
14291
14292 2011-02-02  Jeff Law  <law@redhat.com>
14293
14294         PR middle-end/47543
14295         * reload.c (find_reloads_address): Handle reg+d address where both
14296         components are invalid by reloading the entire address.
14297
14298 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
14299             Richard Guenther  <rguenther@suse.de>
14300
14301         PR tree-optimization/40979
14302         PR bootstrap/47044
14303         * passes.c (init_optimization_passes): After LIM call copy_prop
14304         and DCE to clean up.
14305         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
14306
14307 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
14308
14309         PR tree-optimization/47576
14310         PR tree-optimization/47555
14311         * doc/invoke.texi (scev-max-expr-complexity): Documented.
14312         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
14313         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
14314         * tree-scalar-evolution.c (follow_ssa_edge): Use
14315         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
14316
14317 2011-02-02  Richard Guenther  <rguenther@suse.de>
14318
14319         PR tree-optimization/47566
14320         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
14321
14322 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
14323
14324         PR debug/47106
14325         PR debug/47402
14326         * tree-inline.c (declare_return_variable): Remove unused caller
14327         variable.
14328
14329         PR debug/47106
14330         PR debug/47402
14331         * tree-flow-inline.h (clear_is_used, is_used_p): New.
14332         * cfgexpand.c (account_used_vars_for_block): Use them.
14333         * tree-nrv.c (tree_nrv): Likewise.
14334         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
14335         (dump_scope_block): Likewise.
14336         (remove_unused_locals): Likewise.
14337
14338         PR debug/47106
14339         PR debug/47402
14340         * tree-inline.c (declare_return_variable): Add result decl to
14341         local decls only once.
14342         * gimple-low.c (record_vars_into): Mark newly-created variables
14343         as referenced.
14344
14345 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
14346
14347         PR debug/47498
14348         PR debug/47501
14349         PR debug/45136
14350         PR debug/45130
14351         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
14352         debug insns.
14353         (no_real_insns_p, schedule_block, set_priorities): Drop special
14354         treatment of boundary debug insns.
14355         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
14356         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
14357         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
14358         (BOUNDARY_DEBUG_INSN_P): Likewise.
14359         (SCHEDULE_DEBUG_INSN_P): Likewise.
14360         * sched-rgn.c (init_ready_list): Drop special treatment of
14361         boundary debug insns.
14362         * final.c (rest_of_clean_state): Clear notes' BB.
14363
14364 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14365
14366         * config/openbsd.opt (assert=): New Driver option.
14367
14368 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14369
14370         * config/i386/nto.opt: New.
14371         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
14372
14373 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14374
14375         * config/i386/netware.opt: New.
14376         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
14377
14378 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14379
14380         * config/interix.opt (posix): New Driver option.
14381
14382 2011-02-01  DJ Delorie  <dj@redhat.com>
14383
14384         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
14385
14386         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
14387         class for A0/A1.
14388
14389 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
14390
14391         PR tree-optimization/47561
14392         * toplev.c (process_options): Print the Graphite flags.  Add
14393         flag_loop_flatten to the list of options requiring Graphite.
14394
14395 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14396
14397         * config/i386/cygming.opt (posix): New Driver option.
14398
14399 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14400
14401         * config/arm/vxworks.opt: New.
14402         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
14403
14404 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14405
14406         * config/alpha/elf.opt: New.
14407         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
14408         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
14409
14410 2011-02-01  Richard Guenther  <rguenther@suse.de>
14411
14412         PR tree-optimization/47559
14413         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
14414         store-motion on references that can throw.
14415
14416 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
14417
14418         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
14419         * tree-pass.h (TDF_CSELIB): New macro.
14420         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
14421         cselib_lookup): Check for it rather than for TDF_DETAILS.
14422
14423 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
14424
14425         PR driver/47547
14426         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
14427         is HOST_BIT_BUCKET.
14428
14429         * opts.c (finish_options): Don't add x_aux_base_name if it is
14430         HOST_BIT_BUCKET.
14431
14432 2011-02-01  Richard Guenther  <rguenther@suse.de>
14433
14434         PR tree-optimization/47555
14435         Revert
14436         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
14437
14438         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
14439
14440 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
14441
14442         PR gcc/46692
14443         * config/lm32/t-lm32: Add multilib for all CPU options.
14444
14445 2011-02-01  Richard Guenther  <rguenther@suse.de>
14446
14447         PR tree-optimization/47541
14448         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14449         sure to have a field at offset zero.
14450
14451 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
14452
14453         * config/arc/arc.opt (EB, EL): New Driver options.
14454
14455 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
14456
14457         * config/alpha/osf5.opt: New.
14458         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
14459
14460 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
14461
14462         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
14463
14464 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
14465
14466         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
14467         -floop-interchange.
14468         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
14469         is an alias of -floop-interchange and that it requires the
14470         Graphite infrastructure.
14471         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
14472         flag_loop_interchange based on the value of flag_tree_loop_linear.
14473
14474 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
14475             Richard Guenther  <rguenther@suse.de>
14476
14477         PR tree-optimization/47538
14478         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
14479         type instead of r1type, except for comparisons.  For right
14480         shifts and comparisons punt if there are mismatches in
14481         sizetype vs. non-sizetype types.
14482
14483 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14484
14485         * doc/sourcebuild.texi (Effective-Target Keywords): Document
14486         avx_runtime.
14487
14488 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14489
14490         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
14491         version number.
14492         * configure: Regenerate.
14493
14494 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14495
14496         * configure.ac (gcc_cv_ld_static_option): Define.
14497         (gcc_cv_ld_dynamic_option): Define.
14498         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
14499         instead.
14500         (HAVE_LD_STATIC_DYNAMIC): Update message.
14501         (LD_STATIC_OPTION): Define.
14502         (LD_DYNAMIC_OPTION): Define.
14503         * configure: Regenerate.
14504         * config.in: Regenerate.
14505         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
14506         HAVE_LD_STATIC_DYNAMIC]: Use them.
14507
14508 2011-01-31  Nick Clifton  <nickc@redhat.com>
14509
14510         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
14511         registers inside interrupt handlers if the handler is not a leaf
14512         function.
14513
14514 2011-01-31  Nick Clifton  <nickc@redhat.com>
14515
14516         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
14517         reg_renumber returning an INVALID_REGNUM.
14518
14519 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
14520
14521         PR libgcj/44341
14522         * doc/install.texi: Document host options discarded when cross
14523         configuring target libraries.
14524
14525 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
14526
14527         Reverted:
14528         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
14529         PR debug/45136
14530         PR debug/45130
14531         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
14532         debug insns.
14533         (no_real_insns_p, schedule_block, set_priorities): Drop special
14534         treatment of boundary debug insns.
14535         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
14536         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
14537         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
14538         (BOUNDARY_DEBUG_INSN_P): Likewise.
14539         (SCHEDULE_DEBUG_INSN_P): Likewise.
14540         * sched-rgn.c (init_ready_list): Drop special treatment of
14541         boundary debug insns.
14542         * final.c (rest_of_clean-state): Clear notes' BB.
14543
14544 2011-01-31  Alan Modra  <amodra@gmail.com>
14545
14546         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
14547         toc relative expressions as we do in print_operand_address.
14548
14549 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
14550
14551         * doc/extend.texi: Follow spelling conventions.
14552         * doc/invoke.texi: Fix a typo.
14553
14554 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
14555
14556         * config/hpux11.opt: New.
14557         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
14558         ia64*-*-hpux*): Use hpux11.opt.
14559
14560 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
14561
14562         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
14563         to tmake_file.
14564
14565 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
14566
14567         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
14568         support sites.
14569
14570 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
14571
14572         * doc/install.texi (Binaries): Remove outdated reference for
14573         Motorola 68HC11/68HC12 downloads.
14574
14575 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
14576
14577         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
14578         Drepper's paper.
14579
14580 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
14581
14582         PR bootstrap/47147
14583         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
14584         used by NetBSD.
14585
14586 2011-01-28  Ahmad Sharif  <asharif@google.com>
14587
14588         * value-prof.c (check_counter): Corrected error message.
14589
14590 2011-01-29  Jie Zhang  <jie@codesourcery.com>
14591
14592         * config/arm/arm.c (arm_legitimize_reload_address): New.
14593         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
14594         arm_legitimize_reload_address.
14595         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
14596
14597 2011-01-28  Ian Lance Taylor  <iant@google.com>
14598
14599         * godump.c (go_define): Ignore macros whose definitions include
14600         two adjacent operands.
14601
14602 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
14603
14604         PR target/42894
14605         * varasm.c (force_const_mem): Store copy of x in desc->constant
14606         instead of x itself.
14607         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
14608         itself into REG_EQUAL note.
14609
14610 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
14611
14612         * config/freebsd.opt (posix, rdynamic): New Driver options.
14613
14614 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14615
14616         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
14617         -Bstatic/-Bdynamic.
14618         * configure: Regenerate.
14619
14620 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
14621
14622         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
14623         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
14624
14625 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
14626
14627         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
14628         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
14629         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
14630         (s390_preferred_reload_class): Make static. Change return and
14631         'rclass' argument type to reg_class_t.
14632
14633 2011-01-27  Jan Hubicka  <jh@suse.cz>
14634
14635         PR middle-end/46949
14636         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
14637         (process_function_and_variable_attributes): Check defined weakrefs.
14638
14639 2011-01-27  Martin Jambor  <mjambor@suse.cz>
14640
14641         PR tree-optimization/47228
14642         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
14643         build_ref_for_offset.
14644
14645 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14646
14647         * config/spu/spu-elf.h (ASM_SPEC): Remove.
14648
14649 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
14650
14651         PR rtl-optimization/46856
14652         * postreload.c (reload_combine_recognize_const_pattern): Do not
14653         separate cc0 setter and user on cc0 targets.
14654
14655 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
14656
14657         PR c/43082
14658         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
14659         passed a VOID_TYPE expression, immediately emit an error and
14660         return error_mark_node.
14661
14662 2011-01-26  Jeff Law  <law@redhat.com>
14663
14664         PR rtl-optimization/47464
14665         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
14666         rather than may_trap_p as needed.
14667
14668 2011-01-26  DJ Delorie  <dj@redhat.com>
14669
14670         PR rtl-optimization/46878
14671         * combine.c (insn_a_feeds_b): Check for the implicit cc0
14672         setter/user dependency as well.
14673
14674 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
14675
14676         PR rtl-optimization/44469
14677         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
14678         after removing trivially dead basic blocks.
14679
14680 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14681
14682         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
14683         * config/frv/frv.h (LINK_SPEC): Likewise.
