gcc/ChangeLog

   1 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
   2
   3         PR debug/47590
   4         * target.def (delay_sched2, delay_vartrack): New.
   5         * doc/tm.texi.in: Update.
   6         * doc/tm.texi: Rebuild.
   7         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
   8         * var-tracking.c (gate_handle_var_tracking): Likewise.
   9         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
  10         (bfin_flag_var_tracking): Drop.
  11         (output_file_start): Don't save and override flag_var_tracking.
  12         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
  13         (bfin_reorg): Test original variables.
  14         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
  15         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
  16         (ia64_flag_var_tracking): Drop.
  17         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
  18         (ia64_file_start): Don't save and override flag_var_tracking.
  19         (ia64_override_options_after_change): Ditto
  20         flag_schedule_insns_after_reload.
  21         (ia64_reorg): Test original variables.
  22         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
  23         (picochip_flag_var_tracking): Drop.
  24         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
  25         (picochip_option_override): Don't save and override
  26         flag_schedule_insns_after_reload.
  27         (picochip_asm_file_start): Ditto flag_var_tracking.
  28         (picochip_reorg): Test original variables.
  29         * config/spu/spu.c (spu_flag_var_tracking): Drop.
  30         (TARGET_DELAY_VARTRACK): Define.
  31         (spu_var_tracking): New.
  32         (spu_machine_dependent_reorg): Call it.
  33         (asm_file_start): Don't save and override flag_var_tracking.
  34
  35 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
  36
  37         PR target/49163
  38         * config/sh/predicates.md (general_movsrc_operand): Return 0
  39         for memory and memory subreg of which address is an invalid
  40         indexed address for QI and HImode.
  41         (general_movdst_operand): Likewise.
  42
  43 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
  44
  45         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
  46         edges only, when there is a non-local label in the function.
  47         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
  48
  49 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
  50
  51         * config/i386/constraints.md (Y3): New register constraint.
  52         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
  53         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
  54         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
  55         *sse2_interleave_lowv2df.
  56
  57 2011-06-02  Julian Brown  <julian@codesourcery.com>
  58
  59         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
  60         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
  61         (arm_cortex_a5_tune): New.
  62
  63 2011-06-02  Julian Brown  <julian@codesourcery.com>
  64
  65         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
  66         * config/arm/arm.c (arm_default_branch_cost): New.
  67         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
  68         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
  69         (arm_fa726_tune): Set branch_cost field using
  70         arm_default_branch_cost.
  71         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
  72         current_tune structure.
  73         * dojump.c (tm_p.h): Include file.
  74
  75 2011-06-02  Julian Brown  <julian@codesourcery.com>
  76
  77         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
  78         tuning.
  79         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
  80         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
  81         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
  82         field.
  83         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
  84         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
  85         (arm_fa726te_tune): Add prefer_constant_pool setting.
  86         (arm_v6t2_tune, arm_cortex_tune): New.
  87         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
  88         prefer_constant_pool setting.
  89
  90 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
  91
  92         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
  93         switch statement.
  94         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
  95         (*movdf_internal) <case 6,7,8>: Ditto.
  96
  97         * config/i386/constraints.md (Y4): New register constraint.
  98         * config/i386/sse.md (vec_set<mode>_0): Merge with
  99         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
 100         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
 101         *vec_extractv2di_1_sse.
 102         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
 103         and *vec_concatv2di_rex64_sse.
 104
 105 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
 106
 107         PR target/48807
 108         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
 109         of cgraph_local_info for null before attempting to use it.
 110
 111 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
 112
 113         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
 114         (current_function_dynamic_alloc_count): Delete.
 115         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
 116         (expand_builtin_nonlocal_goto): Remove obsolete comment.
 117         (expand_builtin_update_setjmp_buf): Remove dead code.
 118         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
 119         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
 120         support.
 121         * function.c (instantiate_virtual_regs): Likewise.
 122         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
 123         for a block with a single abnormal incoming edge.
 124         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
 125         (SETJMP_VIA_SAVE_AREA): Delete.
 126         * config/sparc/sparc-protos.h (load_got_register): Declare.
 127         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
 128         (load_got_register): Make global.
 129         (sparc_frame_pointer_required): Add 'static'.
 130         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
 131         (sparc_builtin_setjmp_frame_value): New function.
 132         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
 133         (save_stack_nonlocal): New expander.
 134         (restore_stack_nonlocal): Likewise.
 135         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
 136         (nonlocal_goto_internal): New insn.
 137         (goto_handler_and_restore): Delete.
 138         (builtin_setjmp_setup): Likewise.
 139         (do_builtin_setjmp_setup): Likewise.
 140         (setjmp): Likewise.
 141         (builtin_setjmp_receiver): New expander.
 142
 143 2011-06-01  David Li  <davidxl@google.com>
 144
 145         PR middle-end/49261
 146         * tree-pretty-print.c (dump_function_header): Format cleanup.
 147
 148 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
 149
 150         PR target/49238
 151         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
 152         needed when original operands are used for msw_skip comparison.
 153
 154 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
 155
 156         PR debug/49250
 157         * var-tracking.c (add_uses, add_stores): Don't call
 158         cselib_subst_to_values on ENTRY_VALUE.
 159
 160 2011-06-01  Diego Novillo  <dnovillo@google.com>
 161
 162         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
 163         output_record_start with LTO_null instead of output_zero.
 164         (lto_output_ts_binfo_tree_pointers): Likewise.
 165         (lto_output_tree): Likewise.
 166         (output_eh_try_list): Likewise.
 167         (output_eh_region): Likewise.
 168         (output_eh_lp): Likewise.
 169         (output_eh_regions): Likewise.
 170         (output_bb): Likewise.
 171         (output_function): Likewise.
 172         (output_unreferenced_globals): Likewise.
 173         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
 174         instead of NUM_TREE_CODES.
 175         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
 176         (lto_output_int_in_range): Change << to >> when shifting VAL.
 177
 178 2011-06-01  Diego Novillo  <dnovillo@google.com>
 179
 180         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
 181         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
 182
 183 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
 184
 185         PR target/45074
 186         * optabs.h (valid_multiword_target_p): Declare.
 187         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
 188         doing multi-word operations.
 189         * optabs.c (expand_binop): Likewise.
 190         (expand_doubleword_bswap): Likewise.
 191         (expand_absneg_bit): Likewise.
 192         (expand_unop): Likewise.
 193         (expand_copysign_bit): Likewise.
 194         (multiword_target_p): New function.
 195
 196 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
 197
 198         PR rtl-optimization/48830
 199         PR rtl-optimization/48808
 200         PR rtl-optimization/48792
 201         * reload.c (push_reload): Check contains_reg_of_mode.
 202         * reload1.c (strip_paradoxical_subreg): New function.
 203         (gen_reload_chain_without_interm_reg_p): Use it to handle
 204         paradoxical subregs.
 205         (emit_output_reload_insns, gen_reload): Likewise.
 206
 207 2011-06-01  David Li  <davidxl@google.com>
 208
 209         * predict.c : Change pass name
 210         * ipa.c: Ditto.
 211         * dce.c: Ditto.
 212         * tree-profile.c: Ditto.
 213         * except.c: Ditto.
 214
 215 2011-06-01  David Li  <davidxl@google.com>
 216
 217         * tree-pretty-print.c (dump_function_header): New function.
 218         * final.c (rest_of_clean_state): Use header dumper.
 219         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
 220         * passes.c (pass_init_dump_file): Use header dumper.
 221
 222 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
 223
 224         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
 225         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
 226         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
 227         New functions.
 228         (mem_loc_descriptor): Use them.
 229
 230         * var-tracking.c (create_entry_value): New function.
 231         (vt_add_function_parameter): Use it.
 232
 233 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 234
 235         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
 236         Include <signal.h>, <ucontext.h>.
 237         (sigill_caught): Define.
 238         (sigill_hdlr): New function.
 239         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
 240         insns can be executed.
 241         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
 242         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
 243
 244 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 245
 246         * config/t-slibgcc-darwin: Move to ...
 247         * config/t-slibgcc-dummy: ... this.  Clarify comments.
 248         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
 249         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
 250         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
 251         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
 252         Remove i386/t-crtstuff from tmake_file.
 253         (i[34567]86-*-solaris2*): Remove t-svr4,
 254         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
 255         t-slibgcc-dummy.
 256         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
 257         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
 258         sparc/t-crtfm from tmake_file.
 259         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
 260         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
 261         Remove extra_parts.
 262         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
 263         * config/i386/t-nwld (SHLIB_LINK): Remove.
 264         * config/i386/t-rtems-i386: Rename to ...
 265         * config/i386/t-rtems: ... this.
 266         ($(T)crti.o, $(T)crtn.o): Remove.
 267         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
 268         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
 269         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
 270         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
 271         EXTRA_MULTILIB_PARTS): Remove.
 272         * config/sparc/t-sol2-64: Likewise.
 273         * config/sparc/t-sol2: Remove.
 274         * config/sparc/t-crtin: Remove.
 275         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
 276         * config/i386/gmon-sol2.c: Remove.
 277         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
 278         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
 279         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
 280         * config/i386/sol2-gc1.asm: Remove.
 281         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
 282         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
 283         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
 284         * config/t-slibgcc-sld: Remove.
 285
 286 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
 287
 288         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
 289         base_type_for_mode with op_mode instead of mode.
 290
 291 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
 292
 293         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
 294         Cortex-A15.
 295         * config/arm/arm-tune.md: Regenerate.
 296         * config/arm/arm-tables.opt: Regenerate.
 297         * config/arm/arm.c (FL_DIV): Rename...
 298         (FL_THUMB_DIV): ... to this.
 299         (FL_ARM_DIV): Define.
 300         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
 301         (arm_arch_hwdiv): Remove.
 302         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
 303         (arm_issue_rate): Add cortexr5.
 304         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
 305         __ARM_ARCH_EXT_IDIV__.
 306         (TARGET_IDIV): Define.
 307         (arm_arch_hwdiv): Remove.
 308         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
 309         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
 310         (divsi3, udivsi3): New patterns.
 311         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
 312         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
 313
 314 2011-06-01  Martin Jambor  <mjambor@suse.cz>
 315
 316         * ipa-utils.c (ipa_dfs_info): New field scc_no.
 317         * ipa-utils.c (searchc): Set scc_no.
 318
 319 2011-06-01  Martin Jambor  <mjambor@suse.cz>
 320
 321         * ipa-utils.c (searchc_env): New field allow_overwritable.
 322         (searchc): do not ignore edges to overwritable nodes if indicated
 323         by env->allow_overwritable.
 324         (ipa_reduced_postorder): Set env.allow_overwritable.
 325
 326 2011-06-01  Richard Guenther  <rguenther@suse.de>
 327
 328         * tree.c (free_lang_data): Do not reset boolean_type_node nor
 329         char_type_node.
 330         * lto-streamer.c (lto_record_common_node): Take node pointer,
 331         do not register types.
 332         (lto_preload_common_nodes): Explicitly skip preloading nodes
 333         that differ between frontends.
 334
 335 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
 336
 337         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
 338         NON_FLOAT_REGS.
 339
 340 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
 341
 342         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
 343         parameter value for dump. Dump cost on outermost call only.
 344         (rs6000_memory_move_cost): Dump cost on outermost call only.
 345
 346 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
 347
 348         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
 349         DW_OP_GNU_convert ops.
 350
 351         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
 352         cselib_preserve_constants.
 353         (cselib_lookup_1): If cselib_preserve_constants,
 354         a new VALUE is being created for REG and there is a VALUE for the
 355         same register in wider mode, add another loc with lowpart SUBREG of
 356         the wider VALUE.
 357         (cselib_subst_to_values): Handle ENTRY_VALUE.
 358         * var-tracking.c  (replace_expr_with_values): Return NULL for
 359         ENTRY_VALUE too.
 360         * dwarf2out.c (convert_descriptor_to_signed): New function.
 361         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
 362         instead of two shifts.
 363         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
 364         the right mode if needed.
 365         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
 366         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
 367         convert_descriptor_to_signed.
 368         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
 369         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
 370
 371         PR target/48688
 372         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
 373
 374 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
 375
 376         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
 377         of X87MODEI12 and SWI48x instead of SSEMODEI24.
 378         (SWI248x): New mode iterator, rename from X87MODEI.
 379         (X87MODEI): Remove mode iterator.
 380         (X87MODEI12): Ditto.
 381         (SSEMODEI24): Ditto.
 382
 383 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 384
 385         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
 386         * doc/invoke.texi: Document max-vartrack-expr-depth.
 387         * var-tracking.c (EXPR_DEPTH): New.
 388         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
 389
 390 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 391
 392         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
 393         * config/i386/sse.md: Add n to negated FMA pattern names.
 394
 395 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 396
 397         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
 398
 399 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 400
 401         * gengtype-state.c (read_state_params_structs): Initialize previous.
 402
 403 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
 404
 405         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
 406         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
 407
 408 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
 409
 410         * config/i386/i386.md (*movtf_internal): Avoid allocating general
 411         registers.  Penalize F*r->o alternative to prevent partial memory
 412         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
 413         CONST_DOUBLE immediates when optimizing function for size.  Do not move
 414         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
 415         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
 416         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
 417         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
 418         alternatives.
 419         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
 420
 421         (fp_register_operand splitters): Use fp_register_operand
 422         constraint.  Do not use FP_REG_P in insn condition.
 423         (any_fp_register_operand splitters): Use any_fp_register_operand
 424         constraint.  Do not use ANY_FP_REG_P in insn condition.
 425
 426 2011-05-31  Jan Hubicka  <jh@suse.cz>
 427
 428         * cgraph.h (cgraph_inline_failed_t): Give enum a name
 429         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
 430         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
 431         (lto_output_edge): Use output_enum and var_len_unsigned.
 432         (lto_output_varpool_node): Likewise.
 433         (input_overwrite_node): Do not take resolution parameter;
 434         extract it from a bitpack.
 435         (input_node): Do not read resolution; use input_enum and
 436         var_len_unsigned.
 437         (input_varpool_node): Likewise.
 438         (input_edge): Likewise.
 439         (input_cgraph_1): Likewise.
 440
 441 2011-05-31  Richard Guenther  <rguenther@suse.de>
 442
 443         * gimple.c (gimple_register_canonical_type): Do not register
 444         any types via gimple_register_type.
 445
 446 2011-05-31  Jan Hubicka  <jh@suse.cz>
 447
 448         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
 449         of thunks.
 450
 451 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
 452
 453         PR rtl-optimization/49235
 454         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
 455         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
 456
 457 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
 458
 459         PR tree-optimization/49093
 460         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
 461         data references.
 462
 463 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
 464
 465         PR debug/49047
 466         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
 467         for concrete functions containing the code of cloned functions.
 468
 469 2011-05-31  Richard Guenther  <rguenther@suse.de>
 470
 471         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
 472         to ...
 473         (forward_propagate_into_comparison_1): ... this.
 474         (forward_propagate_comparison): Rename to ...
 475         (forward_propagate_into_comparison): ... this.  Split out
 476         real forward propagation code to ...
 477         (forward_propagate_comparison): ... this.
 478         (forward_propagate_into_gimple_cond): Remove looping.
 479         (forward_propagate_into_cond): Likewise.
 480         (simplify_not_neg_expr): Return whether we have done something.
 481         (simplify_gimple_switch): Likewise.
 482         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
 483         (ssa_forward_propagate_and_combine): ... this.  Re-structure
 484         to do a forward forward-propagation walk on BBs and a backward
 485         stmt combining walk on BBs.  Consistently re-scan changed statements.
 486         (pass_forwprop): Adjust.
 487
 488 2011-05-30  Ian Lance Taylor  <iant@google.com>
 489
 490         * godump.c (go_format_type): Correct length of name added to
 491         obstack for anonymous field.
 492
 493 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
 494
 495         PR target/49186
 496         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
 497         part of the second operand is 0.
 498
 499 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
 500
 501         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
 502         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
 503         to memory for !TARGET_MEMORY_MISMATCH_STALL.
 504         (*movdf_internal_rex64): Do not penalize F->r alternative.
 505         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
 506         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
 507         when optimizing function for size.  Do not move CONST_DOUBLEs
 508         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
 509         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
 510         SUBREGs.  Do not check for MEM_P operands in the insn condition,
 511         check for ANY_FP_REGNO_P instead.
 512         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
 513         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
 514         function for speed.
 515         * config/i386/i386.c (ix86_option_override_internal): Do not
 516         set TARGET_INTEGER_DFMODE_MOVES here.
 517
 518 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
 519
 520         PR target/49168
 521         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
 522
 523 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
 524
 525         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
 526         DW_TAG_rvalue_reference_type even for
 527         -gdwarf-4 -fno-debug-types-section.
 528
 529 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 530
 531         PR tree-optimization/46728
 532         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
 533         (build_and_insert_binop): New.
 534         (gimple_expand_builtin_pow): Reorder args for
 535         build_and_insert_call; use build_and_insert_binop; add more
 536         optimizations for fractional exponents.
 537
 538 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
 539
 540         PR bootstrap/49190
 541
 542         Revert:
 543         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
 544
 545         * tree.h (struct tree_identifier): Inherit from tree_typed, not
 546         tree_common.
 547         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
 548         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
 549         TS_BASE instead of TS_COMMON.
 550         * varasm.c (assemble_name): Remove assert.
 551
 552 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
 553
 554         * config.gcc: Keep obselete list sorted.
 555
 556 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
 557             Eric Botcazou  <ebotcazou@adacore.com>
 558
 559         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
 560         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
 561         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
 562         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
 563         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
 564
 565 2011-05-30  Richard Guenther  <rguenther@suse.de>
 566
 567         * gimple.c (gimple_types_compatible_p_1): Compare record
 568         and union type members properly.
 569
 570 2011-05-30  Richard Guenther  <rguenther@suse.de>
 571
 572         PR tree-optimization/49210
 573         * ipa-split.c (split_function): Care for the case where the call
 574         result is not trivially convertible to the result holding variable.
 575
 576 2011-05-30  Richard Guenther  <rguenther@suse.de>
 577
 578         PR tree-optimization/49218
 579         * tree-vrp.c (adjust_range_with_scev): Properly check whether
 580         overflow occured.
 581
 582 2011-05-30  Richard Guenther  <rguenther@suse.de>
 583
 584         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
 585         New function split out from ...
 586         (forward_propagate_into_gimple_cond): ... here.  Adjust.
 587         (forward_propagate_into_cond): Likewise.
 588         (forward_propagate_comparison): Also propagate into
 589         comparisons on assignment RHS.  Change return value to
 590         behave similar to forward_propagate_into_cond.
 591         (tree_ssa_forward_propagate_single_use_vars): Handle
 592         strict-overflow warnings properly for forward_propagate_comparison.
 593
 594 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 595
 596         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
 597         from plugin linker.
 598         * configure: Regenerate.
 599
 600 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
 601
 602         PR tree-optimization/49199
 603         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
 604         non-reduction operands are either defined in the loop or by induction.
 605
 606 2011-05-29  Xinliang David Li  <davidxl@google.com>
 607
 608         * opts-global.c (handle_common_deferred_options): Handle new options.
 609         * passes.c (register_one_dump_file): Call register_pass_name.
 610         (execute_one_pass): Check explicit enable/disable flag.
 611         (passr_hash): New function.
 612         (passr_eq): Ditto.
 613         (register_pass_name): Ditto.
 614         (get_pass_by_name): Ditto.
 615         (pass_hash): Ditto.
 616         (pass_eq): Ditto.
 617         (enable_pass): Ditto.
 618         (disable_pass): Ditto.
 619         (is_pass_explicitly_enabled_or_disabled): Ditto.
 620
 621 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
 622
 623         * config/i386/i386.md (*movoi_internal_avx): Use
 624         standard_sse_constant_opcode for alternative 0.
 625         (*movti_internal_sse): Ditto.
 626         (*movti_internal_rex64): Use standard_sse_constant_opcode for
 627         alternative 2.
 628         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
 629         sselog1 type moves.
 630         (*movsi_internal): Ditto.
 631         (*movdi_internal): Ditto.  Add ssecvt type moves.
 632
 633 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
 634
 635         PR target/48830
 636         * rtlanal.c (simplify_subreg_regno): Adjust comment.
 637
 638 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
 639
 640         PR rtl-optimization/49095
 641         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
 642         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
 643
 644 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
 645
 646         PR target/43995
 647         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
 648         recurse_p argument.  Only follow register copies if it is set,
 649         and prevent mips_find_pic_call_symbol from recursing.
 650         (mips_find_pic_call_symbol): Add a recurse_p argument.
 651         Pass it to mips_pic_call_symbol_from_set.
 652         (mips_annotate_pic_calls): Update accordingly.
 653
 654 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
 655
 656         * emit-rtl.c (try_split): Use a loop to search for
 657         NOTE_INSN_CALL_ARG_LOCATIONs.
 658
 659 2011-05-29  Richard Guenther  <rguenther@suse.de>
 660
 661         PR tree-optimization/49217
 662         * ipa-pure-const.c (propagate_pure_const): Fix typos.
 663
 664 2011-05-28  Jan Hubicka  <jh@suse.cz>
 665
 666         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
 667         length.
 668         (string_slot_free): Remove
 669         (create_output_block): Initialize obstack.
 670         (destroy_output_block): Free obstack.
 671         (lto_string_index): Add PERSISTENT parameter; do not duplicate
 672         the string unless it needs to be added into the hash.
 673         (lto_output_string_with_length): Add persistent attribute;
 674         handle NULL strings.
 675         (lto_output_string): Add PERSISTENT parameter.
 676         (output_string_cst, output_identifier): Simplify.
 677         (lto_output_location_bitpack): Update.
 678         (lto_output_builtin_tree): Update.
 679         * lto-streamer.h (struct output_block): Add obstack.
 680         (lto_output_string, lto_output_string_with_length): Remove
 681         declarations; functions are static now.
 682
 683 2011-05-28  Jan Hubicka  <jh@suse.cz>
 684
 685         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
 686         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
 687         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
 688         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
 689         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
 690         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
 691         unpack_ts_decl_with_vis_value_fields,
 692         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
 693         lto_get_builtin_tree): Use enum and variable length i/o.
 694         * basic-block.h (profile_status_d): Add PROFILE_LAST.
 695         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
 696         New functions.
 697         (bp_pack_enum, bp_unpack_enum): New macros.
 698
 699 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
 700
 701         * genrecog.c: Remove redundant forward declarations.
 702
 703 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
 704
 705         * config.gcc: Deprecate mips*-*-openbsd*.
 706
 707 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
 708
 709         PR bootstrap/49195
 710         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
 711         for match_op_dup.
 712
 713 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
 714
 715         PR middle-end/48981
 716         * gengtype.c (vec_prefix_type): New function.
 717         (note_def_vec): Use vec_prefix_type and change the length
 718         attribute to be based on the prefix.
 719         * vec.c: Include coretypes.h before vec.h.
 720         (struct vec_prefix): Remove.
 721         (vec_gc_p_reserve): Change the offsetof to sizeof.
 722         (vec_gc_p_reserve_exact): Likewise.
 723         (vec_heap_p_reserve): Likewise.
 724         (vec_heap_p_reserve_exact): Likewise.
 725         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
 726         (vec_stack_p_reserve): Change the offsetof to sizeof.
 727         (vec_stack_p_reserve_exact): Likewise.
 728         * vec.h (struct vec_prefix): New struct definition.
 729         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
 730         (VEC_T_GTY(T,B)): Likewise.
 731         (DEF_VEC_FUNC_P(T)): Use prefix field.
 732         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
 733         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
 734
 735 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 736
 737         PR tree-optimization/46728
 738         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
 739         (powi_as_mults): Add gimple_set_location.
 740         (build_and_insert_call): New.
 741         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
 742         0.5, 0.25, 0.75, 1./3., or 1./6.
 743
 744 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
 745
 746         * doc/contrib.texi: Update copyright years.
 747         (Contributors): Add Zdenek Sojka.
 748
 749 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
 750
 751         * c-decl.c (c_push_function_context): Copy the current statement
 752         list stack.
 753         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
 754         (finish_struct): Call building_stmt_list_p instead of checking
 755         cur_stmt_list.
 756         * c-parser.c (c_parser_postfix_expression): Likewise.
 757         * c-typeck.c (c_end_compound_stmt): Likewise.
 758         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
 759         * tree-iterator.c (stmt_list_cache): Change to a VEC.
 760         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
 761         (free_stmt_list): Likewise.
 762         * tree.h (struct tree_statement_list): Include typed_tree instead
 763         of tree_common.
 764         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
 765         as TS_TYPED instead of TS_COMMON.
 766
 767 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 768             Uros Bizjak  <ubizjak@gmail.com>
 769
 770         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
 771         (HAVE_AS_IX86_TLSGDPTL): Define.
 772         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
 773         (HAVE_AS_IX86_TLSLDMPLT): Define.
 774         * configure: Regenerate.
 775         * config.in: Regenerate.
 776         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
 777         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
 778         TARGET_SUN_TLS, use @tlsgdplt or @plt.
 779         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
 780         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
 781         @tlsldmplt or @plt.
 782         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
 783
 784 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
 785
 786         * sched-int.h (struct _haifa_deps_insn_data): New members cond
 787         and reverse_cond.
 788         (INSN_COND, INSN_REVERSE_COND): New macros.
 789         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
 790         once.
 791         (sched_get_condition_with_rev): Cache the results, and look them up
 792         if possible.
 793         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
 794         are clobbered by the current insn.
 795         * target.def (exposed_pipline): New sched data hook.
 796         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
 797         * doc/tm.texi: Regenerate.
 798
 799 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 800
 801         PR tree-optimization/49170
 802         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
 803         sincos or cexp.
 804
 805 2011-05-27  Richard Guenther  <rguenther@suse.de>
 806
 807         PR middle-end/49189
 808         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
 809         of comparisons.
 810
 811 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
 812
 813         * haifa-sched.c (sched_scan_info): Remove.
 814         (schedule_block): Call sched_extend_luids rather than sched_init_luids
 815         with NULL args.
 816         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
 817         Remove functions.
 818         (sched_scan): Remove.
 819         (sched_extend_luids): Renamed from luids_extend_insn and no longer
 820         static.  All callers changed.
 821         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
 822         static.  All callers changed.
 823         (sched_init_luids): Remove all arguments except the first.  All
 824         callers changed.  Don't use sched_scan.
 825         (haifa_init_h_i_d): Likewise.
 826         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
 827         manually rather than using sched_init_luids.  Likewise with
 828         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
 829         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
 830         rather than sched_init_luids with NULL args.
 831         * sel-sched-ir.c (new_insns): Remove variable.
 832         (sched_scan): New static function, previously in haifa-sched.c.  Remove
 833         all arguments but the first two; all callers changed.
 834         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
 835         rather than sched_init_luids.
 836         (sel_init_bbs): Remove second argument.  All callers changed.
 837         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
 838         with NULL arguments.
 839         (create_insn_rtx_from_pattern): Likewise.
 840         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
 841         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
 842         (sched_init_insn_luid, sched_extend_luids): Declare.
 843         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
 844         declarations.
 845
 846 2011-05-27  Richard Guenther  <rguenther@suse.de>
 847
 848         PR middle-end/49177
 849         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
 850         A CMP B ? (T) true : (T) false for non-integral types T again.
 851
 852 2011-05-27  Jan Hubicka  <jh@suse.cz>
 853
 854         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
 855         so 0 means NULL string.
 856         (lto_output_string_with_length): ... here.
 857         (lto_output_string, output_string_cst, output_identifier): Update
 858         handling of NULL strings.
 859         (lto_output_location_bitpack): New function.
 860         (lto_output_location): Use it.
 861         (lto_output_tree_ref): Use output_record_start.
 862         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
 863         len values.
 864         * lto-streamer-in.c (string_for_index): Break out from ...; offset
 865         values by 1.
 866         (input_string_internal): ... here;
 867         (input_string_cst, input_identifier, lto_input_string): Update handling
 868         of NULL strings.
 869         (lto_input_location_bitpack): New function
 870         (lto_input_location): Use it.
 871         (unpack_ts_type_common_value_fields): Pack align & alias in var len
 872         values.
 873         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
 874         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
 875         (bp_pack_value): Sanity check the value range.
 876         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
 877         New functions.
 878         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
 879         New functions.
 880
 881 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
 882
 883         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
 884         call_arg_location instructions down the floor.
 885
 886 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
 887
 888         PR rtl-optimization/49154
 889         * ira.c (setup_pressure_classes): Process class without sublcasses
 890         as a candidate for pressure classes.
 891
 892 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
 893
 894         PR rtl-optimization/48575
 895         * genrecog.c (position_type): New enum.
 896         (position): New structure.
 897         (decision): Use position structure instead of a string.
 898         (root_pos, peep2_insn_pos_list): New variables.
 899         (next_position, compare_positions): New functions.
 900         (new_decision): Use position structures instead of strings.
 901         (maybe_both_true): Likewise.
 902         (change_state): Likewise.
 903         (write_tree): Likewise.
 904         (make_insn_sequence): Likewise.
 905
 906 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
 907
 908         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
 909         TS_BASE instead of TS_COMMON.
 910         (find_decls_types_r): Check for TS_TYPED structure before looking at
 911         TREE_TYPE.
 912         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
 913         Add chain field.
 914         (BLOCK_CHAIN): Use new chain field.
 915
 916 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
 917
 918         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
 919         moves expensive on Power7 also.
 920
 921 2011-05-26  Richard Guenther  <rguenther@suse.de>
 922
 923         * fold-const.c (fold_unary_loc): Remove bogus code.
 924
 925 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
 926
 927         * tree.h (struct tree_identifier): Inherit from tree_typed, not
 928         tree_common.
 929         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
 930         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
 931         TS_BASE instead of TS_COMMON.
 932         * varasm.c (assemble_name): Remove assert.
 933
 934 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
 935
 936         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
 937         substituted first.
 938         * libgcc-std.ver: Delete file.
 939
 940 2011-05-26  Richard Guenther  <rguenther@suse.de>
 941
 942         PR tree-optimization/48702
 943         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
 944         only when we know the base address is within bounds.
 945         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
 946         assume the base address of TARGET_MEM_REFs is in bounds.
 947
 948 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 949
 950         PR target/49099
 951         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
 952         declaration in TARGET_SOLARIS.
 953
 954 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
 955
 956         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
 957         The instruction is then expanded explicitly.
 958         (supported_compare): Callable instruction.
 959         (compare): Likewise.
 960
 961 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
 962
 963         PR c++/49165
 964         * gimplify.c (shortcut_cond_r): Don't special case
 965         COND_EXPRs if they have void type on one of their arms.
 966
 967 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
 968
 969         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
 970         to reduce duplication, and to achieve a slightly more logical order
 971         of operations.
 972
 973 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
 974
 975         PR tree-optimization/49161
 976         * tree-vrp.c (struct case_info): New type.
 977         (compare_case_labels): Sort case_info structs instead of
 978         trees, and not primarily by CASE_LABEL uids but by
 979         label_for_block indexes.
 980         (find_switch_asserts): Put case labels into struct case_info
 981         array instead of TREE_VEC, adjust sorting, compare label_for_block
 982         values instead of CASE_LABELs.
 983
 984 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 985
 986         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
 987         ("orndi3_neon"): Likewise.
 988         ("bic<mode>3_neon"): Likewise.
 989
 990 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
 991
 992         PR tree-optimization/49038
 993         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
 994         Ensure at least one epilogue iteration if required by data
 995         accesses with gaps.
 996         * tree-vectorizer.h (struct _loop_vec_info): Add new field
 997         to mark loops that require peeling for gaps.
 998         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
 999         (vect_get_known_peeling_cost): Take peeling for gaps into
1000         account.
1001         (vect_transform_loop): Generate epilogue if required by data
1002         access with gaps.
1003         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1004         loop as requiring an epilogue if there are gaps in the end of
1005         the strided group.
1006
1007 2011-05-25  Ian Lance Taylor  <iant@google.com>
1008
1009         * godump.c (go_format_type): Output the first field with a usable
1010         Go type, if any.
1011
1012 2011-05-25  Ian Lance Taylor  <iant@google.com>
1013
1014         * godump.c (go_format_type): Check for invalid type names, pointer
1015         target types, and struct field types.
1016
1017 2011-05-25  Jason Merrill  <jason@redhat.com>
1018
1019         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
1020
1021 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
1022
1023         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
1024
1025 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1026
1027         * config/i386/i386.md (*movqi_extv_1)): Put back
1028         "register_operand" check in "type" calculation.
1029         (*movqi_extzv_2): Likewise.
1030
1031 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1032
1033         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
1034
1035 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
1036
1037         PR bootstrap/49160
1038         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
1039         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
1040         __divxc3, __divtc3): Wrap definitions in #ifndef.
1041
1042 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1043
1044         PR target/49142
1045         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
1046         "register_operand" check and replace q_regs_operand with
1047         QIreg_operand in "type" calculation.
1048         (*movqi_extv_1): Likewise.
1049         (*movqi_extzv_2_rex64): Likewise.
1050         (*movqi_extzv_2): Likewise.
1051
1052         * config/i386/predicates.md (QIreg_operand): New.
1053
1054 2011-05-25  Richard Guenther  <rguenther@suse.de>
1055
1056         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
1057         type-based offset disambiguation, streamline MEM_REF and
1058         TARGET_MEM_REF handling.
1059
1060 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1061
1062         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
1063         (bdesc_special_args): Add pause intrinsic.
1064
1065         * config/i386/i386.md (UNSPEC_PAUSE): New.
1066         (pause): Likewise.
1067         (*pause): Likewise.
1068         * config/i386/ia32intrin.h (__pause): Likewise.
1069
1070         * doc/extend.texi (X86 Built-in Functions): Add documentation for
1071         pause intrinsic.
1072
1073 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1074
1075         PR tree-optimization/46728
1076         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
1077         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
1078
1079 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
1080
1081         * tree.h (struct tree_exp): Inherit from struct tree_typed.
1082         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
1083         instead of TS_COMMON.
1084
1085 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
1086
1087         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
1088         LIBGCC2_GNU_PREFIX is defined.
1089         (__N): New macro.
1090         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
1091         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
1092         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
1093         __clz_tab): Define using __N.
1094         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
1095         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1096         * target.def (libfunc_gnu_prefix): New hook.
1097         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
1098         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
1099         * doc/tm.texi: Regenerate.
1100         * system.h (LIBGCC2_GNU_PREFIX): Poison.
1101         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
1102         account.
1103         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
1104         (init_optabs): Likewise for the bswap libfuncs.
1105         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
1106         and divide.
1107         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
1108         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
1109         * libgcc-std.ver: Remove.
1110         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
1111         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
1112         libgcc-std.ver.
1113         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
1114         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
1115         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
1116         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
1117         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
1118         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
1119         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
1120         * config/fixed-bit.h (FIXED_OP): Define differently depending on
1121         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
1122         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
1123
1124 2011-05-25  Jan Hubicka  <jh@suse.cz>
1125
1126         * lto-streamer-out.c (output_record_start): Use lto_output_enum
1127         (lto_output_tree): Use output_record_start.
1128         * lto-streamer-in.c (input_record_start): Use lto_input_enum
1129         (lto_get_pickled_tree): Use input_record_start.
1130         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
1131         (lto_value_range_error): New function.
1132         * lto-streamer.h (lto_value_range_error): Declare.
1133         (lto_output_int_in_range, lto_input_int_in_range): New functions.
1134         (lto_output_enum, lto_input_enum): New macros.
1135
1136 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
1137
1138         * common.opt (flag_stack_usage_info): New variable.
1139         (-Wstack-usage): New option.
1140         * doc/invoke.texi (Warning options): Document -Wstack-usage.
1141         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
1142         <OPT_fstack_usage>: Likewise.
1143         * toplev.c (output_stack_usage): Handle -Wstack-usage.
1144         * calls.c (expand_call): Test flag_stack_usage_info variable instead
1145         of flag_stack_usage.
1146         (emit_library_call_value_1): Likewise.
1147         * explow.c (allocate_dynamic_stack_space): Likewise.
1148         * function.c (instantiate_virtual_regs ): Likewise.
1149         (prepare_function_start): Likewise.
1150         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
1151         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
1152         * config/arm/arm.c (arm_expand_prologue): Likewise.
1153         (thumb1_expand_prologue): Likewise.
1154         * config/avr/avr.c (expand_prologue): Likewise.
1155         * config/i386/i386.c (ix86_expand_prologue): Likewise.
1156         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
1157         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
1158         * config/mips/mips.c (mips_expand_prologue): Likewise.
1159         * config/pa/pa.c (hppa_expand_prologue): Likewise.
1160         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
1161         * config/s390/s390.c (s390_emit_prologue): Likewise.
1162         * config/sh/sh.c (sh_expand_prologue): Likewise.
1163         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
1164         * config/spu/spu.c (spu_expand_prologue): Likewise.
1165
1166 2011-05-25  Richard Guenther  <rguenther@suse.de>
1167
1168         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
1169         (gimple_canonical_types_compatible_p): Likewise.
1170
1171 2011-05-25  Jan Hubicka  <jh@suse.cz>
1172
1173         PR middle-end/49062
1174         * ipa.c (function_and_variable_visibility): Only add to same
1175         comdat group list if DECL_ONE_ONLY.
1176
1177 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
1178
1179         PR rtl-optimization/49014
1180         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
1181
1182 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
1183
1184         PR target/49128
1185         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1186
1187 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
1188
1189         PR rtl-optimization/48757
1190         * ira-build.c (loop_with_eh_edge_p): Rename to
1191         loop_with_complex_edge_p, check edges on complexity, make function
1192         conditional.
1193         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
1194         conditional.
1195
1196 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
1197
1198         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1199         force flag_ira_share_save_slots to 0.
1200
1201 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
1202
1203         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
1204         (vt_initialize): Set PROLOGUE_BB unconditionally.
1205         Add block comment about CFA_BASE_RTX machinery.
1206         Reset FP_CFA_OFFSET to -1 on all invalid paths.
1207         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
1208
1209 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
1210
1211         PR objc/48187
1212         * c-parser.c (c_parser_objc_class_instance_variables): More robust
1213         parsing of syntax error in ObjC instance variable lists.  In
1214         particular, avoid an infinite loop if there is a stray ']'.