14684         * config/i386/netware.h (LINK_SPEC): Likewise.
14685         * config/m68k/linux.h (ASM_SPEC): Likewise.
14686         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14687         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
14688         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14689         * config/sparc/linux.h (ASM_SPEC): Likewise.
14690         * config/sparc/linux64.h (ASM_SPEC): Likewise.
14691         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
14692
14693 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14694
14695         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
14696         * config/frv/frv.h (ASM_SPEC): Likewise.
14697         * config/m68k/linux.h (ASM_SPEC): Likewise.
14698         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
14699         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
14700         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14701         * config/sparc/linux.h (ASM_SPEC): Likewise.
14702         * config/sparc/linux64.h (ASM_SPEC): Likewise.
14703         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
14704
14705 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14706
14707         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
14708         * config/frv/frv.h (LINK_SPEC): Likewise.
14709         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
14710
14711 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14712
14713         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
14714         * config/frv/frv.h (ASM_SPEC): Likewise.
14715         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
14716         * config/m68k/linux.h (ASM_SPEC): Likewise.
14717         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
14718         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
14719         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14720         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
14721         * config/sparc/linux.h (ASM_SPEC): Likewise.
14722         * config/sparc/linux64.h (ASM_SPEC): Likewise.
14723         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
14724         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
14725
14726 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
14727
14728         PR target/46997
14729         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
14730         (*mux2): Ditto.
14731         (vec_extract_evenodd_help): Ditto.
14732         (vec_extract_evenv4hi): Ditto.
14733         (vec_extract_oddv4hi): Ditto.
14734         (vec_interleave_lowv2si): Ditto.
14735         (vec_interleave_highv2si): Ditto.
14736         (vec_extract_evenv2si): Ditto.
14737         (vec_extract_oddv2si: Ditto.
14738         (vec_pack_trunc_v2si): Ditto.
14739
14740 2011-01-22  Jan Hubicka  <jh@suse.cz>
14741
14742         PR target/47237
14743         * cgraph.h (cgraph_local_info): New field can_change_signature.
14744         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
14745         signature can change.
14746         (ipcp_estimate_growth): Call sequence simplify only if calle signature
14747         can change.
14748         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
14749         (cgraph_function_versioning): We can not change signature of functions
14750         that don't allow that.
14751         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
14752         (lto_input_node): Likewise.
14753         * ipa-inline.c (compute_inline_parameters): Compute
14754         local.can_change_signature.
14755         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
14756         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
14757         functions that can not change signature.
14758         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
14759         init_cumulative_args): Do not use local calling conventions
14760         for functions that can not change signature.
14761
14762 2011-01-22  Jan Hubicka  <jh@suse.cz>
14763
14764         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
14765
14766 2011-01-26  Richard Guenther  <rguenther@suse.de>
14767
14768         PR tree-optimization/47190
14769         * cgraphunit.c (process_common_attributes): New function.
14770         (process_function_and_variable_attributes): Use it.
14771
14772 2011-01-26  Richard Guenther  <rguenther@suse.de>
14773
14774         PR lto/47423
14775         * cgraphbuild.c (record_eh_tables): Record reference to personality
14776         function.
14777
14778 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
14779
14780         PR debug/45454
14781         * sel-sched.c (moveup_expr): Don't let debug insns prevent
14782         non-debug insns from moving up.
14783
14784 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
14785
14786         PR target/40125
14787         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
14788         t-dlldir{,-x} fragment for build and add it to tmake_file.
14789         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
14790         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
14791         * config/i386/t-dlldir: New file.
14792         (SHLIB_DLLDIR): Define.
14793         * config/i386/t-dlldir-x: New file.
14794         (SHLIB_DLLDIR): Define.
14795         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
14796         (SHLIB_INSTALL): Use it.
14797
14798 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
14799
14800         PR target/47246
14801         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
14802         lower bound of the allowed Thumb-2 coprocessor load/store
14803         index range to -256. Add explaining comment.
14804
14805 2011-01-25  Ian Lance Taylor  <iant@google.com>
14806
14807         * godump.c (go_define): Improve lexing of macro expansion to only
14808         accept expressions which match Go spec.
14809
14810 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
14811
14812         PR c++/43601
14813         * tree.c (handle_dll_attribute): Handle it.
14814         * doc/extend.texi (@item dllexport): Mention it.
14815         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
14816
14817 2011-01-25  Ian Lance Taylor  <iant@google.com>
14818
14819         PR tree-optimization/26854
14820         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
14821         (decl_jump_unsafe): Move higher in file, with no other change.
14822         (bind): Set has_jump_unsafe_decl if appropriate.
14823         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
14824         (check_earlier_gotos): Likewise.
14825         (c_check_switch_jump_warnings): Likewise.
14826
14827 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
14828
14829         * doc/invoke.texi (Warning Options): Add missing hyphen.
14830         (-fprofile-dir): Minor grammatical fixes.
14831         (-fbranch-probabilities): Likewise.
14832
14833 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
14834
14835         PR debug/45136
14836         PR debug/45130
14837         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
14838         debug insns.
14839         (no_real_insns_p, schedule_block, set_priorities): Drop special
14840         treatment of boundary debug insns.
14841         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
14842         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
14843         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
14844         (BOUNDARY_DEBUG_INSN_P): Likewise.
14845         (SCHEDULE_DEBUG_INSN_P): Likewise.
14846         * sched-rgn.c (init_ready_list): Drop special treatment of
14847         boundary debug insns.
14848         * final.c (rest_of_clean-state): Clear notes' BB.
14849
14850 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14851
14852         * Makefile.in (LAMBDA_H): Removed.
14853         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
14854         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
14855         lambda-trans.o, and tree-loop-linear.o.
14856         (lto-symtab.o): Remove dependence on LAMBDA_H.
14857         (tree-loop-linear.o): Remove rule.
14858         (lambda-mat.o): Same.
14859         (lambda-trans.o): Same.
14860         (lambda-code.o): Same.
14861         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
14862         (tree-vect-slp.o): Same.
14863         * hwint.h (gcd): Moved here.
14864         (least_common_multiple): Same.
14865         * lambda-code.c: Removed.
14866         * lambda-mat.c: Removed.
14867         * lambda-trans.c: Removed.
14868         * lambda.h: Removed.
14869         * tree-loop-linear.c: Removed.
14870         * lto-symtab.c: Do not include lambda.h.
14871         * omega.c (gcd): Removed.
14872         * passes.c (init_optimization_passes): Remove pass_linear_transform.
14873         * tree-data-ref.c (print_lambda_vector): Moved here.
14874         (lambda_vector_copy): Same.
14875         (lambda_matrix_copy): Same.
14876         (lambda_matrix_id): Same.
14877         (lambda_vector_first_nz): Same.
14878         (lambda_matrix_row_add): Same.
14879         (lambda_matrix_row_exchange): Same.
14880         (lambda_vector_mult_const): Same.
14881         (lambda_vector_negate): Same.
14882         (lambda_matrix_row_negate): Same.
14883         (lambda_vector_equal): Same.
14884         (lambda_matrix_right_hermite): Same.
14885         * tree-data-ref.h: Do not include lambda.h.
14886         (lambda_vector): Moved here.
14887         (lambda_matrix): Same.
14888         (dependence_level): Same.
14889         (lambda_transform_legal_p): Removed declaration.
14890         (lambda_collect_parameters): Same.
14891         (lambda_compute_access_matrices): Same.
14892         (lambda_vector_gcd): Same.
14893         (lambda_vector_new): Same.
14894         (lambda_vector_clear): Same.
14895         (lambda_vector_lexico_pos): Same.
14896         (lambda_vector_zerop): Same.
14897         (lambda_matrix_new): Same.
14898         * tree-flow.h (least_common_multiple): Removed declaration.
14899         * tree-parloops.c (lambda_trans_matrix): Moved here.
14900         (LTM_MATRIX): Same.
14901         (LTM_ROWSIZE): Same.
14902         (LTM_COLSIZE): Same.
14903         (LTM_DENOMINATOR): Same.
14904         (lambda_trans_matrix_new): Same.
14905         (lambda_matrix_vector_mult): Same.
14906         (lambda_transform_legal_p): Same.
14907         * tree-pass.h (pass_linear_transform): Removed declaration.
14908         * tree-ssa-loop.c (tree_linear_transform): Removed.
14909         (gate_tree_linear_transform): Removed.
14910         (pass_linear_transform): Removed.
14911         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
14912         flag_loop_interchange.
14913
14914 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14915
14916         PR tree-optimization/47265
14917         PR tree-optimization/47443
14918         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
14919         if name still has some uses.
14920
14921 2011-01-25  Martin Jambor  <mjambor@suse.cz>
14922
14923         PR tree-optimization/47382
14924         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
14925         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
14926
14927 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
14928
14929         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
14930         sjlj_except_unwind_info.
14931
14932 2011-01-25  Richard Guenther  <rguenther@suse.de>
14933
14934         PR tree-optimization/47426
14935         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
14936         visible functions results escape.
14937
14938 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14939
14940         PR target/45701
14941         * config/arm/arm.c (any_sibcall_uses_r3): New function.
14942         (arm_get_frame_offsets): Use it.
14943
14944 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14945             Jakub Jelinek  <jakub@redhat.com>
14946
14947         PR tree-optimization/47271
14948         * tree-if-conv.c (bb_postdominates_preds): New.
14949         (if_convertible_bb_p): Call bb_postdominates_preds.
14950         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
14951         (predicate_scalar_phi): Call bb_postdominates_preds.
14952
14953 2011-01-25  Nick Clifton  <nickc@redhat.com>
14954
14955         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
14956         * config/rx/rx.c (rx_function_value): Likewise.
14957         (rx_promote_function_mode): Likewise.
14958         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
14959         in order to make it legitimate.
14960         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
14961         make sure that the first operand is the same as the result register.
14962         (addsi3_unspec): Delete.
14963         (subdi3): Do not accept immediate operands.
14964         (subdi3_internal): Likewise.
14965
14966 2011-01-25  Jeff Law  <law@redhat.com>
14967
14968         PR rtl-optimization/37273
14969         * ira-costs.c (scan_one_insn): Detect constants living in memory and
14970         handle them like argument loads from stack slots.  Do not double
14971         count memory for memory constants and argument loads from stack slots.
14972
14973 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14974
14975         PR tree-optimization/47427
14976         PR tree-optimization/47428
14977         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
14978         coalesce if the new root var would be TREE_READONLY.
14979
14980 2011-01-25  Richard Guenther  <rguenther@suse.de>
14981
14982         PR middle-end/47414
14983         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
14984         correct type for TBAA.
14985
14986 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14987
14988         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
14989         (close_phi_written_to_memory): Call for_each_index with
14990         dr_indices_valid_in_loop.
14991
14992 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14993
14994         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
14995         when it is initialized.
14996
14997 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14998
14999         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
15000         call to graphite_find_data_references_in_stmt.
15001         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
15002         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
15003         call to graphite_find_data_references_in_stmt.
15004         (analyze_drs_in_stmts): Same.
15005         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
15006         in which the scalar analysis of indices is performed.
15007         (create_data_ref): Same.  Update call to dr_analyze_indices.
15008         (find_data_references_in_stmt): Update call to create_data_ref.
15009         (graphite_find_data_references_in_stmt): Same.
15010         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
15011         declaration.
15012         (create_data_ref): Same.
15013         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
15014         call to create_data_ref.
15015
15016 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15017
15018         * graphite-sese-to-poly.c (build_poly_scop): Move
15019         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
15020
15021 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15022
15023         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
15024         VAR_DECL, PARM_DECL, and RESULT_DECL.
15025
15026 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15027
15028         * graphite-dependences.c (reduction_dr_1): Allow several reductions
15029         in a reduction PBB.
15030         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
15031         that have already been marked as PBB_IS_REDUCTION.
15032
15033 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15034
15035         * graphite-scop-detection.c (same_close_phi_node): New.
15036         (remove_duplicate_close_phi): New.
15037         (make_close_phi_nodes_unique): New.
15038         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
15039
15040 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15041
15042         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
15043         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
15044         of both data references to be the same.
15045
15046 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15047
15048         * graphite-dependences.c (build_lexicographical_constraint): Remove
15049         the gdim parameter.
15050         (build_lexicographical_constraint): Adjust call to
15051         ppl_powerset_is_empty.
15052         (dependence_polyhedron): Same.
15053         (graphite_legal_transform_dr): Same.
15054         (graphite_carried_dependence_level_k): Same.
15055         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
15056         parameter.
15057         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
15058
15059 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15060
15061         * graphite-sese-to-poly.c
15062         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
15063         (close_phi_written_to_memory): New.
15064         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
15065         and unshare_expr.
15066
15067 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15068
15069         * doc/install.texi: Update the expected version number of PPL to 0.11.
15070         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
15071         #if PPL_VERSION_MINOR < 11.
15072
15073 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15074
15075         * graphite-dependences.c: Include graphite-cloog-util.h.
15076         (new_poly_ddr): Inlined into dependence_polyhedron.
15077         (free_poly_ddr): Moved close by new_poly_ddr.
15078         (dependence_polyhedron_1): Renamed dependence_polyhedron.
15079         Early return NULL when ppl_powerset_is_empty returns true.
15080         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
15081         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
15082         (graphite_legal_transform_dr): Call new_poly_ddr.
15083         (graphite_carried_dependence_level_k): Same.
15084         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
15085         (dot_transformed_deps_stmt_1): Removed.
15086         (dot_deps_stmt_1): Call dot_deps_stmt_2.
15087         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
15088         (dot_deps_1): Call dot_deps_2.
15089         * Makefile.in (graphite-dependences.o): Add missing dependence on
15090         graphite-cloog-util.h.
15091
15092 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15093
15094         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
15095         (build_lexicographical_constraint): Same.
15096         (dependence_polyhedron_1): Same.
15097         (graphite_legal_transform_dr): Same.
15098         (graphite_carried_dependence_level_k): Same.
15099         * graphite-ppl.c (ppl_powerset_is_empty): New.
15100         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
15101         * tree-data-ref.c (dump_data_reference): Print the basic block index.
15102
15103 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15104
15105         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
15106         the "a followed by b" relation and document it.
15107
15108 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15109
15110         * graphite-dependences.c (build_lexicographical_constraint): Stop the
15111         iteration when the bag of constraints is empty.
15112
15113 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15114
15115         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
15116
15117 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15118
15119         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
15120         nest and two loop depths as parameters.
15121         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
15122         lst_perfect_nestify.
15123
15124 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15125
15126         * graphite-dependences.c (print_pddr): Call
15127         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
15128
15129 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15130
15131         * graphite-ppl.c (debug_gmp_value): New.
15132         * graphite-ppl.h (debug_gmp_value): Declared.
15133
15134 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
15135
15136         * doc/install.texi: Document availability of cloog-0.16.
15137
15138 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
15139
15140         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
15141         invalid postdominance info.
15142
15143 2011-01-24  Jan Hubicka  <jh@suse.cz>
15144
15145         PR c/21659
15146         * doc/extend.texi (weak pragma): Drop claim that it must
15147         appear before definition.
15148         * varasm.c (merge_weak, declare_weak): Only sanity check
15149         that DECL is not output at a time it is declared weak.
15150
15151 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
15152
15153         * machmode.def: Fixed comments.
15154
15155 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
15156
15157         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
15158
15159 2011-01-24  Paul Koning  <ni1d@arrl.net>
15160
15161         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
15162         WORDS_BIG_ENDIAN.
15163
15164 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
15165
15166         PR target/46519
15167         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
15168         (block_info): Add scanned and prev.
15169         (move_or_delete_vzeroupper_2): Return if the basic block
15170         has been scanned and the upper 128bit state is unchanged
15171         from the last scan.
15172         (move_or_delete_vzeroupper_1): Return true if the exit
15173         state is changed.
15174         (move_or_delete_vzeroupper): Visit basic blocks using the
15175         work-list based algorithm based on vt_find_locations in
15176         var-tracking.c.
15177
15178         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
15179
15180 2011-01-24  Nick Clifton  <nickc@redhat.com>
15181
15182         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
15183         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
15184         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
15185         then define __v850e1__.
15186         * doc/invoke.texi: Document -mv850es.
15187
15188 2011-01-24  Richard Henderson  <rth@redhat.com>
15189
15190         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
15191         compound unordered comparisons.
15192         * config/rx/rx.c (rx_split_fp_compare): Remove.
15193         * config/rx/rx-protos.h: Update.
15194         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
15195         (cbranchsf4): Don't call rx_split_fp_compare.
15196         (*cbranchsf4): Use rx_split_cbranch.
15197         (*cmpsf): Don't accept "i" constraint.
15198         (*conditional_branch): Only valid after reload.
15199         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
15200
15201 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
15202
15203         PR target/47385
15204         * config/rs6000/altivec.md (vector constant splitters): Add
15205         support for creating vector single precision constants if -mvsx is
15206         used and we would create the constant using Altivec primitives.
15207
15208 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
15209             Richard Sandiford  <rdsandiford@googlemail.com>
15210
15211         PR rtl-optimization/47166
15212         * reload1.c (emit_reload_insns): Disable the spill_reg_store
15213         mechanism for PRE_MODIFY and POST_MODIFY.
15214         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
15215         reloadreg.
15216
15217 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
15218
15219         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
15220
15221 2011-01-22  Jan Hubicka  <jh@suse.cz>
15222
15223         PR lto/47333
15224         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
15225
15226 2011-01-22  Jan Hubicka  <jh@suse.cz>
15227
15228         PR tree-optimization/43884
15229         PR lto/44334
15230         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
15231         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
15232
15233 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
15234
15235         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
15236         * config/s390/s390.c (s390_register_move_cost,
15237         s390_memory_move_cost): New.
15238         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
15239
15240 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15241
15242         PR middle-end/47401
15243         * except.c (sjlj_assign_call_site_values): Move setting the
15244         crtl->uses_eh_lsda flag to ...
15245         (sjlj_mark_call_sites): ... here.
15246         (sjlj_emit_function_enter): Support NULL dispatch label.
15247         (sjlj_build_landing_pads): In a function with no landing pads
15248         that still has must-not-throw regions, generate code to register
15249         a personality function with empty LSDA.
15250
15251 2011-01-21  Richard Henderson  <rth@redhat.com>
15252
15253         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
15254
15255         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
15256
15257         * compare-elim.c: New file.
15258         * Makefile.in (OBJS-common): Add it.
15259         (compare-elim.o): New.
15260         * common.opt (fcompare-elim): New.
15261         * opts.c (default_options_table): Add OPT_fcompare_elim.
15262         * tree-pass.h (pass_compare_elim_after_reload): New.
15263         * passes.c (init_optimization_passes): Add it.
15264         * recog.h: Protect against re-inclusion.
15265         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
15266         * doc/invoke.texi (-fcompare-elim): Document it.
15267         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
15268         * doc/tm.texi: Rebuild.
15269
15270 2011-01-22  Nick Clifton  <nickc@redhat.com>
15271
15272         * config/rx/rx.md (cstoresf4): Pass comparison operator to
15273         rx_split_fp_compare.
15274
15275 2011-01-22  Nick Clifton  <nickc@redhat.com>
15276
15277         * config/rx/rx.md (UNSPEC_CONST): New.
15278         (deallocate_and_return): Wrap the amount popped off the stack in
15279         an UNSPEC_CONST in order to stop it being rejected by
15280         -mmax-constant-size.
15281         (pop_and_return): Add a "(return)" rtx.
15282         (call): Drop the immediate operand.
15283         (call_internal): Likewise.
15284         (call_value): Likewise.
15285         (call_value_internal): Likewise.
15286         (sibcall_internal): Likewise.
15287         (sibcall_value_internal): Likewise.
15288         (sibcall): Likewise.  Generate an explicit call using
15289         sibcall_internal.
15290         (sibcall_value): Likewise.
15291         (mov<>): FAIL if a constant operand is not legitimate.
15292         (addsi3_unpsec): New pattern.
15293
15294         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
15295         (ok_for_max_constant): New function.
15296         (gen_safe_add): New function.
15297         (rx_expand_prologue): Use gen_safe_add.
15298         (rx_expand_epilogue): Likewise.
15299         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
15300         UNSPEC CONSTs.
15301
15302 2011-01-21  Jeff Law  <law@redhat.com>
15303
15304         PR tree-optimization/47053
15305         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
15306         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
15307         statements are deleted.
15308         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
15309         is nonempty, then purge dead edges and cleanup the CFG.
15310
15311 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
15312
15313         PR debug/47402
15314         Temporarily revert:
15315         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
15316         PR debug/47106
15317         * tree-dfa.c (create_var_ann): Mark variable as used.
15318
15319 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
15320
15321         PR middle-end/45566
15322         * except.c (convert_to_eh_region_ranges): Emit queued no-region
15323         notes from other section in hot/cold partitioning even if
15324         last_action is -3.  Increment call_site_base.