1215         Updated error message.
1216
1217 2011-05-24  Ian Lance Taylor  <iant@google.com>
1218
1219         * godump.c (go_define): Don't accept a string immediately after
1220         another operand.
1221
1222 2011-05-24  Ian Lance Taylor  <iant@google.com>
1223
1224         * godump.c (struct godump_container): Add invalid_hash field.
1225         (go_format_type): Return false if type is found in invalid_hash.
1226         (go_output_typedef): Add invalid type to invalid_hash.
1227         (go_finish): Create and delete invalid_hash.
1228
1229 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1230
1231         PR tree-optimization/46728
1232         * tree-ssa-math-opts.c (powi_table): New.
1233         (powi_lookup_cost): New.
1234         (powi_cost): New.
1235         (powi_as_mults_1): New.
1236         (powi_as_mults): New.
1237         (gimple_expand_builtin_powi): New.
1238         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
1239         (gate_cse_sincos): Remove sincos/cexp restriction.
1240
1241 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1242
1243         PR target/3746
1244         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
1245         mips-tdump native.
1246         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
1247         * mips-tdump.c: Likewise.
1248
1249 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
1250
1251         PR target/49128
1252         * config/i386/driver-i386.c (host_detect_local_cpu): Always
1253         add -mno-XXX.  Handle FMA.
1254
1255 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
1256
1257         PR rtl-optimization/48633
1258         * ira-build.c (loop_with_eh_edge_p): New function.
1259         (mark_loops_for_removal): Use it.
1260
1261 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
1262
1263         PR rtl-optimization/48971
1264         * ira.c (setup_pressure_classes): Don't check register move cost
1265         for classes with one registers.  Don't add pressure class if there
1266         is a pressure class with the same available hard registers.
1267         Check contains_reg_of_mode.  Fix a typo in collecting
1268         temp_hard_regset.  Ignore hard registers not belonging to a class.
1269
1270 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
1271
1272         PR target/49133
1273         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1274
1275 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
1276             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1277
1278         PR gcov-profile/48845
1279         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
1280
1281 2011-05-24  Richard Guenther  <rguenther@suse.de>
1282
1283         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
1284         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
1285         (gimple_types_compatible_p_1): Adjust.
1286         (iterative_hash_canonical_type): Do not bother about complete vs.
1287         incomplete types.
1288         (gimple_canonical_types_compatible_p): Likewise.
1289
1290 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1291
1292         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
1293
1294 2011-05-24  Richard Guenther  <rguenther@suse.de>
1295
1296         PR bootstrap/49078
1297         * gimple.c (gimple_register_canonical_type): Revert
1298         previous change.
1299         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
1300         does not for a tree for the case where it matters.  Cache
1301         pointer-type alias-sets.
1302
1303 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
1304
1305         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
1306         (OBJS): Remove options.o, opts-common.o and prefix.o.
1307         (OBJS-libcommon-target): New.
1308         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
1309         (BACKEND): Include libcommon-target.a.
1310         (MOSTLYCLEANFILES): Include libcommon-target.a.
1311         (libcommon-target.a): New.
1312         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
1313         prefix.o.
1314
1315 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
1316
1317         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
1318         parts of output shared with the driver.
1319         * optc-gen.awk: Don't generate parts of output not shared with the
1320         driver.
1321         * opth-gen.awk: Remove GCC_DRIVER conditionals.
1322         * doc/options.texi (SourcerInclude): Mention options-save.c.
1323         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
1324         (OBJS): Add options-save.o.
1325         (options-save.c, options-save.o): New.
1326         (options.o): Update dependencies.
1327         (gcc-options.o): Remove.
1328         (mostlyclean): Remove options-save.c.
1329
1330 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
1331
1332         PR debug/49032
1333         * dbxout.c: Include cgraph.h.
1334         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1335         and without value expr, return NULL if no varpool node exists for
1336         it or if it is not needed.
1337         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1338
1339         PR c/49120
1340         * c-decl.c (start_decl): Convert expr to void_type_node.
1341
1342 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
1343
1344         PR rtl-optimization/48826
1345         * emit-rtl.c (try_split): When splitting a call that is followed
1346         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
1347
1348 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
1349
1350         * cfgexpand.c (expand_debug_expr): For unused non-addressable
1351         parameters passed in memory prefer using DECL_INCOMING_RTL over
1352         the pseudos it will be copied into.
1353
1354 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
1355
1356         PR target/47315
1357         * config/i386/i386.c (ix86_option_override_internal): Save the
1358         initial options after checking vzeroupper.
1359
1360 2011-05-23  David Li  <davidxl@google.com>
1361
1362         PR tree-optimization/48988
1363         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
1364         Initialize has_valid_pred for each pred chain.
1365
1366 2011-05-23  Richard Guenther  <rguenther@suse.de>
1367
1368         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
1369         (iterative_hash_gimple_type): Always hash type names.
1370
1371 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
1372
1373         * c-typeck.c (build_function_call_vec): Tweak call to
1374         check_function_arguments.
1375
1376 2011-05-23  Richard Guenther  <rguenther@suse.de>
1377
1378         PR tree-optimization/49115
1379         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1380         is not necessarily carried out, do not claim it kills the ref.
1381         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1382
1383 2011-05-23  Richard Guenther  <rguenther@suse.de>
1384
1385         PR middle-end/15419
1386         * builtins.c (fold_builtin_memory_op): Be less restrictive about
1387         what pointer types we accept for folding.
1388
1389 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1390
1391         * gthr-gnat.c: Remove.
1392         * gthr-gnat.h: Remove.
1393         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
1394         * config/t-freebsd (LIB2ADDEH): Likewise.
1395         * config/t-linux (LIB2ADDEH): Likewise.
1396         * config/t-sol2 (LIB2ADDEH): Likewise.
1397         * config/ia64/t-vms (LIB2ADDEH): Likewise.
1398         * configure.ac (target_thread_file): Remove gnat handling.
1399         * configure: Regenerate.
1400         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
1401
1402 2011-05-23  Tristan Gingold  <gingold@adacore.com>
1403             Eric Botcazou  <ebotcazou@adacore.com>
1404
1405         * gcov.c (create_file_names): If no object directory is specified,
1406         keep the directory of the file.
1407
1408 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1409
1410         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
1411         * configure: Regenerate.
1412
1413 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
1414
1415         PR middle-end/48973
1416         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1417         failed and the comparison has a single bit signed type, use
1418         constm1_rtx instead of const1_rtx for true value.
1419         (do_store_flag): If ops->type is single bit signed type, disable
1420         signel bit test optimization and pass -1 instead of 1 as last
1421         parameter to emit_store_flag_force.
1422
1423 2011-05-23  Tom de Vries  <tom@codesourcery.com>
1424
1425         PR target/45098
1426         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
1427         function.
1428         (infer_loop_bounds_from_undefined): Use new function.
1429
1430 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
1431
1432         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
1433         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
1434         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
1435         and -O0 otherwise.
1436         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
1437
1438 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1439
1440         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
1441         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
1442         returns true.
1443
1444 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
1445
1446         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
1447
1448 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1449
1450         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
1451         UNSPEC_MOVE_PIC pattern.
1452
1453 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1454
1455         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1456         (sparc-*-rtems*): Likewise.
1457         (sparc64-*-elf*): Likewise.
1458         (sparc64-*-rtems*): Likewise.
1459         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
1460         * config/sparc/t-crtin: New file.
1461         * config/sparc/t-sol2 (crti.o): Delete rule.
1462         (crtn.o): Likewise.
1463         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1464         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1465         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1466         (ENDFILE_SPEC): Add crtn.o.
1467
1468 2011-05-22  Tom de Vries  <tom@codesourcery.com>
1469
1470         PR middle-end/48689
1471         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
1472         CODE_CONTAINS_STRUCT (TS_COMMON).
1473
1474 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
1475
1476         PR middle-end/49029
1477         * expmed.c (extract_fixed_bit_field): Test whether target can be used
1478         only after deciding which mode to use.
1479
1480 2011-05-22  Tom de Vries  <tom@codesourcery.com>
1481
1482         PR target/45098
1483         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
1484         for call to get_shiftadd_cost.
1485
1486 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
1487
1488         PR target/49104
1489         * config/i386/cpuid.h (bit_MMXEXT): New define.
1490
1491 2011-05-22  Nick Clifton  <nickc@redhat.com>
1492
1493         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
1494         initialisation of non-existant args[2] element.  Use args[] array
1495         not arg[] array to pass arguments to build_function_type_list.
1496
1497 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
1498
1499         PR tree-optimization/49087
1500         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
1501
1502 2011-05-21  Jason Merrill  <jason@redhat.com>
1503
1504         PR c++/49092
1505         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
1506         static storage duration.
1507
1508 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1509
1510         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1511         frame pointer.
1512
1513 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1514
1515         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1516         false if there are call-saved registers here...
1517         (sparc_can_use_return_insn_p): ...but here instead.
1518         (save_or_restore_regs): Fix thinko.
1519         (sparc_expand_prologue): Use current_function_is_leaf.
1520         (sparc_frame_pointer_required): Likewise.
1521
1522 2011-05-21  Nick Clifton  <nickc@redhat.com>
1523
1524         PR target/49098
1525         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
1526
1527 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
1528
1529         * gengtype.c (walk_type): Implemented "atomic" GTY option.
1530         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
1531
1532 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
1533
1534         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
1535         * optc-gen.awk: Move common code to opt-read.awk.
1536         * opth-gen.awk: Likewise.
1537         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
1538
1539 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
1540
1541         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
1542
1543 2011-05-20  Tom de Vries  <tom@codesourcery.com>
1544
1545         PR target/45098
1546         * tree-ssa-loop-ivopts.c: Include expmed.h.
1547         (get_shiftadd_cost): New function.
1548         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
1549
1550 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
1551
1552         PR bootstrap/49086
1553         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1554         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1555
1556 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
1557
1558         * Makefile.in: Update comment referring to $(OBJS-common).
1559
1560 2011-05-20  Ian Lance Taylor  <iant@google.com>
1561
1562         * godump.c (go_output_typedef): Put enum constants in the macro
1563         hash table to avoid duplicate Go const definitions.
1564
1565 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
1566
1567         * Makefile.in (LIBDEPS): Add libcommon.a.
1568         (LIBS): Likewise.
1569         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
1570         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
1571         pretty-print.o and version.o.
1572         (OBJS-libcommon): New.
1573         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
1574         (BACKEND): Add libcommon.a.
1575         (MOSTLYCLEANFILES): Likewise.
1576         (libcommon.a): New.
1577         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
1578         (cpp$(exeext)): Likewise.
1579         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
1580         pretty-print.o and input.o.
1581         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
1582         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
1583         (errors.o): Remove.
1584         (mips-tfile): Don't explicitly use version.o.
1585         (mips-tdump): Likewise.
1586         (gcov.o): Depend on $(DIAGNOSTIC_H).
1587         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
1588         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
1589         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
1590         * gcov-dump.c: Include intl.h and diagnostic.h.
1591         (main): Initialize diagnostics.
1592         * gcov.c: Include diagnostic.h.
1593         (fnotice): Remove.
1594         (main): Initialize diagnostics.
1595         * lto-wrapper.c: Include diagnostic.h.
1596         (main): Initialize diagnostics.
1597
1598 2011-05-20  Michael Matz  <matz@suse.de>
1599
1600         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
1601
1602 2011-05-20  Michael Matz  <matz@suse.de>
1603             Richard Guenther  <rguenther@suse.de>
1604
1605         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
1606         use lto_streamer_cache_append directly instead of returning a VEC.
1607         (preload_common_node): Remove.
1608         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
1609         track seen nodes.
1610         (lto_streamer_cache_create): Call lto_preload_common_nodes.
1611
1612 2011-05-20  Richard Guenther  <rguenther@suse.de>
1613
1614         PR tree-optimization/49079
1615         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
1616         MEM_REFs correctly for the trailing array access detection.
1617         Special case constants the same way as decls for overall size
1618         constraining.
1619
1620 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
1621
1622         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
1623         argument expansion.
1624
1625 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
1626
1627         PR tree-optimization/49073
1628         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
1629         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
1630         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1631
1632 2011-05-20  Richard Guenther  <rguenther@suse.de>
1633
1634         PR middle-end/48849
1635         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
1636         of pointer types the same way the middle-end does.
1637
1638 2011-05-20  Richard Guenther  <rguenther@suse.de>
1639
1640         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
1641         or pointer-to chains.  Delay all fixup to uniquify_nodes.
1642
1643 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
1644
1645         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1646         (fma4_fmaddsub): Likewise
1647
1648 2011-05-19  Jan Hubicka  <jh@suse.cz>
1649
1650         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
1651         (GIMPLE_TYPE_PAIR_SIZE): New macro.
1652         (type_pair_cache): New static var.
1653         (lookup_type_pair): Use fixed sized custom hash; make inline.
1654         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
1655         calls of lookup_type_pair.
1656         (print_gimple_types_stats): Remove cache stats.
1657         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
1658         and gtc_ob.
1659
1660 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
1661
1662         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1663         when TARGET_RDRND is active.
1664         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1665         Generate dummy SImode target register when target is NULL.
1666
1667 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
1668
1669         * config/arm/arm-fpus.def: New.
1670         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
1671         arm-fpus.def.
1672         * config/arm/arm-tables.opt: Regenerate.
1673         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
1674         (arm_option_override): Don't decode FPU name to string here.
1675         * config/arm/arm.opt (mfpu=): Use Enum.
1676         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
1677         Update dependencies.
1678
1679 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
1680
1681         * collect2.c: Include diagnostic.h.
1682         (fatal_perror, fatal, error, fancy_abort): Remove.
1683         (main): Set progname.  Call xmalloc_set_program_name and
1684         diagnostic_initialize.
1685         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
1686         scan_libraries, resolve_lib_name): Call fatal_error instead of
1687         fatal and fatal_perror.
1688         * collect2.h (error, fatal, fatal_perror): Don't declare.
1689         * tlink.c: Include diagnostic-core.h.
1690         (recompile_files): Call fatal_error instead of fatal_perror.
1691         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
1692         pretty-print.o and input.o.
1693         (collect2.o, tlink.o): Update dependencies.
1694
1695 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1696
1697         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
1698
1699 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1700
1701         PR target/40483
1702         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
1703         COMDAT group syntax, both SPARC and x86 variants.
1704         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
1705         * configure: Regenerate.
1706         * config/sol2.h (TARGET_SOLARIS): Define.
1707         (PUSHSECTION_FORMAT): Remove.
1708         (SECTION_NAME_FORMAT): Define.
1709         * config/sol2.c: Include hashtab.h.
1710         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
1711         expansion, using SECTION_NAME_FORMAT.
1712         (solaris_comdat_htab): New variable.
1713         (struct comdat_entry): Define.
1714         (comdat_hash): New function.
1715         (comdat_eq): New function.
1716         (solaris_elf_asm_comdat_section): New function.
1717         (solaris_define_comdat_signature): New function.
1718         (solaris_code_end): New function.
1719         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
1720         (solaris_code_end): Declare.
1721         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
1722         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
1723         solaris_code_end.
1724         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
1725         Remove ATTRIBUTE_UNUSED.
1726         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
1727         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
1728         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
1729         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
1730         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
1731         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
1732         (PUSHSECTION_FORMAT): Remove.
1733         (SECTION_NAME_FORMAT): Redefine.
1734
1735 2011-05-19  Kai Tietz  <ktietz@redhat.com>
1736
1737         * tree-cfg.c (verify_gimple_assign_binary): Barf on
1738         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
1739         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
1740
1741 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
1742             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1743
1744         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
1745
1746 2011-05-19  Richard Guenther  <rguenther@suse.de>
1747
1748         PR middle-end/48985
1749         * tree-object-size.c (addr_object_size): If the pointed-to
1750         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1751
1752 2011-05-19  Richard Guenther  <rguenther@suse.de>
1753
1754         * gimple.c (gimple_types_compatible_p_1): Compare names of
1755         the types themselves.
1756         (iterative_hash_gimple_type): And hash them that way.
1757         (gimple_register_type_1): If we register a main variant properly
1758         initialize the leader to ourselves.
1759
1760 2011-05-19  Tom de Vries  <tom@codesourcery.com>
1761
1762         PR target/45098
1763         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
1764         get_loop_invariant_expr_id.
1765         (get_loop_invariant_expr_id): Use get_expr_id.
1766         (parm_decl_cost): New function.
1767         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
1768         Improve bound cost estimation.  Use different inv_expr_id for elim and
1769         express cases.
1770
1771 2011-05-19  Tom de Vries  <tom@codesourcery.com>
1772
1773         PR target/45098
1774         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
1775         cost_base.cost == 0.
1776
1777 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
1778
1779         PR target/49002
1780         * config/i386/sse.md
1781         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
1782         load cast.
1783
1784 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
1785
1786         PR tree-optimization/49039
1787         * tree-vrp.c (extract_range_from_binary_expr): For
1788         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1789         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1790
1791 2011-05-18  Tom de Vries  <tom@codesourcery.com>
1792
1793         PR target/45098
1794         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
1795
1796 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
1797
1798         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
1799         (*tls_global_dynamic_64): Ditto.
1800         (*tls_local_dynamic_base_32_gnu): Ditto.
1801         (*tls_local_dynamic_base_64): Ditto.
1802         (tls_initial_exec_64_sun): Ditto.
1803
1804 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
1805
1806         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
1807         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1808         bf592-none.
1809         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1810         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1811         * config/bfin/bfin.c (bfin_cpus): Add bf592.
1812         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1813         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
1814         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
1815         * config/bfin/elf.h (LIB_SPEC): Add bf592.
1816
1817 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
1818
1819         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
1820         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
1821         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
1822         target_thread_pointer, arm_structure_size_boundary, struct
1823         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
1824         struct abi_name, arm_all_abis): Remove.
1825         (arm_option_override) Don't process most enumerated option values here.
1826         Don't process target_fpe_name here.  Work with integer not string for
1827         structure size boundary; use separate diagnostics for each case.
1828         * config/arm/arm.h (enum float_abi_type, enum
1829         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
1830         to arm-opts.h.
1831         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
1832         arm_structure_size_boundary): Remove.
1833         * config/arm/arm.opt (mabi=): Use Enum and Init.
1834         (arm_abi_type): New Enum and EnumValue entries.
1835         (mfloat-abi=): Use Enum and Init.
1836         (float_abi_type): New Enum and EnumValue entries.
1837         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
1838         (mfp16-format=): Use Enum and Init.
1839         (arm_fp16_format_type): New Enum and EnumValue entries.
1840         (mstructure-size-boundary=): Use UInteger and Init.
1841         (mtp=): Use Enum and Init.
1842         (arm_tp_type): New Enum and EnumValue entries.
1843
1844 2011-05-18  Richard Guenther  <rguenther@suse.de>
1845
1846         PR tree-optimization/49018
1847         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1848         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1849         gimple_has_side_effects.
1850
1851 2011-05-18  Richard Guenther  <rguenther@suse.de>
1852
1853         * gimple.c (gimple_register_type_1): New function, split out from ...
1854         (gimple_register_type): ... here.  Avoid infinite recursion.
1855
1856 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
1857
1858         PR tree-optimization/41881
1859         * tree-vectorizer.h (struct _loop_vec_info): Add new field
1860         reduction_chains along with a macro for its access.
1861         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
1862         (destroy_loop_vec_info): Free reduction chains.
1863         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
1864         (vect_is_slp_reduction): New function.
1865         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
1866         (vect_create_epilog_for_reduction): Support SLP reduction chains.
1867         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
1868         definition types for reduction chains.
1869         (vect_supported_load_permutation_p): Don't allow permutations for
1870         reduction chains.
1871         (vect_analyze_slp_instance): Support reduction chains.
1872         (vect_analyze_slp): Try to build SLP instance from reduction chains.
1873         (vect_get_constant_vectors):  Handle reduction chains.
1874         (vect_schedule_slp_instance): Mark the first statement of the
1875         reduction chain as reduction.
1876
1877 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
1878
1879         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
1880         names for group elements access.
1881         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
1882         reduction chains as well.  Remove data reference and interleaving
1883         related words from the fields names.
1884         * tree-vect-loop.c (vect_transform_loop): Use new names for group
1885         elements access.
1886         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
1887         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
1888         vect_update_interleaving_chain, vect_same_range_drs,
1889         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
1890         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
1891         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
1892         vect_analyze_group_access, vect_analyze_data_ref_access,
1893         vect_create_data_ref_ptr, vect_transform_strided_load,
1894         vect_record_strided_load_vectors): Likewise.
1895         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
1896         vect_model_load_cost, vectorizable_store, vectorizable_load,
1897         vect_remove_stores, new_stmt_vec_info): Likewise.
1898         * tree-vect-slp.c (vect_build_slp_tree,
1899         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
1900
1901 2011-05-18  Richard Guenther  <rguenther@suse.de>
1902
1903         PR middle-end/48989
1904         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
1905         operand verification.
1906         (verify_gimple_assign_binary): Likewise.
1907         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
1908         to non-1-precision BOOLEAN_TYPEs.
1909
1910 2011-05-18  Tom de Vries  <tom@codesourcery.com>
1911
1912         PR target/45098
1913         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
1914
1915 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
1916
1917         PR tree-optimization/49000
1918         * tree-ssa.c (execute_update_addresses_taken): Call
1919         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
1920         be rewritten and decl has been marked for renaming, reset
1921         the debug stmt.
1922
1923 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
1924
1925         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
1926         enum_opts_set when testing if attributes have set -mfpmath=.
1927
1928 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
1929
1930         * config/mips/mips.c (mips_handle_option): Remove unused variable.
1931
1932 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
1933
1934         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
1935         info->entry with 0
1936         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
1937         id.transform_lang_insert_block with NULL.
1938
1939 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
1940
1941         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
1942         (output_fp_compare): Change args 3 and 4 to bool.
1943         (ix86_expand_call): Change arg 6 to bool.
1944         (ix86_attr_length_immediate_default): Change arg 2 to bool.
1945         (ix86_attr_length_vex_default): Change arg 3 to bool.
1946         * config/i386/i386.md: Update all uses.
1947         * config/i386/i386.c: Ditto.
1948         (ix86_flags_dependent): Change return type to bool.
1949
1950 2011-05-17  Richard Guenther  <rguenther@suse.de>
1951
1952         * gimple.c (type_hash_pair_compare): Fix comparison.
1953
1954 2011-05-17  Richard Guenther  <rguenther@suse.de>
1955
1956         * gimple.c (iterative_hash_gimple_type): Simplify singleton
1957         case some more, fix final hash value of the non-singleton case.
1958
1959 2011-05-17  Richard Guenther  <rguenther@suse.de>
1960
1961         PR bootstrap/49013
1962         Revert
1963         2011-05-16  Richard Guenther  <rguenther@suse.de>
1964
1965         * gimple.c (gimple_types_compatible_p_1): Use names of the
1966         type itself, not its main variant.
1967         (iterative_hash_gimple_type): Likewise.
1968
1969 2011-05-17  Richard Guenther  <rguenther@suse.de>
1970
1971         * gimple.c (gimple_register_canonical_type): Use the main-variant
1972         leader for computing the canonical type.
1973
1974 2011-05-17  Nick Clifton  <nickc@redhat.com>
1975
1976         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
1977         moves.
1978
1979         * config/rx/rx.md: Add peephole to remove redundant extensions
1980         after loads.
1981         (bitset_in_memory): Use rx_restricted_mem_operand.
1982         (bitinvert_in_memory): Likewise.
1983         (bitclr_in_memory): Likewise.
1984
1985 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
1986             Nick Clifton  <nickc@redhat.com>
1987
1988         * config/rx/rx.md: Add peepholes to match a register move followed
1989         by a comparison of the moved register.  Replace these with an
1990         addition of zero that does both actions in one instruction.
1991
1992 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
1993
1994         PR target/48986
1995         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1996         predicate to allow CONST_INT.
1997         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
1998
1999 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
2000
2001         * opts-common.c (opt_enum_arg_to_value): New.
2002         * opts.h (opt_enum_arg_to_value): Declare.
2003         * config/i386/i386.opt (fpmath): Remove.
2004         (mfpmath=): Use Enum, Init and Save.
2005         (fpmath_unit): New Enum and EnumValue entries.
2006         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
2007         name for function fpmath state.
2008         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
2009         * config/i386/i386.c: Include diagnostic.h.
2010         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
2011         (ix86_target_string): Take enum fpmath_unit value instead of string.
2012         (ix86_debug_options): Update call to ix86_target_string.
2013         (ix86_option_override_internal): Don't process fpmath strings here.
2014         (x86_function_specific_save, ix86_function_specific_restore):
2015         Don't handle fpmath state specially.
2016         (ix86_function_specific_print): Pass fpmath state to
2017         ix86_target_string instead of printing in this function.
2018         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
2019         Handle enum attributes.
2020         (IX86_ATTR_ENUM, ix86_opt_enum): New.
2021         (ix86_valid_target_attribute_tree): Update option_strings
2022         handling.  Handle fpmath as enum option.
2023         (ix86_can_inline_p): Update field names for function fpmath state.
2024         (ix86_expand_builtin): Update call to ix86_target_string.
2025         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
2026         (ix86_fpmath): Remove.
2027         * config/i386/t-i386 (i386.o): Update dependencies.
2028
2029 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
2030
2031         PR preprocessor/48677
2032         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
2033         from decoded_options[0], not from itself.
2034
2035 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
2036
2037         * config/i386/constraints.md (z): New constraint.
2038         * config/i386/i386.c (c): New mode attribute.
2039         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
2040         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
2041         constraint for operand 0.
2042         (*call_vzeroupper): Ditto.
2043         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
2044         (*call_rex64_ms_sysv_vzeroupper): Ditto.
2045         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
2046         Use "lzm" constraint for operand 0.
2047         (*call_pop_vzeroupper): Ditto.
2048         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
2049         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
2050         constraint for operand 0.
2051         (*sibcall_vzeroupper): Ditto.
2052         (*sibcall_rex64_ms_sysv): Ditto.
2053         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
2054         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
2055         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
2056         (*sibcall_pop_vzeroupper): Ditto.
2057         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
2058         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
2059         mode iterator.  Use "<c>zm" constraint for operand 1.
2060         (*call_value_vzeroupper): Ditto.
2061         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
2062         for operand 1.
2063         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
2064         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
2065         *call_value_pop_1.  Use "lzm" constraint for operand 1.
2066         (*call_value_pop_vzeroupper): Ditto.
2067         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
2068         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
2069         mode iterator.  Use "Uz" constraint for operand 1.
2070         (*sibcall_value_vzeroupper): Ditto.
2071         (*sibcall_value_rex64_ms_sysv): Ditto.
2072         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
2073         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
2074         constraint for operand 1.
2075         (*sibcall_value_pop_vzeroupper): Ditto.
2076         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
2077         and "z" constraint for operand 2.
2078         (*tls_global_dynamic_32_gnu): Ditto.
2079         (*tls_local_dynamic_base_32_gnu): Ditto.
2080         (*tls_local_dynamic_base_64): Ditto.
2081         (*tls_local_dynamic_32_once): Ditto.
2082         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
2083         Update all callers.
2084         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
2085
2086 2011-05-16  Richard Guenther  <rguenther@suse.de>
2087
2088         * gimple.c (gimple_types_compatible_p_1): Use names of the
2089         type itself, not its main variant.
2090         (iterative_hash_gimple_type): Likewise.
2091
2092 2011-05-16  Richard Guenther  <rguenther@suse.de>
2093
2094         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
2095         always visit pointer target and function result and argument types.
2096
2097 2011-05-16  Jason Merrill  <jason@redhat.com>
2098
2099         PR c++/48999
2100         * tree-inline.c (copy_statement_list): Put back recursion.
2101
2102 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
2103
2104         PR target/27663
2105         PR target/41076
2106         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
2107         * config/avr/avr.md ("*ior<mode>qi.byte0",
2108         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
2109
2110 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
2111
2112         PR target/45099
2113         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
2114         register is needed for a function argument.
2115
2116 2011-05-16  Richard Guenther  <rguenther@suse.de>
2117
2118         * gimple.c (struct type_hash_pair): New type.
2119         (type_hash_pair_compare): New function.
2120         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
2121
2122 2011-05-16  Revital Eres  <revital.eres@linaro.org>
2123
2124         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
2125
2126 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
2127
2128         * config/i386/i386.md (floating point move splitters): Fix
2129         usage of standard_80387_constant_p.
2130         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
2131
2132 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
2133
2134         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
2135
2136 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
2137
2138         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
2139         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
2140         (tree_ssa_lim_finalize): Likewise.
2141
2142 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
2143
2144         * config/i386/constraint.md (Yd, Yx): New register constraints.
2145         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
2146         Yd conditional register constraint.
2147         (*movtf_internal): Use standard_sse_constant_opcode.
2148         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
2149         Yx conditional register constraint.
2150         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
2151         Yd conditional register constraint.  Use standard_sse_constant_p to
2152         check for valid SSE constants and call standard_sse_constant_opcode to
2153         output SSE insn.
2154         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
2155         constants and call standard_sse_constant_opcode to output SSE insn.
2156         * config/i386/i386.c (ix86_option_ovverride_internal): Set
2157         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
2158         optimize_size is set.
2159         (standard_sse_constant_opcode): Output conditional AVX insn templates.
2160
2161 2011-05-14  Tobias Burnus  <burnus@net-b.de>
2162
2163         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
2164
2165 2011-05-13  Martin Jambor  <mjambor@suse.cz>
2166
2167         * ipa-prop.c (ipa_cst_from_jfunc): New function.
2168         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
2169         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
2170         (evaluate_conditions_for_ipcp_clone): Removed.
2171         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
2172         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
2173         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
2174
2175 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
2176
2177         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
2178         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
2179         lieu of MAY_HAVE_DEBUG_STMTS.
2180         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
2181         debug statements if !MAY_HAVE_DEBUG_STMTS.
2182
2183 2011-05-13  Martin Thuresson  <martint@google.com>
2184
2185         PR gcov-profile/47793
2186         * libgcov.c (gcov_exit): Support relative profile paths.
2187         * doc/invoke.texi (-fprofile-dir): Update for above change.
2188
2189 2011-05-13  Richard Guenther  <rguenther@suse.de>
2190
2191         * gimple.c (gimple_canonical_types_compatible_p): Do not use
2192         type-pair caching, do not compare hashes.
2193
2194 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
2195
2196         PR middle-end/48965
2197         * tree-cfg.c (edge_to_cases_cleanup): Return true.
2198         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
2199
2200 2011-05-13  Kai Tietz  <ktietz@redhat.com>
2201
2202         * gimplify.c (gimplify_expr): Make sure operand is boolified.
2203         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
2204         compatible type for TRUTH_NOT_EXPR.
2205
2206 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
2207
2208         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
2209         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
2210         can_create_pseudo_p ().
2211
2212 2011-05-13  Richard Guenther  <rguenther@suse.de>
2213
2214         PR lto/48978
2215         * gimple.c (iterative_hash_gimple_type): Revert change in
2216         pointer target and function result and argument hashing.
2217
2218 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
2219
2220         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
2221         (*movxf_internal_nointeger): Ditto.
2222         (*movdf_internal_rex64): Ditto.
2223         (*movdf_internal): Ditto.
2224         (*movdf_internal_nointeger): Ditto.
2225         (*movsf_internal): Ditto.
2226         (sincos splitters): Use can_create_pseudo ().
2227
2228 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
2229
2230         * config/i386/i386-opts.h: New.
2231         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
2232         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
2233         ix86_section_threshold): Remove.
2234         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
2235         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
2236         OPT_mbranch_cost_.
2237         (ix86_option_override_internal): Don't decode strings for options
2238         other than -march=, -mtune= and -mfpmath=.  Don't allow for
2239         __attribute__ uses in remaining diagnostics for options with
2240         string arguments.  Don't check for integer arguments being negative.
2241         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
2242         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
2243         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
2244         ix86_branch_cost, ix86_section_threshold): Remove.
2245         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
2246         HeaderInclude.
2247         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
2248         but not Var.
2249         (masm=): Use Enum and Init.
2250         (asm_dialect): New Enum and EnumValue entries.
2251         (mbranch-cost=): Use UInteger.
2252         (mlarge-data-threshold=): Use UInteger and Init.
2253         (mcmodel=): Use Enum and Init.
2254         (cmodel): New Enum and EnumValue entries.
2255         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
2256         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
2257         mregparm=): Use UInteger.
2258         (mstringop-strategy=): Use Enum and Init.
2259         (stringop_alg): New Enum and EnumValue entries.
2260         (mtls-dialect=): Use Enum and Init.
2261         (tls_dialect): New Enum and EnumValue entries.
2262         (mabi=): Use Enum and Init.
2263         (calling_abi): New Enum and EnumValue entries.
2264         (mveclibabi=): Use Enum and Init.
2265         (ix86_veclibabi): New Enum and EnumValue entries.
2266
2267 2011-05-13  Nick Clifton  <nickc@redhat.com>
2268
2269         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
2270         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
2271
2272 2011-05-13  Kai Tietz  <ktietz@redhat.com>
2273
2274         PR middle-end/48984
2275         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
2276         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
2277         (gimple_boolify): Check for cast for boolean_type_node instead for
2278         BOOLEAN_TYPE.
2279
2280 2011-05-13  Richard Guenther  <rguenther@suse.de>
2281
2282         PR tree-optimization/48172
2283         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
2284         multiplying by number of iterations for equal step.
2285         (vect_create_cond_for_alias_checks): Likewise.
2286
2287 2011-05-13  Andreas Schwab  <schwab@redhat.com>
2288
2289         * configure.ac: Use AS_HELP_STRING throughout.
2290         * configure: Regenerate.
2291
2292 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
2293
2294         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
2295         (ix86_emit_restore_regs_using_mov): Likewise.
2296         (ix86_emit_restore_sse_regs_using_mov): Likewise.
2297
2298 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
2299
2300         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
2301         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
2302         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
2303         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
2304         RTX_OK_FOR_OLO10_P): ...here.
2305         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
2306         SYMBOLIC_CONST.
2307
2308 2011-05-12  Kai Tietz  <ktietz@redhat.com>
2309
2310         * gimplify.c (gimple_boolify): Re-boolify expression
2311         arguments even if expression type is of kind BOOLEAN_TYPE.
2312         (gimplify_boolean_expr): Removed.
2313         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
2314         and XOR. Additional take care that we keep expression's type.
2315         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
2316         of TRUTH_AND|OR|XOR_EXPR.
2317
2318 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
2319
2320         PR tree-optimization/48975
2321         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
2322         on all bbs here and free and clear ifc_bbs at the end.
2323
2324 2011-05-12  Richard Guenther  <rguenther@suse.de>
2325
2326         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
2327         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
2328         until after simple checks.
2329         (gimple_types_compatible_p): Likewise.
2330         (iterative_hash_gimple_type): Always hash pointer targets
2331         and function return and argument types.
2332         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
2333         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
2334         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
2335         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
2336         completely in the simple compare section.
2337         (gimple_register_canonical_type): Query the cache again after
2338         registering.
2339
2340 2011-05-12  Richard Guenther  <rguenther@suse.de>
2341
2342         PR tree-optimization/48172
2343         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
2344         the number of iterations from the segment size calculation.
2345         (vect_create_cond_for_alias_checks): Adjust.
2346
2347 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
2348
2349         PR debug/48967
2350         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
2351         if validate_subreg fails.
2352
2353 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
2354
2355         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
2356         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
2357         early.
2358
2359 2011-05-12  DJ Delorie  <dj@redhat.com>
2360
2361         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
2362         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
2363         created builtin into rx_builtins array.
2364         (rx_builtin_decl): New function.
2365         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
2366
2367 2011-05-12  DJ Delorie  <dj@redhat.com>
2368             Nick Clifton  <nickc@redhat.com>
2369
2370         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
2371         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
2372         (rx_is_legitimate_address): Add pre-decrement and post-increment
2373         addressing in HImode and QImode.  Fix test for out of range
2374         REG+INT addressing.
2375         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
2376         (rx_align_for_label): Test label before extracting its usage count.
2377         (rx_adjust_insn_lengths): Fix selection of insn codes.
2378         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
2379
2380 2011-05-11  Jason Merrill  <jason@redhat.com>
2381
2382         * tree.c (type_hash_canon): Use struct tree_type_non_common.
2383
2384 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
2385
2386         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
2387         reindent the subsequent block.
2388
2389 2011-05-11  Satoru Takabayashi  <satorux@google.com>
2390             Paul Pluzhnikov  <ppluzhnikov@google.com>
2391
2392         * doc/install.texi (Configuration): Document --with-linker-hash-style.
2393         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
2394         * config.in: Add LINKER_HASH_STYLE.
2395         * configure.ac: Add --with-linker-hash-style.
2396         * configure: Regenerate.
2397
2398 2011-05-11  Richard Guenther  <rguenther@suse.de>
2399
2400         PR middle-end/48964
2401         * gimple.c (iterative_hash_canonical_type): Fix typo.
2402
2403 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
2404
2405         * config/i386/i386.c (legitimize_tls_address)
2406         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
2407         expanders directly for TARGET_GNU2_TLS.  Determine pic and
2408         __tls_get_addr symbol reference here.  Update call to
2409         gen_tls_global_dynamic_{32,64} for added arguments.
2410         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
2411         expanders directly for TARGET_GNU2_TLS.  Determine
2412         __tls_get_addr symbol reference here.  Update call to
2413         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
2414         unique UNSPEC REG_EQUIV to libcall block.
2415         (ix86_tls_get_addr): Declare static.
2416         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
2417         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
2418         Do not determine pic and __tls_get_addr symbol reference here. Do not
2419         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
2420         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
2421         (tls_global_dynamic_64): Add operand 2.  Do not determine
2422         __tls_get_addr symbol reference here.  Do not call
2423         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
2424         (tls_local_dynamic_base64): Ditto for operand 1.
2425
2426 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
2427
2428         * function.c (expand_function_start): Initialize stack_check_probe_note
2429         only if the generic stack checking mechanism is used.
2430
2431 2011-05-11  Richard Guenther  <rguenther@suse.de>
2432
2433         PR tree-optimization/15256
2434         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
2435         (A & B) | C, combine (A op CST1) op CST2.
2436         (tree_ssa_forward_propagate_single_use_vars): Only bother to
2437         visit assigns that have uses.