15325
15326         PR rtl-optimization/47366
15327         * fwprop.c (forward_propagate_into): Return bool.  If
15328         any changes are made, -fnon-call-exceptions is used and
15329         REG_EH_REGION note is present, call purge_dead_edges
15330         and return true if it purged anything.
15331         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
15332         any EH edges were purged.
15333
15334 2011-01-21  Jeff Law  <law@redhat.com>
15335
15336         PR rtl-optimization/41619
15337         * caller-save.c (setup_save_areas): Break out code to determine
15338         which hard regs are live across calls by examining the reload chains
15339         so that it is always used.
15340         Eliminate code which checked REG_N_CALLS_CROSSED.
15341
15342 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
15343
15344         PR tree-optimization/47355
15345         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
15346         NOP has non-debug uses beyond PHIs in new_bb.
15347
15348 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
15349
15350         PR debug/47106
15351         * cfgexpand.c (account_used_vars_for_block): Only account vars
15352         that are annotated as used.
15353         (estimated_stack_frame_size): Don't set TREE_USED.
15354         * tree-dfa.c (create_var_ann): Mark variable as used.
15355
15356 2011-01-21  Richard Guenther  <rguenther@suse.de>
15357
15358         PR middle-end/47395
15359         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
15360
15361 2011-01-21  Richard Guenther  <rguenther@suse.de>
15362
15363         PR tree-optimization/47365
15364         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
15365         (vn_reference_lookup_pieces): Adjust.
15366         (vn_reference_lookup): Likewise.
15367         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
15368         (vn_reference_lookup_3): Only look through kills if in
15369         VN_WALKREWRITE mode.
15370         (vn_reference_lookup_pieces): Adjust.
15371         (vn_reference_lookup): Likewise.
15372         (visit_reference_op_load): Likewise.
15373         (visit_reference_op_store): Likewise.
15374         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
15375         (compute_avail): Likewise.
15376         (eliminate): Likewise.
15377
15378 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
15379
15380         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
15381         DECL_IGNORED_P non-reg vars if they are used.
15382
15383         PR tree-optimization/47391
15384         * varpool.c (const_value_known_p): Return false if
15385         decl is volatile.
15386
15387 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
15388
15389         PR bootstrap/47215
15390         * config/i386/i386.c (ix86_local_alignment): Handle
15391         case for va_list_type_node is nil.
15392         (ix86_canonical_va_list_type): Likewise.
15393
15394 2011-01-21  Alan Modra  <amodra@gmail.com>
15395
15396         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
15397         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
15398
15399 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
15400
15401         * config/arm/arm.md (define_attr type): Rename f_load
15402         and f_store to f_fpa_load and f_fpa_store. Update.
15403         (write_conflict): Deal with rename fallout.
15404         (*push_fp_multi): Likewise.
15405         * config/arm/fpa.md (f_load): Use f_fpa_load.
15406         (f_store): Use f_fpa_store.
15407         (*movsf_fpa): Likewise.
15408         (*movdf_fpa): Likewise.
15409         (*movxf_fpa): Likewise.
15410         (*thumb2_movsf_fpa): Likewise.
15411         (*thumb2_movdf_fpa): Likewise.
15412         (*thumb2_movxf_fpa): Likewise.
15413         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
15414         f_loadd and f_stored.
15415         (*thumb2_movdi_vfp): Likewise.
15416         (*thumb2_movsf_vfp): Fix attribute to f_loads.
15417         (*thumb2_movsi_vfp): Likewise.
15418         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
15419         Use f_loads instead of f_load.
15420         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
15421
15422 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
15423
15424         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
15425         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
15426         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
15427         (xtensa_mode_dependent_address_p): New function.
15428         (constantpool_address_p): Make static. Change return type to bool.
15429         Change argument type to const_rtx. Use CONST_INT_P predicate.
15430
15431 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
15432
15433         PR debug/46583
15434         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
15435
15436 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
15437
15438         PR debug/47283
15439         * cfgexpand.c (expand_debug_expr): Instead of generating
15440         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
15441         etc. handling.
15442
15443 2011-01-20  Richard Guenther  <rguenther@suse.de>
15444
15445         PR middle-end/47370
15446         * tree-inline.c (remap_gimple_op_r): Recurse manually for
15447         the pointer operand of MEM_REFs.
15448
15449 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
15450
15451         PR tree-optimization/46130
15452         * ipa-split.c (consider_split): If return_bb contains non-virtual
15453         PHIs other than for retval or if split_function would not adjust it,
15454         refuse to split.
15455
15456 2011-01-20  Richard Guenther  <rguenther@suse.de>
15457
15458         PR tree-optimization/47167
15459         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15460         Revert previous change, only avoid enumeral type changes.
15461
15462 2011-01-19  Mike Stump  <mikestump@comcast.net>
15463
15464         * doc/tm.texi.in (BRANCH_COST): Englishify.
15465         * doc/tm.texi (BRANCH_COST): Likewise.
15466
15467 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
15468
15469         PR c++/47291
15470         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
15471         (gen_scheduled_generic_parms_dies): New functions.
15472         (gen_struct_or_union_type_die): Schedule template parameters DIEs
15473         generation for the end of CU compilation.
15474         (dwarf2out_finish): Generate template parameters DIEs here.
15475
15476 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
15477
15478         PR debug/46240
15479         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
15480         debug bind stmt on merge edges.
15481
15482 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
15483
15484         PR debug/47079
15485         PR debug/46724
15486         * function.c (instantiate_expr): Instantiate incoming rtl of
15487         implicit arguments, and recurse on VALUE_EXPRs.
15488         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
15489         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
15490
15491 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
15492
15493         * c-parser.c (c_parser_for_statement): Initialize
15494         collection_expression.
15495
15496 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15497
15498         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
15499
15500 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15501
15502         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
15503         (LINK_SHLIB_SPEC): Don't use %(link_path).
15504         (SUBTARGET_EXTRA_SPECS): Remove link_path.
15505
15506 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15507
15508         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
15509         (NO_SHARED_LIB_SUPPORT): Remove.
15510         (LINK_SHLIB_SPEC): Remove one conditional definition.
15511
15512 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15513
15514         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
15515         %{call_shared}.
15516         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
15517         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
15518         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
15519         %{call_shared} and conditionals on these options not being passed.
15520         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
15521         %{call_shared}.
15522
15523 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
15524
15525         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
15526         simplify.
15527
15528         * ipa-split.c: Spelling fixes.
15529
15530 2011-01-19  Richard Henderson  <rth@redhat.com>
15531
15532         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
15533         (*mulsi3): Likewise.
15534
15535         * longlong.h [__mn10300__] (count_leading_zeros): New.
15536         [__mn10300__] (umul_ppmm, smul_ppmm): New.
15537         [__mn10300__] (add_ssaaaa, subddmmss): New.
15538         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
15539         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
15540
15541 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15542
15543         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
15544
15545 2011-01-19  Richard Henderson  <rth@redhat.com>
15546
15547         * config/mn10300/mn10300.md (addsi3_flags): New.
15548         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
15549         (subsi3_flags, subc_internal, subdi3): New.
15550         (subdi3_internal, *subdi3_degenerate): New.
15551         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
15552
15553         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
15554         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
15555         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
15556         * config/mn10300/mn10300-protos.h: Update.
15557         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
15558         (return_ret): Likewise.  Rename from return_internal_regs.
15559         (return_internal): Remove.
15560
15561         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
15562         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
15563         (mn10300_legitimate_constant_p): Likewise.
15564         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
15565         (mn10300_frame_size): New.
15566         (mn10300_expand_prologue): Use it.
15567         (mn10300_expand_epilogue): Likewise.
15568         (mn10300_initial_offset): Likewise.
15569         * config/mn10300/mn10300-protos.h: Update.
15570         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
15571         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
15572         (prologue, epilogue, return_internal): Tidy output code.
15573         (mn10300_store_multiple_operation, return): Likewise.
15574         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
15575         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
15576         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
15577         (load_pic, am33_load_pic): New.
15578         (mn10300_load_pic0, mn10300_load_pic1): New.
15579
15580         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
15581         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
15582         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
15583         (cc_flags_for_mode, cc_flags_for_code): New.
15584         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
15585         overflow flag is not valid.  Validate that the flags we need
15586         for the comparison are valid.
15587         (mn10300_output_cmp): Remove.
15588         (mn10300_output_add): New.
15589         (mn10300_select_cc_mode): Use cc_flags_for_code.
15590         (mn10300_split_cbranch): New.
15591         (mn10300_match_ccmode): New.
15592         (mn10300_split_and_operand_count): New.
15593         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
15594         to the function.
15595         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
15596         (addsi3): ... here.  Use mn10300_output_add.
15597         (*addsi3_flags): New.
15598         (*am33_subsi3, *mn10300_subsi3): Merge...
15599         (subsi3): ... here.  Use attribute isa.
15600         (*subsi3_flags): New.
15601         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
15602         when possible.
15603         (*am33_andsi3, *mn10300_andsi3): Merge...
15604         (andsi3): ... here.
15605         (*andsi3_flags): New.
15606         (andsi3 splitters): New.
15607         (*am33_iorsi3, *mn10300_iorsi3): Merge...
15608         (iorsi3): ... here.
15609         (*iorsi3_flags): New.
15610         (*am33_xorsi3, *mn10300_xorsi3): Merge...
15611         (xorsi3): ... here.
15612         (*xorsi3_flags): New.
15613         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
15614         (one_cmplsi2): ... here.
15615         (*one_cmplsi2_flags): New.
15616         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
15617         instead of "dax" in constraints.  Use mn10300_split_cbranch.
15618         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
15619         use matching constraints to eliminate a self-comparison.
15620         (*integer_conditional_branch): Rename from integer_conditional_branch.
15621         Use int_mode_flags to match CC_REG.
15622         (*cbranchsi4_btst, *btstsi): New.
15623         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
15624         mn10300_split_cbranch.
15625         (*am33_cmpsf): Rename from am33_cmpsf.
15626         (*float_conditional_branch): Rename from float_conditional_branch.
15627         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
15628         (zero_extendqisi2): ... here.
15629         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
15630         (zero_extendhisi2): ... here.
15631         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
15632         (extendqisi2): ... here.
15633         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
15634         (extendhisi2): ... here.
15635         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
15636         (ashlsi3): ... here.
15637         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
15638         (lshrsi3): ... here.
15639         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
15640         (ashrsi3): ... here.
15641         (consecutive add peephole): Remove.
15642         * config/mn10300/predicates.md (label_ref_operand): New.
15643         (int_mode_flags): New.
15644         (CCZN_comparison_operator): New.
15645
15646         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
15647         (throughput_42_latency_43): New reservation.