2438
2439 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
2440
2441         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
2442         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
2443         (unpack_ts_type_common_value_fields): ...this.  Update comment.
2444         (unpack_value_fields): Adjust for renaming.
2445         (lto_input_ts_type_tree_pointers): Split into...
2446         (lto_input_ts_type_common_tree_pointer): ...this and...
2447         (lto_input_ts_type_non_common_tree_pointers): ...this.
2448         (lto_input_tree_pointers): Adjust for above split.
2449         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
2450         (pack_ts_type_common_value_fields): ...this.  Update comment.
2451         (lto_output_ts_type_tree_pointers): Split into...
2452         (lto_output_ts_type_common_tree_pointers): ...this and...
2453         (lto_output_ts_type_non_common_tree_pointers): ...this.
2454         (lto_output_tree_pointers): Adjust for above split.
2455         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
2456         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
2457         * stor-layout.c (vector_type_mode): Adjust location of mode field.
2458         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
2459         Define.
2460         (struct tree_type): Split into...
2461         (struct tree_type_common: ...this and...
2462         (struct tree_type_with_lang_specific): ...this and...
2463         (struct tree_type_non_common): ...this.  Adjust accessor macros
2464         accordingly.
2465         (TYPE_VALUES_RAW): Define.
2466         (union tree_node): Update for above changes.
2467         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
2468         TS_TYPE_NON_COMMON.
2469         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
2470         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
2471         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
2472         * treestructu.def (TS_TYPE): Remove.
2473         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
2474         Define.
2475
2476 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
2477
2478         PR debug/48159
2479         * tree-ssa.c (reset_debug_uses): New function.
2480         * tree-flow.h (reset_debug_uses): New prototype.
2481         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
2482         * tree-loop-distribution.c (generate_loops_for_partition): Call
2483         reset_debug_uses on the stmts that will be removed.  Keep around
2484         all debug stmts, don't count them as bits in partition bitmap.
2485         (generate_builtin): Don't count debug stmts or labels as bits in
2486         partition bitmap.
2487
2488 2011-05-11  Richard Guenther  <rguenther@suse.de>
2489
2490         * gimple.c (gimple_type_hash_1): Merge with ...
2491         (gimple_type_hash): ... this.
2492         (gtc_visit): Remove mode parameter and simplify accordingly.
2493         (gimple_types_compatible_p_1): Likewise.
2494         (gimple_types_compatible_p): Likewise.
2495         (iterative_hash_gimple_type): Likewise.
2496         (visit): Likewise.
2497         (gimple_type_eq): Adjust.
2498
2499 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2500
2501         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
2502         enters the branch create an anti edge in the opposite direction
2503         to prevent the creation of reg-moves.
2504         * modulo-sched.c: Adjust comment to reflect the fact we are
2505         scheduling closing branch.
2506         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
2507         (stage_count): New field in struct partial_schedule.
2508         (calculate_stage_count): New function.
2509         (normalize_sched_times): Rename to reset_sched_times and handle
2510         incrementing the sched time of the nodes by a constant value
2511         passed as parameter.
2512         (duplicate_insns_of_cycles): Skip closing branch.
2513         (sms_schedule_by_order): Schedule closing branch.
2514         (ps_insn_find_column): Handle closing branch.
2515         (sms_schedule): Call reset_sched_times and adjust the code to
2516         support scheduling of the closing branch.
2517         (ps_insert_empty_row): Update calls to normalize_sched_times
2518         and rotate_partial_schedule functions.
2519
2520 2011-05-11  Richard Guenther  <rguenther@suse.de>
2521
2522         PR middle-end/48953
2523         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
2524
2525 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
2526
2527         * opts.c (finish_options): Move warning settings from process_options.
2528         * toplev.c (process_options): Move warning settings to finish_options.
2529
2530 2011-05-11  Richard Guenther  <rguenther@suse.de>
2531
2532         PR tree-optimization/18041
2533         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
2534         (simplify_bitwise_binary): ... this.  Handle operand conversions
2535         by applying them to the result instead.
2536         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
2537
2538 2011-05-11  Richard Guenther  <rguenther@suse.de>
2539
2540         * gimple.c (gimple_canonical_types_compatible_p): Split out
2541         from gimple_types_compatible_p and friends.  Do not recurse
2542         to pointed-to types.
2543         (gimple_canonical_type_eq): Use it.
2544         (iterative_hash_canonical_type): Split out from
2545         iterative_hash_gimple_type and friends.  Do not recurse
2546         to pointed-to types.
2547         (gimple_canonical_type_hash): Use it, allocate the hash here.
2548
2549 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2550
2551         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
2552         recognizing doloop.
2553
2554 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2555
2556         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
2557         instead of PREV_INSN.
2558
2559 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2560
2561         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
2562         * loop-doloop.c (doloop_condition_get): Likewise.
2563         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
2564         (doloop_end): New.
2565         * config/arm/arm.md (*addsi3_compare0): Remove "*".
2566
2567 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
2568
2569         * tree.def (CASE_LABEL_EXPR): Add an operand.
2570         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
2571
2572 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2573
2574         * c-decl.c (c_override_global_bindings_to_false): Remove.
2575         (global_bindings_p): Don't check
2576         c_override_global_bindings_to_false.
2577         * c-tree.h (c_override_global_bindings_to_false): Remove.
2578         * c-typeck.c (composite_type): Don't set
2579         c_override_global_bindings_to_false.
2580
2581 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
2582
2583         PR target/48857, 48495
2584         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
2585         (VSX_MODE): Ditto.
2586         (VSX_MOVE_MODE): Ditto.
2587         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
2588         VSX vector types.  Add V2DImode.
2589         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
2590         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
2591         (MODES_TIEABLE_P): Ditto.
2592
2593         * config/rs6000/rs6000.c (rs6000_emit_move): Use
2594         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
2595         VSX_VECTOR_MODE.
2596         (init_cumulative_args): Ditto.
2597         (rs6000_function_arg_boundary): Ditto.
2598         (rs6000_function_arg_advance_1): Ditto.
2599         (rs6000_function_arg): Ditto.
2600         (rs6000_function_ok_for_sibcall): Ditto.
2601         (emit_frame_save): Ditto.
2602         (rs6000_function_value): Ditto.
2603         (rs6000_libcall_value): Ditto.
2604
2605 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2606
2607         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
2608         i386/darwin-lib.h to $libgcc_tm_file.
2609         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
2610
2611 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2612
2613         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
2614
2615 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2616
2617         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
2618         * config/rs6000/rs6000-tables.opt: New file (generated).
2619         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
2620         rs6000/rs6000-tables.opt to extra_options.
2621         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
2622         * config/rs6000/rs6000.c (rs6000_select): Remove.
2623         (processor_target_table): Move contents to rs6000-cpus.def.
2624         (darwin_rs6000_override_options): Check
2625         global_options_set.x_rs6000_cpu_index instead of
2626         rs6000_select[1].string.
2627         (rs6000_option_override_internal): Likewise.
2628         (rs6000_handle_option): Don't assert that global structures are in
2629         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
2630         (rs6000_default_cpu): New variable.
2631         (rs6000_file_start): Set it instead of local default_cpu.  Check
2632         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
2633         global_options_set.x_rs6000_tune_index instead of rs6000_select.
2634         (rs6000_darwin_file_start): Check rs6000_default_cpu and
2635         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
2636         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
2637         rs6000_select): Remove.
2638         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
2639         Remove.
2640         (mcpu=, mtune=): Use Var, Init, Enum and Save.
2641         * config/rs6000/t-rs6000
2642         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
2643         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
2644         global_options_set.x_rs6000_cpu_index instead of
2645         rs6000_select[1].string.
2646         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
2647         global_options_set.x_rs6000_cpu_index instead of
2648         rs6000_select[1].string.
2649
2650 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2651
2652         * config.gcc (libgcc_tm_file): Define instead of including files
2653         from ../../libgcc/config/ in tm_file.
2654         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
2655         * configure: Regenerate.
2656         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
2657         libgcc_tm.h, cs-libgcc_tm.h): New.
2658         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
2659         (clean): Remove libgcc_tm.h.
2660         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
2661         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
2662         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
2663
2664 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
2665
2666         PR target/48896
2667         * config/avr/avr.c (avr_ret_register): Return unsigned int
2668         instead of int.
2669         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
2670         it to avr_libcall_value.
2671         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
2672         expand_expr.
2673         (avr_expand_binop_builtin): Ditto.
2674         (avr_expand_unop_builtin): Ditto.
2675
2676 2011-05-10  DJ Delorie  <dj@redhat.com>
2677
2678         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
2679         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
2680         * config/rx/rx.c (rx_align_for_label): Add label and
2681         uses_threshold parameters.  Do not align when the label is not
2682         used enough.
2683         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
2684
2685 2011-05-10  Richard Guenther  <rguenther@suse.de>
2686
2687         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
2688         a series of conversions and apply foldings similar to what
2689         fold-const does.
2690         (tree_ssa_forward_propagate_single_use_vars): Call it.
2691
2692 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
2693
2694         PR tree-optimization/48611
2695         PR tree-optimization/48794
2696         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
2697         referenced from RESX or EH_DISPATCH arguments.
2698
2699         PR debug/48928
2700         * dfp.c (decimal_to_decnumber): Handle conversion from
2701         dconst{1,2,m1,half}.
2702
2703 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2704
2705         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
2706         for !flag_prefer_avx128.
2707         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
2708
2709 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
2710
2711         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
2712         (fold_ternary_loc): Use expr_location_or.
2713
2714 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
2715
2716         PR debug/48853
2717         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
2718         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
2719         Pmode and mem_mode is not VOIDmode.
2720
2721 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
2722
2723         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
2724         TYPE_QUAL_RESTRICT): Convert to enum.
2725
2726 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2727
2728         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
2729         (const_pow2_1_to_8_operand): Ditto.
2730         (const_pow2_1_to_128_operand): Ditto.
2731         (const_pow2_1_to_32768_operand): Ditto.
2732         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
2733         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
2734         in insn constraint to check integer value of operand 3.
2735         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
2736
2737         (PINSR_MODE): New mode iterator.
2738         (sse2p4_1): New mode attribute.
2739         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
2740         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
2741         iterator.  Use const_int_operand instead of
2742         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
2743         exact_log2 in insn constraint to check integer value of operand 3.
2744
2745 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2746
2747         * config/i386/sse.md (blendbits): Remove mode attribute.
2748         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
2749         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
2750         Check integer value of operand 3 in insn constraint.
2751
2752 2011-05-09  Richard Guenther  <rguenther@suse.de>
2753
2754         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
2755         for diagnostics.
2756         (lto_symtab_merge): Likewise.  Do not register types here.
2757         (lto_symtab_merge_decls_2): Likewise.
2758         (lto_symtab_merge_decls_1): Likewise.
2759         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
2760         * gimple.c (enum gtc_mode): Declare.
2761         (gimple_types_compatible_p): Make static.
2762
2763 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2764
2765         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
2766         temporary register to match Pmode.
2767
2768 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2769
2770         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
2771         and *vec_concatv4si_1_avx.
2772
2773 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2774
2775         PR rtl-optimization/48927
2776         * ira-conflicts.c (commutative_constraint_p): Use
2777         recog_data.alternative_enabled_p to disable alternatives where
2778         "enabled" attribute is false.
2779         (get_dup_num): Ditto.
2780         * ira-lives.c (single_reg_class): Ditto.
2781         (ira_implicitly_set_insn_hard_regs): Ditto.
2782
2783 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
2784
2785         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
2786         (dataflow_set_preserve_mem_locs): Likewise.
2787
2788 2011-05-09  Philipp Thomas  <pth@suse.de>
2789
2790         * config/mep/mep.c (mep_validate_vliw): Syntax description
2791         should not be translated.
2792
2793 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
2794
2795         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
2796         * config/mips/mips-tables.opt: New file (generated).
2797         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
2798         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
2799         MIPS_ARCH_OPTION_NATIVE): Define.
2800         * config/mips/mips.c (mips_cpu_info_table): Move contents to
2801         mips-cpus.def.
2802         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
2803         mips_parse_cpu): Remove.
2804         (mips_cpu_info_from_opt, mips_default_arch): New.
2805         (mips_handle_option): Don't assert that global structures are in
2806         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
2807         (mips_option_override): Use new variables and functions to set
2808         state of these options.  Use strcmp to check for individual CPU names.
2809         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
2810         definition.
2811         * config/mips/mips.opt (march=): Use ToLower and Enum.
2812         (mips): Use ToLower, Enum and Var.
2813         (mtune=): Use ToLower and Enum.
2814         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
2815
2816 2011-05-08  Jan Hubicka  <jh@suse.cz>
2817
2818         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
2819         Arrange type pairs to be UID ordered.
2820         (gimple_lookup_type_leader): Make inline.
2821
2822 2011-05-09  Nick Clifton  <nickc@redhat.com>
2823
2824         PR target/48899
2825         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
2826         PROCESSOR_DEFAULT.
2827
2828         PR target/48897
2829         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
2830         variable 's'.
2831
2832 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
2833
2834         * combine.c (simplify_comparison): Abstract out parts into...
2835         (simplify_compare_const): ... new function.
2836         (try_combine): Generalize parallel arithmetic/compare combining
2837         to call simplify_compare_const() and CANONICALIZE_COMPARE().
2838
2839 2011-05-08  Jan Hubicka  <jh@suse.cz>
2840
2841         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
2842         (cgraph_create_virtual_clone): Call hooks once virtual clone
2843         is finished.
2844         * cgraph.h (cgraph_clone_node): Update prototype.
2845         * ipa-cp.c (ipcp_estimate_growth): Use
2846         estimate_ipcp_clone_size_and_time.
2847         * ipa-inline-transform.c (clone_inlined_nodes): Update.
2848         * lto-cgraph.c (input_node): Update.
2849         * ipa-inline.c (recursive_inlining): Update.
2850         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
2851         (evaluate_conditions_for_known_args): Break out from ...
2852         (evaluate_conditions_for_edge): ... here.
2853         (evaluate_conditions_for_ipcp_clone): New function.
2854         (inline_node_duplication_hook): Update clone summary based
2855         on parameter map.
2856         (estimate_callee_size_and_time): Rename to ...
2857         (estimate_node_size_and_time): take NODE instead of EDGE;
2858         take POSSIBLE_TRUTHS as argument.
2859         (estimate_callee_size_and_time): Update.
2860         (estimate_ipcp_clone_size_and_time): New function.
2861         (do_estimate_edge_time): Update.
2862
2863 2011-05-08  Richard Guenther  <rguenther@suse.de>
2864
2865         PR middle-end/48908
2866         PR middle-end/48905
2867         * expmed.c (expand_shift_1): Compute adjusted constant shift
2868         amount manually.
2869
2870 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
2871
2872         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
2873
2874 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
2875
2876         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
2877
2878 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
2879
2880         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
2881
2882 2011-05-07  Jan Hubicka  <jh@suse.cz>
2883
2884         * ipa-inline-transform.c (inline_call): Account when program size
2885         decreases.
2886         * ipa-inline.c (relative_time_benefit): New function.
2887         (edge_badness): Reorganize to be power 2 based; fix thinko when
2888         computing badness for negative growth; update comments to match
2889         reality; better dumps.
2890
2891 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
2892
2893         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
2894         type to bool and adjust comment.
2895         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
2896         (fold_mathfn_compare): Remove calls to global_bindings_p.
2897         (fold_inf_compare): Likewise.
2898         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
2899         * c-tree.h (global_bindings_p): Adjust prototype.
2900         * c-decl.c (global_bindings_p): Return bool and simplify.
2901
2902 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
2903
2904         PR tree-optimization/48837
2905         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
2906         when accumulator transformation is performed.
2907
2908 2011-05-06  Jan Hubicka  <jh@suse.cz>
2909
2910         * i386.h (ix86_tune_indices): Add
2911         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
2912         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
2913         * i386.c (initial_ix86_tune_features): Add
2914         X86_SOFTARE_PREFETCHING_BENEFICIAL.
2915         (software_prefetching_beneficial_p): Remove predicate.
2916         (ix86_option_override_internal): Use new macro.
2917
2918 2011-05-06  Jan Hubicka  <jh@suse.cz>
2919
2920         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
2921
2922 2011-05-06  Jan Hubicka  <jh@suse.cz>
2923
2924         * cgraph.c (cgraph_add_thunk): Create real function node instead
2925         of alias node; finalize it and mark needed/reachale; arrange visibility
2926         to be right and add it into the corresponding same comdat group list.
2927         (dump_cgraph_node): Dump thunks.
2928         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
2929         cgraph_function_with_gimple_body_p,
2930         cgraph_first_function_with_gimple_body,
2931         cgraph_next_function_with_gimple_body): New functions.
2932         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
2933         New macros.
2934         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
2935         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
2936         * cgraphunit.c (cgraph_finalize_function): Only look into possible
2937         devirtualization when optimizing.
2938         (verify_cgraph_node): Verify thunks.
2939         (cgraph_analyze_function): Analyze thunks.
2940         (cgraph_mark_functions_to_output): Output thunks only in combination
2941         with function they are assigned to.
2942         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
2943         alias into normal node.
2944         (assemble_thunks): New functoin.
2945         (cgraph_expand_function): Use it.
2946         * lto-cgraph.c (lto_output_node): Stream thunks.
2947         (input_overwrite_node): Stream in thunks.
2948         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
2949         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
2950         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
2951         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
2952         (inline_analyze_function): Do not care about thunk jump functions.
2953         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
2954         * ipa-prop.c (ipa_prop_write_jump_functions): Use
2955         cgraph_function_with_gimple_body_p.
2956         * passes.c (do_per_function_toporder): Use
2957         cgraph_function_with_gimple_body_p.
2958         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
2959         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
2960         (function_called_by_processed_nodes_p): Likewise.
2961
2962 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
2963
2964         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
2965         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
2966         entries.
2967         (mabi=): Replace with separate entries for mabi=altivec,
2968         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
2969         mabi=ieeelongdouble and mabi=ibmlongdouble.
2970         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
2971         check for -mabi=spe without SPE ABI support here.
2972         (rs6000_handle_option): Replace OPT_mabi_ handling with
2973         OPT_mabi_altivec and OPT_mabi_spe handling.
2974
2975 2011-05-06  Cary Coutant  <ccoutant@google.com>
2976
2977         * dwarf2out.c (contains_subprogram_definition): New function.
2978         (should_move_die_to_comdat): Call it.
2979
2980 2011-05-06  Jeff Law  <law@redhat.com>
2981
2982         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
2983         remove_ctrl_stmt_and_useless_edges.
2984         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
2985         (fixup_template_block, thread_single_edge): Likewise.
2986         (mark_threaded_blocks): Use THREAD_TARGET.
2987
2988 2011-05-06  Alan Modra  <amodra@gmail.com>
2989
2990         PR target/48900
2991         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
2992         const0_rtx as the arg to the dummy __tls_get_addr libcall.
2993
2994 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
2995
2996         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
2997         constraint modifier to "r".
2998
2999 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
3000
3001         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
3002         fall through for OPT_mcmodel_.
3003
3004 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3005
3006         * config/s390/s390.c (s390_asm_trampoline_template): Comment
3007         instruction sizes.
3008         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
3009
3010 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3011
3012         PR target/47930
3013         * config/arm/arm.opt (marm): Document it.
3014         (mthumb): Reject negative variant.
3015
3016 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
3017
3018         PR target/48898
3019         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
3020         Fix typo in "ccvt" variable name.
3021
3022 2011-05-06  Tristan Gingold  <gingold@adacore.com>
3023
3024         PR target/48895
3025         * config/vms/vms-ar.c (main): Remove cwd variable.
3026
3027 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
3028
3029         PR debug/48902
3030         * var-tracking.c (prepare_call_arguments): Move else before #endif.
3031
3032 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
3033
3034         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
3035         * gimplify.c (gimplify_switch_expr): Likewise.
3036         * omp-low.c (expand_omp_sections): Likewise.
3037         * tree-eh.c (lower_try_finally_switch): Likewise.
3038         (lower_eh_dispatch): Likewise.
3039         * tree.h (build_case_label): Declare.
3040         * tree.c (build_case_label): Define.
3041
3042 2011-05-05  Jason Merrill  <jason@redhat.com>
3043
3044         PR c++/40975
3045         * tree-inline.c (copy_tree_r): Use copy_statement_list.
3046         (copy_statement_list): Don't recurse.
3047         * stor-layout.c (copy_self_referential_tree_r): Don't allow
3048         STATEMENT_LIST.
3049
3050 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
3051
3052         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
3053         through from -mfpu= handling.
3054         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
3055
3056 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
3057
3058         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
3059         POST_MODIFY.
3060
3061 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
3062
3063         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
3064         for 11.31.
3065         (hppa[12]*-*-hpux11*): Ditto.
3066         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
3067         * config/ia64/hpux-unix2003.h: New.
3068         * config/pa/pa-hpux1131.opt: New.
3069         * config/pa/pa-hpux1131.h: New.
3070         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
3071         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
3072         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
3073
3074 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
3075
3076         PR debug/48853
3077         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
3078         instead of mode as 3rd argument to recursive call.
3079         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
3080         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
3081         VOIDmode.
3082         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
3083         don't give up if mode is Pmode and mem_mode is not VOIDmode.
3084         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
3085         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
3086
3087 2011-05-05  Julian Brown  <julian@codesourcery.com>
3088
3089         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
3090         parenthesis in D-register case.
3091
3092 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
3093
3094         * opt-functions.awk (var_type_struct): Handle Enum options.
3095         * optc-gen.awk: Don't check range of variables of character type.
3096         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
3097         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
3098         rs6000_sdata_name, rs6000_explicit_options): Remove.
3099         (rs6000_option_override_internal): Check for -malign-power here.
3100         Use global_options_set instead of rs6000_explicit_options.
3101         (rs6000_parse_fpu_option): Remove.
3102         (rs6000_handle_option): Access variables via opts and opts_set
3103         pointers.  Use error_at and warning_at.  Add fall-through
3104         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
3105         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
3106         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
3107         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
3108         here.  Don't use rs6000_parse_fpu_option.
3109         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
3110         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
3111         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
3112         (mrecip=): Use Var.
3113         (mspe): Use Var and Save.
3114         (mtraceback=): Use Enum and Var.
3115         (rs6000_traceback_type): New Enum and EnumValue entries.
3116         (mfloat-gprs=): Use Enum, Var and Save.
3117         (rs6000_float_gprs): New Enum and EnumValue entries.
3118         (mlong-double-): use Var and Save.
3119         (msched-costly-dep=, minsert-sched-nops=): Use Var.
3120         (malign-): Use Enum and Var.
3121         (rs6000_alignment_flags): New Enum and EnumValue entries.
3122         (mfpu=): Use Enum.
3123         (fpu_type_t): New Enum and EnumValue entries.
3124         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3125         global_options_set instead of rs6000_explicit_options.
3126         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3127         global_options_set instead of rs6000_explicit_options.
3128         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3129         global_options_set instead of rs6000_explicit_options.
3130         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3131         global_options_set instead of rs6000_explicit_options.
3132         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
3133         global_options_set instead of rs6000_explicit_options.
3134         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3135         global_options_set instead of rs6000_explicit_options.
3136         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
3137         definition.
3138         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3139         global_options_set instead of rs6000_explicit_options.
3140         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
3141         (rs6000_cmodel): New Enum and EnumValue entries.
3142         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3143         global_options_set instead of rs6000_explicit_options.
3144         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
3145         (mtls-size=): Use Enum and Var.
3146         (rs6000_tls_size): New Enum and EnumValue entries.
3147
3148 2011-05-05  Michael Matz  <matz@suse.de>
3149
3150         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
3151         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
3152         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
3153         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
3154         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
3155         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
3156         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
3157         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
3158         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
3159         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
3160         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
3161         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
3162         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
3163         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
3164         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
3165         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
3166
3167 2011-05-05  Richard Guenther  <rguenther@suse.de>
3168
3169         * expmed.c (expand_variable_shift): Rename to ...
3170         (expand_shift_1): ... this.  Take an expanded shift amount.
3171         For rotates recurse directly not building trees for the shift amount.
3172         (expand_variable_shift): Wrap around expand_shift_1.
3173         (expand_shift): Adjust.
3174
3175 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
3176
3177         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
3178
3179 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
3180
3181         * tree.h (get_pending_sizes): Remove prototype.
3182         (put_pending_size): Likewise.
3183         (put_pending_sizes): Likewise.
3184         * stor-layout.c (pending_sizes): Delete.
3185         (get_pending_sizes): Likewise.
3186         (put_pending_size): Likewise.
3187         (put_pending_sizes): Likewise.
3188         (variable_size): Do not call put_pending_size and tidy up.
3189         * function.h (struct function): Remove dont_save_pending_sizes_p.
3190         * lto-streamer-in.c (input_function): Do not stream it.
3191         * lto-streamer-out.c (output_function): Likewise.
3192         * tree-inline.c (initialize_cfun): Do not copy it.
3193         * c-decl.c (store_parm_decls): Do not set it.
3194         * omp-low.c (create_task_copyfn): Likewise.
3195         * tree-optimize.c (tree_rest_of_compilation): Likewise.
3196
3197 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
3198
3199         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
3200         conditions.
3201         (*movdf_internal): Ditto.
3202         (*movdf_internal_nointeger): Ditto.
3203         (*movsf_internal): Ditto.
3204
3205 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
3206
3207         * c-decl.c (finish_decl): Don't call get_pending_sizes.
3208         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
3209         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
3210         (c_variable_size): Remove.
3211         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
3212         call put_pending_sizes.
3213         (get_parm_info): Add parameter expr.  Use it to set
3214         arg_info->pending_sizes.
3215         (store_parm_decls): Use arg_info->pending_sizes instead or calling
3216         get_pending_sizes.
3217         * c-parser.c (c_parser_parms_declarator): Update call to
3218         c_parser_parms_list_declarator.
3219         (c_parser_parms_list_declarator): Take parameter expr.  Update
3220         call to push_parm_decl.  Update recursive call.  Don't call
3221         get_pending_sizes.  Update calls to get_parm_info.
3222         (c_parser_objc_method_definition): Update calls to
3223         c_parser_objc_method_decl and objc_start_method_definition.
3224         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
3225         (c_parser_objc_method_decl): Add parameter expr.  Update call to
3226         grokparm.
3227         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
3228         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
3229         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
3230
3231 2011-05-05  Michael Hope  <michael.hope@linaro.org>
3232
3233         PR pch/45979
3234         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
3235         __ARM_EABI__ hosts.
3236
3237 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3238
3239         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3240         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3241         (spu_output_mi_thunk): New function.
3242
3243 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3244
3245         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
3246         targetm.asm_out.print_operand.
3247         * config/sol2.c: Include target.h.
3248
3249 2011-05-04  Jan Hubicka  <jh@suse.cz>
3250
3251         * ipa-inline.c (reset_edge_caches): New function.
3252         (update_caller_keys): Add check_inlinablity_for; do not
3253         reset edge caches; remove now unnecesary loop.
3254         (update_callee_keys): Add comments; reset node_growth_cache of callee.
3255         (update_all_callee_keys): Likewise.
3256         (inline_small_functions): Sanity check cache; update code
3257         recomputing it.
3258
3259 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
3260
3261         PR rtl-optimization/47612
3262         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
3263         as the last insn of the sequence to be moved.
3264
3265 2011-05-04  Tobias Burnus  <burnus@net-b.de>
3266
3267         PR fortran/48864
3268         * doc/invoke.texi (Ofast): Document that it
3269         enables Fortran's -fno-protect-parens.
3270
3271 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
3272
3273         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
3274
3275 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
3276
3277         * stor-layout.c (variable_size): Do not issue errors.
3278
3279 2011-05-04  Richard Guenther  <rguenther@suse.de>
3280
3281         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
3282         for array-ref indices.
3283         (tree_coverage_counter_addr): Likewise.
3284         (build_fn_info_type): Use size_int for index types.
3285         (build_gcov_info): Likewise.
3286
3287 2011-05-04  Richard Guenther  <rguenther@suse.de>
3288
3289         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
3290         to build_int_cst.
3291         * c-typeck.c (really_start_incremental_init): Use bitsize_int
3292         for constructor indices.
3293         (push_init_level): Likewise.
3294
3295 2011-05-04  Richard Guenther  <rguenther@suse.de>
3296
3297         * explow.c (promote_mode): Move variable declarations before code.
3298
3299 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
3300
3301         * tree.h (build_function_type_array): Declare.
3302         (build_varargs_function_type_array): Declare.
3303         (build_function_type_vec, build_varargs_function_type_vec): Define.
3304         * tree.c (build_function_type_array_1): New function.
3305         (build_function_type_array): New function.
3306         (build_varargs_function_type_array): New function.
3307
3308 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
3309
3310         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
3311         before setting STMT_VINFO_TYPE.
3312
3313 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3314
3315         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
3316         instead of spu_pass_by_reference.
3317
3318 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3319
3320         * calls.c (emit_library_call_value_1): Invoke
3321         promote_function_mode hook on libcall arguments.
3322         * explow.c (promote_function_mode, promote_mode): Handle TYPE
3323         argument being NULL.
3324         * targhooks.c (default_promote_function_mode): Lisewise.
3325         * config/s390/s390.c (s390_promote_function_mode): Likewise.
3326         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
3327
3328         * doc/tm.texi: Document that TYPE argument might be NULL.
3329
3330 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3331
3332         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
3333
3334 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3335
3336         From Bernd Schmidt
3337         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
3338
3339 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3340
3341         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
3342         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
3343         Move ...
3344         * mips-tfile.c: ... here.
3345         Don't include coretypes.h, tm.h, filenames.h.
3346         (saber_stop): Remove definition and all calls.
3347         [__SABER__]: Remove.
3348         (__LINE__): Remove default.
3349         (Size_t, Ptrdiff_t): Remove definitions.
3350         Replace by size_t, ptrdiff_t.
3351         [!MIPS_DEBUGGING_INFO]: Remove.
3352         (SHASH_SIZE, THASH_SIZE): Remove defaults.
3353         (progname): Add const.
3354         (STATIC): Remove.
3355         Replace all uses by static.
3356         (ALIGN_SYMTABLE_OFFSET): Remove default.
3357         * mips-tdump.c: Don't include coretypes.h, tm.h.
3358         Remove !MIPS_IS_STAB guard.
3359         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
3360         $(TM_H), filenames.h dependencies.
3361         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
3362
3363 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3364
3365         From Jie Zhang
3366         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
3367         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3368
3369 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3370
3371         From Bernd Schmidt
3372         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
3373         account and save/restore RETS.
3374         (PROFILE_BEFORE_PROLOGUE): Define.
3375         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
3376         the push insn to use predecrement.
3377
3378 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3379
3380         From Jie Zhang
3381         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
3382
3383 2011-05-04  Nick Clifton  <nickc@redhat.com>
3384
3385         * config/mn10300/mn10300.c: Include cfgloop.h.
3386         (DUMP): New macro.
3387         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
3388         Lcc or a FLcc insn into the instruction stream.
3389         (mn10300_block_contains_call): New function.  Returns true if the
3390         given basic block contains a CALL insn.
3391         (mn10300_loop_contains_call_insn): New function.  Returns true if
3392         the given loop contains a CALL insn.
3393         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
3394         to use the SETLB and Lcc or FLcc insns.
3395         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
3396         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
3397         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
3398         disable the SETLB optimization.
3399         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
3400         __SETLB__ or __NO_SETLB__.
3401         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
3402         (movsf_internal): Handle MDR register.
3403         (cmpsi): Make visible.
3404         (setlb): New pattern.
3405         (Lcc): New pattern.
3406         (FLcc): New pattern.
3407
3408 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
3409
3410         PR target/48860
3411         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
3412         for reg<->xmm moves.
3413         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
3414         (vec_concatv2di_rex64_sse): Ditto.
3415         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
3416         (*vec_extractv2di_1_rex64): Ditto.
3417
3418         Revert:
3419         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
3420
3421         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
3422         reg<->xmm moves.
3423         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
3424
3425 2011-05-04  Richard Guenther  <rguenther@suse.de>
3426
3427         * tree.h (int_const_binop): Remove notrunc argument.
3428         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
3429         create integer constants that are properly truncated.
3430         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
3431         (const_binop): Remove zero notrunc argument to int_const_binop.
3432         (size_binop_loc): Likewise.
3433         (fold_div_compare): Likewise.
3434         (maybe_canonicalize_comparison_1): Likewise.
3435         (fold_comparison): Likewise.
3436         (fold_binary_loc): Likewise.
3437         (multiple_of_p): Likewise.
3438         * expr.c (store_constructor): Likewise.
3439         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3440         (maybe_fold_stmt_addition): Likewise.
3441         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3442         * stor-layout.c (layout_type): Likewise.
3443         * tree-data-ref.c (tree_fold_divides_p): Likewise.
3444         * tree-sra.c (build_ref_for_offset): Likewise.
3445         (build_user_friendly_ref_for_offset): Likewise.
3446         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
3447         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3448         * tree-ssa-loop-niter.c (inverse): Likewise.
3449         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
3450         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
3451         * tree-switch-conversion.c (check_range): Likewise.
3452         (build_constructors): Likewise.
3453         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3454         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
3455         (extract_range_from_assert): Likewise.
3456         (vrp_int_const_binop): Likewise.
3457         (extract_range_from_binary_expr): Likewise.
3458         (extract_range_from_unary_expr): Likewise.
3459         (check_array_ref): Likewise.
3460         (find_case_label_range): Likewise.
3461         (simplify_div_or_mod_using_ranges): Likewise.
3462         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
3463         comparing case labels for merging.
3464
3465 2011-05-03  Mark Wielaard  <mjw@redhat.com>
3466
3467         * dwarf2out.c (debug_str_hash_forced): Removed.
3468         (gen_label_for_indirect_string): Removed.
3469         (get_debug_string_label): Removed.
3470         (AT_string_form): Generate label directly.
3471         (output_indirect_string): Test indirect_string_node for
3472         DW_FORM_strp instead of checking label and refcount.
3473         (prune_indirect_string): Removed.
3474         (prune_unused_types): Don't check debug_str_hash_forced or
3475         call prune_indirect_string.
3476
3477 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
3478
3479         PR other/48093
3480         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
3481
3482 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
3483
3484         PR debug/47994
3485         PR debug/47919
3486         * combine.c (try_combine): Skip debug insns at m_split tests.
3487
3488 2011-04-26  Mark Wielaard  <mjw@redhat.com>
3489
3490         PR42288
3491         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
3492         when info_section_emitted.
3493
3494 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
3495
3496         * config/mips/mips-opts.h: New.
3497         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
3498         to mips-opts.h.
3499         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
3500         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
3501         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
3502         via opts pointer.
3503         * config/mips/mips.h (enum mips_code_readable_setting): Move to
3504         mips-opts.h.
3505         (mips_abi, mips_code_readable): Don't declare.
3506         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
3507         (mabi=): Use Enum and Var.
3508         (mips_abi): New Enum and EnumValue entries.
3509         (mcode-readable=): Use Enum and Var.
3510         (mips_code_readable_setting): New Enum and EnumValue entries.
3511         (mr10k-cache-barrier=): Use Enum and Var.
3512         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
3513
3514 2011-05-03  Jan Hubicka  <jh@suse.cz>
3515
3516         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
3517         replace hash by pointer map.
3518         (cgraph_node_set_element_def, cgraph_node_set_element,
3519         const_cgraph_node_set_element, varpool_node_set_element_def,
3520         varpool_node_set_element, const_varpool_node_set_element): Remove.
3521         (free_cgraph_node_set, free_varpool_node_set): New function.
3522         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
3523         * tree-emutls.c: Free varpool node set.
3524         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
3525         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
3526         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
3527         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
3528         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
3529         Move here from ipa.c; implement using pointer_map
3530         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
3531         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
3532         debug_cgraph_node_set, varpool_node_set_new,
3533         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
3534         dump_varpool_node_set, debug_varpool_node_set):
3535         Move to ipa-uitls.c.
3536         * passes.c (ipa_write_summaries): Update.
3537
3538 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3539
3540         From Mike Frysinger:
3541         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
3542         bf542/bf544/bf547/bf548/bf549.
3543
3544 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
3545
3546         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
3547
3548 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3549
3550         From Bernd Schmidt:
3551         * config/bfin/bfin.md (MOVCC): New mode_macro.
3552         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
3553         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
3554         comments from generated assembly.
3555
3556 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3557
3558         From Bernd Schmidt
3559         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
3560         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
3561         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
3562         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
3563         * config/bfin/lib1funcs.asm (___muldi3): New function.
3564
3565 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3566
3567         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
3568         build_function_type_list instead of build_function_type.
3569         Rearrange initialization of `args' to do so.
3570
3571 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3572
3573         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
3574         instead of build_function_type.
3575
3576 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3577
3578         * config/rs6000/rs6000.c (spe_init_builtins): Call
3579         build_function_type_list instead of build_function_type.
3580         (paired_init_builtins, altivec_init_builtins): Likewise.
3581         (builtin_function_type): Likewise.
3582
3583 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3584
3585         * config/sh/sh.c (sh_media_init_builtins): Call
3586         build_function_type_list instead of build_function_type.
3587
3588 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3589
3590         * config/sparc/sparc.c (sparc_file_end): Call
3591         build_function_type_list instead of build_function_type.
3592
3593 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3594
3595         * config/alpha/alpha.c (alpha_init_builtins): Call
3596         build_function_type_list instead of build_function_type.
3597
3598 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3599
3600         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
3601         build_function_type_list instead of build_function_type.
3602
3603 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3604
3605         * config/iq2000/i2000.c (iq2000_init_builtins): Call
3606         build_function_type_list instead of build_function_type.
3607         Delete `endlink' variable.
3608
3609 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3610
3611         * config/avr/avr.c (avr_init_builtins): Call
3612         build_function_type_list instead of build_function_type.
3613
3614 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3615
3616         * config/picochip/picochip.c (picochip_init_builtins): Call
3617         build_function_type_list instead of build_function_type.
3618         Delete `endlink' variable.
3619
3620 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3621
3622         * config/bfin/bfin.c (bfin_init_builtins): Call
3623         build_function_type_list instead of build_function_type.