15648         (mulsidi3, umulsidi3): New expanders.
15649         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
15650         the MDR register to allocation; separately allocate the low and
15651         high parts of the DImode result.
15652         (umulsidi3_internal): Similarly.
15653         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
15654         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
15655         (udivsi3, umodsi3): Remove.
15656         (udivmodsi4, divmodsi4): New expanders.
15657         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
15658         (*divmodsi4): Simiarly.
15659         (ext_internal): New.
15660
15661         * config/mn10300/constraints.md ("z"): New constraint.
15662         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
15663         (FIXED_REGISTERS): Don't fix MDR.
15664         (CALL_USED_REGSITERS): Reformat nicely.
15665         (REG_ALLOC_ORDER): Add MDR.
15666         (enum regclass): Add MDR_REGS.
15667         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
15668         (IRA_COVER_CLASSES): Add MDR_REGS.
15669         (REGNO_REG_CLASS): Handle MDR_REG.
15670         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
15671         (mn10300_register_move_cost): Likewise.
15672         * config/mn10300/mn10300.md (MDR_REG): New.
15673         (*movsi_internal): Handle moves to/from MDR_REGS.
15674
15675         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
15676         POST_MODIFY.
15677         (mn10300_secondary_reload): Tidy combination reload classes.
15678         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
15679         addresses for AM33.  Allow symbolic offsets for reg+imm.
15680         (mn10300_regno_in_class_p): New.
15681         (mn10300_legitimize_reload_address): New.
15682         * config/mn10300/mn10300.h (enum reg_class): Remove
15683         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
15684         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
15685         SP_OR_GENERAL_REGS.
15686         (REG_CLASS_NAMES): Update to match.
15687         (REG_CLASS_CONTENTS): Likewise.
15688         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
15689         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
15690         (REGNO_IN_RANGE_P): Remove.
15691         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
15692         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
15693         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
15694         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
15695         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
15696         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
15697         (REGNO_GENERAL_P): New.
15698         (HAVE_POST_MODIFY_DISP): New.
15699         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
15700         (LEGITIMIZE_RELOAD_ADDRESS): New.
15701         * config/mn10300/mn10300-protos.h: Update.
15702
15703         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
15704         DATA_REGS for AM33 stack-pointer destination.
15705         (mn10300_preferred_output_reload_class): Likewise.
15706         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
15707         into a form appropriate for ...
15708         (TARGET_SECONDARY_RELOAD): New.
15709         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
15710         * config/mn10300/mn10300-protos.h: Update.
15711         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
15712         reload_insi; use the "A" constraint for the scratch; handle AM33
15713         moves of sp to non-address registers.
15714
15715         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
15716         (*movqi_internal): ... here.
15717         (*am33_movhi, *mn10300_movhi): Merge into...
15718         (*movhi_internal): ... here.
15719         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
15720         as the source/destination of moves from/to SP.
15721         (movsf): Only allow for AM33-2.
15722         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
15723         any integer constant constraint.  Only allow for AM33-2.  Tidy
15724         all of the alternative outputs.
15725         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
15726         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
15727         for MN103.
15728         (udivsi3, umodsi3): New patterns for MN103 only.
15729
15730 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
15731
15732         * doc/tm.texi.in: Spell out that a lack of register class unions
15733         can lead to ICEs.
15734         * doc/tm.texi: Regenerate.
15735
15736 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
15737
15738         PR rtl-optimization/47337
15739         * dce.c (check_argument_store): New function.
15740         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
15741
15742         PR tree-optimization/47290
15743         * tree-eh.c (infinite_empty_loop_p): New function.
15744         (cleanup_empty_eh): Use it.
15745
15746 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
15747
15748         PR target/46997
15749         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
15750         (a64_expand_widen_sum): Ditto.
15751         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
15752         (vec_extract_evenodd_help): Ditto.
15753         (vec_extract_evenv4hi): Ditto.
15754         (vec_extract_oddv4hi): Ditto.
15755         (vec_extract_evenv2si): Ditto.
15756         (vec_extract_oddv2si): Ditto.
15757         (vec_extract_evenv2sf): Ditto.
15758         (vec_extract_oddv2sf): Ditto.
15759         (vec_pack_trunc_v4hi: Ditto.
15760         (vec_pack_trunc_v2si): Ditto.
15761         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
15762         (vec_interleave_highv8qi): Ditto.
15763         (mix1_r): Ditto.
15764         (vec_extract_oddv8qi): Ditto.
15765         (vec_interleave_lowv4hi): Ditto.
15766         (vec_interleave_highv4hi): Ditto.
15767         (vec_interleave_lowv2si): Ditto.
15768         (vec_interleave_highv2si): Ditto.
15769
15770 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15771
15772         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
15773         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
15774         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
15775         (pa_c_mode_for_suffix): New.
15776         (TARGET_EXPAND_BUILTIN): Define.
15777         (TARGET_C_MODE_FOR_SUFFIX): Define.
15778         (pa_builtins): Define.
15779         (pa_init_builtins): Register __float128 type and init new support
15780         builtins.
15781         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
15782         * config/pa/quadlib.c (_U_Qfcopysign): New.
15783
15784 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
15785
15786         PR middle-end/46894
15787         * explow.c (allocate_dynamic_stack_space): Do not assume more than
15788         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
15789         are defined.
15790
15791 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15792
15793         PR tree-optimization/47179
15794         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
15795         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
15796
15797 2011-01-18  Richard Guenther  <rguenther@suse.de>
15798
15799         PR rtl-optimization/47216
15800         * emit-rtl.c: Include tree-flow.h.
15801         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
15802         of replicating it with different semantics.
15803         * Makefile.in (emit-rtl.o): Adjust.
15804
15805 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
15806
15807         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
15808         (cortex_a9_dp): Handle neon types correctly.
15809
15810 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
15811
15812         PR rtl-optimization/47299
15813         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
15814         subtarget.  Use normal multiplication if both operands are constants.
15815         * expmed.c (expand_widening_mult): Don't try to optimize constant
15816         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
15817         before using it.
15818
15819 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15820
15821         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
15822         spacing after 'e.g.', typos, comma, hyphenation.
15823
15824 2011-01-17  Richard Henderson  <rth@redhat.com>
15825
15826         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
15827         (rx_restricted_mem_operand): New.
15828         (rx_shift_operand): Use register_operand.
15829         (rx_source_operand, rx_compare_operand): Likewise.
15830         * config/rx/rx.md (addsi3_flags): New expander.
15831         (adddi3): Rewrite as expander.
15832         (adc_internal, *adc_flags, adddi3_internal): New patterns.
15833         (subsi3_flags): New expander.
15834         (subdi3): Rewrite as expander.
15835         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
15836
15837         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
15838         (rx_init_builtins): Remove sat builtin.
15839         (rx_expand_builtin): Likewise.
15840         * config/rx/rx.md (ssaddsi3): New.
15841         (*sat): Rename from sat.  Represent the CC_REG input.
15842
15843         * config/rx/predicates.md (rshift_operator): New.
15844         * config/rx/rx.c (rx_expand_insv): Remove.
15845         * config/rx/rx-protos.h: Update.
15846         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
15847         operand to the canonical position.
15848         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
15849         (*bitclr, *bitclr_in_memory): Similarly.
15850         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
15851         (insv): Retain the zero_extract in the expansion.
15852
15853         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
15854         (bswaphi2, bitinvert, revw): Likewise.
15855
15856         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
15857         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
15858         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
15859         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
15860         (bitset, bitset_in_memory): Likewise.
15861         (bitinvert, bitinvert_in_memory): Likewise.
15862         (bitclr, bitclr_in_memory): Likewise.
15863         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
15864         (rx_strend, rx_cmpstrn): Likewise.
15865         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
15866         (bitop peep2 patterns): Remove.
15867
15868         * config/rx/rx.c (rx_match_ccmode): New.
15869         * config/rx/rx-protos.h: Update.
15870         * config/rx/rx.md (abssi2): Clobber, don't set flags.
15871         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
15872         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
15873         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
15874         (fix_truncsfsi2, floatsisf2): Likewise.
15875         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
15876         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
15877         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
15878         (*subsi3_flags, *xorsi3_flags): New.
15879
15880         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
15881
15882         * config/rx/rx.c (rx_print_operand): Remove workaround for
15883         unsplit comparison operations.
15884
15885         * config/rx/rx.md (movsicc): Split after reload.
15886         (*movsicc): Merge *movsieq and *movsine via match_operator.
15887         (*stcc): New pattern.
15888
15889         * config/rx/rx.c (rx_float_compare_mode): Remove.
15890         * config/rx/rx.h (rx_float_compare_mode): Remove.
15891         * config/rx/rx.md (cstoresi4): Split after reload.
15892         (*sccc): New pattern.
15893
15894         * config/rx/predicates.md (label_ref_operand): New.
15895         (rx_z_comparison_operator): New.
15896         (rx_zs_comparison_operator): New.
15897         (rx_fp_comparison_operator): New.
15898         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
15899         Validate that the flags are set properly for the comparison.
15900         (rx_gen_cond_branch_template): Remove.
15901         (rx_cc_modes_compatible): Remove.
15902         (mode_from_flags): New.
15903         (flags_from_code): Rename from flags_needed_for_conditional.
15904         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
15905         (rx_select_cc_mode): Likewise.
15906         (rx_split_fp_compare): New.
15907         (rx_split_cbranch): New.
15908         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
15909         (*cbranchsi4): Use match_operator and rx_split_cbranch.
15910         (*cbranchsf4): Similarly.
15911         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
15912         match_operator and rx_split_cbranch.
15913         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
15914         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
15915         (*cmpsi): Rename from cmpsi.
15916         (*tstsi): Rename from tstsi.
15917         (*cmpsf): Rename from cmpsf; use CC_Fmode.
15918         (*conditional_branch): Rename from conditional_branch.
15919         (*reveresed_conditional_branch): Remove.
15920         (b<code>): Remove expander.
15921         * config/rx/rx-protos.h: Update.
15922
15923         * config/rx/rx.c (rx_compare_redundant): Remove.
15924         * config/rx/rx.md (cmpsi): Don't use it.
15925         * config/rx/rx-protos.h: Update.
15926
15927         * config/rx/rx-modes.def (CC_F): New mode.
15928         * config/rx/rx.c (rx_select_cc_mode): New.
15929         * config/rx/rx.h (SELECT_CC_MODE): Use it.
15930         * config/rx/rx-protos.h: Update.
15931
15932 2011-01-17  Richard Henderson  <rth@redhat.com>
15933
15934         * except.c (dump_eh_tree): Fix stray ; after for statement.