3624
3625 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3626
3627         From Bernd Schmidt
3628         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
3629         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
3630
3631 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3632
3633         From Jie Zhang:
3634         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
3635         libbffastfp overrides libgcc when -mfast-fp.
3636
3637 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3638
3639         Originally from Bernd Schmidt
3640         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
3641         * config/bfin/bfin.c (override_options): Test it and error if
3642         TARGET_FDPIC.
3643
3644 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3645
3646         Originally From Bernd Schmidt
3647         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
3648         FD-PIC.
3649
3650 2011-05-03  Jeff Law  <law@redhat.com>
3651
3652         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
3653         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
3654         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
3655         than accessing AUX field directly.  Free the AUX field before
3656         clearing it.
3657         (thread_block, thread_through_loop_header): Likewise.
3658         (thread_single_edge, mark_threaded_blocks): Likewise.
3659         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
3660         (register_jump_thread): Do not attempt to thread to a NULL edge.
3661
3662 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
3663
3664         * function.c (init_function_start): Call decide_function_section.
3665         * varasm.c (decide_function_section): New function.
3666         (assemble_start_function): When not using
3667         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
3668         or first_function_block_is_cold.
3669         * rtl.h (decide_function_section): Declare.
3670
3671 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
3672             Jakub Jelinek  <jakub@redhat.com>
3673
3674         PR target/48774
3675         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
3676         only succeed if req_mode is the same as set_mode.
3677
3678 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
3679
3680         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
3681         * genemit.c (gen_exp): Handle RETURN.
3682         * emit-rtl.c (verify_rtx_sharing): Likewise.
3683         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
3684         * rtl.c (copy_rtx): RETURN is shared.
3685         * rtl.h (enum global_rtl_index): Add GR_RETURN.
3686         (ret_rtx): New.
3687         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
3688         * config/s390/s390.c (s390_emit_epilogue): Likewise.
3689         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
3690         * config/cris/cris.c (cris_expand_return): Likewise.
3691         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
3692         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
3693         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
3694         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
3695         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
3696         Likewise.
3697         * config/v850/v850.c (expand_epilogue): Likewise.
3698         * config/bfin/bfin.c (bfin_expand_call): Likewise.
3699         * config/arm/arm.md (epilogue): Likewise.
3700         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
3701         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
3702         variable to ret_reg.
3703
3704 2011-05-03  Richard Guenther  <rguenther@suse.de>
3705
3706         PR lto/48846
3707         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3708         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
3709         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3710
3711 2011-05-03  Richard Guenther  <rguenther@suse.de>
3712
3713         * c-decl.c (grokdeclarator): Instead of looking at
3714         TREE_OVERFLOW check if the constant fits in the index type.
3715
3716 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
3717
3718         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
3719         (vec_store_lanes<mode><mode>): Likewise.
3720
3721 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
3722
3723         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
3724         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
3725         convert_optab_index values.
3726         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
3727         * genopinit.c (optabs): Initialize the new optabs.
3728         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
3729         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
3730         (expand_STORE_LANES): New functions.
3731         * tree.h (build_array_type_nelts): Declare.
3732         * tree.c (build_array_type_nelts): New function.
3733         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
3734         (vect_model_load_cost): Likewise.
3735         (vect_store_lanes_supported, vect_load_lanes_supported)
3736         (vect_record_strided_load_vectors): Declare.
3737         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
3738         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
3739         (vect_transform_strided_load): Split out statement recording into...
3740         (vect_record_strided_load_vectors): ...this new function.
3741         * tree-vect-stmts.c (create_vector_array, read_vector_array)
3742         (write_vector_array, create_array_ref): New functions.
3743         (vect_model_store_cost): Add store_lanes_p argument.
3744         (vect_model_load_cost): Add load_lanes_p argument.
3745         (vectorizable_store): Try to use store-lanes functions for
3746         interleaved stores.
3747         (vectorizable_load): Likewise load-lanes and loads.
3748         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
3749         to vect_model_store_cost.
3750         (vect_build_slp_tree): Likewise vect_model_load_cost.
3751
3752 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
3753
3754         * hooks.h (hook_bool_mode_uhwi_false): Declare.
3755         * hooks.c (hook_bool_mode_uhwi_false): New function.
3756         * target.def (array_mode_supported_p): New hook.
3757         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
3758         * doc/tm.texi: Regenerate.
3759         * stor-layout.c (mode_for_array): New function.
3760         (layout_type): Use it.
3761         * config/arm/arm.c (arm_array_mode_supported_p): New function.
3762         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
3763
3764 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
3765
3766         PR target/48723
3767         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
3768         for -fstack-check if the size to allocate is negative.
3769
3770 2011-05-02  Lawrence Crowl  <crowl@google.com>
3771
3772         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
3773         (timevar_cond_start): New for starting a timer only when it is not
3774         already running.
3775         (timevar_cond_stop): New for stopping a timer when it was not already
3776         running.
3777
3778         * timevar.c (timevar_stop): Enable start/stop timers to start again.
3779         (timevar_cond_start): New as above.
3780         (timevar_cond_stop): New as above.
3781
3782         * timevar.def: Add start/stop timers for compiler phases,
3783         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
3784         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
3785         and TV_PHASE_FINALIZE.
3786         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
3787         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
3788         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
3789         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
3790         Make unused TV_OVERLOAD into a start/stop timer.
3791
3792         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
3793         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
3794         to indicate that they are start/stop timers.
3795
3796         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
3797         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
3798         Move initialization to do_compile.
3799         (do_compile): Add initialization from above.
3800         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
3801
3802         * c-decl.c (c_write_global_declarations): Add start/stop of
3803         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
3804
3805         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
3806         or TV_PARSE_INLINE, as appropriate.
3807         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
3808         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
3809
3810 2011-05-02  Jason Merrill  <jason@redhat.com>
3811
3812         PR c++/40975
3813         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
3814
3815 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
3816
3817         PR c/35445
3818         * c-decl.c (finish_decl): Only create a composite if the types are
3819         compatible.
3820
3821 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
3822
3823         * config/fr30/fr30-protos.h (Mmode): Don't define.
3824         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
3825         definition where used.
3826         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
3827         define.  Expand definitions where used.
3828         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
3829         Expand definitions where used.
3830         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
3831         rx_function_arg, rx_function_arg_advance,
3832         rx_function_arg_boundary): Expand definitions of those macros.
3833         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
3834         definition where used.
3835
3836 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
3837
3838         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
3839         reg<->xmm moves.
3840         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
3841         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
3842         with *movv2sf_internal_rex64_avx.
3843         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
3844         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
3845         Use %v prefix in insn mnemonic to handle TARGET_AVX.
3846         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
3847         "vex" in "prefix" attribute calculation.
3848         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
3849
3850 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
3851
3852         PR target/47951
3853         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
3854         inputs match the output.
3855
3856 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
3857
3858         PR target/47955
3859         * config/m68k/m68k.c (m68k_expand_prologue): Set
3860         current_function_static_stack_size.
3861
3862 2011-05-02   Jan Hubicka  <jh@suse.cz>
3863
3864         * lto-streamer.c (lto_streamer_cache_insert_1,
3865         lto_streamer_cache_lookup, lto_streamer_cache_create,
3866         lto_streamer_cache_delete): Use pointer map instead of hashtable.
3867         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
3868
3869 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
3870
3871         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
3872         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
3873         config/m68k/t-opts: New files.
3874         * config/m68k/m68k-tables.opt: New file (generated).
3875         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
3876         extra_options and m68k/t-opts to tmake_file.
3877         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
3878         (all_isas): Initialize using m68k-isas.def.
3879         (all_microarchs): Initialize using m68k-microarchs.def.
3880         (m68k_find_selection): Remove.
3881         (m68k_handle_option): Don't assert that global structures are in
3882         use.  Use error_at.  Access variables via opts pointer.  Don't
3883         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
3884         directly for -m68020-40 and -m68020-60.
3885         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
3886         m68k_tune_entry here.
3887         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
3888         to m68k-opts.h.
3889         (m68k_library_id_string): Remove declaration.
3890         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
3891         (m68k_library_id_string): New Variable.
3892         (march=, mcpu=, mtune=): Use Enum and Var.
3893
3894 2011-05-02  Richard Guenther  <rguenther@suse.de>
3895
3896         * varasm.c (output_constructor_regular_field): Compute zero-based
3897         index with double-ints.  Make sure to ICE instead of producing
3898         wrong code.
3899         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
3900         in asserts.  Properly use a signed type.
3901
3902 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
3903
3904         * config/i386/sse.md (V): New mode iterator.
3905         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
3906         TARGET_SSE2.
3907         (V_256): Rename from AVX256MODE.
3908         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
3909         condition to all users.
3910         (VF1): Ditto.
3911         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
3912         condition to all users.
3913         (VF_128): Make V4SF mode unconditional.
3914         (VF_256): Rename from AVX256MODEF2P.
3915         (VI4F_128): Rename from SSEMODE4S.
3916         (VI8F_128): Rename from SSEMODE2D.
3917         (VI4F_256): Rename from AVX256MODE8P.
3918         (VI8F_256): Rename from AVX256MODE4P.
3919         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
3920         (ssescalarmodesuffix): Remove SF and DF modes.
3921         (SSEMODE124): Remove.
3922         (SSEMODE1248): Ditto.
3923         (SSEMODEF2P): Ditto.
3924         (AVXMODEF2P): Ditto.
3925         (AVXMODEFDP): Ditto.
3926         (AVXMODEFSP): Ditto.
3927         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
3928         unconditional.
3929         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
3930         unconditional.
3931         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
3932         xop_pcmov_<mode>256.  Use V mode iterator.
3933
3934         Adjust RTX patterns globally for renamed mode attributes.
3935
3936 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3937
3938         * haifa-sched.c (sched_emit_insn): Emit insn before first
3939         non-scheduled insn.  Inform back-end about new insn.  Add
3940         new insn to scheduled_insns list.
3941
3942 2011-05-02  Richard Guenther  <rguenther@suse.de>
3943
3944         PR tree-optimization/48822
3945         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
3946         (process_scc): Indicate which iteration we start.
3947
3948 2011-05-02  Jan Hubicka  <jh@suse.cz>
3949
3950         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
3951         (lto_section_overrun): New.
3952         * lto-section-out.c (append_block): Rename to ...
3953         (lto_append_block): ... this one; export.
3954         (lto_output_1_stream): Move lto lto-streamer.h
3955         (lto_output_data_stream): Update.
3956         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
3957         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
3958         functions.
3959
3960 2011-05-02  Richard Guenther  <rguenther@suse.de>
3961
3962         * tree.c (tree_code_counts): New global array.
3963         (record_node_allocation_statistics): Count individual tree codes.
3964         (dump_tree_statistics): Dump individual code stats.
3965
3966 2011-05-01  Jan Hubicka  <jh@suse.cz>
3967
3968         * ipa-inline.c (caller_growth_limits): Fix thinko when
3969         looking for largest stack frame.
3970         * ipa-inline.h (dump_inline_summary): Declare.
3971         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
3972         on stack usage.
3973         (dump_inline_summary): Export.
3974         (debug_inline_summary): Declare as DEBUG_FUNCTION.
3975
3976 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
3977
3978         * reginfo.c (memory_move_cost): Change rclass argument type form
3979         'enum reg_class' to reg_class_t.
3980         * reload.h (memory_move_cost): Update prototype.
3981         * postreload.c reload_cse_simplify_set): Change type dclass var to
3982         reg_class_t.
3983         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
3984         Update prototype.
3985         (ira_allocate_and_set_costs): Change aclass argument type form
3986         'enum reg_class' to reg_class_t.
3987         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
3988         Change aclass argument type to reg_class_t.
3989         (update_conflict_hard_reg_costs): Change type aclass and pref vars
3990         to reg_class_t.
3991         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
3992         memory_move_cost call.
3993
3994         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
3995         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
3996         Change type tmp var to reg_class_t.
3997
3998 2011-04-30  Jan Hubicka  <jh@suse.cz>
3999
4000         * ipa-inline.c (can_inline_edge_p): Disregard limits when
4001         inlining into function with flatten attribute.
4002         (want_inline_small_function_p): Be more realistic about inlining
4003         cold calls where callee size grows.
4004
4005 2011-04-30  Jan Hubicka  <jh@suse.cz>
4006
4007         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
4008         flags.
4009
4010 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
4011
4012         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
4013         PRINT_OPERAND_PUNCT_VALID_P): Remove.
4014         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
4015         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
4016         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
4017         (print_operand): Rename to...
4018         (sparc_print_operand): ...this. Make static. Adjust
4019         sparc_print_operand function call.
4020         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
4021         functions.
4022
4023 2011-04-30  Jan Hubicka  <jh@suse.cz>
4024
4025         PR middle-end/48752
4026         * ipa-inline.c (early_inliner): Disable when doing late
4027         addition of function.
4028
4029 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
4030
4031         * dwarf2out.c (get_address_mode): New inline.
4032         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
4033         if not dwarf_strict emit
4034         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
4035         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
4036         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
4037         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
4038         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
4039         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
4040         mem_loc_descriptor callers.
4041         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
4042         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
4043         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
4044         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
4045         (base_types): New variable.
4046         (get_base_type_offset, calc_base_type_die_sizes,
4047         base_type_for_mode, mark_base_types, base_type_cmp,
4048         move_marked_base_types): New functions.
4049         (calc_die_sizes): Assert that die_offset is 0 or equal to
4050         next_die_offset.
4051         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
4052         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
4053         callers.  If not dwarf_strict, call mem_loc_descriptor even for
4054         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
4055         (gen_subprogram_die): Don't give up on call site parameters
4056         with non-integral or large integral modes.  Adjust
4057         mem_loc_descriptor callers.
4058         (prune_unused_types): Call prune_unused_types_mark on base_types
4059         vector entries.
4060         (resolve_addr): Call mark_base_types.
4061         (dwarf2out_finish): Call move_marked_base_types.
4062
4063         PR tree-optimization/48809
4064         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
4065         type.
4066         (gen_inbound_check): Don't compute index_expr - range_min in utype
4067         again, instead reuse SSA_NAME initialized in build_arrays.
4068         Remove two useless gsi_for_stmt calls.
4069
4070 2011-04-29  Jeff Law  <law@redhat.com>
4071
4072         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
4073
4074 2011-04-29  Martin Jambor  <mjambor@suse.cz>
4075
4076         * cgraph.h (cgraph_postorder): Remove declaration.
4077         * ipa-utils.h (ipa_free_postorder_info): Declare.
4078         (ipa_reverse_postorder): Likewise.
4079         * cgraphunit.c: Include ipa-utils.h.
4080         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
4081         * ipa-inline.c: Include ipa-utils.h.
4082         (ipa_inline): Update call to ipa_reverse_postorder.
4083         * ipa-pure-const.c (propagate_pure_const): Update call to
4084         ipa_reduced_postorder and ipa_print_order.  Call
4085         ipa_free_postorder_info to clean up.
4086         (propagate_nothrow): Likewise.
4087         * ipa-reference.c (propagate): Removed a useless call to
4088         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
4089         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
4090         * ipa.c: Include ipa-utils.h.
4091         (ipa_profile): Update call to ipa_reverse_postorder.
4092         (cgraph_postorder): Moved to...
4093         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
4094         (ipa_utils_print_order): Renamed to ipa_print_order.
4095         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
4096         comments.
4097         (ipa_free_postorder_info): New function.
4098         * passes.c: Include ipa-utils.h.
4099         (do_per_function_toporder): Update call to ipa_reverse_postorder.
4100         (ipa_write_summaries): Likewise.
4101         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
4102         (cgraphunit.o): Likewise.
4103         (ipa.o): Likewise.
4104         (ipa-inline.o): Likewise.
4105
4106 2011-04-29  Jan Hubicka  <jh@suse.cz>
4107
4108         * gcc.dg/tree-ssa/inline-10.c: New testcase.
4109         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
4110         * ipa-inline.h (clause_t): Turn into unsigned int.
4111         * ipa-inline-analysis.c (add_clause): Do more simplification.
4112         (and_predicates): Shortcut more cases.
4113         (predicates_equal_p): Move forward; check that clauses are properly
4114         ordered.
4115         (or_predicates): Shortcut more cases.
4116         (edge_execution_predicate): Rewrite as...
4117         (set_cond_stmt_execution_predicate): ... this function; handle
4118         __builtin_constant_p.
4119         (set_switch_stmt_execution_predicate): New .
4120         (compute_bb_predicates): New.
4121         (will_be_nonconstant_predicate): Update TODO.
4122         (estimate_function_body_sizes): Use compute_bb_predicates
4123         and free them later, always try to estimate if stmt is constant.
4124         (estimate_time_after_inlining, estimate_size_after_inlining):
4125         Gracefully handle optimized out edges.
4126         (read_predicate): Fix off by one error.
4127
4128 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
4129
4130         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
4131
4132 2011-04-27  Xinliang David Li  <davidxl@google.com>
4133
4134         * tree-profile.c (init_ic_make_global_vars): Set
4135         tls attribute on ic vars.
4136         * coverage.c (coverage_end_function): Initialize
4137         function_list with zero.
4138
4139 2011-04-29  Richard Guenther  <rguenther@suse.de>
4140
4141         * builtins.c (fold_builtin_classify_type): Use integer_type_node
4142         for the type of the result.
4143         (fold_builtin_isascii): Likewise.
4144         (fold_builtin_toascii): Use integer_type_node where appropriate.
4145         (fold_builtin_logb): Likewise.
4146         (fold_builtin_frexp): Likewise.
4147         (fold_builtin_strstr): Likewise.
4148         (fold_builtin_strpbrk): Likewise.
4149         (fold_builtin_fputs): Likewise.
4150         (fold_builtin_sprintf): Likewise.
4151         (fold_builtin_snprintf): Likewise.
4152         (fold_builtin_printf): Likewise.
4153         (do_mpfr_remquo): Use a proper type for the assigned constant.
4154         (do_mpfr_lgamma_r): Likewise.
4155         * dwarf2out.c (resolve_one_addr): Use size_int.
4156         * except.c (init_eh): Likewise.
4157         (assign_filter_values): Use integer_type_node for filter values.
4158         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
4159         indices.
4160         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
4161         for EH region numbers.
4162         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
4163         for the shift amount.
4164
4165 2011-04-29  Richard Guenther  <rguenther@suse.de>
4166
4167         * expr.h (expand_shift): Rename to ...
4168         (expand_variable_shift): ... this.
4169         (expand_shift): Take a constant shift amount.
4170         * expmed.c (expand_shift): Rename to ...
4171         (expand_variable_shift): ... this.
4172         (expand_shift): New wrapper around expand_variable_shift.
4173         * expr.c (convert_move, emit_group_load_1, emit_group_store,
4174         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
4175         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
4176         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
4177         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
4178         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
4179         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
4180         emit_store_flag_1, emit_store_flag): Likewise.
4181         * builtins.c (expand_builtin_signbit): Likewise.
4182         * calls.c (load_register_parameters): Likewise.
4183         * function.c (assign_parm_setup_block): Likewise.
4184         * lower-subreg.c (resolve_shift_zext): Likewise.
4185         * optabs.c (widen_bswap, expand_abs_nojump,
4186         expand_one_cmpl_abs_nojump, expand_float): Likewise.
4187         * spu/spu.c (spu_expand_extv): Likewise.
4188         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
4189
4190 2011-04-29  Richard Guenther  <rguenther@suse.de>
4191
4192         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
4193         for the remapped region number.
4194         * predict.c (build_predict_expr): Use integer_type_node for the
4195         predict kind.
4196         * fold-const.c (fold_binary_loc): Use integer_type_node for
4197         the shift amount.  Use a proper type for the PLUS_EXPR operand.
4198
4199 2011-04-29  Michael Matz  <matz@suse.de>
4200
4201         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
4202         other trees that just builtins.
4203         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
4204
4205 2011-04-29  Richard Guenther  <rguenther@suse.de>
4206
4207         * tree-nested.c (get_trampoline_type): Use size_int.
4208         (get_nl_goto_field): Likewise.
4209         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
4210         for all indexes.
4211         (lower_eh_constructs_2): Likewise.
4212         (lower_resx): Likewise.
4213         (lower_eh_dispatch): Likewise.
4214         * tree-mudflap.c (mf_build_string): Use size_int.
4215         (mudflap_register_call): Use integer_type_node for the flag.
4216         (mudflap_enqueue_constant): Use size_int.
4217         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
4218         instead of rebuilding it.
4219
4220 2011-04-29  Richard Guenther  <rguenther@suse.de>
4221
4222         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
4223         Handle OBJ_TYPE_REF.
4224         (find_func_aliases_for_call): Use it more consistently.
4225
4226 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
4227
4228         * haifa-sched.c (last_nondebug_scheduled_insn): New.
4229         (rank_for_schedule): Use it.
4230         (schedule_block): Set it.
4231
4232 2011-04-28  David Li  <davidxl@google.com>
4233
4234         * tree.c (crc32_string): Use crc32_byte.
4235         (crc32_byte): New function.
4236         * tree.h (crc32_byte): New function.
4237         * gcov.c (read_graph_file): Handle new cfg_cksum.
4238         (read_count_file): Ditto.
4239         * profile.c (instrument_values): Ditto.
4240         (get_exec_counts): Ditto.
4241         (read_profile_edge_counts): Ditto.
4242         (compute_branch_probabilities): Ditto.
4243         (compute_value_histograms): Ditto.
4244         (branch_prob): Ditto.
4245         (end_branch_prob): Ditto.
4246         * coverage.c (read_counts_file): Ditto.
4247         (get_coverage_counts): Ditto.
4248         (tree_coverage_counter_addr): Ditto.
4249         (coverage_checksum_string): Ditto.
4250         (coverage_begin_output): Ditto.
4251         (coverage_end_function): Ditto.
4252         (build_fn_info_type): Ditto.
4253         (build_fn_info_value): Ditto.
4254         * libgcov.c (gcov_exit): Ditto.
4255         * gcov-dump.c (tag_function): Ditto.
4256         (compute_checksum): Remove.
4257
4258 2011-04-29  Alan Modra  <amodra@gmail.com>
4259
4260         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4261         unspec plus offset.  Tidy macho code.
4262
4263 2011-04-29  Martin Jambor  <mjambor@suse.cz>
4264
4265         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
4266         node instead of a decl.  Update all callers.
4267         * cgraph.h: Update declaration.
4268
4269 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
4270
4271         PR tree-optimization/48765
4272         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
4273         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
4274         to indicate if loop aware SLP is being used.  Scan the statements
4275         and update the vectorization factor according to the type of
4276         vectorization before statement analysis.
4277         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
4278         pass it to vect_analyze_loop_operations.
4279         (vectorizable_reduction): Set number of copies to 1 in case of pure
4280         SLP statement.
4281         * tree-vect-stmts.c (vectorizable_conversion,
4282         vectorizable_assignment, vectorizable_shift,
4283         vectorizable_operation, vectorizable_type_demotion,
4284         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
4285         Likewise.
4286         (vectorizable_condition): Move the check that it is not SLP
4287         vectorization before the number of copies check.
4288         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
4289         to vectorize the loop using SLP.
4290
4291 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
4292
4293         PR middle-end/48597
4294         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
4295         inline asm.
4296
4297 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
4298
4299         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
4300         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
4301         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4302         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4303         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
4304         linux*.h headers.
4305         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
4306         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4307         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4308         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4309         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4310         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
4311         REG_NAME.
4312         * config/i386/linux.h (REG_NAME): Don't define.
4313         * config/i386/linux64.h (REG_NAME): Don't define.
4314         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
4315         Undefine before defining.
4316
4317 2011-04-28  Jan Hubicka  <jh@suse.cz>
4318
4319         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
4320         nonconstant_names array.
4321         (estimate_function_body_sizes): Build nonconstant_names array; handle
4322         BUILT_IN_CONSTANT_P.
4323
4324 2011-04-28  Richard Guenther  <rguenther@suse.de>
4325
4326         PR bootstrap/48804
4327         Revert
4328         2011-04-28  Richard Guenther  <rguenther@suse.de>
4329
4330         * tree-ssa-structalias.c (solve_constraints): Build succ graph
4331         as late as possible.
4332
4333 2011-04-28  Richard Guenther  <rguenther@suse.de>
4334
4335         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
4336         (debug_constraint): Do it here.
4337         (dump_constraints): And here.
4338         (rewrite_constraints): And here.
4339         (dump_constraint_edge): Remove.
4340         (dump_constraint_graph): Rewrite to produce DOT output.
4341         (solve_constraints): Build succ graph as late as possible.
4342         Dump constraint graphs before and after solving.
4343
4344 2011-04-28  Richard Guenther  <rguenther@suse.de>
4345
4346         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4347         New function split out from ...
4348         (find_func_aliases): ... here.  Call it.
4349         (find_func_aliases_for_call): Likewise.
4350
4351 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4352
4353         * internal-fn.h (internal_fn_name_array): Declare.
4354         (internal_fn_flags_array): Likewise.
4355
4356 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
4357
4358         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
4359         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
4360         Move from sse.md.
4361         (ssemodefsuffix): Remove.
4362         (ssevecmodesuffix): New mode attribute.
4363         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
4364         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
4365         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
4366         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
4367         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
4368         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
4369         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
4370         ssemodesuffix mode attribute.
4371         (float splitters): Use ssevecmodesuffix mode attribute.
4372         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
4373         (sseinsmode): Rename from avxvecmode.
4374         (avxsizesuffix): Rename from avxmodesuffix.
4375         (sseintvecmode): Rename from avxpermvecmode.
4376         (ssedoublevecmode): Rename from ssedoublesizemode.
4377         (ssehalfvecmode): Rename from avxhalfvecmode.
4378         (ssescalarmode): Rename from avxscalarmode.
4379         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
4380         templates for ssemodesuffix mode attribute.
4381         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
4382         mode attribute.
4383
4384         Adjust RTX patterns globally for renamed mode attributes.
4385
4386 2011-04-27  Jan Hubcika  <jh@suse.cz>
4387
4388         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
4389         * ipa-inline-analysis.c: Include alloc-pool.h.
4390         (edge_predicate_pool): New.
4391         (trye_predicate_p): New function
4392         (false_predicate_p): New function.
4393         (add_clause): Sanity check that false clauses are "optimized";
4394         never add clauses to predicate that is already known to be false.
4395         (and_predicate): Use flase_predicate_p.
4396         (evaulate_predicate): Rename to ...
4397         (evaluate_predicate): ... this one; update all callers; assert
4398         that false is not listed among possible truths.
4399         (dump_predicate): Use true_predicate_p.
4400         (account_size_time): Use false_predicate_p.
4401         (evaulate_conditions_for_edge): Rename to ...
4402         (evaluate_conditions_for_edge) ... this one.
4403         (edge_set_predicate): New function.
4404         (inline_edge_duplication_hook): Duplicate edge predicates.
4405         (inline_edge_removal_hook): Free edge predicates.
4406         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
4407         (dump_inline_summary): Update.
4408         (estimate_function_body_sizes): Set edge predicates.
4409         (estimate_calls_size_and_time): Handle predicates.
4410         (estimate_callee_size_and_time): Update.
4411         (remap_predicate): Add toplev_predicate; update comment.
4412         (remap_edge_predicates): New function.
4413         (inline_merge_summary): Compute toplev predicate; update.
4414         (read_predicate): New function.
4415         (read_inline_edge_summary): Use it.
4416         (inline_read_section): Likewise.
4417         (write_predicate): New function.
4418         (write_inline_edge_summary): Use it.
4419         (inline_write_summary): Likewise.
4420         (inline_free_summary): Free alloc pool and edge summary vec.
4421
4422 2011-04-27  Richard Guenther  <rguenther@suse.de>
4423
4424         * tree-ssa-structalias.c (changed_count): Remove.
4425         (changed): Use a bitmap.
4426         (unify_nodes): Adjust.
4427         (do_sd_constraint): Likewise.
4428         (do_ds_constraint): Likewise.
4429         (do_complex_constraint): Likewise.
4430         (solve_graph): Likewise.
4431
4432 2011-04-27  Jan Hubicka  <jh@suse.cz>
4433
4434         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
4435
4436 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
4437
4438         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
4439         (avx_vperm2f128_*_operand): Ditto.
4440         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
4441         Use avx_vpermilp_parallel in insn condition.
4442         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
4443         Use avx_vperm2f128_parallel in insn condition.
4444
4445 2011-04-27  Richard Guenther  <rguenther@suse.de>
4446
4447         * Makefile.in (tree-ssa-structalias.o): Remove
4448         gt-tree-ssa-structalias.h dependency.
4449         (GTFILES): Remove tree-ssa-structalias.c.
4450         * tree.c (allocate_decl_uid): New function.
4451         (make_node_stat): Use it.
4452         (copy_node_stat): Likewise.
4453         * tree.h (allocate_decl_uid): Declare.
4454         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
4455         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
4456         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
4457         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
4458         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
4459         (struct heapvar_map): Likewise.
4460         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
4461         heapvar_insert): Likewise.
4462         (make_heapvar_for): Rename to ...
4463         (make_heapvar): ... this.  Simplify.
4464         (fake_var_decl_obstack): New global var.
4465         (build_fake_var_decl): New function.
4466         (make_constraint_from_heapvar): Adjust.
4467         (handle_lhs_call): Likewise.
4468         (create_function_info_for): Likewise.
4469         (intra_create_variable_infos): Likewise.
4470         (init_alias_vars): Allocate fake_var_decl_obstack.
4471         (init_alias_heapvars, delete_alias_heapvars): Remove.
4472         (compute_points_to_sets): Do not call init_alias_heapvars.
4473         (ipa_pta_execute): Likewise.
4474         (delete_points_to_sets): Free fake_var_decl_obstack.
4475
4476 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4477
4478         * config/spu/divmovti4.c (union qword_UTItype): New data type.
4479         (si_from_UTItype, si_to_UTItype): New functions.
4480         (__udivmodti4): Use them to implement type-punning.
4481         * config/spu/multi3.c (union qword_TItype): New data type.
4482         (si_from_TItype, si_to_TItype): New functions.
4483         (__multi3): Use them to implement type-punning.
4484
4485 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4486
4487         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
4488
4489 2011-04-27  Jan Hubicka  <jh@suse.cz>
4490
4491         * ipa-prop.c (function_insertion_hook_holder): New holder.
4492         (ipa_add_new_function): New function.
4493         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
4494         Register/deregister holder.
4495
4496 2011-04-27  Richard Guenther  <rguenther@suse.de>
4497
4498         PR tree-optimization/48772
4499         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
4500
4501 2011-04-27  Richard Guenther  <rguenther@suse.de>
4502
4503         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
4504         TARGET_MEM_REF handling.
4505
4506 2011-04-27  Nick Clifton  <nickc@redhat.com>
4507
4508         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
4509         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
4510         (REG_CLASS_NAMES): Likewise.
4511         (REG_CLASS_CONTENTS): Likewise.
4512         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
4513         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
4514         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
4515         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
4516         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
4517         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
4518         duplicate register classes.
4519         (frv_class_likely_spilled_p): Likewise.
4520         (frv_register_move_cost): Likewise.
4521
4522         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
4523         end of the regno_reg_class array.
4524
4525 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
4526
4527         PR c/48742
4528         * c-typeck.c (build_binary_op): Don't wrap arguments if
4529         int_operands is true.
4530
4531 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
4532
4533         PR target/48767
4534         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
4535         targetm.calls.must_pass_in_stack for void type.
4536
4537 2011-04-26  Jan Hubicka  <jh@suse.cz>
4538
4539         * cgraphbuild.c (build_cgraph_edges): Update call
4540         of cgraph_create_edge and cgraph_create_indirect_edge.
4541         * cgraph.c (cgraph_create_edge_including_clones,
4542         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
4543         cgraph_update_edges_for_call_stmt_node): Do not take nest
4544         argument; do not initialize call_stmt_size/time.
4545         (dump_cgraph_node): Do not dump nest.
4546         (cgraph_clone_edge): Do not take loop_nest argument;
4547         do not propagate it; do not clone call_stmt_size/time.
4548         (cgraph_clone_node): Likewise.
4549         (cgraph_create_virtual_clone): Update.
4550         * cgraph.h (struct cgraph_edge): Remove
4551         call_stmt_size/call_stmt_time/loop_nest.
4552         (cgraph_create_edge, cgraph_create_indirect_edge,
4553         cgraph_create_edge_including_clones, cgraph_clone_node): Update
4554         prototype.
4555         * tree-emutls.c (gen_emutls_addr): Update.
4556         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
4557         loop_nest; handle indirect calls, too.
4558         (clone_inlined_nodes): Do not care about updating inline summaries.
4559         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
4560         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
4561         stream call_stmt_size/call_stmt_time/loop_nest.
4562         * ipa-inline.c (edge_badness): Update.
4563         (ipa_inline): dump summaries after inlining.
4564         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
4565         New.
4566         (inline_edge_summary): New function.
4567         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
4568         (inline_edge_removal_hook): Handle edge summaries.
4569         (inline_edge_duplication_hook): New hook.
4570         (inline_summary_alloc): Alloc hooks.
4571         (initialize_growth_caches): Do not register removal hooks.
4572         (free_growth_caches); Do not free removal hook.
4573         (dump_inline_edge_summary): New function.
4574         (dump_inline_summary): Use it.
4575         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
4576         (inline_update_callee_summaries): New function.
4577         (inline_merge_summary): Use it.
4578         (do_estimate_edge_time, do_estimate_edge_growth): Update.
4579         (read_inline_edge_summary): New function.
4580         (inline_read_section): Use it.
4581         (write_inline_edge_summary): New function.
4582         (inline_write_summary): Use it.
4583         (inline_free_summary): Free edge new holders.
4584         * tree-inline.c (copy_bb): Update.
4585
4586 2011-04-26  Jason Merrill  <jason@redhat.com>
4587
4588         * tree-eh.c (lower_try_finally_switch): Create the label along with
4589         the CASE_LABEL_EXPR.
4590
4591 2011-04-26  David S. Miller  <davem@davemloft.net>
4592             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4593
4594         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
4595         * configure: Regenerate.
4596
4597 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
4598
4599         PR target/48258
4600         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
4601         reduction.
4602         (VEC_reduc): New code iterator and splitters for vector reduction.
4603         (VEC_reduc_name): Ditto.
4604         (VEC_reduc_rtx): Ditto.
4605         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
4606         (reduc_<VEC_reduc_name>_v4sf): Ditto.
4607
4608         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4609         support for extracting SF on VSX.
4610
4611         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
4612         generating xscvspdp.
4613         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
4614         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
4615         double add, minimum, maximum vector reduction.
4616         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
4617         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
4618         optimize double vector reduction.
4619         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
4620
4621 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
4622
4623         * config/fr30/fr30.h (inhibit_libc): Don't define.
4624         * config/m32r/m32r-protos.h: Correct comment.
4625         * config/v850/v850.h (GHS_default_section_names,
4626         GHS_current_section_names): Use tree, not union tree_node *.
4627
4628 2011-04-26  Xinliang David Li  <davidxl@google.com>
4629
4630         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
4631         * c-family/c-opts.c (c_common_handle_option): Set
4632         warn_maybe_uninitialized.
4633         * opts.c (common_handle_option): Ditto.
4634         * common.opt:  New option.
4635         * tree-ssa.c (warn_uninit): Add one more parameter.
4636         (warn_uninitialized_var): Pass warning code.
4637         * tree-flow.h: Interface change.
4638
4639 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4640
4641         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
4642         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
4643         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
4644
4645 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4646
4647         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
4648         * config/mips/mips.opt (mmips-tfile): Remove.
4649
4650         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
4651         mips-tdump reference to ...
4652         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
4653         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
4654         reference by Tru64 UNIX.
4655
4656 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
4657
4658         PR debug/48768
4659         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
4660         is error_mark_node, set value to NULL.
4661
4662         PR tree-optimization/48734
4663         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
4664         if return value from maybe_fold_*_comparsions isn't something
4665         the code is prepared to handle.
4666
4667 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
4668
4669         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
4670         mode check.
4671         (ext_QIreg_nomode_operands): Remove.
4672         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
4673         (*andsi_1): Ditto.
4674         (*andhi_1): Ditto.
4675
4676 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
4677
4678         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
4679
4680 2011-04-26  Richard Guenther  <rguenther@suse.de>
4681
4682         * c-typeck.c (build_unary_op): Do not expand array-refs via
4683         pointer arithmetic.  Only adjust qualifiers for function types.
4684
4685 2011-04-26  Richard Guenther  <rguenther@suse.de>
4686
4687         PR middle-end/48694
4688         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
4689         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
4690         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
4691         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
4692
4693 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
4694
4695         * doc/extend.texi: Document __underlying_type.
4696
4697 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
4698
4699         * config/rs6000/titan.md (automata_option "progress"): Remove.
4700
4701 2011-04-25  Jeff Law  <law@redhat.com>
4702
4703         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
4704
4705 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
4706
4707         * system.h (ENUM_BITFIELD): Remove.
4708
4709 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
4710             Eric Botcazou  <ebotcazou@adacore.com>
4711
4712         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
4713         for STORE_FLAG_VALUE==-1 case.
4714
4715 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
4716
4717         PR target/43804
4718         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
4719         LEGITIMATE_PIC_OPERAND_P.
4720
4721 2011-04-24  Jan Hubicka  <jh@suse.cz>
4722
4723         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
4724         WPA hack.
4725         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
4726         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
4727         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
4728         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
4729         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
4730         Sanity check predicate length.
4731         (remap_predicate): Likewise; sanity check jump functions.
4732         (inline_read_section, inline_write_summary): Sanity check
4733         predicate length.
4734
4735 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
4736
4737         PR other/48748
4738         * doc/extend.texi (Type Traits): Document __is_standard_layout,
4739         __is_literal_type, and __is_trivial; update throughout about
4740         possibly cv-qualified void types.
4741
4742 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
4743
4744         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
4745         testsuite and make it version agnostic.
4746
4747 2011-04-22  Jan Hubicka  <jh@suse.cz>
4748
4749         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
4750
4751 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
4752
4753         PR c/48685
4754         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
4755         to VOID_TYPE even around MODIFY_EXPR.
4756
4757 2011-04-22  Mike Stump  <mikestump@comcast.net>
4758
4759         * gensupport.c (read_md_rtx): Fix typo in comment.
4760         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
4761         comment.