15935
15936 2011-01-17  Richard Guenther  <rguenther@suse.de>
15937
15938         PR tree-optimization/47313
15939         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
15940         handling before copying the body.  Properly deal with
15941         by-reference result in SSA form.
15942
15943 2011-01-17  Ian Lance Taylor  <iant@google.com>
15944
15945         PR target/47219
15946         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
15947         (struct_value_alias_set): Don't define.
15948         (sparc_option_override): Don't set sparc_sr_alias_set and
15949         struct_value_alias_set.
15950         (save_or_restore_regs): Use gen_frame_mem rather than calling
15951         set_mem_alias_set.
15952         (sparc_struct_value_rtx): Likewise.
15953
15954 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
15955
15956         PR target/47318
15957         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
15958         (_mm_maskstore_pd): Likewise.
15959         (_mm_maskload_ps): Likewise.
15960         (_mm_maskstore_ps): Likewise.
15961         (_mm256_maskload_pd): Change mask to __m256i.
15962         (_mm256_maskstore_pd): Likewise.
15963         (_mm256_maskload_ps): Likewise.
15964         (_mm256_maskstore_ps): Likewise.
15965
15966         * config/i386/i386-builtin-types.def: Updated.
15967         (ix86_expand_special_args_builtin): Likewise.
15968
15969         * config/i386/i386.c (bdesc_special_args): Update
15970         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
15971         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
15972         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
15973         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
15974
15975         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
15976         Use <avxpermvecmode> on mask register.
15977         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
15978
15979 2011-01-17  Olivier Hainque  <hainque@adacore.com>
15980             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
15981             Eric Botcazou  <ebotcazou@adacore.com>
15982
15983         PR target/46655
15984         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
15985         if <= USHRT_MAX in 32-bit mode.
15986
15987 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15988
15989         * doc/install.texi (Configuration, Specific): Wrap long
15990         lines in examples.  Allow line wrapping in long options
15991         and URLs where beneficial for PDF output.
15992
15993 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
15994
15995         * config/mips/mips.c (mips_classify_symbol): Don't return
15996         SYMBOL_PC_RELATIVE for nonlocal labels.
15997
15998 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
15999
16000         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
16001
16002 2011-01-15  Jan Hubicka  <jh@suse.cz>
16003
16004         PR tree-optimization/47276
16005         * ipa.c (function_and_variable_visibility): Do not try to mark alias
16006         declarations as needed.
16007
16008 2011-01-15  Martin Jambor  <mjambor@suse.cz>
16009
16010         * common.opt (fdevirtualize): New flag.
16011         * doc/invoke.texi (Option Summary): Document it.
16012         * opts.c (default_options_table): Add devirtualize flag.
16013         * ipa-prop.c (detect_type_change): Return immediately if
16014         devirtualize flag is not set.
16015         (detect_type_change_ssa): Likewise.
16016         (compute_known_type_jump_func): Likewise.
16017         (ipa_analyze_virtual_call_uses): Likewise.
16018
16019 2011-01-14  Martin Jambor  <mjambor@suse.cz>
16020
16021         PR tree-optimization/45934
16022         PR tree-optimization/46302
16023         * ipa-prop.c (type_change_info): New type.
16024         (stmt_may_be_vtbl_ptr_store): New function.
16025         (check_stmt_for_type_change): Likewise.
16026         (detect_type_change): Likewise.
16027         (detect_type_change_ssa): Likewise.
16028         (compute_complex_assign_jump_func): Check for dynamic type change.
16029         (compute_complex_ancestor_jump_func): Likewise.
16030         (compute_known_type_jump_func): Likewise.
16031         (compute_scalar_jump_functions): Likewise.
16032         (ipa_analyze_virtual_call_uses): Likewise.
16033         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
16034
16035 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16036
16037         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
16038         * config/i386/i386.opt (msse5): New Alias.
16039
16040 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16041
16042         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
16043         * config/sparc/linux64.h (CC1_SPEC): Likewise.
16044         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
16045         * config/sparc/sparc.h (CC1_SPEC): Likewise.
16046
16047 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16048
16049         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
16050         -mcpu options.
16051         * config/sparc/linux64.h (CC1_SPEC): Likewise.
16052         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
16053         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
16054         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
16055         Likewise.
16056         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
16057
16058 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16059
16060         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
16061
16062 2011-01-14  Mike Stump  <mikestump@comcast.net>
16063
16064         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
16065         * config/fr30/fr30.md: Likweise
16066         (movsi_push): Likewise.
16067         (movsi_pop): Likewise.
16068         (enter_func): Likewise.
16069         * config/moxie/moxie.md (movsi_push): Likewise.
16070         (movsi_pop): Likewise.
16071
16072 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16073
16074         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
16075         %{no_archive} %{exact_version}.
16076         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
16077         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
16078         %{no_archive} %{exact_version}.
16079         * config/mips/openbsd.h (LINK_SPEC): Likewise.
16080         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
16081         * config/mips/vxworks.h: Likewise.
16082
16083 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16084
16085         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
16086
16087 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16088
16089         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
16090         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
16091
16092 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16093
16094         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
16095         -nodefaultlib.
16096
16097 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16098
16099         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
16100         for mcpu not cpu.
16101         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
16102         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
16103         not cpu.
16104         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
16105         Don't handle -shlib.
16106
16107 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16108
16109         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
16110         (CC1_SPEC): Don't handle -profile.
16111
16112 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16113
16114         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
16115         * config/mips/mips.h (CC1_SPEC): Likewise.
16116
16117 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16118
16119         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
16120         * config/mips/mips.h (CC1_SPEC): Likewise.
16121
16122 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16123
16124         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
16125         * config/m32r/linux.h (LINK_SPEC): Likewise.
16126         * config/mips/linux.h (LINK_SPEC): Likewise.
16127         * config/mips/linux64.h (LINK_SPEC): Likewise.
16128         * config/sparc/linux.h (LINK_SPEC): Likewise.
16129         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
16130         LINK_SPEC): Likewise.
16131         * config/xtensa/linux.h (LINK_SPEC): Likewise.
16132
16133 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16134
16135         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
16136         %{version:-v}.
16137         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
16138
16139 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16140
16141         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
16142         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
16143
16144 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16145
16146         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
16147
16148 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16149
16150         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
16151         supports -Bstatic/-Bdynamic.
16152         * configure: Regenerate.
16153
16154 2011-01-14  Jan Hubicka  <jh@suse.cz>
16155             Jack Howarth  <howarth@bromo.med.uc.edu>
16156
16157         PR target/46037
16158         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
16159         when checking debug_info_level. Test write_symbols instead of
16160         debug_hooks->var_location when setting flag_var_tracking_uninit.
16161
16162 2011-01-14  Richard Guenther  <rguenther@suse.de>
16163
16164         PR tree-optimization/47179
16165         * target.def (ref_may_alias_errno): New target hook.
16166         * targhooks.h (default_ref_may_alias_errno): Declare.
16167         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
16168         (default_ref_may_alias_errno): New function.
16169         * target.h (struct ao_ref_s): Declare.
16170         * tree-ssa-alias.c: Include target.h.
16171         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
16172         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
16173         (targhooks.o): Likewise.
16174         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
16175         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
16176
16177 2011-01-14  Richard Guenther  <rguenther@suse.de>
16178
16179         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
16180
16181 2011-01-14  Richard Guenther  <rguenther@suse.de>
16182
16183         PR tree-optimization/47280
16184         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
16185         return CFG changes.
16186         (tree_ssa_forward_propagate_single_use_vars): Deal with
16187         CFG changes from associate_plusminus.
16188
16189 2011-01-14  Richard Guenther  <rguenther@suse.de>
16190
16191         PR middle-end/47281
16192         Revert
16193         2011-01-11  Richard Guenther  <rguenther@suse.de>
16194
16195         PR tree-optimization/46076
16196         * tree-ssa.c (useless_type_conversion_p): Conversions from
16197         unprototyped to empty argument list function types are useless.
16198
16199 2011-01-14  Richard Guenther  <rguenther@suse.de>
16200
16201         PR tree-optimization/47286
16202         * tree-ssa-structalias.c (new_var_info): Register variables are global.
16203
16204 2011-01-14  Martin Jambor  <mjambor@suse.cz>
16205
16206         PR middle-end/46823
16207         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
16208
16209 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
16210
16211         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
16212         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
16213         * config/xtensa/xtensa.c (xtensa_libcall_value,
16214         xtensa_function_value_regno_p): New functions.
16215         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
16216
16217 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
16218
16219         PR c++/47213
16220         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
16221         PE specific hook.
16222         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
16223         New function prototype.
16224         * config/i386/winnt.c (i386_pe_assemble_visibility):
16225         Warn only if attribute was specified by user.
16226
16227 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
16228
16229         PR target/47251
16230         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
16231         floating point.
16232         (floatunsdidf2_fcfidu): Ditto.
16233
16234 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
16235
16236         * config/s390/s390.c (print_operand_address): Replace 'error' with
16237         'output_operand_lossage'.
16238         (print_operand): Likewise.
16239
16240 2011-01-13  Jeff Law  <law@redhat.com>
16241
16242         PR rtl-optimization/39077
16243         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
16244         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
16245         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
16246         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
16247         * gcse.c (prune_insertions_deletions): New function.
16248         (compute_pre_data): Use it.
16249
16250 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
16251
16252         PR debug/PR46973
16253         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
16254         static function.
16255         (prune_unused_types_mark): Use it.
16256
16257 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
16258
16259         PR rtl-optimization/45352
16260         * sel-sched.c: Update copyright years.
16261         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
16262         in the advancing loop when we have issued issue_rate insns.
16263
16264 2011-01-12  Richard Henderson  <rth@redhat.com>
16265
16266         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
16267         (TARGET_MD_ASM_CLOBBERS): New.
16268
16269         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
16270         (TARGET_DELEGITIMIZE_ADDRESS): New.
16271
16272         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
16273         (clzsi2, *bsch): New patterns.
16274
16275         * config/mn10300/mn10300.md (INT): New mode iterator.
16276         (*mov<INT>_clr): New pattern, and peep2 to generate it.
16277
16278         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
16279         flag_split_wide_types.
16280
16281         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
16282         (mn10300_trampoline_init): Rewrite without a template, an immediate
16283         load and a direct branch.
16284         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
16285
16286 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
16287
16288         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
16289         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
16290         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
16291         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
16292
16293 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
16294
16295         PR debug/47209
16296         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
16297         of type.
16298
16299 2011-01-12  Jan Hubicka  <jh@suse.cz>
16300
16301         PR driver/47244
16302         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
16303         (PLUGIN_COND_CLOSE): New macro.