4762
4763 2011-04-22  Jan Hubicka  <jh@suse.cz>
4764
4765         * gengtype.c (open_base_files): Add ipa-inline.h include.
4766         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
4767         ipa-prop.c; update all uses.
4768         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
4769         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
4770         merge summary of inlined function into former caller.
4771         * ipa-inline.c (max_benefit): Remove.
4772         (edge_badness): Compensate for removal of benefits.
4773         (update_caller_keys): Use
4774         reset_node_growth_cache/reset_edge_growth_cache.
4775         (update_callee_keys): Likewise.
4776         (update_all_callee_keys): Likewise.
4777         (inline_small_functions): Do not collect max_benefit; do not reset
4778         estimated_growth; call free_growth_caches and initialize_growth_caches.
4779         * ipa-inline.h (struct condition, type clause_t, struct predicate,
4780         struct size_time_entry): New structures.
4781         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
4782         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
4783         and estimated_growth.
4784         (edge_growth_cache_entry): New structure.
4785         (node_growth_cache, edge_growth_cache): New global vars.
4786         (estimate_growth): Turn into inline.
4787         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
4788         initialize_growth_caches, free_growth_caches): Declare.
4789         (estimate_edge_growth): Rewrite.
4790         (estimate_edge_time): Implement as inline cache lookup.
4791         (reset_node_growth_cache, reset_edge_growth_cache): New inline
4792         functions.
4793         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
4794         (NUM_CONDITIONS): New constant.
4795         (predicate_conditions): New enum.
4796         (IS_NOT_CONSTANT): New constant.
4797         (edge_removal_hook_holder): New var.
4798         (node_growth_cache, edge_growth_cache): New global vars.
4799         (true_predicate, single_cond_predicate, false_predicate,
4800         not_inlined_predicate, add_condition, add_clause, and_predicates,
4801         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
4802         dump_clause, dump_predicate, account_size_time,
4803         evaulate_conditions_for_edge): New functions.
4804         (inline_summary_alloc): Move to heap.
4805         (inline_node_removal_hook): Clear condition and entry vectors.
4806         (inline_edge_removal_hook): New function.
4807         (initialize_growth_caches, free_growth_caches): New function.
4808         (dump_inline_summary): Update.
4809         (edge_execution_predicate): New function.
4810         (will_be_nonconstant_predicate): New function.
4811         (estimate_function_body_sizes): Compute BB and constantness predicates.
4812         (compute_inline_parameters): Do not clear estimated_growth.
4813         (estimate_edge_size_and_time): New function.
4814         (estimate_calls_size_and_time): New function.
4815         (estimate_callee_size_and_time): New function.
4816         (remap_predicate): New function.
4817         (inline_merge_summary): New function.
4818         (do_estimate_edge_time): New function based on...
4819         (estimate_edge_time): ... this one.
4820         (do_estimate_edge_growth): New function.
4821         (do_estimate_growth): New function based on....
4822         (estimate_growth): ... this one.
4823         (inline_analyze_function): Analyze after deciding on jump functions.
4824         (inline_read_section): New function.
4825         (inline_read_summary): Use it.
4826         (inline_write_summary): Write all the new data.
4827         * ipa-prop.c (ipa_get_param_decl_index): Export.
4828         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
4829         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
4830         Declare.
4831         (ipa_get_lattice): Move here from ipa-cp.c
4832         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
4833         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
4834         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
4835         cgraph_edge_inlinable_p): Remove.
4836         * cgraphunit.c: Include ipainline.h
4837         (cgraph_process_new_functions): Update call of
4838         compute_inline_parameters.
4839
4840 2011-04-22  Richard Guenther  <rguenther@suse.de>
4841
4842         * tree.c (build_int_cst): Properly create canonicalized integer
4843         constants.
4844         (build_int_cst_type): Remove scary comments.
4845
4846 2011-04-22  Xinliang David Li  <davidxl@google.com>
4847
4848         * toplev.c (process_options): Enable -Werror=coverage-mismatch
4849         by default when -Wno-error is not specified.
4850         * opts-global.c (decode_options): Remove call to
4851         control_warning_options.
4852
4853 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
4854
4855         PR tree-optimization/48717
4856         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
4857         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
4858
4859 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
4860
4861         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
4862         definition where used.
4863
4864 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
4865
4866         PR c/48716
4867         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
4868         TREE_STATIC variables declared inside of some OpenMP construct.
4869
4870 2011-04-22  Martin Jambor  <mjambor@suse.cz>
4871
4872         PR middle-end/48585
4873         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
4874
4875 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
4876
4877         PR c/36750
4878         * c-typeck.c (pop_init_level): Do not warn about initializing
4879         with ` = {0}'.
4880
4881 2011-04-22  Alan Modra  <amodra@gmail.com>
4882
4883         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
4884         when returning call_cookie.
4885         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
4886         pointers, to functions with no more vector args than the current
4887         function, and some non-local calls for ABI_V4.
4888         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
4889         sibcall_nonlocal_aix64): Combine to ..
4890         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
4891         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
4892         (sibcall_value_nonlocal_aix<mode>): ..likewise.
4893         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
4894         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
4895         operand.
4896         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
4897         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
4898         sibcall_value_symbolic_64): Delete.
4899
4900 2011-04-21  Xinliang David Li  <davidxl@google.com>
4901
4902         * cgraph.h: Remove pid.
4903         * cgraph.c: Remove pid.
4904         * value-prof.c (init_node_map): New function.
4905         (del_node_map): New function.
4906         (find_func_by_funcdef_no): New function.
4907         (gimple_ic_transform): Call new function.
4908         * cgraphunit.c (cgraph_finalize_function): Remove pid.
4909         * function.c (get_last_funcdef_no): New function.
4910         * function.h (get_last_funcdef_no): New function.
4911         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
4912         to libgcov function.
4913         (tree-profiling): Call node map init and delete function.
4914
4915 2011-04-21  Ian Lance Taylor  <iant@google.com>
4916
4917         * godump.c (go_format_type): Use exported Go name for anonymous
4918         field name.
4919
4920 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4921
4922         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
4923         Call builtin_function_type_list instead of builtin_function_type.
4924         (UNARY, BINARY, TRINARY, QUAD): Likewise.
4925
4926 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4927
4928         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
4929         build_function_type_list instead of build_function_type.
4930         Delete variable `endlink'.
4931
4932 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4933
4934         * config/s390/s390.c (s390_init_builtins): Call
4935         build_function_type_list instead of build_function_type.
4936
4937 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4938
4939         * config/ia64/ia64.c (ia64_init_builtins): Call
4940         build_function_type_list instead of builtin_function_type.
4941
4942 2011-04-21  Easwaran Raman  <eraman@google.com>
4943
4944         * cfgexpand.c (stack_var): Remove OFFSET...
4945         (add_stack_var): ...and its reference here...
4946         (expand_stack_vars): ...and here.
4947         (stack_var_cmp): Sort by descending order of size.
4948         (partition_stack_vars): Change heuristic.
4949         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
4950         (dump_stack_var_partition): Add newline after each partition.
4951
4952 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
4953             Jeff Law  <law@redhat.com>
4954
4955         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
4956         * gengtype.c (matching_file_name_substitute): Likewise.
4957
4958 2011-04-21  Richard Guenther  <rguenther@suse.de>
4959
4960         PR lto/48703
4961         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
4962
4963 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
4964
4965         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
4966
4967 2011-04-21  Richard Guenther  <rguenther@suse.de>
4968
4969         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
4970         file name.
4971
4972 2011-04-21  Richard Guenther  <rguenther@suse.de>
4973
4974         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4975         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
4976         Use DECL_P, not SSA_VAR_P.
4977         (ptr_derefs_may_alias_p): Likewise.
4978         (ptr_deref_may_alias_ref_p_1): Likewise.
4979         (decl_refs_may_alias_p): Likewise.
4980         (refs_may_alias_p_1): Likewise.
4981         (ref_maybe_used_by_call_p_1): Likewise.
4982         (call_may_clobber_ref_p_1): Likewise.
4983         (indirect_ref_may_alias_decl_p): Assume indirect refrences
4984         are either MEM_REF or TARGET_MEM_REF.
4985         (indirect_refs_may_alias_p): Likewise.
4986         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
4987         for MEM_EXPR of indirect calls.
4988
4989 2011-04-21  Tristan Gingold  <gingold@adacore.com>
4990
4991         * vmsdbgout.c (write_srccorr): Compute file length from the string.
4992         (dst_file_info_struct): Remove flen field.
4993         (lookup_filename): Remove code that set flen field.
4994
4995 2011-04-21  Tristan Gingold  <gingold@adacore.com>
4996
4997         * config/ia64/ia64.c (ia64_start_function): Add a guard.
4998
4999 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
5000
5001         PR target/48708
5002         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
5003         vec_extract and vec_concat for non-SSE4_1 targets.
5004
5005 2011-04-21  Richard Guenther  <rguenther@suse.de>
5006
5007         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
5008         return statements.
5009
5010 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
5011
5012         * config/i386/cygming.h (union tree_node, TREE): Don't define or
5013         undefine.
5014         (FILE): Don't undefine.
5015
5016 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
5017
5018         * config/alpha/alpha.c (struct machine_function): Use rtx, not
5019         struct rtx_def *.
5020         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
5021         struct rtx_def *.
5022         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
5023         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
5024         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
5025         rtx_def *.
5026         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
5027         definitions where used.
5028         * config/microblaze/microblaze.h (struct microblaze_args): Use
5029         rtx, not struct rtx_def *.
5030         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
5031         rtx_def *.
5032         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
5033         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
5034         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
5035         not struct rtx_def *.
5036         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
5037         struct rtx_def *.
5038         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
5039         rtx_def *.
5040         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
5041
5042 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5043
5044         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
5045         operand_equal_p to compare DR_BASE_ADDRESSes.
5046         (vect_check_interleaving): Likewise.
5047
5048 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5049
5050         PR target/46329
5051         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
5052         for all Neon struct constants.
5053
5054 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5055
5056         * target.def (legitimate_constant_p): New hook.
5057         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
5058         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
5059         * doc/tm.texi: Regenerate.
5060         * hooks.h (hook_bool_mode_rtx_true): Declare.
5061         * hooks.c (hook_bool_mode_rtx_true): Define.
5062         * system.h (LEGITIMATE_CONSTANT_P): Poison.
5063         * calls.c (precompute_register_parameters): Replace uses of
5064         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
5065         (emit_library_call_value_1): Likewise.
5066         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
5067         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
5068         * ira-costs.c (scan_one_insn): Likewise.
5069         * recog.c (general_operand, immediate_operand): Likewise.
5070         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
5071         * reload1.c (init_eliminable_invariants): Likewise.
5072
5073         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
5074         mode argument.
5075         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
5076         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
5077         argument.
5078         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5079         * config/alpha/predicates.md (input_operand): Update call to
5080         alpha_legitimate_constant_p.
5081
5082         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
5083         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
5084         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
5085         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5086         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
5087         (arm_legitimate_constant_p): New functions.
5088         (arm_cannot_force_const_mem): Make static.
5089
5090         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
5091
5092         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
5093         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
5094         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
5095         instead of bfin_legitimate_constant_p.
5096         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
5097         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5098
5099         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
5100
5101         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
5102
5103         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
5104         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
5105         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5106         (frv_legitimate_constant_p): Make static.  Add a mode argument.
5107
5108         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
5109         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
5110         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
5111
5112         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
5113         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
5114         * config/i386/i386.c (legitimate_constant_p): Rename to...
5115         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
5116         argument.
5117         (ix86_cannot_force_const_mem): Update accordingly.
5118         (ix86_legitimate_address_p): Likewise.
5119         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5120         * config/i386/i386.md: Update commentary.
5121
5122         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
5123         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
5124         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5125         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
5126
5127         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
5128
5129         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
5130         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
5131         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5132         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
5133
5134         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
5135         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
5136         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
5137
5138         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
5139         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5140         (m32r_legitimate_constant_p): New function.
5141
5142         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
5143         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
5144         LEGITIMATE_CONSTANT_P.
5145         (LEGITIMATE_CONSTANT_P): Delete.
5146         * config/m68k/m68k.c (m68k_expand_prologue): Call
5147         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
5148         (m68k_legitimate_constant_p): New function.
5149         * config/m68k/m68k.md: Update comments.
5150
5151         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
5152         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5153         (mcore_legitimate_constant_p): New function.
5154
5155         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
5156         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
5157         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
5158         Add a mode argument.
5159         (mep_legitimate_address): Update accordingly.
5160         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5161
5162         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
5163         Delete.
5164         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
5165         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
5166         static.  Check OP's mode for VOIDmode.
5167         (microblaze_legitimate_constant_p): New function.
5168         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5169
5170         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
5171         * config/mips/mips.c (mips_legitimate_constant_p): New function.
5172         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
5173         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5174         * config/mips/predicates.md: Update comments.
5175
5176         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
5177         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
5178         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5179         (mmix_legitimate_constant_p): Make static, return a bool, and take
5180         a mode argument.
5181         (mmix_print_operand_address): Update accordingly.
5182
5183         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
5184         Delete.
5185         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
5186         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
5187         static.  Add a mode argument.
5188         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5189
5190         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
5191
5192         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
5193         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5194         (pa_legitimate_constant_p): New function.
5195
5196         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
5197
5198         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
5199         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5200         (pdp11_legitimate_constant_p): New function.
5201
5202         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
5203         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5204         (rs6000_legitimate_constant_p): New function.
5205
5206         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
5207         (rx_legitimate_constant_p): ...this.
5208         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
5209         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
5210         (rx_legitimate_constant_p): ...this.
5211         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5212         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
5213
5214         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
5215         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
5216         * config/s390/s390.c (legitimate_constant_p): Rename to...
5217         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
5218         and add a mode argument.
5219         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5220
5221         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
5222
5223         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
5224         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5225         (sh_legitimate_constant_p): New function.
5226
5227         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
5228         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
5229         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5230         (legitimate_constant_p): Rename to...
5231         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
5232         argument.
5233         (constant_address_p): Update accordingly.
5234
5235         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
5236         argument and return a bool.
5237         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
5238         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5239         (spu_legitimate_constant_p): Add a mode argument and return a bool.
5240         (spu_rtx_costs): Update accordingly.
5241         * config/spu/predicates.md (vec_imm_operand): Likewise.
5242
5243         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
5244
5245         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
5246         * config/v850/v850.c (v850_legitimate_constant_p): New function.
5247         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5248
5249         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
5250         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
5251         * config/vax/vax.c (legitimate_constant_p): Likewise.
5252
5253         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
5254         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5255         (xtensa_legitimate_constant_p): New function.
5256
5257 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5258
5259         * target.def (cannot_force_const_mem): Add a mode argument.
5260         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
5261         * doc/tm.texi: Regenerate.
5262         * hooks.h (hook_bool_mode_rtx_false): Declare.
5263         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
5264         (hook_bool_mode_const_rtx_true): Likewise.
5265         (hook_bool_mode_rtx_false): New function.
5266         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
5267         to be non-VOID.  Update call to cannot_force_const_mem.
5268         (find_reloads): Update accordingly.
5269         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
5270         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
5271         argument.
5272         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
5273         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
5274         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
5275         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
5276         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
5277         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
5278         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
5279         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
5280         (m68k_cannot_force_const_mem): ...this new function.
5281         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
5282         argument.
5283         (mips_const_insns, mips_legitimize_const_move): Update calls.
5284         (mips_secondary_reload_class): Likewise.
5285         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
5286         (pa_cannot_force_const_mem): ...this new function.
5287         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
5288         (rs6000_cannot_force_const_mem): ...this new function.
5289         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
5290         argument.
5291         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
5292         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
5293         to...
5294         (xtensa_cannot_force_const_mem): ...this new function.
5295
5296 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
5297
5298         * config/mips/mips.c (mips16_build_function_stub): Call
5299         build_function_type_list instead of build_function_type.
5300         (mips16_build_call_stub): Likewise.
5301
5302 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
5303
5304         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
5305         instead of build_function_type.
5306
5307 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
5308
5309         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
5310         instead of build_function_type.
5311
5312 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
5313
5314         PR target/48678
5315         * config/i386/i386.md (insv): Change operand 0 constraint to
5316         "register_operand".  Change operand 1 and 2 constraint to
5317         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
5318         * config/i386/sse.md (sse4_1_pinsrb): Export.
5319         (sse2_pinsrw): Ditto.
5320         (sse4_1_pinsrd): Ditto.
5321         (sse4_1_pinsrq): Ditto.
5322         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
5323         * config/i386/i386.c (ix86_expand_pinsr): New.
5324
5325 2011-04-20  Easwaran Raman  <eraman@google.com>
5326
5327         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
5328         containing union type only with -fstrict-aliasing.
5329
5330 2011-04-20  Jim Meyering  <meyering@redhat.com>
5331
5332         Remove useless if-before-free tests.
5333         * calls.c (expand_call, save_area): Likewise.
5334         * cfgcleanup.c (try_forward_edges): Likewise.
5335         * collect2.c (collect_execute): Likewise.
5336         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
5337         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5338         * coverage.c (coverage_checksum_string): Likewise.
5339         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
5340         * cselib.c (cselib_init): Likewise.
5341         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
5342         (df_set_clean_cfg): Likewise.
5343         * function.c (free_after_compilation): Likewise.
5344         * gcc.c (do_spec_1, main): Likewise.
5345         * gcov.c (create_file_names): Likewise.
5346         * gensupport.c (identify_predicable_attribute): Likewise.
5347         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
5348         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
5349         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
5350         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
5351         * ipa-pure-const.c (local_pure_const): Likewise.
5352         * ipa-reference.c (propagate): Likewise.
5353         * ira-costs.c (free_ira_costs): Likewise.
5354         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
5355         * matrix-reorg.c (mat_free): Likewise.
5356         * prefix.c (get_key_value): Likewise.
5357         * profile.c (compute_value_histograms): Likewise.
5358         * reload1.c (free_reg_equiv): Likewise.
5359         * sched-deps.c (free_deps): Likewise.
5360         * sel-sched-ir.c (fence_clear): Likewise.
5361         * sese.c (set_rename, if_region_set_false_region): Likewise.
5362         * tree-data-ref.c (free_rdg): Likewise.
5363         * tree-eh.c (lower_try_finally): Likewise.
5364         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
5365         * tree-ssa-live.c (delete_var_map): Likewise.
5366         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
5367         * tree-ssa-pre.c (phi_trans_add): Likewise.
5368
5369 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
5370
5371         PR tree-optimization/48611
5372         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
5373         beyond ERT_MUST_NOT_THROW region.
5374
5375 2011-04-20  Catherine Moore  <clm@codesourcery.com>
5376
5377         * config/mips/mips.opt (mfix-24k): New.
5378         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
5379         * config/mips/mips.md (length): Increase by 4 for stores if
5380         fixing 24K errata.
5381         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
5382         all noreorder if fixing 24K errata.
5383         * doc/invoke.texi: Document mfix-24k.
5384
5385 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
5386
5387         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
5388         quad-word modes, reduce to 9-bit index range when above 1016 limit.
5389
5390 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
5391
5392         * config/arm/arm.c (arm_gen_constant): Move movw support ....
5393         (const_ok_for_op): ... to here.
5394
5395 2011-04-20  Kai Tietz  <ktietz@redhat.com>
5396
5397         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
5398         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
5399
5400 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
5401
5402         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
5403
5404 2011-04-20  Richard Guenther  <rguenther@suse.de>
5405
5406         PR tree-optimization/47892
5407         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
5408         are if-convertible.
5409
5410 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
5411
5412         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
5413
5414 2011-04-20  Tristan Gingold  <gingold@adacore.com>
5415
5416         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
5417
5418 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
5419
5420         PR target/18145
5421
5422         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
5423         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
5424         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5425         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
5426         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
5427
5428         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
5429         New prototype.
5430
5431         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
5432         (avr_asm_named_section, avr_asm_output_aligned_common,
5433         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
5434         New functions to update...
5435         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
5436         (avr_asm_init_sections): Overwrite section callbacks for
5437         data_section, bss_section.
5438         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
5439         from here to...
5440         (avr_file_end): ...here.
5441
5442 2011-04-20  Richard Guenther  <rguenther@suse.de>
5443
5444         PR middle-end/48695
5445         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
5446         objects and types here.  Adjust for their offset before comparing.
5447
5448 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
5449
5450         * tree-vect-stmts.c (vectorizable_store): Only chain one related
5451         statement per copy.
5452
5453 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
5454
5455         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
5456         (GIMPLE_H): Include $(INTERNAL_FN_H).
5457         (OBJS-common): Add internal-fn.o.
5458         (internal-fn.o): New rule.
5459         * internal-fn.def: New file.
5460         * internal-fn.h: Likewise.
5461         * internal-fn.c: Likewise.
5462         * gimple.h: Include internal-fn.h.
5463         (GF_CALL_INTERNAL): New gf_mask.
5464         (gimple_statement_call): Put fntype into a union with a new
5465         internal_fn field.
5466         (gimple_build_call_internal): Declare.
5467         (gimple_build_call_internal_vec): Likewise.
5468         (gimple_call_same_target_p): Likewise.
5469         (gimple_call_internal_p): New function.
5470         (gimple_call_internal_fn): Likewise.
5471         (gimple_call_fntype): Return null for internal calls.
5472         (gimple_call_set_fntype): Assert that the function is not internal.
5473         (gimple_call_set_fn): Likewise.
5474         (gimple_call_set_fndecl): Likewise.
5475         (gimple_call_set_internal_fn): New function.
5476         (gimple_call_addr_fndecl): Handle null functions.
5477         (gimple_call_return_type): Likewise null types.
5478         * gimple.c (gimple_build_call_internal_1): New function.
5479         (gimple_build_call_internal): Likewise.
5480         (gimple_build_call_internal_vec): Likewise.
5481         (gimple_call_same_target_p): Likewise.
5482         (gimple_call_flags): Handle calls to internal functions.
5483         (gimple_call_fnspec): New function.
5484         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
5485         (gimple_has_side_effects): Handle null functions.
5486         (gimple_rhs_has_side_effects): Likewise.
5487         (gimple_call_copy_skip_args): Handle calls to internal functions.
5488         * cfgexpand.c (expand_call_stmt): Likewise.
5489         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
5490         * gimple-fold.c (gimple_fold_call): Handle null functions.
5491         (gimple_fold_stmt_to_constant_1): Don't fold
5492         calls to internal functions.
5493         * gimple-low.c (gimple_check_call_args): Handle calls to internal
5494         functions.
5495         * gimple-pretty-print.c (dump_gimple_call): Likewise.
5496         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
5497         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
5498         (do_warn_unused_result): Likewise.
5499         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
5500         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
5501         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
5502         the target of a call.
5503         (initialize_hash_element): Update accordingly.
5504         (hashable_expr_equal_p): Use gimple_call_same_target_p.
5505         (iterative_hash_hashable_expr): Handle calls to internal functions.
5506         (print_expr_hash_elt): Likewise.
5507         * tree-ssa-pre.c (can_value_number_call): Likewise.
5508         (eliminate): Handle null functions.
5509         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
5510         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
5511         (find_func_aliases): Likewise.
5512         * value-prof.c (gimple_ic_transform): Likewise.
5513         (gimple_indirect_call_to_profile): Likewise.
5514         * lto-streamer-in.c (input_gimple_stmt): Likewise.
5515         * lto-streamer-out.c (output_gimple_stmt): Likewise.
5516
5517 2011-04-19  Jan Hubicka  <jh@suse.cz>
5518
5519         * ipa-inline-transform.c (save_inline_function_body): Add comments.
5520         * ipa-inline.c (inline_small_functions): Compute summaries first,
5521         populate heap later.
5522
5523 2011-04-19  Jan Hubicka  <jh@suse.cz>
5524
5525         * cgraph.h (save_inline_function_body): Remove.
5526         * ipa-inline-transform.c: New file, broke out of...
5527         * ipa-inline.c: ... this one; Update toplevel comment.
5528         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
5529         make global.
5530         (update_noncloned_frequencies): Move to ipa-inline-transform.c
5531         (cgraph_mark_inline_edge): Rename to inline_call; move to
5532         ipa-inline-transform.c.
5533         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
5534         move to ipa-inline-transform.c
5535         (recursive_inlining, inline_small_functions, flatten_function,
5536         ipa_inline, inline_always_inline_functions,
5537         early_inline_small_functions): Update.
5538         (inline_transform): Move to ipa-inline-transform.c.
5539         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
5540         Declare.
5541         * Makefile.in (ipa-inline-transform.o): New file.
5542         * cgraphunit.c (save_inline_function_body): Move to
5543         ipa-inline-transform.c
5544
5545 2011-04-19  DJ Delorie  <dj@redhat.com>
5546
5547         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
5548         registers if we already know there aren't any.
5549         (m32c_emit_epilogue): Don't emit a barrier here.
5550         (m32c_emit_eh_epilogue): Likewise.
5551         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
5552         operands at expand time.
5553         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
5554         int" wchar type.
5555         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
5556         duplicates.  Provide aliases instead.
5557         * config/m32c/prologue.md (eh_return): Emit a barrier here.
5558         (eh_epilogue): Add a "(return)" here as a hint to other parts of
5559         the compiler.
5560
5561 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
5562
5563         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
5564         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
5565         (general_or_i64_p, sparc_register_move_cost): New function.
5566
5567 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5568
5569         * doc/install.texi (Configuration, --enable-threads): Remove mach.
5570         Add lynx, mipssde.  Sort table.
5571
5572 2011-04-19  Xinliang David Li  <davidxl@google.com>
5573
5574         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
5575         not negative.
5576
5577 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
5578
5579         PR target/48678
5580         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
5581         is a SUBREG with non-MODE_INT mode inside of it.
5582
5583 2011-04-19  Martin Jambor  <mjambor@suse.cz>
5584
5585         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
5586         also according to actual contants.
5587         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
5588         (gimple_fold_call): Use it.
5589         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
5590
5591 2011-04-19  Martin Jambor  <mjambor@suse.cz>
5592
5593         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
5594         non-pointer assignments.
5595
5596 2011-04-19  Martin Jambor  <mjambor@suse.cz>
5597
5598         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
5599         account anc_offset and otr_type from the indirect edge info.
5600         * ipa-prop.c (get_ancestor_addr_info): New function.
5601         (compute_complex_ancestor_jump_func): Assignment analysis moved to
5602         get_ancestor_addr_info, call it.
5603         (ipa_note_param_call): Do not initialize information about polymorphic
5604         calls, return the indirect call graph edge.  Remove the last
5605         parameter, adjust all callers.
5606         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
5607         parameters.  Initialize polymorphic information in the indirect edge.
5608
5609 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
5610
5611         PR lto/48148
5612         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
5613         the types if they have different enumeration identifiers.
5614
5615 2011-04-19  Jan Hubicka  <jh@suse.cz>
5616
5617         * cgraph.h (cgraph_optimize_for_size_p): Declare.
5618         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
5619         * predict.c (cgraph_optimize_for_size_p): Break out from ...
5620         (optimize_function_for_size_p) ... here.
5621
5622 2011-04-19  Richard Guenther  <rguenther@suse.de>
5623
5624         PR lto/48207
5625         * tree.c (free_lang_data): Do not reset the decl-assembler-name
5626         langhook.
5627
5628 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
5629
5630         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
5631         if DECL_NO_INLINE_WARNING_P is set on the function.
5632
5633 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
5634
5635         PR fortran/47976
5636         * reload1.c (inc_for_reload): Return void. All callers changed.
5637         (emit_input_reload_insns): Don't try to delete previous output
5638         reloads to a register, or record spill_reg_store for autoincs.
5639
5640 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
5641
5642         * gengtype.h: Updated copyright year.
5643         (struct input_file_st): Add inpisplugin field.
5644         (type_fileloc): New function.
5645         * gengtype.c
5646         (write_typed_struct_alloc_def): Add gcc_assert.
5647         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
5648         (write_typed_alloc_defns): Don't output for plugin files.
5649         (input_file_by_name): Clear inpisplugin field.
5650         (main): Set inpisplugin field for plugin files.
5651
5652 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
5653
5654         * gengtype-state.c (string_eq): New.
5655         (read_state): Use string_eq instead of strcmp when creating the
5656         state_ident_tab.
5657
5658 2011-04-19  Wei Guozhi  <carrot@google.com>
5659
5660         PR target/47855
5661         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
5662         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
5663         linkage.
5664         * config/arm/constraints.md (Uu): New constraint.
5665         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
5666
5667 2011-04-19  Tristan Gingold  <gingold@adacore.com>
5668
5669         * config.gcc (-*-*-*vms): Added.
5670         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
5671         definitions moved.
5672         * config/vms/vms-ld.c: New file.
5673         * config/vms/vms-ar.c: New file.
5674         * config/vms/t-vmsnative: New file.
5675
5676 2011-04-18  Xinliang David Li  <davidxl@google.com>
5677
5678         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
5679
5680 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
5681
5682         PR middle-end/48661
5683         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
5684         if TREE_TYPE (v) is non-NULL.
5685
5686         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
5687         gimple_get_virt_mehtod_for_binfo.
5688         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
5689         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
5690         callers.
5691         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
5692
5693 2011-04-18  Michael Matz  <matz@suse.de>
5694             Steve Ellcey  <sje@cup.hp.com>
5695
5696         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
5697         use its mode as source mode if it isn't VOIDmode.
5698
5699 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
5700
5701         * doc/passes.texi: Fill crossref nodes.
5702
5703 2011-04-18  Jim Meyering  <meyering@redhat.com>
5704
5705         Fix doubled-word typos in comments and strings
5706         * config/alpha/vms-unwind.h: s/for for/for/
5707         * config/arm/unwind-arm.h: Likewise.
5708         * config/microblaze/microblaze.c: Likewise.
5709         * config/sh/constraints.md: s/in in/in/
5710         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
5711
5712 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
5713
5714         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
5715         (AVX_FLOAT_MODE_P): Ditto.
5716         (AVX128_VEC_FLOAT_MODE_P): Ditto.
5717         (AVX256_VEC_FLOAT_MODE_P): Ditto.
5718         (AVX_VEC_FLOAT_MODE_P): Ditto.
5719         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
5720         (UNSPEC_MASKSTORE): Ditto.
5721         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
5722         Merge from <sse>_movmsk<ssemodesuffix> and
5723         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
5724         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
5725         iterator.
5726         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
5727         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
5728         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
5729
5730 2011-04-18  Jan Hubicka  <jh@suse.cz>
5731
5732         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
5733
5734         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
5735         (want_inline_function_called_once_p): Break out the logic from
5736         ipa_inline.
5737         (edge_badness): Ensure that profile is not misupdated.
5738         (lookup_recursive_calls): Prioritize by call frequencies.
5739         (inline_small_functions): Move program size estimates here;
5740         actually process whole queue even when unit growth has been
5741         met. (to properly compute inline_failed reasons and for the
5742         case unit size decrease.) Revisit comments on recursive inlining.
5743         (ipa_inline): Remove unit summary code; first inline hot calls
5744         of functions called once, cold calls next.
5745         (order, nnodes): Remove unused variables.
5746         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
5747         (GTFILES): Remove ipa-inline.c
5748         * sel-sched.c (fill_insns): Silence uninitialized var warning.
5749
5750 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
5751
5752         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
5753
5754 2011-04-18  Jie Zhang  <jie@codesourcery.com>
5755             Richard Earnshaw  <rearnsha@arm.com>
5756
5757         * arm.c (neon_builtin_type_bits): Remove.
5758         (typedef enum neon_builtin_mode): New.
5759         (T_MAX): Don't define.
5760         (typedef enum neon_builtin_datum): Remove bits, codes[],
5761         num_vars and base_fcode.  Add mode, code and fcode.
5762         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
5763         VAR10): Change accordingly.
5764         (neon_builtin_data[]): Change accordingly
5765         (arm_init_neon_builtins): Change accordingly.
5766         (neon_builtin_compare): Remove.
5767         (locate_neon_builtin_icode): Remove.
5768         (arm_expand_neon_builtin): Change accordingly.
5769
5770         * arm.h (enum arm_builtins): Move to ...
5771         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
5772
5773         * arm.c (arm_builtin_decl): Declare.
5774         (TARGET_BUILTIN_DECL): Define.
5775         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
5776         (arm_builtin_decls[]): New.
5777         (arm_init_neon_builtins): Store builtin declarations in
5778         arm_builtin_decls[].
5779         (arm_init_tls_builtins): Likewise.
5780         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
5781         (arm_builtin_decl): New.
5782
5783 2011-04-18  Richard Guenther  <rguenther@suse.de>
5784
5785         * tree.c (upper_bound_in_type): Build properly canonicalized
5786         INTEGER_CSTs.
5787         (lower_bound_in_type): Likewise.
5788
5789 2011-04-18  Richard Guenther  <rguenther@suse.de>
5790
5791         * gimple.h (gimple_call_addr_fndecl): New function.
5792         (gimple_call_fndecl): Use it.
5793         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
5794         for direct calls.
5795         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
5796         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
5797
5798 2011-04-18  Richard Guenther  <rguenther@suse.de>
5799
5800         PR middle-end/48650
5801         * tree.c (build_string): STRING_CST is now derived from tree_typed.
5802
5803 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
5804
5805         PR lto/48492
5806         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
5807         DECL_IN_CONSTANT_POOL without RTL.
5808
5809 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
5810             Ira Rosen  <ira.rosen@linaro.org>
5811
5812         PR target/48252
5813         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
5814         to match neon_vzip/vuzp/vtrn_internal.
5815         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
5816         outputs explicitly dependent on both inputs.
5817         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
5818
5819 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
5820
5821         PR tree-optimization/48616
5822         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
5823         whether the shift is by scalar or vector based on whether all SLP
5824         scalar stmts have the same rhs.
5825
5826 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
5827
5828         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
5829         memory operands.
5830
5831 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
5832
5833         PR target/43700
5834         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
5835         registers.
5836
5837 2011-04-17  Jan Hubicka  <jh@suse.cz>
5838
5839         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
5840         * cgrpahunit.c (cgraph_finalize_function): Do not set
5841         finalized_by_frontend.
5842         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
5843         finalized_by_frontend.
5844
5845 2011-04-17  Jan Hubicka  <jh@suse.cz>
5846
5847         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
5848         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
5849         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
5850         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
5851         method.
5852         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
5853         gimple-fold.c
5854         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
5855
5856 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
5857
5858         PR lto/48538
5859         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
5860         is non-null before accessing it.
5861         (input_cgraph): Remove trailing spaces.
5862
5863 2011-04-17  Revital Eres  <revital.eres@linaro.org>
5864
5865         * params.def (sms-min-sc): New param flag.
5866         * modulo-sched.c (sms_schedule): Use it.
5867         * doc/invoke.texi (sms-min-sc): Document it.
5868
5869 2011-04-17  Jan Hubicka  <jh@suse.cz>
5870
5871         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
5872         present, also set gimple_call_set_cannot_inline.
5873         * ipa-inline.c: Update toplevel comment.
5874         (MAX_TIME): Remove.
5875         (cgraph_clone_inlined_nodes): Fix linebreaks.
5876         (cgraph_check_inline_limits): Restructure to ...
5877         (caller_growth_limits): ... this one; be more tolerant
5878         on growth in nested inline chains; add explanatory comment;
5879         fix stack accounting thinko introduced by previous patch.
5880         (cgraph_default_inline_p): Remove.
5881         (report_inline_failed_reason): New function.
5882         (can_inline_edge_p): New function.
5883         (can_early_inline_edge_p): New function.
5884         (leaf_node_p): Move upwards in file.
5885         (want_early_inline_function_p): New function.
5886         (want_inline_small_function_p): New function.
5887         (want_inline_self_recursive_call_p): New function.
5888         (cgraph_edge_badness): Rename to ...
5889         (edge_badness) ... this one; fix linebreaks.
5890         (update_edge_key): Update call of edge_baddness; add
5891         detailed dump about queue updates.
5892         (update_caller_keys): Use can_inline_edge_p and
5893         want_inline_small_function_p.
5894         (cgraph_decide_recursive_inlining): Rename to...
5895         (recursive_inlining): Use can_inline_edge_p and
5896         want_inline_self_recursive_call_p; simplify and remove no longer
5897         valid FIXME.
5898         (cgraph_set_inline_failed): Remove.
5899         (add_new_edges_to_heap): Use can_inline_edge_p and
5900         want_inline_small_function_p.
5901         (cgraph_decide_inlining_of_small_functions): Rename to ...
5902         (inline_small_functions): ... this one; cleanup; use
5903         can/want predicates; cleanup debug ouput; work edges till fibheap
5904         is exhausted and do not stop once unit growth is reached; remove
5905         later loop processing remaining edges.
5906         (cgraph_flatten): Rename to ...
5907         (flatten_function): ... this one; use can_inline_edge_p
5908         and can_early_inline_edge_p predicates.
5909         (cgraph_decide_inlining): Rename to ...
5910         (ipa_inline): ... this one; remove unreachable nodes before
5911         inlining functions called once; simplify the pass.
5912         (cgraph_perform_always_inlining): Rename to ...
5913         (inline_always_inline_functions): ... this one; use
5914         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
5915         (cgraph_decide_inlining_incrementally): Rename to ...
5916         (early_inline_small_functions): ... this one; simplify
5917         using new predicates; cleanup; make dumps prettier.
5918         (cgraph_early_inlining): Rename to ...
5919         (early_inliner): newer inline regular functions into always-inlines;
5920         fix updating of call stmt summaries.
5921         (pass_early_inline): Update for new names.
5922         (inline_transform): Fix formating.
5923         (gate_cgraph_decide_inlining): Rename to ...
5924         (pass_ipa_inline): ... this one.
5925         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
5926         * ipa-inline-analysis.c (dump_inline_summary): Update.
5927         (compute_inline_parameters): Do not compute disregard_inline_limits;
5928         look for mismatching arguments.
5929         (estimate_growth): Fix handlig of non-trivial self recursion.
5930         (inline_read_summary): Do not read info->disregard_inline_limits.
5931         (inline_write_summary): Do not write info->disregard_inline_limits.
5932         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
5933         and move all checks into can_inline_edge_p predicate; re-enable code
5934         comparing optimization levels.
5935         (expand_call_inline): Do not test inline_forbidden_into_p.
5936         * Makefile.in (ipa-inline.o): Update arguments.