16304         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
16305
16306 2011-01-12  Richard Guenther  <rguenther@suse.de>
16307
16308         PR lto/47259
16309         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
16310         register variables in a MEM_REF.
16311
16312 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
16313
16314         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
16315         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
16316         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
16317         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
16318         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
16319         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
16320         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
16321         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
16322         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
16323         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
16324         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
16325         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
16326         * config/gnu-user.h: New.  Copied from linux.h.
16327         (LINUX_TARGET_STARTFILE_SPEC): Rename to
16328         GNU_USER_TARGET_STARTFILE_SPEC.
16329         (LINUX_TARGET_ENDFILE_SPEC): Rename to
16330         GNU_USER_TARGET_ENDFILE_SPEC.
16331         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
16332         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
16333         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
16334         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
16335         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
16336         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
16337         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
16338         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
16339         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
16340         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
16341         * config/arm/linux-eabi.h (CC1_SPEC): Use
16342         GNU_USER_TARGET_CC1_SPEC.
16343         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
16344         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
16345         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
16346         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
16347         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
16348         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
16349         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
16350         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
16351
16352 2011-01-12  Richard Guenther  <rguenther@suse.de>
16353
16354         PR other/46946
16355         * doc/invoke.texi (ffast-math): Document it is turned on
16356         with -Ofast.
16357
16358 2011-01-12  Jan Hubicka  <jh@suse.cz>
16359
16360         PR tree-optimization/47233
16361         * opts.c (common_handle_option): Disable ipa-reference with profile
16362         feedback.
16363
16364 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
16365
16366         * c-parser.c (c_parser_objc_at_property_declaration): Improved
16367         error message.
16368
16369 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
16370
16371         * c-parser.c (c_lex_one_token): Updated and reindented some
16372         comments.  No changes in code.
16373
16374 2011-01-11  Ian Lance Taylor  <iant@google.com>
16375
16376         * godump.c (go_output_var): Don't output the variable if there is
16377         already a type with the same name.
16378
16379 2011-01-11  Ian Lance Taylor  <iant@google.com>
16380
16381         * godump.c (go_format_type): Don't generate float80.
16382
16383 2011-01-11  Richard Henderson  <rth@redhat.com>
16384
16385         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
16386         declaration.  Rewrite for both speed and size.
16387         (mn10300_address_cost_1): Remove.
16388         (mn10300_register_move_cost): New.
16389         (mn10300_memory_move_cost): New.
16390         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
16391         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
16392         extensions, shifts, BSWAP, CLZ.
16393         (mn10300_wide_const_load_uses_clr): Remove.
16394         (TARGET_REGISTER_MOVE_COST): New.
16395         (TARGET_MEMORY_MOVE_COST): New.
16396         * config/mn10300/mn10300-protos.h: Update.
16397         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
16398
16399         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
16400         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
16401         * config/mn10300/mn10300-protos.h: Update.
16402         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
16403         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
16404         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
16405         (*test_int_bitfield, *test_byte_bitfield): Remove.
16406         (*bit_test, *subreg_bit_test): Remove.
16407         * config/mn10300/predicates.md (const_8bit_operand): Remove.
16408
16409         * config/mn10300/constraints.md ("c"): Rename from "A".
16410         ("A", "D"): New constraint letters.
16411         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
16412         (fmssf4, fnmasf4, fnmssf4): Likewise.
16413
16414         * config/mn10300/mn10300.md (isa): New attribute.
16415         (enabled): New attribute.
16416
16417         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
16418         (abssf2, negsf2): Define only for hardware fp.
16419         (sqrtsf2): Reformat.
16420         (addsf3, subsf3, mulsf3): Merge expander and insn.
16421
16422         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
16423         (DEBUGGER_AUTO_OFFSET): Remove.
16424         (DEBUGGER_ARG_OFFSET): Remove.
16425
16426         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
16427         Emit register stores with the same offsets as the hardware.
16428         (mn10300_store_multiple_operation): Don't check that the register
16429         save offsets are monotonic.
16430         * config/mn10300/mn10300-protos.h: Update.
16431
16432         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
16433
16434         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
16435         in terms of the value on the stack, not the MDR register.
16436
16437 2011-01-11  Jan Hubicka  <jh@suse.cz>
16438
16439         PR lto/45721
16440         PR lto/45375
16441         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
16442         (symbol_alias_set_destroy, symbol_alias_set_contains,
16443         propagate_aliases_backward): Declare.
16444         * lto-streamer-out.c (struct sets): New sturcture.
16445         (trivally_defined_alias): New function.
16446         (output_alias_pair_p): Rewrite.
16447         (output_unreferenced_globals): Fix output of alias pairs.
16448         (produce_symtab): Likewise.
16449         * ipa.c (function_and_variable_visibility): Set weak alias destination
16450         as needed in lto.
16451         * varasm.c (symbol_alias_set_t): Remove.
16452         (symbol_alias_set_destroy): Export.
16453         (propagate_aliases_forward, propagate_aliases_backward): New functions
16454         based on ...
16455         (compute_visible_aliases): ... this one; remove.
16456         (trivially_visible_alias): New
16457         (trivially_defined_alias): New.
16458         (remove_unreachable_alias_pairs): Rewrite.
16459         (finish_aliases_1): Reorganize code checking if alias is defined.
16460         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
16461         in LTO mode.
16462
16463 2011-01-11  Richard Guenther  <rguenther@suse.de>
16464
16465         PR tree-optimization/46076
16466         * tree-ssa.c (useless_type_conversion_p): Conversions from
16467         unprototyped to empty argument list function types are useless.
16468
16469 2011-01-11  Richard Guenther  <rguenther@suse.de>
16470
16471         PR middle-end/45235
16472         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
16473         volatile MEMs as MEM_READONLY_P.
16474
16475 2011-01-11  Richard Guenther  <rguenther@suse.de>
16476
16477         PR tree-optimization/47239
16478         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
16479
16480 2011-01-11  Jeff Law  <law@redhat.com>
16481
16482         PR tree-optimization/47086
16483         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
16484         IVs from statements that might throw.
16485
16486 2011-01-10  Jan Hubicka  <jh@suse.cz>
16487
16488         PR lto/45375
16489         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
16490
16491 2011-01-10  Jan Hubicka  <jh@suse.cz>
16492
16493         PR lto/45375
16494         * profile.c (read_profile_edge_counts): Ignore profile inconistency
16495         when correcting profile.
16496
16497 2011-01-10  Jan Hubicka  <jh@suse.cz>
16498
16499         PR lto/46083
16500         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
16501         DECL_FINI_PRIORITY.
16502         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
16503         Restore DECL_FINI_PRIORITY.
16504
16505 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
16506
16507         * doc/gimple.texi: Fix quoting of multi-word return values in
16508         @deftypefn statements.  Ensure presence of return value.  Wrap
16509         overlong @deftypefn lines.
16510         (is_gimple_operand, is_gimple_min_invariant_address): Remove
16511         descriptions of removed functions.
16512         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
16513         of multi-word return value in @deftypefn statement.
16514
16515 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
16516
16517         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
16518         (Conditional Expressions, Logical Operators)
16519         (Statement and operand traversals): Do not indent smallexample
16520         code.  Fix duplicate function argument in example.
16521
16522 2011-01-10  Jeff Law  <law@redhat.com>
16523
16524         PR tree-optimization/47141
16525         * ipa-split.c (split_function): Handle case where we are
16526         returning a value and the return block has a virtual operand phi.
16527
16528 2011-01-10  Jan Hubicka  <jh@suse.cz>
16529
16530         PR tree-optimization/47234
16531         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
16532         (pass_feedback_split_functions): Declare.
16533         * passes.c (init_optimization_passes): Add ipa-split as subpass of
16534         tree-profile.
16535         * ipa-split.c (gate_split_functions): Update comments; disable
16536         split-functions for profile_arc_flag and branch_probabilities.
16537         (gate_feedback_split_functions): New function.
16538         (execute_feedback_split_functions): New function.
16539         (pass_feedback_split_functions): New global var.
16540
16541 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
16542
16543         PR lto/46760
16544         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
16545         calling gimple_call_set_cannot_inline.
16546
16547 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
16548
16549         * config/darwin-sections.def: Remove unused section.
16550
16551 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
16552
16553         PR c++/47218
16554         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
16555
16556 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
16557
16558         PR objc/47232
16559         * c-parser.c (c_parser_declaration_or_fndef): Improved
16560         error message.
16561
16562 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
16563
16564         * config/i386/winnt.c (i386_pe_start_function): Make sure
16565         to switch back to function's section.
16566
16567 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
16568
16569         PR gcc/46902
16570         PR testsuite/46912
16571         * plugin.c: Move include of dlfcn.h from here...
16572         * system.h: ... to here.
16573
16574 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
16575
16576         * doc/cpp.texi (C++ Named Operators): Fix markup for header
16577         file name.
16578         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
16579         two extra empty pages in PDF output.
16580
16581 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
16582
16583         PR objc/47078
16584         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
16585         for error recovery purposes behave as if it was not specified so
16586         that the default type is usd.
16587
16588 2011-01-07  Jan Hubicka  <jh@suse.cz>
16589
16590         PR tree-optmization/46469
16591         * ipa.c (function_and_variable_visibility): Clear needed flags on
16592         nodes with external decls; handle weakrefs merging correctly.
16593
16594 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
16595
16596         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
16597         not false.
16598
16599 2011-01-07  Jan Hubicka  <jh@suse.cz>
16600
16601         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
16602         and no longer claim that gold is required for linker plugin.
16603         * configure: Regenerate.
16604         * gcc.c (PLUGIN_COND): New macro.
16605         (LINK_COMMAND_SPEC): Use it.
16606         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
16607         * config.in (HAVE_LTO_PLUGIN): New.
16608         * configure.ac (--with-lto-plugin): New parameter; autodetect
16609         HAVE_LTO_PLUGIN.
16610
16611 2011-01-07  Jan Hubicka  <jh@suse.cz>
16612
16613         PR tree-optimization/46367
16614         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
16615         when we can update original.
16616         (cgraph_mark_inline_edge): Sanity check.
16617         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
16618
16619 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16620
16621         * config/spu/spu.h (ASM_COMMENT_START): Define.
16622
16623 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
16624
16625         PR driver/42445
16626         * gcc.c (%>S): New.
16627         (SWITCH_KEEP_FOR_GCC): Likewise.
16628         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
16629         (do_spec_1): Handle "%>".
16630
16631         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
16632
16633 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
16634
16635         PR target/47201
16636         * config/i386/i386.c (ix86_delegitimize_address): If
16637         simplify_gen_subreg fails, return orig_x.
16638
16639         PR bootstrap/47187
16640         * value-prof.c (gimple_stringop_fixed_value): Handle
16641         lhs of the call properly.
16642
16643 2011-01-07  Jan Hubicka  <jh@suse.cz>
16644
16645         PR lto/45375
16646         * lto-opt.c (lto_reissue_options): Set flag_shlib.
16647
16648 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
16649
16650         * target.def (function_switched_text_sections): New hook.
16651         * doc/tm.texi: Regenerated.
16652         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
16653         * final.c (default_function_switched_text_sections): New.
16654         (final_scan_insn): Call function_switched_text_sections when a
16655         mid-function section change occurs.
16656         * output.h (default_function_switched_text_sections): Declare.
16657         * config/darwin-protos.h (darwin_function_switched_text_sections):
16658         Likewise.
16659         * config/darwin.c (darwin_function_switched_text_sections): New.
16660         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
16661
16662 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
16663
16664         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
16665         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
16666         the secondary code fragment when outputting for DWARF == 2.
16667
16668 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
16669
16670         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
16671         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
16672         Remove.
16673         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
16674         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
16675
16676 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
16677
16678         PR debug/46704
16679         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
16680         when it is not empty.
16681
16682 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
16683
16684         Bobcat Enablement
16685         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
16686         (case ${target}): Add btver1.
16687         * config/i386/driver-i386.c (host_detect_local_cpu): Let
16688         -march=native recognize btver1 processors.
16689         * config/i386/i386-c.c (ix86_target_macros_internal): Add
16690         btver1 def_and_undef
16691         * config/i386/i386.c (struct processor_costs btver1_cost): New
16692         btver1 cost table.
16693         (m_BTVER1): New definition.
16694         (m_AMD_MULTIPLE): Includes m_BTVER1.
16695         (initial_ix86_tune_features): Add btver1 tune.
16696         (processor_target_table): Add btver1 entry.
16697         (static const char *const cpu_names): Add btver1 entry.
16698         (software_prefetching_beneficial_p): Add btver1.
16699         (ix86_option_override_internal): Add btver1 instruction sets.
16700         (ix86_issue_rate): Add btver1.
16701         (ix86_adjust_cost): Add btver1.
16702         * config/i386/i386.h (TARGET_BTVER1): New definition.
16703         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
16704         (enum processor_type): Add PROCESSOR_BTVER1.
16705         * config/i386/i386.md (define_attr "cpu"): Add btver1.
16706
16707 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16708
16709         PR target/43309
16710         * config/i386/i386.c (legitimize_tls_address)
16711         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
16712         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
16713         (tls_initial_exec_64_sun): New pattern.
16714
16715 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
16716
16717         * doc/invoke.texi (Overall Options): Improve wording and markup
16718         of the description of -wrapper.
16719
16720 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
16721
16722         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
16723         rdynamic, threads): New Driver options.
16724
16725 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16726
16727         PR target/38118
16728         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
16729         if coming from .tdata.
16730         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16731
16732 2011-01-06  Jan Hubicka  <jh@suse.cz>
16733
16734         PR lto/47188
16735         * collect2.c (main): Do not enable LTOmode when plugin is active.
16736
16737 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16738
16739         PR other/45915
16740         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
16741         --version output if supported.
16742         * configure: Regenerate.
16743
16744 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
16745
16746         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
16747         Driver options.
16748
16749 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
16750
16751         PR c/47150
16752         * c-convert.c (convert): When converting a complex expression
16753         other than COMPLEX_EXPR to a different complex type, ensure
16754         c_save_expr is called instead of save_expr, unless in_late_binary_op.
16755         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
16756         when converting COMPLEX_TYPE.
16757
16758 2011-01-06  Ira Rosen  <irar@il.ibm.com>
16759
16760         PR tree-optimization/47139
16761         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
16762         only the last reduction value is used outside the loop.  Update
16763         documentation.
16764
16765 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
16766
16767         * config/rtems.opt: New.
16768         * config.gcc (*-*-rtems*): Use rtems.opt.
16769
16770 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
16771
16772         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
16773         processors do not support 3DNow instructions.
16774
16775 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16776
16777         * config/spu/spu.c (spu_option_override): Set parameter
16778         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
16779
16780 2011-01-05  Jan Hubicka  <jh@suse.cz>
16781
16782         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
16783         at the command line.
16784
16785 2011-01-05  Martin Jambor  <mjambor@suse.cz>
16786
16787         PR lto/47162
16788         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
16789         deltas on streamed outgoing edges.
16790         (output_node_opt_summary): Output info for outgoing edges only when
16791         the node is in new parameter set.
16792         (output_cgraph_opt_summary): New parameter set, passed to the two
16793         aforementioned functions.  Update its forward declaration and its
16794         callee too.
16795
16796 2011-01-05  Tom Tromey  <tromey@redhat.com>
16797
16798         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
16799         operator to c_finish_omp_atomic.
16800         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
16801         (build_unary_op): Update.
16802         (build_modify_expr): Update.
16803         (build_asm_expr): Update.
16804
16805 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16806
16807         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
16808         newly inserted insns.
16809         (pad_bb): Likewise.
16810         (spu_emit_branch_hint): Likewise.
16811         (insert_hbrp_for_ilb_runout): Likewise.
16812         (spu_machine_dependent_reorg): Call df_finish_pass after
16813         schedule_insns returns.
16814
16815 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16816
16817         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
16818
16819 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
16820
16821         PR tree-optimization/47005
16822         * tree-sra.c (struct access): Add 'non_addressable' bit.
16823         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
16824         (decide_one_param_reduction): Return 0 if the parameter is passed by
16825         reference and one of the accesses in the group is non_addressable.
16826
16827 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
16828
16829         PR tree-optimization/47056
16830         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
16831         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
16832         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
16833
16834 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
16835
16836         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
16837         initializer.  Skip view conversions from aggregate types.
16838
16839 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
16840
16841         PR bootstrap/47055
16842         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
16843
16844 2011-01-04  Philipp Thomas  <pth@suse.de>
16845
16846         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
16847         obvious typo.
16848
16849 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16850
16851         * function.c (thread_prologue_and_epilogue_insns): Do not crash
16852         on empty epilogue sequences.
16853
16854 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
16855
16856         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
16857         non-static): New Driver options.
16858
16859 2011-01-04  Jie Zhang  <jie@codesourcery.com>
16860
16861         PR driver/47137
16862         * gcc.c (default_compilers[]): Set combinable field to 0
16863         for all assembly languages.
16864
16865 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
16866
16867         * config/mips/loongson3a.md: New file.
16868         * config/mips/mips.md: Include loongson3a.md.
16869         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
16870         TUNE_LOONGSON_3A.
16871
16872 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
16873
16874         PR middle-end/47017
16875         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
16876         instead of convert_memory_address_addr_space on the base expression.
16877
16878 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16879
16880         * config/spu/spu.c (spu_option_override): Update error text
16881         for bad -march= / -mtune= values.
16882
16883 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16884
16885         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
16886         if branch-hint optimization will be performed.
16887
16888 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
16889
16890         PR tree-optimization/47148
16891         * ipa-split.c (split_function): Convert arguments to
16892         DECL_ARG_TYPE if possible.
16893
16894         PR tree-optimization/47155
16895         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
16896         when computing uns.
16897
16898         PR rtl-optimization/47157
16899         * combine.c (try_combine): If undobuf.other_insn becomes
16900         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
16901         and set *new_direct_jump_p too.
16902
16903 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
16904
16905         PR tree-optimization/47021
16906         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
16907
16908 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
16909
16910         * gcc.c (process_command): Update copyright notice dates.
16911         * gcov.c (print_version): Likewise.
16912         * gcov-dump.c (print_version): Likewise.
16913         * mips-tfile.c (main): Likewise.
16914         * mips-tdump.c (main): Likewise.
16915
16916 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16917
16918         PR tree-optimization/46801
16919         * tree-sra.c (type_internals_preclude_sra_p): Check whether
16920         aggregate fields start at byte boundary instead of the bit-field flag.
16921
16922 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
16923
16924         PR driver/47137
16925         * gcc.c (main): Revert revision 168407.
16926
16927 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16928
16929         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
16930
16931 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16932
16933         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
16934         vector optab to expand vector/scalar shift, update gimple to vector.
16935
16936 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16937
16938         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
16939         a thunk.
16940
16941 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16942
16943         PR tree-optimization/46984
16944         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
16945         HOST_WIDE_INT.
16946         (cgraph_create_indirect_edge): Fixed line length.
16947         (cgraph_indirect_call_info): Declare.
16948         (cgraph_make_edge_direct) Update declaration.
16949         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
16950         (cgraph_create_indirect_edge): Use it.
16951         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
16952         callees.
16953         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
16954         the new thunk_delta representation.
16955         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
16956         HOST_WIDE_INT.
16957         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
16958         (ipa_read_indirect_edge_info): Likewise.
16959         * lto-cgraph.c (output_edge_opt_summary): New function.
16960         (output_node_opt_summary): Call it on all outgoing edges.
16961         (input_edge_opt_summary): New function.
16962         (input_node_opt_summary): Call it on all outgoing edges.
16963
16964 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
16965
16966         PR driver/47137
16967         * gcc.c (main): Don't check have_o when settting combine_inputs.
16968
16969 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
16970
16971         * regrename.c: Add general comment describing the pass.
16972         (struct du_head): Remove 'length' field.
16973         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
16974         (regrename_optimize): Do not sort chains.  Rework comments, add others.
16975         Force renaming to the preferred class (if any) in the first pass and do
16976         not consider registers that belong to it in the second pass.
16977         (create_new_chain): Do not set 'length' field.
16978         (scan_rtx_reg): Likewise.
16979
16980 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
16981
16982         PR tree-optimization/47140
16983         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
16984         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
16985         to bit_value_binop.
16986
16987         PR rtl-optimization/47028
16988         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
16989         parm_birth_insn instead of at the beginning of first bb.
16990
16991 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
16992
16993         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
16994         Remove the word "see" before "@pxref".
16995         * doc/rtl.texi: Remove the word "see" before "@pxref".
16996
16997 2011-01-01  Jan Hubicka  <jh@suse.cz>
16998
16999         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
17000         memory.
17001
17002 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
17003
17004         PR target/38662
17005         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
17006
17007 \f
17008 Copyright (C) 2011 Free Software Foundation, Inc.
17009
17010 Copying and distribution of this file, with or without modification,
17011 are permitted in any medium without royalty provided the copyright
17012 notice and this notice are preserved.