5937
5938 2011-04-17  Revital Eres  <revital.eres@linaro.org>
5939
5940         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
5941
5942 2011-04-17  Revital Eres  <revital.eres@linaro.org>
5943
5944         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
5945
5946 2011-04-17  Michael Matz  <matz@suse.de>
5947
5948         PR tree-optimization/48622
5949         PR lto/48645
5950         * ipa-inline-analysis.c (inline_read_summary): Read size/time
5951         in same order as they're written.
5952
5953 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5954
5955         * config/pa/predicates.md: Reorganize and simplify predicates.
5956         Eliminate duplicate code checks.
5957         (arith_operand): Rename to arith14_operand
5958         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
5959         * config/pa/pa.md: Use renamed operands.
5960         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
5961         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
5962         arith11_operand, adddi3_operand, indexed_memory_operand,
5963         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
5964         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
5965         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
5966         move_dest_operand, move_src_operand, prefetch_cc_operand,
5967         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
5968         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
5969         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
5970         div_operand, int5_operand, movb_comparison_operator,
5971         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
5972         arith_double_operand, ireg_operand, lhs_lshift_operand,
5973         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
5974         integer_store_memory_operand): Likewise.
5975         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
5976         (integer_store_memory_operand, read_only_operand,
5977         function_label_operand, borx_reg_operand,
5978         non_hard_reg_operand): Likewise.
5979         (eq_neq_comparison_operator): Delete unused operator.
5980         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
5981         function_label_operand.
5982         (emit_move_sequence): Likewise.
5983
5984 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
5985
5986         * config/i386/sse.md (sseunpackmode): New mode attribute.
5987         (ssepackmode): Ditto.
5988         (vec_pack_trunc_<mode>): Macroize expander from
5989         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
5990         (vec_unpacks_lo_<mode>): Macroize expander from
5991         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5992         (vec_unpacks_hi_<mode>): Macroize expander from
5993         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5994         (vec_unpacku_lo_<mode>): Macroize expander from
5995         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5996         (vec_unpacku_hi_<mode>): Macroize expander from
5997         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5998         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
5999         ix86_expand_sse4_unpack.
6000         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
6001
6002 2011-04-16  Jan Hubicka  <jh@suse.cz>
6003
6004         * cgraphbuild.c: Include ipa-inline.h.
6005         (reset_inline_failed): Use initialize_inline_failed.
6006         * cgraph.c: Include ipa-inline.h.
6007         (cgraph_create_node_1): Do not initialize estimated_growth.
6008         (initialize_inline_failed): More to ipa-inline-analysis.c
6009         (dump_cgraph_node): Do not dump inline flags.
6010         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
6011         and disregard_inline_limits flags.
6012         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
6013         time, size, estimated_growth.
6014         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
6015         Update.
6016         * cgraphunit.c (cgraph_decide_is_function_needed): Use
6017         DECL_DISREGARD_INLINE_LIMITS.
6018         (cgraph_analyze_function): Do not initialize
6019         node->local.disregard_inline_limits.
6020         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
6021         inlinable, versionable and disregard_inline_limits.
6022         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6023         cgraph_check_inline_limits, cgraph_default_inline_p,
6024         cgraph_edge_badness, update_caller_keys, update_callee_keys,
6025         add_new_edges_to_heap): Update.
6026         (cgraph_decide_inlining_of_small_function): Update; set
6027         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
6028         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
6029         cgraph_decide_inlining_incrementally): Update.
6030         * ipa-inline.h (inline_summary): Add inlinable, versionable,
6031         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
6032         time, size and estimated_growth parameters.
6033         (estimate_edge_growth): Update.
6034         (initialize_inline_failed): Declare.
6035         * ipa-split.c: Include ipa-inline.h
6036         (execute_split_functions): Update.
6037         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
6038         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
6039         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
6040         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
6041         estimated_growth to INT_MIN.
6042         (inline_node_duplication_hook): Likewise.
6043         (dump_inline_summary): Dump new fields.
6044         (compute_inline_parameters): Update.
6045         (estimate_edge_time, estimate_time_after_inlining,
6046         estimate_size_after_inlining, estimate_growth, inline_read_summary,
6047         inline_write_summary):
6048         (initialize_inline_failed): Move here from cgraph.c.
6049         * tree-sra.c: Include ipa-inline.h.
6050         (ipa_sra_preliminary_function_checks): Update.
6051         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
6052         ipa-inline.h.
6053
6054 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
6055
6056         * config/i386/sse.md (V16): New mode iterator.
6057         (VI1, VI8): Ditto.
6058         (AVXMODEQI, AVXMODEDI): Remove.
6059         (sse2, sse3): New mode attribute.
6060         (mov<mode>): Use V16 mode iterator.
6061         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
6062         (push<mode>1): Use V16 mode iterator.
6063         (movmisalign<mode>): Ditto.
6064         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
6065         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
6066         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
6067         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
6068         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
6069         avx_movdqu<avxmodesuffix>.
6070         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
6071         *avx_movdqu<avxmodesuffix>.
6072         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
6073         avx_lddqu<avxmodesuffix>.
6074         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
6075         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
6076         avx_movnt<AVXMODEDI:mode>.
6077         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
6078         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
6079
6080 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
6081
6082         PR target/48629
6083         * haifa-sched.c (prune_ready_list, schedule_block): Use
6084         sched_pressure_p rather than flag_sched_pressure.
6085
6086 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
6087
6088         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
6089         cgraph_get_node instead of cgraph_get_create_node.
6090
6091 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
6092
6093         * cfgexpand.c (expand_debug_expr): Use
6094         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
6095
6096 2011-04-15  Michael Matz  <matz@suse.de>
6097
6098         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
6099         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
6100         * function.c (gimplify_parameters): Ditto.
6101         * gimplify.c (gimplify_vla_decl): Ditto.
6102
6103         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
6104         (gimple_call_set_alloca_for_var): New inline function.
6105         (gimple_call_alloca_for_var_p): Ditto.
6106         * gimple.c (gimple_build_call_from_tree): Remember
6107         CALL_ALLOCA_FOR_VAR_P state.
6108         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
6109
6110         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
6111         calls if they were for VLA objects.
6112
6113 2011-04-15  Martin Jambor  <mjambor@suse.cz>
6114
6115         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
6116         of ADR_EXPRs.
6117
6118 2011-04-15  Martin Jambor  <mjambor@suse.cz>
6119
6120         PR middle-end/48601
6121         * tree-emutls.c (lower_emutls_function_body): Call
6122         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
6123         result is non-NULL.
6124
6125 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
6126
6127         * c-decl.c (detect_field_duplicates): Call
6128         objc_detect_field_duplicates instead of objc_get_interface_ivars.
6129
6130 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
6131
6132         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
6133         * gimple.c (gimple_asm_clobbers_memory_p): Define.
6134         * ipa-pure-const.c (check_stmt): Call it.
6135         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
6136
6137 2011-04-15  Richard Guenther  <rguenther@suse.de>
6138
6139         PR tree-optimization/48290
6140         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
6141         Properly decide inhibiting propagation based on the valueized
6142         operand.  Do loop-closed SSA form preserving here ...
6143         (init_copy_prop): ... not here.
6144
6145 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
6146
6147         PR target/48612
6148         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
6149         (*ieee_smax<mode>3): Likewise.
6150
6151 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6152
6153         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
6154         Replace match_operand with match_dup for the third operand in
6155         these expanders.
6156
6157 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
6158
6159         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
6160         to track processing of conditionals.  Update all callers.
6161         (try_combine, simplify_if_then_else): Update.
6162
6163 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
6164
6165         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
6166         -fsched-pressure.
6167
6168 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
6169
6170         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
6171         instead of match_operand for operand 3.
6172
6173 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
6174
6175         * recog.h (insn_operand_data): Add an "allows_mem" field.
6176         * genoutput.c (output_operand_data): Initialize it.
6177         * optabs.c (maybe_legitimize_operand_same_code): New function.
6178         (maybe_legitimize_operand): Use it when matching the original
6179         op->value.
6180
6181 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
6182
6183         * gimplify.c: Fix issues in comments throughout.
6184         (voidify_wrapper_expr): Fix long line.
6185         (build_stack_save_restore): Likewise.
6186         (gimplify_loop_expr): Likewise.
6187         (gimplify_compound_lval): Likewise.
6188         (gimplify_init_ctor_eval): Likewise.
6189         (gimplify_modify_expr_rhs): Likewise.
6190         (omp_notice_threadprivate_variable): Likewise.
6191
6192 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
6193
6194         * cfgexpand.c (expand_call_stmt): Convert the function type to the
6195         original one if this is not a builtin function.
6196
6197 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
6198
6199         PR target/48605
6200         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
6201         offset it as needed based on top 2 bits in operands[3], change
6202         MEM mode to SFmode and mask those 2 bits away from operands[3].
6203
6204 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
6205
6206         * c-parser.c (c_parser_objc_protocol_definition): Updated for
6207         change from objc_declare_protocols() to objc_declare_protocol().
6208
6209 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
6210
6211         * config/i386/sse.md (sse4_1): New mode attribute.
6212         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
6213         avx_blend<ssemodesuffix><avxmodesuffix> and
6214         sse4_1_blend<ssemodesuffix> using VF mode iterator.
6215         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
6216         avx_blendv<ssemodesuffix><avxmodesuffix> and
6217         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
6218         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
6219         avx_dp<ssemodesuffix><avxmodesuffix> and
6220         sse4_1_dp<ssemodesuffix> using VF mode iterator.
6221         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
6222         (sse4_1_packusdw): Merge with *avx_packusdw.
6223         (sse4_1_pblendvb): Merge with *avx_pblendvb.
6224         (sse4_1_pblendw): Merge with *avx_pblendw.
6225         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
6226         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
6227         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
6228         VF mode iterator.
6229         (sse4_1_round<ssescalarmodesuffix>): Merge with
6230         *avx_round<ssescalarmodesuffix>.
6231         (aesenc): Merge with *avx_aesenc.
6232         (aesenclast): Merge with *avx_aesenclast.
6233         (aesdec): Merge with *avx_aesdec.
6234         (aesdeclast): Merge with *avx_aesdeclast.
6235         (pclmulqdq): Merge with *pclmulqdq.
6236         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
6237         New predicate.
6238         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
6239
6240 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
6241
6242         PR middle-end/48608
6243         * cfgexpand.c (get_decl_align_unit): Renamed to ...
6244         (align_local_variable): This.  Update DECL_ALIGN.
6245         (add_stack_var): Updated.
6246         (expand_one_stack_var): Likewise.
6247
6248 2011-04-14  Richard Guenther  <rguenther@suse.de>
6249
6250         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
6251         Remove.
6252         (dse_initialize_block_local_data, dse_leave_block,
6253         record_voperand_set, get_stmt_uid): Likewise.
6254         (dse_possible_dead_store_p): Allow any kind of killing stmt.
6255         (dse_optimize_stmt): Remove voperand set handling code.
6256         Simplify and improve to handle any kind of killing stmt.
6257         (dse_record_phi): Remove.
6258         (dse_enter_block): Simplify.
6259         (tree_ssa_dse): Likewise.
6260         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
6261
6262 2011-04-14  Jan Hubicka  <jh@suse.cz>
6263
6264         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
6265         * cgraph.h (struct inline_summary): Move to ipa-inline.h
6266         (cgraph_local_info): Remove inline_summary.
6267         * ipa-cp.c: Include ipa-inline.h.
6268         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
6269         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
6270         accesor.
6271         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
6272         (input_overwrite_node): Do not set inline summary.
6273         (input_node): Do not stream inline summary.
6274         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
6275         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
6276         growth; we do not have inline parameters computed for that anyway.
6277         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
6278         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
6279         (inline_summary_t): New type and VECtor.
6280         (debug_inline_summary, dump_inline_summaries): Declare.
6281         (inline_summary): Use VOCtor.
6282         (estimate_edge_growth): Kill hack computing call stmt size directly.
6283         * lto-section-in.c (lto_section_name): Add inline section.
6284         * ipa-inline-analysis.c: Include lto-streamer.h
6285         (node_removal_hook_holder, node_duplication_hook_holder): New holders
6286         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
6287         (inline_summary_vec): Define.
6288         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
6289         dump_inline_summaries): New functions.
6290         (estimate_function_body_sizes): Properly compute size/time of outgoing
6291         calls.
6292         (compute_inline_parameters): Alloc inline_summary; do not compute
6293         size/time of incomming calls.
6294         (estimate_edge_time): Avoid missing time summary hack.
6295         (inline_read_summary): Read inline summary info.
6296         (inline_write_summary): Write inline summary info.
6297         (inline_free_summary): Free all hooks and inline summary vector.
6298         * lto-streamer.h: Add LTO_section_inline_summary section.
6299         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
6300         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
6301
6302 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6303
6304         * tree-vectorizer.h (vect_strided_store_supported): Add a
6305         HOST_WIDE_INT argument.
6306         (vect_strided_load_supported): Likewise.
6307         (vect_permute_store_chain): Return void.
6308         (vect_transform_strided_load): Likewise.
6309         (vect_permute_load_chain): Delete.
6310         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
6311         count argument.  Check that the count is a power of two.
6312         (vect_strided_load_supported): Likewise.
6313         (vect_permute_store_chain): Return void.  Update after above changes.
6314         Assert that the access is supported.
6315         (vect_permute_load_chain): Likewise.
6316         (vect_transform_strided_load): Return void.
6317         * tree-vect-stmts.c (vectorizable_store): Update calls after
6318         above interface changes.
6319         (vectorizable_load): Likewise.
6320         (vect_analyze_stmt): Don't check for strided powers of two here.
6321
6322 2011-04-14  Richard Guenther  <rguenther@suse.de>
6323
6324         PR tree-optimization/48590
6325         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
6326         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
6327         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
6328         BUILT_IN_STACK_SAVE.
6329         * tree-ssa-dce.c (propagate_necessity): Handle
6330         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
6331
6332 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
6333
6334         * c-parser.c (c_parser_objc_class_declaration): Updated call to
6335         objc_declare_class.
6336
6337 2011-04-14  Richard Guenther  <rguenther@suse.de>
6338
6339         * tree.h (get_object_alignment_1): Declare.
6340         * builtins.c (get_object_alignment_1): Split out worker from ...
6341         (get_object_alignment): ... here.
6342         * fold-const.c (get_pointer_modulus_and_residue): Use
6343         get_object_alignment_1.
6344
6345 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6346
6347         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
6348         type parameter.
6349         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
6350         parameter.  Generalise code to handle arrays as well as vectors.
6351         (vect_setup_realignment): Update accordingly.
6352         * tree-vect-stmts.c (vectorizable_store): Likewise.
6353         (vectorizable_load): Likewise.
6354
6355 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6356
6357         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
6358         within the per-copy loop.
6359
6360 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6361
6362         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
6363         in the dump file.
6364
6365 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6366
6367         * doc/options.texi (Negative): Explicitly mention that the
6368         Negative chain must be circular.
6369
6370 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
6371
6372         * function.h (block_chainon): Declare.
6373         * function.c (block_chainon): Define.
6374
6375 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
6376             Eric Weddington  <eric.weddington@atmel.com>
6377             Georg-Johann Lay  <avr@gjlay.de>
6378
6379         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
6380         New Includes
6381         (avr_init_builtins, avr_expand_builtin,
6382         avr_expand_delay_cycles, avr_expand_unop_builtin,
6383         avr_expand_binop_builtin ): New functions.
6384         (avr_builtin_id): New enum
6385         (struct avr_builtin_description): New struct
6386         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
6387         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
6388
6389         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
6390         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
6391         UNSPECV_DELAY_CYCLES): new enumeration values
6392         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
6393         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
6394         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
6395         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
6396         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
6397         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
6398         "fmulsu"): New insns
6399
6400         * config/avr/avr-c.c: fix line endings
6401         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
6402         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
6403         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
6404         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
6405         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
6406
6407         * doc/extend.texi (AVR Built-in Functions): New node
6408         (Target Builtins): Add documentation of AVR
6409         built-in functions.
6410
6411 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
6412
6413         PR target/44643
6414         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
6415         alone. Error if non-const data has attribute progmem.
6416
6417 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6418
6419         * tree.h (struct tree_constructor): Include tree_typed instead of
6420         tree_common.
6421         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
6422         TS_TYPED instead of TS_COMMON.
6423
6424 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
6425
6426         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
6427         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
6428         (sse2_psadbw): Merge with *avx_psadbw.
6429         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
6430         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
6431         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
6432         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
6433         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
6434         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
6435         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
6436         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
6437         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
6438         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
6439         (ssse3_palignrti): Merge with *avx_palignrti.
6440
6441 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6442
6443         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
6444         * tree-ssanames.c (fini_ssanames): VEC_free it.
6445         (make_ssa_name_fn): Update for VECness of free_ssanames.
6446         (release_ssa_name, release_dead_ssa_names): Likewise.
6447         * tree.h (struct tree_ssa_name): Include tree_typed instead of
6448         tree_common.
6449         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
6450         TS_TYPED instead of TS_COMMON.
6451
6452 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6453
6454         * postreload-gcse.c (gcse_after_reload_main): Add calls to
6455         statistics_counter_event.
6456         * tree-ssa-copyrename.c (stats): Define.
6457         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
6458         statistics_counter_event.
6459         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
6460         (bswap_stats, widen_mul_stats): Define.
6461         (insert_reciprocals): Increment rdivs_inserted.
6462         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
6463         rfuncs_inserted.  Add calls to statistics_counter_event.
6464         (execute_cse_sincos_1): Increment inserted.
6465         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
6466         statistics_counter_event.
6467         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
6468         of bswap_stats.  Add calls to statistics_counter_event.
6469         (convert_mult_to_widen): Increment widen_mults_inserted.
6470         (convert_plusminus_to_widen): Increment maccs_inserted.
6471         (convert_mult_to_fma): Increment fmas_inserted.
6472         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
6473         calls to statistics_counter_event.
6474
6475 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
6476
6477         PR rtl-optimization/48455
6478         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
6479         `temp_costs->mem_cost'.
6480
6481 2011-04-13  Jan Hubicka  <jh@suse.cz>
6482
6483         * ipa-inline.h: New file.
6484         * ipa-inline-analysis.c: New file. Broken out of ...
6485         * ipa-inline.c: ... this file; update toplevel comment;
6486         include ipa-inline.h
6487         (inline_summary): Move to ipa-inline.h
6488         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
6489         ipa-inline-analysis.c.
6490         (cgraph_estimate_time_after_inlining): Rename to
6491         estiamte_time_after_inlining; move to ipa-inline-analysis.c
6492         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
6493         to estimate_edge_growth.
6494         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
6495         rename to estimate_size_after_inlining.
6496         (cgraph_mark_inline_edge): Update for new naming convention.
6497         (cgraph_check_inline_limits): Likewise.
6498         (cgraph_edge_badness): Likewise.
6499         (cgraph_decide_recursive_inlining): Likewise.
6500         (cgraph_decide_inlining_of_small_functions): Likewise.
6501         (cgraph_decide_inlining_incrementally): Likewise.
6502         (cgraph_estimate_growth): Rename to estimate_growth; move to
6503         ipa-inline-analysis.c.
6504         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
6505         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
6506         (compute_inline_parameters): Likewise.
6507         (compute_inline_parameters_for_current): Likewise.
6508         (pass_inline_parameters): Likewise.
6509         (inline_indirect_intraprocedural_analysis): Likewise.
6510         (analyze_function): Rename to inline_analyze_function; likewise.
6511         (add_new_function): Move to ipa-inline-analysis.c.
6512         (inline_generate_summary): Likewise.
6513         (inline_read_summary): Likewise.
6514         (inline_write_summary): Likewise.
6515         * Makefile.in (ipa-inline-analysis.c): New file.
6516
6517 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6518
6519         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
6520         * configure: Regenerate.
6521
6522 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6523
6524         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
6525         instead of tree_common.
6526         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
6527         Likewise.
6528         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
6529         TS_TYPED rather than TS_COMMON.
6530         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
6531
6532 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
6533
6534         PR target/45263
6535         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
6536         r20 around calls of __tablejump_elpm__
6537
6538 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
6539
6540         PR middle-end/48591
6541         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
6542         NULL.
6543         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
6544
6545 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
6546
6547         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
6548         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
6549         (cfi_vec): New typedef.
6550         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
6551         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
6552         (cie_cfi_vec): New static variable.
6553         (cie_cfi_head): Delete.
6554         (add_cfi): Accept a cfi_vec * as first argument. All callers and
6555         declaration changed. Use vector rather than list operations.
6556         (new_cfi): Don't initialize the dw_cfi_next field.
6557         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
6558         rather than list operations.
6559         (lookup_cfa): Use vector rather than list operations.
6560         (output_cfis): New argument upto. Accept a cfi_vec rather than
6561         a dw_cfi_ref list head as argument. All callers changed.
6562         Iterate over the vector using upto as a maximum index.
6563         (output_all_cfis): New static function.
6564         (output_fde): Use vector rather than list operations. Use the
6565         new upto argument for output_cfis rather than manipulating a
6566         list.
6567         (dwarf2out_begin_prologue): Change initializations to match
6568         new struct members.
6569         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
6570         from the vector length rather than searching for the end of a list.
6571         Use output_all_cfis.
6572         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
6573
6574 2011-04-13  Nick Clifton  <nickc@redhat.com>
6575
6576         * config/rx/rx.md (movmemsi): Do not use this pattern when
6577         volatile pointers are involved.
6578
6579 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
6580
6581         * config/i386/sse.md (pinsrbits): Remove.
6582         (sse2_packsswb): Merge with *avx_packsswb.
6583         (sse2_packssdw): Merge with *avx_packssdw.
6584         (sse2_packuswb): Merge with *avx_packuswb.
6585         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
6586         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
6587         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
6588         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
6589         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
6590         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
6591         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
6592         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
6593         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
6594         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
6595         (sse2_loadld): Merge with *avx_loadld.
6596         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
6597         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
6598         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
6599         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
6600         (vec_concatv2di): Merge with *vec_concatv2di_avx.
6601
6602 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
6603
6604         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
6605         calling TREE_CHAIN.
6606         * print-tree.c (print_node): Likewise.
6607         * tree-inline.c (copy_tree_r): Likewise.
6608         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
6609         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
6610         instead of TS_COMMON.
6611         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
6612         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
6613         (copy_node_stat): Zero TREE_CHAIN only if necessary.
6614         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
6615         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
6616         ...and these...
6617         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
6618         * tree.h: ...here.
6619         (TREE_CHAIN): Check for a TS_COMMON structure.
6620         (TREE_TYPE): Check for a TS_TYPED structure.
6621
6622 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
6623
6624         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
6625         cgraph_get_create_node instead of cgraph_node.
6626
6627 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
6628
6629         * c-parser.c (c_parser_initelt): Updated call to
6630         objc_build_message_expr.
6631         (c_parser_postfix_expression): Likewise.
6632
6633 2011-04-12  Kai Tietz  <ktietz@redhat.com>
6634
6635         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
6636         MASK_MS_BITFIELD_LAYOUT bit.
6637
6638 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
6639
6640         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
6641         assert it is always true.
6642         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
6643         moves.
6644
6645 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
6646
6647         * c-parser.c (c_lex_one_token): Rewritten conditional used when
6648         compiling Objective-C to be more efficient.
6649
6650 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
6651
6652         * opts-common.c (decode_cmdline_options_to_array): Remove variable
6653         argv_copied.
6654
6655 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6656
6657         * recog.h, genoutput.c, optabs.c: Revert last patch.
6658
6659 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6660
6661         PR target/48090
6662         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
6663
6664 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6665
6666         * recog.h (insn_operand_data): Add an "allows_mem" field.
6667         * genoutput.c (output_operand_data): Initialize it.
6668         * optabs.c (maybe_legitimize_operand_same_code): New function.
6669         (maybe_legitimize_operand): Use it when matching the original
6670         op->value.
6671
6672 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6673
6674         * genpreds.c (process_define_predicate): Move most processing
6675         to gensupport.c.  Continue to validate the expression.
6676         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
6677         (process_define_predicate): Move processing to gensupport.c.
6678         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
6679         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
6680         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
6681         argument.
6682         (valid_predicate_name_p): New function, split out from old
6683         genpreds.c:process_define_predicate.
6684         (process_define_predicate): New function, combining code from
6685         old genpreds.c and genrecog.c functions.
6686         (process_rtx): Call it for DEFINE_PREDICATE and
6687         DEFINE_SPECIAL_PREDICATE.
6688
6689 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6690
6691         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
6692         size of a '%A' memory reference.
6693         (T_DREG, T_QREG): New neon_builtin_type_bits.
6694         (arm_init_neon_builtins): Assert that the load and store operands
6695         are neon_struct_operands.
6696         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
6697         (NEON_ARG_MEMORY): New builtin_arg.
6698         (neon_dereference_pointer): New function.
6699         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
6700         Handle NEON_ARG_MEMORY.
6701         (arm_expand_neon_builtin): Update after above interface changes.
6702         Use NEON_ARG_MEMORY for loads and stores.
6703         * config/arm/predicates.md (neon_struct_operand): New predicate.
6704         * config/arm/iterators.md (V_two_elem): Tweak formatting.
6705         (V_three_elem): Use BLKmode for accesses that have no associated mode.
6706         (V_four_elem): Tweak formatting.
6707         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
6708         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
6709         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
6710         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
6711         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
6712         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
6713         (neon_vst4<mode>): Replace pointer operand with a memory operand.
6714         Use %A in the output template.
6715         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
6716         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
6717         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
6718         the width of the memory access.  Remove post-increment.
6719         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
6720
6721 2011-04-12  Nick Clifton  <nickc@redhat.com>
6722
6723         * config/v850/v850.c (expand_prologue): Do not use the CALLT
6724         instruction for interrupt handlers if the target is the basic V850
6725         architecture.
6726         (expand_epilogue): Likewise.
6727
6728 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
6729
6730         PR rtl-optimization/48549
6731         * combine.c (propagate_for_debug): Also stop after BB_END of
6732         this_basic_block.  Process LAST and just stop processing after it.
6733         (combine_instructions): If last_combined_insn has been deleted,
6734         set last_combined_insn to its PREV_INSN.
6735
6736 2011-04-12  Richard Guenther  <rguenther@suse.de>
6737
6738         PR tree-optimization/46076
6739         * gimple.h (struct gimple_statement_call): Add fntype field.
6740         (gimple_call_fntype): Adjust.
6741         (gimple_call_set_fntype): New function.
6742         * gimple.c (gimple_build_call_1): Set the call function type.
6743         * gimplify.c (gimplify_call_expr): Preserve the function
6744         type the frontend used for the call.
6745         (gimplify_modify_expr): Likewise.
6746         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
6747         function type.
6748         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
6749         function type.
6750         * tree-ssa.c (useless_type_conversion_p): Function pointer
6751         conversions are useless.
6752
6753 2011-04-12  Martin Jambor  <mjambor@suse.cz>
6754
6755         * cgraph.h (cgraph_node): Remove function declaration.
6756         (cgraph_create_node): Declare.
6757         (cgraph_get_create_node): Likewise.
6758         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
6759         Updated all callers.
6760         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
6761         the decl does not already exist.  Call cgraph_get_create_node instead
6762         of cgraph_node.
6763         (cgraph_get_create_node): New function.
6764         (cgraph_same_body_alias): Update comment.
6765         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
6766         assert it does not return NULL.
6767         (cgraph_update_edges_for_call_stmt): Likewise.
6768         (cgraph_clone_edge): Likewise.
6769         (cgraph_create_virtual_clone): Likewise.
6770         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
6771         instead of cgraph_node.
6772         (cgraph_add_new_function): Call cgraph_create_node or
6773         cgraph_get_create_node instead of cgraph_node.
6774         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
6775         instead of cgraph_node.
6776         (record_eh_tables): Likewise.
6777         (mark_address): Likewise.
6778         (mark_load): Likewise.
6779         (build_cgraph_edges): Call cgraph_get_create_node instead
6780         of cgraph_node.
6781         (rebuild_cgraph_edges): Likewise.
6782         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
6783         instead of cgraph_node.
6784         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
6785         cgraph_node.
6786         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
6787         cgraph_create_node instead of cgraph_node.
6788         * c-decl.c (finish_function): Call cgraph_get_create_node instead
6789         of cgraph_node.
6790         * lto-cgraph.c (input_node): Likewise.
6791         * lto-streamer-in.c (input_function): Likewise.
6792         * varasm.c (mark_decl_referenced): Likewise.
6793         (assemble_alias): Likewise.
6794
6795 2011-04-12  Martin Jambor  <mjambor@suse.cz>
6796
6797         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
6798         instead of cgraph_node and assert it does not return NULL.
6799         * lto-streamer-in.c (lto_read_body): Likewise.
6800         * omp-low.c (new_omp_context): Likewise.
6801         (create_task_copyfn): Likewise.
6802         * tree-emutls.c (lower_emutls_function_body): Likewise.
6803         * matrix-reorg.c (transform_allocation_sites): Likewise.
6804
6805 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
6806
6807         PR c/48552
6808         * c-typeck.c (build_asm_expr): Error out on attempts to use
6809         void type outputs or inputs for constraints that allow reg or
6810         don't allow memory.
6811
6812 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
6813             Richard Earnshaw  <rearnsha@arm.com>
6814
6815         PR target/48250
6816         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
6817         to use sign-magnitude offsets. Reject unsupported unaligned
6818         cases. Add detailed description in comments.
6819         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
6820         condition from TARGET_32BIT to TARGET_ARM.
6821
6822 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
6823
6824         * tree.h (struct typed_tree): New.
6825         (struct tree_common): Include it instead of tree_base.
6826         (TREE_TYPE): Update for new location of type field.
6827         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
6828         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
6829         (union tree_node): Add typed field.
6830         * treestruct.def (TS_TYPED): New.
6831         * lto-streamer.c (check_handled_ts_structures): Handle it.
6832         * tree.c (MARK_TS_TYPED): New macro.
6833         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
6834
6835 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
6836
6837         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
6838         (force_nonfallthru): Do not alter the loop nest if no basic block
6839         was created.
6840
6841 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
6842
6843         * config/i386/sse.md (VI): New mode iterator.
6844         (SSEMODEI): Remove.
6845         (AVX256MODEI): Ditto.
6846         (AVXMODEF4P): Ditto.
6847         (avxvecpsmode): Ditto.
6848         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
6849         (sse2_andnot<mode>3): New expander.
6850         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
6851         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
6852         (<any_logic:code><mode>3): Use VI mode iterator.
6853         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
6854         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
6855         (*andnottf3): Handle AVX three-operand constraints.
6856         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
6857
6858 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6859             Robert Millan  <rmh@gnu.org>
6860
6861         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
6862         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
6863         GNU_USER_DYNAMIC_LINKER64): Define.
6864         (REG_NAME): Don't undefine.
6865         (MD_UNWIND_SUPPORT): Undefine.
6866         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
6867         (REG_NAME): Don't undefine.
6868         (MD_UNWIND_SUPPORT): Undefine.
6869         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
6870
6871 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6872
6873         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
6874         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
6875
6876 2011-04-11  Xinliang David Li  <davidxl@google.com>
6877
6878         * value-profile.c (check_ic_target): New function.
6879         (gimple_ic_transform): Sanity check indirect call target.
6880         * gimple-low.c (gimple_check_call_args): Interface change.
6881         (gimple_check_call_matching_types): New function.
6882         * tree-inline.c (tree_can_inline_p): Call new function.
6883
6884 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
6885
6886         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
6887         tree-pretty-print.h & realmpfr.h.
6888
6889 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
6890
6891         PR middle-end/48464
6892         * ira.c (setup_pressure_classes): Fix typo in loop condition.
6893         (setup_allocno_and_important_classes): Ditto.
6894
6895 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6896
6897         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
6898         GNU_USER_DYNAMIC_LINKER.
6899         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
6900         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6901         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
6902         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6903         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
6904         GNU_USER_TARGET_OS_CPP_BUILTINS.
6905         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
6906         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6907         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
6908         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6909         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
6910         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6911         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
6912         GNU_USER_TARGET_OS_CPP_BUILTINS.
6913         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6914         GNU_USER_DYNAMIC_LINKER.
6915         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6916         GNU_USER_TARGET_OS_CPP_BUILTINS.
6917         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
6918         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6919         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
6920         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6921         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
6922         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
6923         GNU_USER_DYNAMIC_LINKER64): Remove.
6924         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
6925         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6926         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6927         GNU_USER_DYNAMIC_LINKER.
6928         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6929         GNU_USER_TARGET_OS_CPP_BUILTINS.
6930         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6931         GNU_USER_TARGET_OS_CPP_BUILTINS.
6932         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
6933         to GNU_USER_TARGET_OS_CPP_BUILTINS.
6934         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6935         GNU_USER_TARGET_OS_CPP_BUILTINS.
6936         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
6937         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
6938         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
6939         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
6940         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6941         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6942         GNU_USER_DYNAMIC_LINKER.
6943         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
6944         GNU_USER_TARGET_OS_CPP_BUILTINS.
6945         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
6946         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6947         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6948         GNU_USER_DYNAMIC_LINKER.
6949         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
6950         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6951         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
6952         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6953         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6954         GNU_USER_DYNAMIC_LINKER.
6955         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
6956         GNU_USER_DYNAMIC_LINKERN32.
6957         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
6958         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
6959         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
6960         GNU_USER_DYNAMIC_LINKER32.
6961         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
6962         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6963         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6964         GNU_USER_DYNAMIC_LINKER.
6965         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
6966         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6967         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
6968         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6969         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6970         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
6971         GNU_USER_DYNAMIC_LINKER32.
6972         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
6973         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
6974         GNU_USER_DYNAMIC_LINKER.
6975         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
6976         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6977         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
6978         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
6979         GNU_USER_DYNAMIC_LINKER64.
6980         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
6981         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6982         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6983         GNU_USER_DYNAMIC_LINKER.
6984         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
6985         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6986         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6987         GNU_USER_DYNAMIC_LINKER.
6988         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
6989         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6990         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
6991         GNU_USER_DYNAMIC_LINKER32.
6992         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
6993         GNU_USER_DYNAMIC_LINKER64.
6994         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
6995         GNU_USER_DYNAMIC_LINKER64.
6996         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
6997         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6998         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
6999         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7000         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
7001
7002 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7003
7004         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
7005         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
7006         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
7007         GNU_USER_DYNAMIC_LINKER.
7008         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
7009         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
7010         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
7011         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
7012         GNU_USER_DYNAMIC_LINKER64.
7013         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
7014         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
7015         GNU_USER_LINK_EMULATION.
7016         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
7017         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
7018         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
7019         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
7020         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
7021         CPP_SPEC, CC1_SPEC): Remove.
7022         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
7023         (GNU_USER_DYNAMIC_LINKER): Define.
7024         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
7025         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
7026         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
7027         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
7028         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
7029         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
7030         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
7031         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
7032         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
7033         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
7034         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
7035         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
7036         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
7037         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
7038         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
7039         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
7040         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7041         GNU_USER_DYNAMIC_LINKER.
7042         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7043         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
7044         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7045         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
7046         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7047         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
7048         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
7049         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
7050         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
7051         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
7052
7053 2011-04-11  Kai Tietz  <ktietz@redhat.com>
7054
7055         PR target/9601
7056         PR target/11772
7057         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
7058         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
7059         comment.
7060         (ix86_is_msabi_thiscall): Removed.
7061         (ix86_is_type_thiscall): Likewise.
7062         (ix86_get_callcvt): New function.
7063         (ix86_comp_type_attributes): Simplify check.
7064         (ix86_function_regparm): Use ix86_get_callcvt for calling
7065         convention attribute checks.
7066         (ix86_return_pops_args): Likewise.
7067         (ix86_static_chain): Likewise.
7068         (x86_this_parameter): Likewise.
7069         (x86_output_mi_thunk): Likewise.
7070         (ix86_function_type_abi): Optimize check for types without attributes.
7071         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
7072         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
7073         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
7074         by flag-values.
7075         (IX86_BASE_CALLCVT): Helper macro.
7076         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
7077         Use ix86_get_callcvt for calling convention attribute checks and avoid
7078         symbol-decoration for stdcall in TARGET_RTD case.
7079         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
7080         Likewise.
7081         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
7082         for declaration.
7083
7084 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
7085
7086         * config/i386/sse.md (VI_128): New mode iterator.
7087         (VI12_128): Rename from SSEMODE12.
7088         (VI14_128): Rename from SSEMODE14.
7089         (VI124_128): New mode iterator.
7090         (VI24_128): Rename from SSEMODE248.
7091         (VI248_128): Rename from SSEMODE248.
7092         (SSEMODE124C8): Remove.
7093         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
7094         (*sse2_<plusminus_insn><mode>3): Merge with
7095         *avx_<plusminus_insn><mode>3.
7096         (*mulv8hi3): Merge with *avx_mulv8hi3.
7097         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
7098         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
7099         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
7100         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
7101         (ashr<mode>3): Merge with *avx_ashr<mode>3.
7102         (lshr<mode>3): Merge with *avx_lshr<mode>3.
7103         (ashl<mode>3): Merge with *avx_ashl<mode>3.
7104         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
7105         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
7106         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
7107         (*<smaxmin:code>v8hi3): Ditto.
7108         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
7109         (*<smaxmin:code>v16qi3): Ditto.
7110         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
7111         (*sse2_eq<mode>3): Ditto.
7112         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
7113         (*sse2_gt<mode>3): Ditto.
7114         (vcondv2di): Split out of vcond<mode>.
7115         (vconduv2di): Split out of vcondu<mode>.
7116
7117 2011-04-11  Richard Guenther  <rguenther@suse.de>
7118
7119         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
7120         before calling tree_low_cst.
7121
7122 2011-04-11  Richard Guenther  <rguenther@suse.de>
7123
7124         * stor-layout.c (layout_type): Compute all array index size operations
7125         in the original type.
7126         (initialize_sizetypes): Add comment.
7127         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
7128
7129 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7130
7131         * common.opt (Tbss=, Tdata=, Ttext=): New options.
7132
7133 2011-04-11  Martin Jambor  <mjambor@suse.cz>
7134
7135         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
7136         of cgraph_node, handle NULL return value.
7137         (cgraph_global_info): Likewise.
7138         (cgraph_rtl_info): Likewise.
7139         * tree-inline.c (estimate_num_insns): Likewise.
7140         * gimplify.c (unshare_body): Likewise.
7141         (unvisit_body): Likewise.
7142         (gimplify_body): Likewise.
7143         * predict.c (optimize_function_for_size_p): Likewise.
7144         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
7145         (call_may_clobber_ref_p_1): Likewise.
7146         * varasm.c (function_section_1): Likewise.
7147         (assemble_start_function): Likewise.
7148
7149 2011-04-11  Martin Jambor  <mjambor@suse.cz>
7150
7151         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
7152         of cgraph_node.
7153         * final.c (rest_of_clean_state): Likewise.
7154         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
7155         * passes.c (pass_init_dump_file): Likewise.
7156         (execute_all_ipa_transforms): Likewise.
7157         (function_called_by_processed_nodes_p): Likewise.
7158         * predict.c (maybe_hot_frequency_p): Likewise.
7159         (probably_never_executed_bb_p): Likewise.
7160         (compute_function_frequency): Likewise.
7161         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
7162         (unnest_nesting_tree_1): Likewise.
7163         (lower_nested_functions): Likewise.
7164         * tree-optimize.c (execute_fixup_cfg): Likewise.
7165         (tree_rest_of_compilation): Likewise.
7166         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
7167         * tree-sra.c (ipa_early_sra): Likewise.
7168         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
7169         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
7170         * ipa.c (record_cdtor_fn): Likewise.
7171         * ipa-inline.c (cgraph_early_inlining): Likewise.
7172         (compute_inline_parameters_for_current): Likewise.
7173         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
7174         * ipa-pure-const.c (local_pure_const): Likewise.
7175         * ipa-split.c (split_function): Likewise.
7176         (execute_split_functions): Likewise.
7177         * cgraphbuild.c (build_cgraph_edges): Likewise.
7178         (rebuild_cgraph_edges): Likewise.
7179         (cgraph_rebuild_references): Likewise.
7180         (remove_cgraph_callee_edges): Likewise.
7181         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
7182         (verify_cgraph_node): Likewise.
7183         (cgraph_analyze_functions): Likewise.
7184         (cgraph_preserve_function_body_p): Likewise.
7185         (save_inline_function_body): Likewise.
7186         (save_inline_function_body): Likewise.
7187         * tree-inline.c (copy_bb): Likewise.
7188         (optimize_inline_calls): Likewise.
7189
7190 2011-04-11  Martin Jambor  <mjambor@suse.cz>
7191
7192         PR tree-optimization/48195
7193         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
7194         ipa_check_create_edge_args.
7195         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
7196         ipa_check_create_edge_args.
7197         * ipa-inline.c (inline_generate_summary): Do not call
7198         ipa_check_create_node_params and ipa_check_create_edge_args.
7199         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
7200         ipa_check_create_edge_args.
7201
7202 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
7203
7204         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
7205         instead of loop.
7206         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
7207         * function.c (record_hard_reg_sets): Likewise.
7208         * ira.c (compute_regs_asm_clobbered): Likewise.
7209         * sched-deps.c (sched_analyze_1): Likewise.
7210         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
7211
7212 2011-04-09  Xinliang David Li  <davidxl@google.com>
7213
7214         PR tree-optimization/PR48484
7215         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
7216         has_valid_pred lazily
7217
7218 2011-04-09  Duncan Sands  <baldrick@free.fr>
7219
7220         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
7221
7222 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
7223
7224         * combine.c (combine_validate_cost): Adjust comments.  Set registered
7225         cost of I0 to zero at the end, if any.
7226
7227 2011-04-08  Xinliang David Li  <davidxl@google.com>
7228
7229         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
7230         to insane profile data.
7231
7232 2011-04-08  Xinliang David Li  <davidxl@google.com>
7233
7234         * ipa-cp.c (ipcp_update_profiling): Correct
7235          negative scale factor due to insane profile data.
7236
7237 2011-04-08  Xinliang David Li  <davidxl@google.com>
7238
7239         * final.c (dump_basic_block_info): New function.
7240         (final): Dump basic block.
7241         (final_scan_insn): Remove old dump.
7242
7243 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
7244
7245         PR target/47829
7246         * config.gcc (i386-*-freebsd): Disable unwind table generation for
7247         crtbegin/crtend.
7248
7249 2011-04-08  Michael Matz  <matz@suse.de>
7250
7251         PR middle-end/48389
7252         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
7253         functions.
7254         (rebuild_jump_labels): Call rebuild_jump_labels_1.
7255         * rtl.h (rebuild_jump_labels_chain): Declare.
7256         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
7257         insns inserted on edges.
7258
7259 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
7260
7261         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
7262         * config/arm/arm-arches.def: New.
7263         * config/arm/arm-opts.h: New.
7264         * config/arm/genopt.sh: New.
7265         * config/arm/arm-tables.opt: New (generated).
7266         * config/arm/arm.c (arm_handle_option, arm_target_help,
7267         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
7268         (all_architectures): Get most table contents from arm-arches.def.
7269         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
7270         arm_selected_tune here.
7271         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
7272         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
7273         (march=, mcpu=, mtune=): Use Enum and Var.
7274         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
7275         (arm.o): Update dependencies.
7276
7277 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
7278
7279         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
7280         of header_file.
7281         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
7282         (write_typed_alloc_defns): Likewise.
7283         (main): Calls write_typed_alloc_defns with output_header.
7284
7285 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
7286
7287         PR inline-asm/48435
7288         * ira-color.c (setup_profitable_hard_regs): Add comments.
7289         Don't take prohibited hard regs into account.
7290         (setup_conflict_profitable_regs): Rename to
7291         get_conflict_profitable_regs.
7292         (check_hard_reg_p): Check prohibited hard regs.
7293
7294 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
7295
7296         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
7297         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
7298         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
7299
7300 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7301
7302         PR target/48366
7303         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
7304         move from floating point to shift amount register.
7305         (emit_move_sequence): Remove secondary reload support for floating
7306         point to shift amount amount register copies.
7307         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
7308         amount register copies.
7309         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
7310         register, return false if mode isn't a scalar integer mode.
7311         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
7312
7313 2011-04-08  Richard Guenther  <rguenther@suse.de>
7314
7315         * gimple.c (gimple_call_flags): Remove kludge.
7316
7317 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7318
7319         * sel-sched.c (sel_region_init): Move call to
7320         sel_setup_region_sched_flags after setup_current_loop_nest.
7321
7322 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
7323
7324         PR rtl-optimization/48272
7325         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
7326         init_insn_reg_pressure_info.  Adjust a caller.
7327         * sched-int.h (init_insn_reg_pressure_info): Declare.
7328         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
7329         when sched-pressure is enabled.
7330
7331 2011-04-08  Richard Guenther  <rguenther@suse.de>
7332
7333         * gimple.c (gimple_set_modified): Do not queue calls to
7334         MODIFIED_NORETURN_CALLS here ...
7335         * tree-ssa-operands.c (update_stmt_operands): ... but here.
7336
7337 2011-04-08  Richard Guenther  <rguenther@suse.de>
7338
7339         PR lto/48467
7340         * toplev.c (lang_dependent_init): Do not open asm_out_file
7341         in WPA mode, nor perform debug machinery initialization.
7342         (finalize): Do not unlink asm_out_file in WPA mode.
7343
7344 2011-04-08  Richard Guenther  <rguenther@suse.de>
7345
7346         * gimple.h (gimple_call_fntype): New function.
7347         (gimple_call_return_type): Use it.
7348         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
7349         * gimple-low.c (gimple_check_call_args): Likewise.
7350         * gimple.c (gimple_call_flags): Likewise.
7351         (gimple_call_arg_flags): Likewise.
7352         (gimple_call_return_flags): Likewise.
7353         * tree-cfg.c (verify_gimple_call): Likewise.
7354         (do_warn_unused_result): Likewise.
7355         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7356         * value-prof.c (gimple_ic_transform): Fix fndecl check.
7357
7358 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
7359
7360         PR rtl-optimization/48235
7361         * sel-sched.c (code_motion_process_successors): Recompute the last
7362         insn in basic block if control flow changed.
7363         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
7364         Update condition for ilist_remove.
7365
7366 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7367
7368         PR rtl-optimization/48302
7369         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
7370         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
7371         it to record added preheader blocks.
7372         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
7373         on to sel_add_loop_preheaders.
7374         (sel_region_init): Move call to setup_current_loop_nest after
7375         sel_init_bbs.
7376
7377 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7378
7379         PR target/48273
7380         * cfgloop.h (loop_has_exit_edges): New helper.
7381         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
7382         non-clonable.
7383         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
7384         that have no exit edges.
7385
7386 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7387
7388         PR rtl-optimization/48442
7389         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
7390         all callers.  Adjust assert.
7391
7392 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
7393
7394         PR tree-optimization/48377
7395         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
7396         is_packed to true even for types with smaller TYPE_ALIGN than
7397         TYPE_SIZE.
7398
7399 2011-04-08  Richard Guenther  <rguenther@suse.de>
7400
7401         PR bootstrap/48513
7402         * doc/tm.texi: Re-generate.
7403
7404 2011-04-08  Wei Guozhi  <carrot@google.com>
7405
7406         PR target/47855
7407         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
7408         * config/arm/arm.c (arm_attr_length_push_multi): New function.
7409         * config/arm/arm.md (*push_multi): Change the length computation to
7410         call a C function.
7411
7412 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
7413
7414         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
7415         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
7416         * doc/tm.texi: Regenerate.
7417         * system.h (ASM_OUTPUT_BSS): Poison.
7418         * varasm.c (asm_output_bss): Remove function.
7419         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
7420
7421         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
7422         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
7423         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
7424         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7425         Likewise.
7426         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7427         Likewise.
7428         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7429         Likewise.
7430         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7431
7432 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
7433
7434         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
7435         EnumValue lines.
7436
7437 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
7438
7439         * config/m68k/m68k.c (m68k_handle_option): Don't handle
7440         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
7441         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
7442         OPT_mcpu32.
7443         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
7444         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
7445         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
7446         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
7447         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
7448         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
7449         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
7450         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
7451         options.  Don't map other m68k options manually.  Don't handle
7452         old-style options as canonical.
7453         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
7454         * doc/install.texi (m68k-*-*): Document binutils version requirement.
7455
7456 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
7457
7458         * basic-block.h (force_nonfallthru): Move to...
7459         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
7460         (force_nonfallthru): ...here.
7461         * cfghooks.c (force_nonfallthru): New function.
7462         * cfgrtl.c (force_nonfallthru): Rename into...
7463         (rtl_force_nonfallthru): ...this.
7464         (commit_one_edge_insertion): Do not set AUX field.
7465         (commit_edge_insertions): Do not discover new basic blocks.
7466         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
7467         (cfg_layout_rtl_cfg_hooks): Likewise.
7468         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
7469         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
7470         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
7471
7472 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
7473
7474         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
7475         Remove macros.
7476
7477 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
7478
7479         * config/i386/sse.md: Update copyright year.
7480         (avxcvtvecmode): Remove.
7481         (sse_movhlps): Merge with *avx_movhlps.
7482         (sse_movlhps): Merge with *avx_movlhps.
7483         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
7484         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
7485         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
7486         (sse_loadhps): Merge with *avx_loadhps.
7487         (sse_storelps): Merge with *avx_storelps.
7488         (sse_loadlps): Merge with *avx_loadlps.
7489         (sse_movss): Merge with *avx_movss.
7490         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
7491         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
7492         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
7493         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
7494         (vec_set<mode>_0): Ditto.
7495         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
7496         (sse4_1_insertps): Merge with *avx_insertps.
7497         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
7498         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
7499         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
7500         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
7501         (sse2_storehpd): Merge with *avx_storehpd.
7502         (sse2_loadhpd): Merge with *avx_loadhpd.
7503         (sse2_loadlpd): Merge with *avx_loadlpd.
7504         (sse2_movsd): Merge with *avx_movsd.
7505         (*vec_concatv2df): Merge with *vec_concatv2df.
7506
7507 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
7508
7509         PR debug/48343
7510         * combine.c (combine_instructions): Add last_combined_insn,
7511         update it if insn is after it, pass it to all try_combine calls.
7512         (try_combine): Add last_combined_insn parameter, pass it instead of
7513         i3 to propagate_for_debug.
7514
7515 2011-04-07  Nick Clifton  <nickc@redhat.com>
7516
7517         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
7518         to handle MDR <-> data register transfers.
7519         (movhi_internal): Likewise.
7520
7521 2011-04-07  Alan Modra  <amodra@gmail.com>
7522
7523         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
7524         previous stack info.
7525
7526 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7527
7528         PR target/43920
7529         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
7530         flow_find_cross_jump.  Swap variables to implement backward replacement.
7531         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
7532
7533 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7534
7535         PR target/43920
7536         * cfgcleanup.c (walk_to_nondebug_insn): New function.
7537         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
7538         and bb2.
7539         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
7540         src1 or src2.  Redirect edges to the last basic block.  Update
7541         frequency and count on multiple basic blocks in case of fallthru.
7542
7543 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7544
7545         PR target/43920
7546         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
7547         function.
7548         (old_insns_match_p): Change return type.  Replace return false/true
7549         with return dir_none/dir_both.  Use can_replace_by.
7550         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
7551         direction from dir_p.  Register replacement direction in dir, last_dir
7552         and afterlast_dir.  Handle new return type of old_insns_match_p using
7553         merge_dir.  Return replacement direction in dir_p.
7554         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
7555         return type of old_insns_match_p.
7556         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
7557         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
7558         flow_find_cross_jump.
7559         * basic-block.h (enum replace_direction): New type.
7560         (flow_find_cross_jump): Add parameter to declaration.
7561
7562 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
7563
7564         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
7565         (AVXMODEDCVTPS2DQ): Ditto.
7566         (VEC_FLOAT_MODE): Ditto.
7567         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
7568         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
7569         (<any_logic:code><mode>3): Use VF mode iterator.
7570         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
7571         Use VF mode iterator.
7572         (copysign<mode>3): Use VF mode iterator.
7573         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
7574         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
7575         (*<any_logic:code><MODEF:mode>3): Merge with
7576         *avx_<any_logic:code><MODEF:mode>3.
7577         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
7578         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
7579         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
7580         (avx_cvtdq2ps<avxmodesuffix>): Remove.
7581         (sse2_cvtdq2ps): Use %v modifier.
7582         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
7583         (avx_cvtps2dq<avxmodesuffix>): Remove.
7584         (sse2_cvtps2dq): Use %v modifier.
7585         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
7586         (avx_cvttps2dq<avxmodesuffix>): Remove.
7587         (sse2_cvttps2dq): Use %v modifier.
7588         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
7589         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
7590         (sse2_cvtsd2siq): Fix insn template.
7591         (sse2_cvtsd2siq_2): Ditto.
7592         (sse2_cvttsd2siq): Ditto.
7593         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
7594         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
7595
7596 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
7597
7598         * gcov-io.c: Use GCC Runtime Library Exception.
7599
7600 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
7601
7602         PR debug/48466
7603         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
7604         as base_reg whatever register reg has been eliminated to, instead
7605         of hardcoding STACK_POINTER_REGNUM.
7606
7607 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
7608
7609         * doc/tm.texi.in: Document C target hooks as separate from general
7610         target hooks.
7611         * doc/tm.texi: Regenerate.
7612         * genhooks.c (struct hook_desc): Add docname field.
7613         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
7614         docname field.
7615         (hook_array): Include c-target.def.
7616         (emit_documentation): Use docname field in output.
7617         (emit_init_macros): Take docname argument.  Only emit definitions
7618         for hooks matching docname.
7619         (main): Expect additional arguments in all cases.  Pass argument
7620         to emit_init_macros.
7621         * target.def: Move initial macro definitions and comments to
7622         target-hooks-macros.h.
7623         (gcc_targetcm): Move to c-family/c-target.def.
7624         * target.h (targetcm): Move declaration to c-family/c-target.h.
7625         * targhooks.c (default_handle_c_option): Move to
7626         c-family/c-opts.c.
7627         * targhooks.h (default_handle_c_option): Move declaration to
7628         c-family/c-common.h.
7629         * target-hooks-macros.h: New file.
7630         * config.gcc (target_has_targetcm): Define and use to add to
7631         c_target_objs and cxx_target_objs.
7632         * config/default-c.c: New file.
7633         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
7634         of target.h and target-def.h.
7635         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
7636         (darwin_objc_construct_string, darwin_cfstring_ref_p,
7637         darwin_check_cfstring_format_arg): Make static.
7638         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
7639         TARGET_STRING_OBJECT_REF_TYPE_P,
7640         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
7641         * config/darwin-protos.h (darwin_objc_construct_string,
7642         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
7643         declare.
7644         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
7645         TARGET_STRING_OBJECT_REF_TYPE_P,
7646         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
7647         * config/t-darwin (darwin-c.o): Update dependencies.
7648         * system.h (TARGET_HAS_TARGETCM): Poison.
7649         * Makefile.in (TARGET_H): Update.
7650         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
7651         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
7652         (default-c.o): New target.
7653         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
7654         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
7655         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
7656         c-target.def.
7657         (build/genhooks.o): Update dependencies.
7658
7659 2011-04-06  Richard Guenther  <rguenther@suse.de>
7660
7661         * ipa-inline.c (enum inlining_mode): Remove.
7662         (cgraph_flatten): Use some other token.
7663         (cgraph_edge_early_inlinable_p): New function, split out from ...
7664         (cgraph_perform_always_inlining): New function, split out from ...
7665         (cgraph_decide_inlining_incrementally): ... here.
7666         (cgraph_mark_inline_edge): Adjust.
7667         (cgraph_early_inlining): Re-structure.
7668         (pass_early_inline): Require SSA form.
7669
7670 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
7671             Julian Brown  <julian@codesourcery.com>
7672             Mark Shinwell  <shinwell@codesourcery.com>
7673
7674         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
7675         LO_REGS only for Thumb-1.
7676         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
7677         be used in short instructions when optimising for size on Thumb-2.
7678
7679 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
7680
7681         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
7682         associated with user returns to be preserved.
7683
7684 2011-04-06  Tristan Gingold  <gingold@adacore.com>
7685
7686         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
7687         symbol_queue_size, DBXOUT_DECR_NESTING,
7688         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
7689         if XCOFF_DEBUGGING_INFO.
7690
7691 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
7692
7693         * config/i386/i386.md (attribute isa): New.
7694         (attribute enabled): New.
7695         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
7696         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
7697         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
7698         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
7699         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
7700         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
7701         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
7702         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
7703
7704         * config/i386/sse.md (VF): New mode iterator.
7705         (VF1): Ditto.
7706         (VF2): Ditto.
7707         (VF_128): Ditto.
7708         (SSEMODEF4): Remove.
7709         (attribute sse): Handle V8SF and V4DF modes.
7710         (<absneg:code><mode>2): Use VF mode iterator.
7711         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
7712         mode iterator.
7713         (<plusminus_insn><mode>3): Use VF mode iterator.
7714         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
7715         Use VF mode iterator.
7716         (<sse>_vm<plusminus_insn><mode>3): Merge with
7717         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
7718         (mul<mode>3): Use VF mode iterator.
7719         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
7720         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
7721         mode iterator.
7722         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
7723         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
7724         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
7725         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
7726         mode iterator.
7727         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
7728         Use VF1 mode iterator.
7729         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
7730         (sqrt<VF2:mode>2): New expander.
7731         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
7732         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
7733         and sqrtv2df2.  Use VF mode iterator.
7734         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
7735         mode iterator.
7736         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
7737         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
7738         Use VF1 mode iterator.
7739         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
7740         (<smaxmin:code><mode>3): Use VF mode iterator.
7741         (*<smaxmin:code><mode>3_finite): Merge with
7742         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
7743         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
7744         (<sse>_vm<smaxmin:code><mode>2): Merge with
7745         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
7746         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
7747         mode iterator.
7748         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
7749         mode iterator.
7750         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
7751         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
7752         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
7753         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
7754         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
7755         VF mode iterator.
7756         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
7757         Use VF_128 mode iterator.
7758         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
7759         mode iterator.
7760         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
7761         VF_128 mode iterator.
7762         (vcond<mode>): Use VF mode iterator.
7763         * config/i386/predicates.md (sse_comparison_operator): Merge with
7764         avx_comparison_float_operator.  Do not declare as special_predicate.
7765         * config/i386/i386.c (struct builtin_description): Update for renamed
7766         compare patterns.
7767         (ix86_expand_args_builtin): Ditto.
7768         (ix86_expand_sse_compare_mask): Ditto.
7769
7770 2011-04-06  Richard Guenther  <rguenther@suse.de>
7771
7772         * tree-inline.c (estimate_num_insns): For calls simply account
7773         for all passed arguments and a used return value.
7774
7775 2011-04-06  Richard Guenther  <rguenther@suse.de>
7776
7777         PR tree-optimization/47663
7778         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
7779         call_stmt_time fields.
7780         (cgraph_edge_inlinable_p): Declare.
7781         (cgraph_edge_recursive_p): New inline function.
7782         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
7783         (cgraph_clone_edge): Copy it.
7784         * ipa-inline.c (cgraph_estimate_edge_time): New function.
7785         Account for call stmt time.
7786         (cgraph_estimate_time_after_inlining): Take edge argument.
7787         (cgraph_estimate_edge_growth): Account call stmt size.
7788         (cgraph_estimate_size_after_inlining): Take edge argument.
7789         (cgraph_mark_inline_edge): Adjust.
7790         (cgraph_check_inline_limits): Likewise.
7791         (cgraph_recursive_inlining_p): Remove.
7792         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
7793         (cgraph_decide_recursive_inlining): Take edge argument and
7794         adjust.
7795         (cgraph_decide_inlining_of_small_functions): Do not avoid
7796         diags for recursive inlining here.
7797         (cgraph_flatten): Adjust.
7798         (cgraph_decide_inlining_incrementally): Likewise.
7799         (estimate_function_body_sizes): Remove call cost handling.
7800         (compute_inline_parameters): Initialize caller edge call costs.
7801         (cgraph_estimate_edge_growth): New function.
7802         (cgraph_estimate_growth): Use it.
7803         (cgraph_edge_badness): Likewise.
7804         (cgraph_check_inline_limits): Take an edge argument.
7805         (cgraph_decide_inlining_of_small_functions): Adjust.
7806         (cgraph_decide_inlining): Likewise.
7807         * tree-inline.c (estimate_num_insns): Only account for call
7808         return value if it is used.
7809         (expand_call_inline): Avoid diagnostics on recursive inline
7810         functions here.
7811         * lto-cgraph.c (lto_output_edge): Output edge call costs.
7812         (input_edge): Input edge call costs.
7813
7814 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7815
7816         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
7817
7818 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
7819
7820         * doc/invoke.texi (Spec Files): Fix typo.
7821
7822 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
7823
7824         * profile.c (branch_prob): Move declaration of local variable.  Remove
7825         obsolete ??? comment.  Expand the location explicitly instead of using
7826         the LOCATION_FILE and LOCATION_LINE macros.
7827
7828 2011-04-06  Wei Guozhi  <carrot@google.com>
7829
7830         PR target/47855
7831         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
7832         (arm_cond_branch): Likewise.
7833         (arm_cond_branch_reversed): Likewise.
7834         (arm_jump): Likewise.
7835         (push_multi): Likewise.
7836         * config/arm/constraints.md (Py): New constraint.
7837
7838 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7839
7840         PR bootstrap/48471
7841         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
7842         Move these...
7843         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
7844         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
7845         #ifdef DBX_DEBUGGING_INFO.
7846
7847 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
7848
7849         PR bootstrap/48403
7850         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
7851         if old and new states differ.
7852
7853 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
7854
7855         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
7856         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
7857         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
7858         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
7859         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
7860         mcfv4e): Use Alias.
7861         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
7862         ColdFire options to -mcpu= options.
7863
7864 2011-04-05  Jeff Law  <law@redhat.com>
7865
7866         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
7867         check if BB is a successor of LOOP->header and return
7868         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
7869
7870 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
7871
7872         * cprop.c (struct reg_use): Remove.
7873         (reg_use_table): Make an array of RTX.
7874         (find_used_regs, constprop_register, local_cprop_pass,
7875         bypass_block): Simplify users of reg_use_table.
7876         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
7877         on one of the uses found by find_used_regs.
7878
7879 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7880
7881         PR bootstrap/48469
7882         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
7883         declaration.
7884
7885 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7886
7887         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
7888         as an rtx.
7889         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
7890
7891 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
7892
7893         PR middle-end/48441
7894         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
7895
7896 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7897
7898         * combine.c: Include obstack.h.
7899         (struct insn_link): Define.
7900         (uid_log_links): Adjust type.
7901         (FOR_EACH_LOG_LINK): New macro.
7902         (insn_link_obstack): Declare.
7903         (alloc_insn_link): Define.
7904         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
7905         type of link variables.
7906         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
7907         (try_combine, record_promoted_values, distribute_notes): Likewise.
7908         (distribute_links): Likewise.  Tweak prototype.
7909         (clear_log_links): Delete.
7910         (adjust_for_new_dest): Call alloc_insn_link.
7911         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
7912
7913 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7914
7915         * gcse.c (modify_mem_list): Convert to an array of VECs.
7916         (canon_modify_mem_list, compute_transp): Tweak formatting.
7917         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
7918         (load_killed_in_block_p): Likewise.
7919         (record_last_mem_set_info): Likewise.
7920         (clear_modify_mem_tables): Likewise.
7921
7922 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7923
7924         PR middle-end/48461
7925         * function.c (emit_use_return_register_into_block): Only define if
7926         HAVE_return.
7927
7928 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
7929
7930         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
7931
7932 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
7933
7934         * config/rx/rx-opts.h: New.
7935         * config/rx/rx.c (rx_cpu_type): Remove.
7936         (rx_handle_option): Don't assert that global structures are in
7937         use.  Access variables via opts pointer.  Defer most handling of
7938         OPT_mint_register_.  Use error_at.
7939         (rx_option_override): Handle deferred OPT_mint_register_ here.
7940         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
7941         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
7942         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
7943         (rx_cpu_types): New Enum and EnumValue entries.
7944         (mint-register=): Use Defer and use Var accordingly.
7945
7946 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7947
7948         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
7949         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
7950         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
7951         Move these...
7952         (debug_free_queue, debug_nesting, symbol_queue_index):
7953         ...and these...
7954         * dbxout.c: ...to here.  Make static.
7955
7956 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7957
7958         * gcse.c (modify_pair): Define.  Define a VEC of it.
7959         (canon_modify_mem_list): Convert to an array of VECs.
7960         (free_insn_expr_list_list): Delete.
7961         (clear_modify_mem_tables): Call VEC_free instead.
7962         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
7963         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
7964         (canon_list_insert, compute_transp): Likewise.
7965
7966 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7967
7968         PR target/43920
7969         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
7970         for size.
7971
7972 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7973
7974         PR target/43920
7975         * function.c (emit_use_return_register_into_block): New function.
7976         (thread_prologue_and_epilogue_insns): Use
7977         emit_use_return_register_into_block.
7978
7979 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7980
7981         PR target/43920
7982         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
7983         insn.
7984
7985 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7986
7987         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
7988
7989 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
7990
7991         * config/arm/arm.md (define_constants for unspec): Replace with
7992         define_c_enum.
7993         (define_constants for unspecv): Replace with define_c_enum.
7994         * config/arm/neon.md (define_constants for unspec): Replace with
7995         define_c_enum.
7996
7997 2011-04-04  Richard Henderson  <rth@redhat.com>
7998
7999         PR bootstrap/48400
8000         * dwarf2out.c (output_line_info): Always emit line info from
8001         at least one section.
8002         (dwarf2out_init): Create text_section_line_info here ...
8003         (set_cur_line_info_table): ... not here.
8004
8005 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
8006
8007         PR target/48380
8008         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
8009         not called.
8010
8011         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
8012
8013 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
8014
8015         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
8016         (expr_equiv_p): Remove.
8017         (insert_set_in_table): Look at <dest, src> pair instead of expr.
8018         (hash_scan_set): Update call to insert_set_in_table.
8019         (dump_hash_table): Dump <dest, src> pair.
8020         (lookup_set): Simplify.  Lookup <dest, src> pair.
8021         (compute_transp): Remove, fold heavily simplified code into...
8022         (compute_local_properties): ...here.  Expect COMP and TRANSP
8023         unconditionally.
8024         (find_avail_set): Take set directly from struct expr.
8025         (find_bypass-set): Likewise.
8026         (bypass_block): Likewise.
8027         (cprop_insn): Likewise.  Remove redundant INSN_P test.
8028
8029         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
8030         checks on form of COND from find_implicit_sets to here.
8031         (find_implicit_sets): Cleanup control flow. Split critical edges
8032         if it exposes implicit sets.  Allocate/resize implicit_sets as
8033         necessary.
8034         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
8035         changed something.  Run df_analyze after find_implicit_sets if any
8036         edges were split.  Do not allocate implicit_sets here.
8037
8038         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
8039         (gcse_obstack): Renamed to cprop_obstack.
8040         (GNEW, GNEWVEC, GNEWVAR): Remove.
8041         (gmalloc): Remove.
8042         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
8043         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
8044         (gcse_alloc): Likewise, and rename to cprop_alloc.
8045         (alloc_gcse_men, free_gcse_mem): Remove.
8046         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
8047         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
8048         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
8049
8050         * cprop.c (oprs_not_set_p): Remove.
8051         (mark_set, mark_clobber): Remove.
8052         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
8053         (reg_not_set_p): New function.
8054         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
8055         (cprop_insn): Likewise.
8056         (cprop_jump): Use FOR_EACH_EDGE.
8057
8058 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
8059
8060         PR bootstrap/48403
8061         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
8062         (rank_for_schedule): Use scheduled_insns vector instead of
8063         last_scheduled_insn.
8064         (ok_for_early_queue_removal): Likewise.
8065         (queue_to_ready): Search forward in nonscheduled_insns_begin if
8066         we have a dbg_cnt.
8067         (choose_ready): Likewise.
8068         (commit_schedule): Use VEC_iterate.
8069         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
8070         a dbg_cnt, use it and ensure the first insn is in the ready list.
8071         (haifa_sched_init): Allocate scheduled_insns.
8072         (sched_extend_ready_list): Don't allocate it; reserve space.
8073         (haifa_sched_finish): Free it.
8074
8075 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
8076
8077         * optc-gen.awk: Always remove type from Variable entry before
8078         recording in var_seen.
8079
8080 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
8081
8082         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
8083         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
8084         call to tidy_fallthru_edges.
8085
8086 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
8087
8088         * doc/options.texi (ToLower): Document.
8089         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
8090         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
8091         * opts.h (cl_option): Add cl_tolower field.
8092         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
8093         arguments with lowercase strings.
8094         * config/rx/rx.opt (mcpu=): Add ToLower.
8095         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
8096         argument.
8097
8098 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
8099
8100         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
8101
8102 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
8103
8104         * config/vax/vax.c: Include reload.h.
8105
8106 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
8107
8108         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
8109         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8110         (sparc_preferred_reload_class): New function.
8111
8112 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
8113
8114         PR debug/48401
8115         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
8116         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
8117
8118 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
8119
8120         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
8121         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
8122
8123 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
8124
8125         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
8126         (ASM_OUTPUT_ALIGNED_BSS): Define.
8127
8128 2011-04-03  Michael Matz  <matz@suse.de>
8129
8130         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
8131         and next_slot members.
8132         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
8133         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
8134         (lto_streamer_cache_append): Declare.
8135         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
8136         unsigned index, remove offset parameter, ensure that we append
8137         or update existing entries.
8138         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
8139         parameter, update next_slot for append.
8140         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
8141         parameter.
8142         (lto_streamer_cache_insert_at): Likewise.
8143         (lto_streamer_cache_append): New function.
8144         (lto_streamer_cache_lookup): Use unsigned index.
8145         (lto_streamer_cache_get): Likewise.
8146         (lto_record_common_node): Don't test tree_node_can_be_shared.
8147         (preload_common_node): Adjust call to lto_streamer_cache_insert.
8148         (lto_streamer_cache_delete): Don't free offsets member.
8149         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
8150         (lto_output_string_with_length): Use lto_output_data_stream.
8151         (lto_output_tree_header): Remove ix parameter, don't write it.
8152         (lto_output_builtin_tree): Likewise.
8153         (lto_write_tree): Adjust callers to above, don't track and write
8154         offset, write unsigned index.
8155         (output_unreferenced_globals): Don't emit all global vars.
8156         (write_global_references): Use unsigned indices.
8157         (lto_output_decl_state_refs): Likewise.
8158         (write_symbol): Likewise.
8159         * lto-streamer-in.c (lto_input_chain): Move earlier.
8160         (input_function): Use unsigned index.
8161         (input_alias_pairs): Don't read and then ignore all global vars.
8162         (lto_materialize_tree): Remove ix_p parameter, don't read index,
8163         don't pass it back, use lto_streamer_cache_append.
8164         (lto_register_var_decl_in_symtab): Use unsigned index.
8165         (lto_register_function_decl_in_symtab): Likewise.
8166         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
8167         index.
8168         (lto_get_builtin_tree): Don't read index, use
8169         lto_streamer_cache_append.
8170         (lto_read_tree): Adjust call to lto_materialize_tree.
8171
8172         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
8173         don't use function calls in arguments to MIN.
8174
8175         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
8176         twice.
8177
8178         * gimple.c (gimple_type_leader_entry): Mark deletable.
8179
8180 2011-04-03  Alan Modra  <amodra@gmail.com>
8181
8182         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
8183
8184 2011-04-03  Michael Matz  <matz@suse.de>
8185
8186         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
8187         an integer.
8188         * tree.h (tree_decl_non_common.vindex): Adjust comment.
8189
8190 2011-04-03  Michael Matz  <matz@suse.de>
8191
8192         * cgraphbuild.c (record_reference): Canonicalize constructor values.
8193         * gimple-fold.c (canonicalize_constructor_val): Accept being called
8194         without function context.
8195         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
8196         current_function_decl and cfun.
8197
8198 2011-04-03  Michael Matz  <matz@suse.de>
8199
8200         * tree.c (decl_init_priority_insert): Don't create entry for
8201         default priority.
8202         (decl_fini_priority_insert): Ditto.
8203         (fields_compatible_p, find_compatible_field): Remove.
8204         * tree.h (fields_compatible_p, find_compatible_field): Remove.
8205         * gimple.c (gimple_compare_field_offset): Adjust block comment.
8206
8207 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
8208
8209         * combine.c (try_combine): Remove useless local variable.
8210
8211 2011-04-03  Richard Guenther  <rguenther@suse.de>
8212             Ira Rosen  <ira.rosen@linaro.org>
8213
8214         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
8215         non-variable offsets and compare the remaining bases of the two
8216         accesses instead of looking for exact same data-ref.
8217
8218 2011-04-02  Kai Tietz  <ktietz@redhat.com>
8219
8220         PR target/48416
8221         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
8222
8223         * i386.c (ix86_is_msabi_thiscall): New helper function.
8224         (ix86_is_type_thiscall): New helper function.
8225         (ix86_comp_type_attributes): Handle thiscall for method-functions
8226         special.
8227         (init_cumulative_args): Likewise.
8228         (find_drap_reg): Likewise.
8229         (ix86_static_chain): Likewise.
8230         (x86_this_parameter): Likewise.
8231         (x86_output_mi_thunk): Likewise.
8232
8233 2011-04-01  Olivier Hainque  <hainque@adacore.com>
8234             Nicolas Setton  <setton@adacore.com>
8235             Eric Botcazou  <ebotcazou@adacore.com>
8236
8237         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
8238         (add_gnat_descriptive_type_attribute): New function.
8239         (gen_array_type_die): Call it.
8240         (gen_enumeration_type_die): Likewise.
8241         (gen_struct_or_union_type_die): Likewise.
8242         (modified_type_die): Likewise.
8243         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
8244         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
8245         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
8246
8247 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
8248
8249         PR bootstrap/48148
8250         * dwarf2out.c (resolve_addr): Don't call force_decl_die
8251         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
8252
8253         Revert:
8254         2011-03-17  Richard Guenther  <rguenther@suse.de>
8255
8256         PR bootstrap/48148
8257         * lto-cgraph.c (input_overwrite_node): Clear the abstract
8258         origin for decls in other ltrans units.
8259         (input_varpool_node): Likewise.
8260
8261 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
8262
8263         PR middle-end/48335
8264         * expr.c (expand_assignment): Handle all possibilities
8265         if TO_RTX is CONCAT.
8266         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
8267         (store_split_bit_field): If SUBREG_REG (op0) or
8268         op0 itself has smaller mode than word, return it
8269         for offset 0 and const0_rtx for out-of-bounds stores.
8270         If word is const0_rtx, skip it.
8271
8272 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
8273
8274         * config/h8300/h8300.c (print_operand_address): Rename to...
8275         (h8300_print_operand_address): ...this. Make static. Adjust comments.
8276         Call h8300_print_operand and h8300_print_operand_address instead of
8277         print_operand and print_operand_address. Declare.
8278         (print_operand): Renake to...
8279         (h8300_print_operand): ...this. Make static. Adjust comments.
8280         Call h8300_print_operand instead of print_operand. Declare.
8281         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
8282         (h8300_register_move_cost): Likewise.
8283         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
8284         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
8285         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
8286         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
8287         * config/h8300/h8300-protos.h (print_operand): Delete.
8288         (print_operand_address): Delete.
8289
8290 2011-04-01  Richard Henderson  <rth@redhat.com>
8291
8292         PR 48400
8293         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
8294         in strict mode before dwarf4.  Re-order tests to early out
8295         before switching sections.
8296
8297 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
8298
8299         * config/h8300/constraints.md: New file.
8300         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
8301         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
8302         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
8303         * config/h8300/predicates.md (bit_operand): Likewise.
8304         (incdec_operand): Use satisfies_constraint_M and
8305         satisfies_constraint_O.  Don't use C code block.
8306         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
8307         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
8308         (compute_mov_length): Use satisfies_constraint_G.
8309         (fix_bit_operand): Use satisfies_constraint_U.
8310         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
8311         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
8312         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
8313         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
8314         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
8315         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
8316         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
8317         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
8318         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
8319         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
8320         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
8321         (EXTRA_MEMORY_CONSTRAINT): Delete.
8322
8323 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
8324             Michael Meissner  <meissner@linux.vnet.ibm.com>
8325
8326         PR target/48262
8327         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
8328         operands, as per the specifications.
8329
8330         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
8331         (vec_extract_evenv4sf): Ditto.
8332         (vec_extract_evenv8hi): Ditto.
8333         (vec_extract_evenv16qi): Ditto.
8334         (vec_extract_oddv4si): Ditto.
8335
8336 2011-03-31  Mark Wielaard  <mjw@redhat.com>
8337
8338         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
8339         high_pc attribute if the CU has no associated code. Only output
8340         DW_AT_entry_pc for CU if not generating strict dwarf and
8341         dwarf_version < 4.
8342
8343 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
8344
8345         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
8346         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
8347         out of ...
8348         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
8349         * final.c (final_start_function): Call the new function rather
8350         than using a NULL argument for dwarf2out_frame_debug.
8351
8352         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
8353         that contains the prologue.
8354
8355         * haifa-sched.c (queue_insn): New arg REASON.  All callers
8356         changed.  Print it in debugging output.
8357
8358         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
8359
8360         * sched-ebb.c (begin_schedule_ready): Remove second argument.
8361         Split most of the code into...
8362         (begin_move_insn): ... here.  New function.
8363         (ebb_sched_info): Add a pointer to it.
8364         * haifa-sched.c (scheduled_insns): New static variable.
8365         (sched_extend_ready_list): Allocate it.
8366         (schedule_block): Use it to record the order of scheduled insns.
8367         Perform RTL changes to move insns only after all scheduling
8368         decisions have been made.
8369         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
8370         begin_move_insn field.
8371         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
8372         * sched-int.h (struct haifa_sched_info): Remove second argument
8373         from begin_schedule_ready hook.  Add new member begin_move_insn.
8374         * sched-rgn.c (begin_schedule_ready): Remove second argument.
8375         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
8376
8377         * haifa-sched.c (prune_ready_list): New function, broken out of
8378         schedule_block.
8379         (schedule_block): Use it.
8380
8381 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
8382
8383         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
8384
8385 2011-04-01  Kai Tietz  <ktietz@redhat.com>
8386
8387         * config.gcc (*-*-mingw*): Allow as option the
8388         posix threading model.
8389         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
8390         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
8391         definition.
8392         (CPP_SPEC): Add pthread/no-pthread handling.
8393         (LIB_SPEC): Likewise.
8394         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
8395         (LIB_SPEC): Likewise.
8396         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
8397         flag to pass -pthread option for shared libgcc build.
8398         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
8399         for shared libgcc build.
8400         * config/i386/t-mingw-pthread: New file.
8401         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
8402         New define to enable use of library pthread by default.
8403         * config/i386/mingw.opt (pthread): New driver option.
8404         (no-pthread): New driver option.
8405         * config/i386/cygming.opt: Make sure trailing empty line is retained.
8406         * config/i386/mingw-w64.opt: Likewise.
8407
8408 2011-04-01  Gary Funck  <gary@intrepid.com>
8409
8410         * c-decl.c (grokdeclarator): Fix formatting.
8411
8412 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
8413
8414         * expr.c (emit_block_move_via_movmem): Use n_generator_args
8415         instead of n_operands.
8416         (set_storage_via_setmem): Likewise.
8417         * optabs.c (maybe_gen_insn): Likewise.
8418         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
8419         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
8420         (mips_expand_builtin_direct): Likewise.
8421         * config/spu/spu.c (expand_builtin_args): Likewise.
8422
8423 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
8424
8425         * recog.h (insn_data_d): Add n_generator_args.
8426         * genoutput.c (data): Likewise.
8427         (output_insn_data): Print it.
8428         (max_opno, num_dups): Delete.
8429         (scan_operands): Just fill in "d->operand[...]".
8430         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
8431
8432 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
8433
8434         * gensupport.h (pattern_stats): New structure.
8435         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
8436         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
8437         (max_operand_1, max_operand_vec): Delete.
8438         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
8439
8440 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
8441
8442         * emit-rtl.c (emit_pattern_after_setloc): New function.
8443         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
8444         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
8445         (emit_pattern_after): New function.
8446         (emit_insn_after, emit_jump_insn_after): Call it.
8447         (emit_call_insn_after, emit_debug_insn_after): Likewise.
8448         (emit_pattern_before_setloc): New function.
8449         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
8450         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
8451         Likewise.
8452         (emit_pattern_before): New function.
8453         (emit_insn_before, emit_jump_insn_before): Call it.
8454         (emit_call_insn_before, emit_debug_insn_before): Likewise.
8455
8456 2011-03-31  Richard Henderson  <rth@redhat.com>
8457
8458         * dwarf2out.c (dw_separate_line_info_ref): Remove.
8459         (dw_separate_line_info_entry): Remove.
8460         (enum dw_line_info_opcode): New.
8461         (dw_line_info_entry): Use it.
8462         (dw_line_info_table, dw_line_info_table_p): New.
8463         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
8464         (line_info_table, line_info_label_num): Remove.
8465         (line_info_table_in_use): Remove.
8466         (separate_line_info_table): Remove.
8467         (separate_line_info_table_allocated): Remove.
8468         (separate_line_info_table_in_use): Remove.
8469         (LINE_INFO_TABLE_INCREMENT): Remove.
8470         (line_info_label_num): New.
8471         (cur_line_info_table): New.
8472         (text_section_line_info, cold_text_section_line_info): New.
8473         (separate_line_info): New.
8474         (SEPARATE_LINE_CODE_LABEL): Remove.
8475         (print_dwarf_line_table): Remove.
8476         (debug_dwarf): Don't dump it.
8477         (output_one_line_info_table): New.
8478         (output_line_info): Use it.
8479         (new_line_info_table): New.
8480         (set_cur_line_info_table): New.
8481         (dwarf2out_switch_text_section): Use it.
8482         (dwarf2out_begin_function): Likewise.
8483         (push_dw_line_info_entry): New.
8484         (dwarf2out_source_line): Rewrite for new line info tables.
8485         (dwarf2out_init): Remove dead initailizations.
8486
8487 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
8488
8489         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
8490         various flags.
8491         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
8492         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
8493         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
8494         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
8495         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
8496         * opt-functions.awk (flag_init, switch_bit_fields): New.
8497         (switch_flags): Don't handle flags moved to bit-fields.  Don't
8498         generate CL_MISSING_OK or CL_SAVE.
8499         * optc-gen.awk: Update to generate bit-field output as well as
8500         flags field.
8501         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
8502         bit-field instead of CL_REJECT_DRIVER flag.
8503         * opts-common.c (generate_canonical_option,
8504         decode_cmdline_option): Use bit-fields instead of CL_* flags.
8505         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
8506         instead of CL_REJECT_NEGATIVE flag.
8507         * toplev.c (print_switch_values): Use cl_report bit-field instead
8508         of CL_REPORT flag.
8509
8510 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
8511
8512         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
8513         a zero minimum index only if it is redundant.
8514
8515 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
8516
8517         PR rtl-optimization/48381
8518         * ira-color.c (assign_hard_reg): Use hard reg set intersection
8519         instead of ira_class_hard_reg_index for calculating conflicting
8520         hard registers.
8521
8522 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
8523
8524         * cprop.c: Clean up hash table building.
8525         (reg_avail_info): Remove.
8526         (oprs_available_p): Remove.
8527         (record_last_reg_set_info): Remove.
8528         (record_last_set_info): Remove.
8529         (reg_available_p): New function.
8530         (gcse_constant_p): Do not treat unfolded conditions as constants.
8531         (make_set_regs_unavailable): New function.
8532         (hash_scan_set): Simplify with new reg_available_p.
8533         (compute_hash_table_work): Traverse insns stream only once.
8534         Do not compute reg_avail_info. Traverse insns in reverse order.
8535         Record implicit sets after recording explicit sets from the block.
8536
8537 2011-03-31  Michael Matz  <matz@suse.de>
8538
8539         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
8540
8541 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
8542
8543         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
8544         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
8545         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
8546         (h8300_mode_dependent_address_p): New function.
8547         (h8300_get_index): Make static.
8548
8549 2011-03-31  Jeff Law  <law@redhat.com>
8550
8551         * reload1.c (elimination_effects): Fix typo in recent change.
8552
8553         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
8554         typo potentially leading to null pointer dereference.
8555
8556         * caller-save.c (new_saved_hard_reg): Eliminate return value.
8557         (setup_save_areas): Corresponding changes to avoid useless
8558         assignments.
8559
8560         * jump.c (reversed_comparison_code_parts): Avoid successive return
8561         statements when REVERSE_CONDITION is defined.
8562
8563         * expr.c (expand_assignment): Avoid useless assignments.
8564         (expand_expr_real_1): Likewise.
8565         (expand_expr_real_2): Avoid useless statements.
8566
8567         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
8568
8569         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
8570
8571         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
8572         statements.
8573
8574         * stmt.c (expand_expr_stmt): Avoid useless assignment.
8575
8576 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
8577
8578         PR target/47109
8579         * doc/tm.texi.in (TARGET_VERSION): Remove.
8580         * doc/tm.texi: Regenerate.
8581         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
8582         * collect2.c (main): Don't use TARGET_VERSION.
8583         * mips-tdump.c (main): Don't use TARGET_VERSION.
8584         * mips-tfile.c (main): Don't use TARGET_VERSION.
8585         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
8586         * config/rs6000/vxworksae.h: Remove.
8587         * config/alpha/alpha.h (TARGET_VERSION): Remove.
8588         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
8589         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
8590         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
8591         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
8592         * config/arm/arm.h (TARGET_VERSION): Remove.
8593         * config/arm/coff.h (TARGET_VERSION): Remove.
8594         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
8595         * config/arm/elf.h (TARGET_VERSION): Remove.
8596         * config/arm/freebsd.h (TARGET_VERSION): Remove.
8597         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
8598         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
8599         * config/arm/pe.h (TARGET_VERSION): Remove.
8600         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
8601         * config/arm/semi.h (TARGET_VERSION): Remove.
8602         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
8603         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
8604         * config/arm/vxworks.h (TARGET_VERSION): Remove.
8605         * config/avr/avr.h (TARGET_VERSION): Remove.
8606         * config/bfin/bfin.h (TARGET_VERSION): Remove.
8607         * config/fr30/fr30.h (TARGET_VERSION): Remove.
8608         * config/frv/frv.h (TARGET_VERSION): Remove.
8609         * config/h8300/h8300.h (TARGET_VERSION): Remove.
8610         * config/i386/cygwin.h (TARGET_VERSION): Remove.
8611         * config/i386/darwin.h (TARGET_VERSION): Remove.
8612         * config/i386/darwin64.h (TARGET_VERSION): Remove.
8613         * config/i386/djgpp.h (TARGET_VERSION): Remove.
8614         * config/i386/freebsd.h (TARGET_VERSION): Remove.
8615         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
8616         * config/i386/gnu.h (TARGET_VERSION): Remove.
8617         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
8618         * config/i386/i386elf.h (TARGET_VERSION): Remove.
8619         * config/i386/linux.h (TARGET_VERSION): Remove.
8620         * config/i386/linux64.h (TARGET_VERSION): Remove.
8621         * config/i386/lynx.h (TARGET_VERSION): Remove.
8622         * config/i386/mingw32.h (TARGET_VERSION): Remove.
8623         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
8624         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
8625         * config/i386/netware.h (TARGET_VERSION): Remove.
8626         * config/i386/nto.h (TARGET_VERSION): Remove.
8627         * config/i386/openbsd.h (TARGET_VERSION): Remove.
8628         * config/i386/vxworks.h (TARGET_VERSION): Remove.
8629         * config/ia64/elf.h (TARGET_VERSION): Remove.
8630         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
8631         * config/ia64/hpux.h (TARGET_VERSION): Remove.
8632         * config/ia64/linux.h (TARGET_VERSION): Remove.
8633         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
8634         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
8635         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
8636         * config/lm32/lm32.h (TARGET_VERSION): Remove.
8637         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
8638         * config/m32c/m32c.h (TARGET_VERSION): Remove.
8639         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
8640         * config/m32r/m32r.h (TARGET_VERSION): Remove.
8641         * config/m68k/linux.h (TARGET_VERSION): Remove.
8642         * config/m68k/m68k.h (TARGET_VERSION): Remove.
8643         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
8644         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
8645         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
8646         * config/mep/mep.h (TARGET_VERSION): Remove.
8647         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
8648         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
8649         * config/mips/iris6.h (MACHINE_TYPE): Remove.
8650         * config/mips/linux.h (TARGET_VERSION): Remove.
8651         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
8652         * config/mips/vxworks.h (TARGET_VERSION): Remove.
8653         * config/mmix/mmix.h (TARGET_VERSION): Remove.
8654         * config/mn10300/linux.h (TARGET_VERSION): Remove.
8655         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
8656         * config/pa/pa.h (TARGET_VERSION): Remove.
8657         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
8658         * config/picochip/picochip.h (TARGET_VERSION): Remove.
8659         * config/rs6000/aix.h (TARGET_VERSION): Remove.
8660         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
8661         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
8662         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
8663         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
8664         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
8665         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
8666         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
8667         * config/rs6000/linux.h (TARGET_VERSION): Remove.
8668         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
8669         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
8670         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
8671         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
8672         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
8673         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
8674         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
8675         * config/s390/linux.h (TARGET_VERSION): Remove.
8676         * config/s390/s390.h (TARGET_VERSION): Remove.
8677         * config/s390/tpf.h (TARGET_VERSION): Remove.
8678         * config/score/score.h (TARGET_VERSION): Remove.
8679         * config/sh/linux.h (TARGET_VERSION): Remove.
8680         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
8681         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
8682         * config/sh/sh.h (TARGET_VERSION): Remove.
8683         * config/sh/sh64.h (TARGET_VERSION): Remove.
8684         * config/sh/superh.h (TARGET_VERSION): Remove.
8685         * config/sh/vxworks.h (TARGET_VERSION): Remove.
8686         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
8687         * config/sparc/linux.h (TARGET_VERSION): Remove.
8688         * config/sparc/linux64.h (TARGET_VERSION): Remove.
8689         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
8690         TARGET_NAME32, TARGET_NAME): Remove.
8691         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
8692         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
8693         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
8694         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
8695         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
8696         * config/spu/spu.h (TARGET_VERSION): Remove.
8697         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
8698         * config/v850/v850.h (TARGET_VERSION): Remove.
8699         * config/vax/linux.h (TARGET_VERSION): Remove.
8700         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
8701         * config/xtensa/elf.h (TARGET_VERSION): Remove.
8702         * config/xtensa/linux.h (TARGET_VERSION): Remove.
8703
8704 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
8705
8706         PR target/48142
8707         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
8708         frame-related from frame-unrelated adjustments to the stack pointer.
8709
8710 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
8711
8712         * common.opt (fdebug-types-section): Move earlier.
8713         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
8714
8715 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
8716
8717         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
8718         var.
8719
8720 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
8721
8722         * tree.h (CASE_CHAIN): Define.
8723         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
8724         (gimple_redirect_edge_and_branch): Likewise.
8725
8726 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
8727
8728         PR middle-end/48367
8729         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
8730         calculation.
8731
8732 2011-03-30  Jeff Law  <law@redhat.com>
8733
8734         * PR bootstrap/48371
8735         * reload1.c (reload): Fix botch in last change.
8736
8737         * reload.h (struct reload): Fix typo introduced in last change.
8738
8739 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
8740
8741         * config/arm/arm.opt (mhard-float, msoft-float): Mark
8742         Undocumented.  Remove help text.
8743         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
8744         -mhard-float.
8745
8746 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
8747
8748         * doc/options.texi (NegativeAlias): Document.
8749         (Alias): Mention NegativeAlias.
8750         * opt-functions.awk: Handle NegativeAlias.
8751         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
8752         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
8753         * opts.h (CL_NEGATIVE_ALIAS): Define.
8754         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
8755         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
8756         OPT_mspe_.
8757         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
8758         Alias entries.
8759         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
8760         mno-spe and mno-isel instead of mspe=no and -misel=no.
8761
8762 2011-03-29  Mark Wielaard  <mjw@redhat.com>
8763
8764         * common.opt (fdebug-types-section): New flag.
8765         * doc/invoke.texi: Document new -fno-debug-types-section flag.
8766         * dwarf2out.c (use_debug_types): New define.
8767         (struct die_struct): Mark die_id with GTY desc use_debug_types.
8768         (print_die): Guard output of type unit signatures using
8769         use_debug_types.
8770         (build_abbrev_table): Replace assert of dwarf_version >= 4
8771         with assert on use_debug_types.
8772         (size_of_die): Likewise.
8773         (unmark_dies): Likewise.
8774         (value_format): Decide AT_ref_external form on use_debug_types.
8775         (output_die): Replace dwarf_version version check guard with
8776         use_debug_types where appropriate.
8777         (modified_type_die): Likewise.
8778         (gen_reference_type_die): Likewise.
8779         (dwarf2out_start_source_file): Likewise.
8780         (dwarf2out_end_source_file): Likewise.
8781         (prune_unused_types_walk_attribs): Likewise.
8782         (dwarf2out_finish): Likewise.
8783
8784 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
8785
8786         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
8787
8788 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
8789
8790         PR rtl-optimization/48332
8791         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
8792         mode of input operand N and modeN to its actual mode.
8793
8794 2011-03-30  Jeff Law  <law@redhat.com>
8795
8796         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
8797         define accessor macro.
8798         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
8799         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
8800         (reg_equiv_init): Likewise.
8801         (reg_equivs_size): New variable.
8802         (reg_equiv_init_size): Remove.
8803         (allocate_initial_values): Move prototype to here from....
8804         * integrate.h (allocate_initial_values): Remove prototype.
8805         * integrate.c: Include reload.h.
8806         (allocate_initial_values): Corresponding changes.
8807         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
8808         (fix_reg_equiv_init, no_equiv): Corresponding changes.
8809         (update_equiv_regs): Corresponding changes.
8810         (ira): Corresponding changes.
8811         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
8812         (push_secondary_reload): Corresponding changes.
8813         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
8814         (make_memloc, find_reloads_address): Corresponding changes.
8815         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
8816         (find_reloads_address_1): Corresponding changes.
8817         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
8818         (refers_to_regno_for_reload_p): Corresponding changes.
8819         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
8820         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
8821         * reload1.c: Include ggc.h.
8822         (grow_reg_equivs): New function.
8823         (replace_pseudos_in, reload): Corresponding changes.
8824         (calculate_needs_all_insns, alter_regs): Corresponding changes.
8825         (eliminate_regs_1, elimination_effects): Corresponding changes.
8826         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
8827         (delete_output_reload): Likewise.
8828         * caller-save.c (mark_referenced_regs): Corresponding changes.
8829         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
8830         * frv/predicates.md (frv_load_operand): Corresponding changes.
8831         * microblaze/microblaze.c (double_memory_operand): Corresponding
8832         changes.
8833         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
8834         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
8835         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
8836         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
8837         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
8838         changes.
8839         * pa/pa.c (emit_move_sequence): Corresponding changes.
8840         * vax/vax.c (nonindexed_address_p): Corresponding changes.
8841
8842 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
8843
8844         PR target/47551
8845         * config/arm/arm.c (coproc_secondary_reload_class): Handle
8846         structure modes.  Don't check neon_vector_mem_operand for
8847         vector or structure modes.
8848
8849 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
8850             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
8851
8852         PR target/43590
8853         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
8854         operand 1 and reshuffle the operands to match.
8855         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
8856
8857 2011-03-30  Christian Schüler  <cschueler@gmx.de>
8858
8859         PR driver/48208
8860         * config/c.opt (F): Added 'Driver' to -F option.
8861
8862         PR driver/48260
8863         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
8864           handler function.
8865         * config/darwin.opt: Added '-arch' option.
8866
8867 2011-03-30  Nick Clifton  <nickc@redhat.com>
8868
8869         * config/rx/rx.md: Add peepholes and patterns to combine
8870         extending loads and simple arithmetic instructions.
8871         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
8872         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
8873         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
8874         modes to use pre-decrement and post-increment addressing.
8875         (rx_is_restricted_memory_address): Add range checking of REG+INT
8876         addresses.
8877         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
8878         (rx_memory_move_cost): Adjust cost of stores.
8879         (rx_adjust_insn_length): New function.
8880
8881 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
8882
8883         PR c/48305
8884         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
8885         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
8886         matching arg00/arg01 types.
8887
8888 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
8889
8890         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
8891         last_location to UNKNOWN_LOCATION.
8892
8893 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
8894
8895         PR target/48349
8896         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
8897         FLOAT_SSE_REGS.
8898
8899 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
8900             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8901
8902         PR bootstrap/48337
8903         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
8904         Init(PROCESSOR_V7).
8905         (sparc_cpu): Likewise.
8906         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
8907         PROCESSOR_V7.
8908
8909 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
8910
8911         PR target/48336
8912         PR middle-end/48342
8913         PR rtl-optimization/48345
8914         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
8915         hard regs for given mode from profitable regs when doing secondary
8916         allocation.
8917
8918 2011-03-29  Jeff Law  <law@redhat.com>
8919
8920         PR bootstrap/48327
8921         * tree-ssa-threadupdate.c (struct redirection_data): Remove
8922         do_not_duplicate field.
8923         (lookup_redirection_data): Corresponding changes.
8924         (create_duplicates): Always create a template block.
8925         (redirect_edges): Remove code which reused the original block
8926         when it was going to become unreachable code.
8927         (thread_block): Don't set do_not_duplicate field.
8928
8929 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
8930
8931         * lto-opts.c (register_user_option_p, lto_register_user_option):
8932         Make type argument unsigned.
8933         * lto-streamer.h (lto_register_user_option): Make type argument
8934         unsigned.
8935         * opth-gen.awk: Make CL_* macros unsigned.
8936         * opts-common.c (find_opt): Make lang_mask argument unsigned.
8937         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
8938         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
8939         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
8940         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
8941         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
8942         (find_opt): Make lang_mask argument unsigned.
8943
8944 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
8945
8946         PR rtl-optimization/48331
8947         PR rtl-optimization/48334
8948         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
8949         for any used algorithm.
8950
8951 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
8952
8953         * ira-conflicts.c (build_object_conflicts): Add unused attribute
8954         to parent_max.
8955
8956 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
8957
8958         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
8959         (alpha_option_override): Don't set alpha_sr_alias_set.
8960         (emit_frame_store_1): Use gen_frame_mem rather than calling
8961         set_mem_alias_set.
8962         (alpha_expand_epilogue): Ditto.
8963
8964 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
8965
8966         PR tree-optimization/48290
8967         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
8968         vectorization, check that relevant phis in the basic block after
8969         the inner loop are really inner loop's exit phis.
8970
8971 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
8972
8973         PR debug/48190
8974         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
8975         (cached_dw_loc_list_def): New structure.
8976         (cached_dw_loc_list): New typedef.
8977         (cached_dw_loc_list_table): New variable.
8978         (cached_dw_loc_list_table_hash): New function.
8979         (cached_dw_loc_list_table_eq): Likewise.
8980         (add_location_or_const_value_attribute): Take a bool cache_p.
8981         Cache the list when the parameter is true.
8982         (gen_formal_parameter_die): Update caller.
8983         (gen_variable_die): Likewise.
8984         (dwarf2out_finish): Likewise.
8985         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
8986         while generating debug info for the decl.
8987         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
8988         (dwarf2out_init): Initialize cached_dw_loc_list_table.
8989         (resolve_addr): Cache the result of resolving a chain of
8990         location lists.
8991
8992 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
8993
8994         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
8995         conflict object hard regset nodes have intersecting hard reg sets.
8996
8997         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
8998         after regstat_init_n_sets_and_refs.
8999
9000         * ira.c: Add more comments at the top.
9001         (setup_stack_reg_pressure_class, setup_pressure_classes):
9002         Add comments how we compute the register pressure classes.
9003         (setup_allocno_and_important_classes): Add more comments.
9004         (setup_class_translate_array, reorder_important_classes)
9005         (setup_reg_class_relations): Add comments.
9006
9007         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
9008         start of the file.
9009
9010         * ira-color.c: Add 2011 to the Copyright line.
9011         (assign_hard_reg):  Add more comments.
9012         (improve_allocation): Ditto.
9013
9014         * ira-costs.c: Add 2011 to the Copyright line.
9015         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
9016         comments.
9017         (setup_regno_cost_classes_by_mode): Ditto.
9018
9019         Initial patches from ira-improv branch:
9020
9021         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
9022
9023         * ira-build.c (ira_create_object): Remove initialization of
9024         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
9025         (ira_create_allocno): Remove initialization of
9026         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
9027         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
9028         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
9029         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
9030         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
9031         Initialize ALLOCNO_ADD_DATA.
9032         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
9033         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
9034         ALLOCNO_REG.
9035         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
9036         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
9037
9038         * ira.c (ira_reallocate): Remove.
9039         (setup_pressure_classes): Call
9040         ira_init_register_move_cost_if_necessary.  Use
9041         ira_register_move_cost instead of ira_get_register_move_cost.
9042         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
9043         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
9044
9045         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
9046         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
9047         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
9048         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
9049         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
9050         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
9051         Fix formatting.
9052         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
9053         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
9054         (struct allocno_color_data): New.
9055         (allocno_color_data_t): New typedef.
9056         (allocno_color_data): New definition.
9057         (ALLOCNO_COLOR_DATA): New macro.
9058         (struct object_color_data): New.
9059         (object_color_data_t): New typedef.
9060         (object_color_data): New definition.
9061         (OBJECT_COLOR_DATA): New macro.
9062         (update_copy_costs, calculate_allocno_spill_cost): Call
9063         ira_init_register_move_cost_if_necessary.  Use
9064         ira_register_move_cost instead of ira_get_register_move_cost.
9065         (move_spill_restore, update_curr_costs): Ditto.
9066         (allocno_spill_priority): Make it inline.
9067         (color_pass): Allocate and free allocno_color_dat and object_color_data.
9068         (struct coalesce_data, coalesce_data_t): New.
9069         (allocno_coalesce_data): New definition.
9070         (ALLOCNO_COALESCE_DATA): New macro.
9071         (merge_allocnos, coalesced_allocno_conflict_p): Use
9072         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
9073         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
9074         (coalesce_allocnos): Ditto.
9075         (setup_coalesced_allocno_costs_and_nums): Ditto.
9076         (collect_spilled_coalesced_allocnos): Ditto.
9077         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
9078         (setup_slot_coalesced_allocno_live_ranges): Ditto.
9079         (coalesce_spill_slots): Ditto.
9080         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
9081         free allocno_coalesce_data.
9082
9083         * ira-conflicts.c: Fix formatting.
9084         (process_regs_for_copy): Call
9085         ira_init_register_move_cost_if_necessary.  Use
9086         ira_register_move_cost instead of ira_get_register_move_cost.
9087         (build_object_conflicts): Optimize.
9088
9089         * ira-costs.c (record_reg_classes): Optimize.  Call
9090         ira_init_register_move_cost_if_necessary.  Use
9091         ira_register_move_cost, ira_may_move_in_cost, and
9092         ira_may_move_out_cost instead of ira_get_register_move_cost and
9093         ira_get_may_move_cost.
9094         (record_address_regs): Ditto.
9095         (scan_one_insn): Optimize.
9096         (find_costs_and_classes): Optimize.
9097         (process_bb_node_for_hard_reg_moves): Call
9098         ira_init_register_move_cost_if_necessary.  Use
9099         ira_register_move_cost instead of ira_get_register_move_cost.
9100
9101         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
9102         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
9103         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
9104         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
9105         definitions.
9106         (ira_initiate_emit_data, ira_finish_emit_data)
9107         (create_new_allocno): New functions.
9108         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
9109         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
9110         Use ira_register_move_cost instead of ira_get_register_move_cost.
9111
9112         * ira-int.h: Fix some comments.
9113         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
9114         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
9115         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
9116         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
9117         add_data.
9118         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
9119         bitfield after mode.  Make hard_regno a short int.  Make
9120         hard_regno short.  Remove first_coalesced_allocno and
9121         next_coalesced_allocno.  Move mem_optimized_dest_p,
9122         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
9123         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
9124         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
9125         temp, colorable_p.  Add new member add_data.
9126         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
9127         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
9128         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
9129         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
9130         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
9131         (ALLOCNO_ADD_DATA): New macro.
9132         (ira_emit_data_t): New typedef.
9133         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
9134         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
9135         from struct ira_allocno.
9136         (ALLOCNO_EMIT_DATA): New macro.
9137         (ira_allocno_emit_data, allocno_emit_reg): New.
9138         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
9139         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
9140         (OBJECT_ADD_DATA): New macro.
9141         (ira_reallocate): Remove.
9142         (ira_initiate_emit_data, ira_finish_emit_data): New.
9143         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
9144         (ira_init_register_move_cost_if_necessary): New.
9145         (ira_object_conflict_iter_next): Merge into
9146         ira_object_conflict_iter_cond.
9147         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
9148
9149         * ira-live.c (process_single_reg_class_operands): Call
9150         ira_init_register_move_cost_if_necessary.  Use
9151         ira_register_move_cost instead of ira_get_register_move_cost.
9152
9153         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
9154
9155         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
9156
9157         * ira-costs.c: Fix formatting.
9158         (cost_classes, cost_classes_num): Remove.
9159         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
9160         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
9161         (cost_classes_del, cost_classes_htab): New.
9162         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
9163         (initiate_regno_cost_classes, setup_cost_classes): New.
9164         (setup_regno_cost_classes_by_aclass): New.
9165         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
9166         (record_reg_classes): Use regno_cost_classes instead of
9167         cost_classes.  Move checking opposite operand up.
9168         (record_address_regs): Use regno_cost_classes
9169         instead of cost_classes.
9170         (scan_one_insn): Ditto.  Use always general register.
9171         (print_allocno_costs): Use regno_cost_classes instead of
9172         cost_classes.
9173         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
9174         (find_costs_and_classes): Set up cost classes for each registers.
9175         Use also their mode for this.  Use regno_cost_classes instead of
9176         cost_classes.
9177         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
9178         cost_classes.
9179         (free_ira_costs, ira_init_costs): Don't use cost_classes.
9180         (ira_costs, ira_set_pseudo_classes): Call
9181         initiate_regno_cost_classes and finish_regno_cost_classes.
9182
9183         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
9184
9185         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
9186
9187         * target.def (ira_cover_classes): Remove.
9188
9189         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
9190
9191         * doc/tm.texi.in: Ditto.
9192
9193         * ira-conflicts.c: Remove mentioning cover classes from the file.
9194         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
9195         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
9196
9197         * targhooks.c (default_ira_cover_classes): Remove.
9198
9199         * targhooks.h (default_ira_cover_classes): Ditto.
9200
9201         * haifa-sched.c: Remove mentioning cover classes from the file.
9202         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
9203         ira_pressure_classes and ira_pressure_classes_num instead of
9204         ira_reg_class_cover_size and ira_reg_class_cover.  Use
9205         sched_regno_pressure_class instead of sched_regno_cover_class.
9206         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
9207         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
9208
9209         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
9210         classes from the file.
9211         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
9212         (struct object_hard_regs, struct object_hard_regs_node): New.
9213         (struct ira_object): New members profitable_hard_regs,
9214         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
9215         (struct ira_allocno): Rename cover_class to aclass.  Rename
9216         cover_class_cost and updated_cover_class_cost to class_cost and
9217         updated_class_cost.  Remove splay_removed_p and
9218         left_conflict_size.  Add new members colorable_p.
9219         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
9220         (ALLOCNO_COLORABLE_P): New macro.
9221         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
9222         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
9223         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
9224         (OBJECT_...): Rename parameter C to O.
9225         (OBJECT_PROFITABLE_HARD_REGS): New macro.
9226         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
9227         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
9228         (struct target_ira_int): New members x_ira_max_memory_move_cost,
9229         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
9230         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
9231         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
9232         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
9233         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
9234         x_ira_reg_class_subunion.
9235         (ira_max_memory_move_cost, ira_max_register_move_cost)
9236         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
9237         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
9238         (ira_important_class_nums, ira_reg_class_superunion): New macros.
9239         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
9240         (ira_reg_class_union): Rename to ira_reg_class_subunion.
9241         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
9242         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
9243         (ira_tune_allocno_costs_and_cover_classes): Rename to
9244         ira_tune_allocno_costs.
9245         (ira_debug_hard_regs_forest): New.
9246         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
9247         (ira_object_conflict_iter_next): Fix comments.
9248         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
9249         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
9250         cover_class to aclass.
9251         (ira_allocate_and_accumulate_costs): Ditto.
9252         (ira_allocate_and_set_or_copy_costs): Ditto.
9253
9254         * opts.c (decode_options): Remove ira_cover_class check.
9255
9256         * ira-color.c: Remove mentioning cover classes from the file.  Use
9257         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
9258         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
9259         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
9260         (splay-tree.h): Remove include.
9261         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
9262         before copy_freq_compare_func.
9263         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
9264         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
9265         New definitions.
9266         (hard_regs_roots, hard_regs_node_vec): Ditto.
9267         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
9268         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
9269         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
9270         (create_new_object_hard_regs_node): Ditto.
9271         (add_new_object_hard_regs_node_to_forest): Ditto.
9272         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
9273         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
9274         Ditto.
9275         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
9276         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
9277         (remove_unused_object_hard_regs_nodes): Ditto.
9278         (enumerate_object_hard_regs_nodes): Ditto.
9279         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
9280         (object_hard_regs_subnode_t): Ditto.
9281         (struct object_hard_regs_subnode): Ditto.
9282         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
9283         (setup_object_hard_regs_subnode_index): Ditto.
9284         (get_object_hard_regs_subnodes_num): Ditto.
9285         (form_object_hard_regs_nodes_forest): Ditto.
9286         (finish_object_hard_regs_nodes_tree): Ditto.
9287         (finish_object_hard_regs_nodes_forest): Ditto.
9288         (allocnos_have_intersected_live_ranges_p): Rename to
9289         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
9290         (pseudos_have_intersected_live_ranges_p): Rename to
9291         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
9292         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
9293         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
9294         (update_copy_costs): Remove assert.  Skip cost update if the hard
9295         reg does not belong the class.
9296         (assign_hard_reg): Process only profitable hard regs.
9297         (uncolorable_allocnos_num): Make it scalar.
9298         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
9299         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
9300         and ira_reg_class_max_nregs.
9301         (bucket_allocno_compare_func): Check frequency first.
9302         (sort_bucket): Add compare function as a parameter.
9303         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
9304         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
9305         (push_allocno_to_stack): Rewrite for checking new allocno
9306         colorability.
9307         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
9308         (push_only_colorable): Pass new parameter to sort_bucket.
9309         (push_allocno_to_spill): Remove.
9310         (allocno_spill_priority_compare): Make it inline and rewrite.
9311         (splay_tree_allocate, splay_tree_free): Remove.
9312         (allocno_spill_sort_compare): New function.
9313         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
9314         build and use splay tree.  Choose first allocno in uncolorable
9315         allocno bucket to spill.  Remove setting spill cost.
9316         (all_conflicting_hard_regs): Remove.
9317         (setup_allocno_available_regs_num): Check only profitable hard
9318         regs.  Print info about hard regs nodes.
9319         (setup_allocno_left_conflicts_size): Remove.
9320         (put_allocno_into_bucket): Don't call
9321         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
9322         (improve_allocation): New.
9323         (color_allocnos): Call setup_profitable_hard_regs,
9324         form_object_hard_regs_nodes_forest, improve_allocation,
9325         finish_object_hard_regs_nodes_forest.  Setup spill cost.
9326         (print_loop_title): Use pressure classes.
9327         (color_allocnso): Ditto.
9328         (do_coloring): Remove allocation and freeing splay_tree_node_pool
9329         and allocnos_for_spilling.
9330         (ira_sort_regnos_for_alter_reg): Don't setup members
9331         {first,next}_coalesced_allocno.
9332         (color): Remove allocating and freeing removed_splay_allocno_vec.
9333         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
9334         prohibited_class_mode_regs.
9335
9336         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
9337         formatting.
9338         (update_allocno_pressure_excess_length): Use pressure classes.
9339         (inc_register_pressure, dec_register_pressure): Check for pressure
9340         class.
9341         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
9342         pressure class.  Use ira_reg_class_nregs instead of
9343         ira_reg_class_max_nregs.
9344         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
9345         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
9346         (single_reg_class): Use ira_reg_class_nregs instead of
9347         ira_reg_class_max_nregs.
9348         (process_bb_node_lives): Use pressure classes.
9349
9350         * ira-emit.c: Remove mentioning cover classes from the file.  Use
9351         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
9352         (change_loop): Use pressure classes.
9353         (modify_move_list): Call ira_set_allocno_class instead of
9354         ira_set_allocno_cover_class.
9355
9356         * ira-build.c: Remove mentioning cover classes from the file.  Use
9357         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
9358         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
9359         ALLOCNO_UPDATED_CLASS_COST instead of
9360         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
9361         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
9362         (ira_create_allocno): Remove initialization of
9363         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
9364         ALLOCNO_COLORABLE_P.
9365         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
9366         Update conflict regs for the objects.
9367         (create_cap_allocno): Remove assert.  Don't propagate
9368         ALLOCNO_AVAILABLE_REGS_NUM.
9369         (ira_free_allocno_costs): New function.
9370         (finish_allocno): Change a part of code into call of
9371         ira_free_allocno_costs.
9372         (low_pressure_loop_node_p): Use pressure classes.
9373         (object_range_compare_func): Don't compare classes.
9374         (setup_min_max_conflict_allocno_ids): Ditto.
9375
9376         * loop-invariant.c: Remove mentioning cover classes from the file.
9377         Use ira_pressure_classes and ira_pressure_classes_num instead of
9378         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
9379         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
9380         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
9381         Use reg_allocno_class instead of reg_cover_class.
9382         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
9383         STACK_REG_COVER_CLASS.
9384         (get_regno_cover_class): Rename to get_regno_pressure_class.
9385         (move_loop_invariants): Initialize and finalize regstat.
9386
9387         * ira.c: Remove mentioning cover classes from the file.  Add
9388         comments about coloring without cover classes.  Use ALLOCNO_CLASS
9389         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
9390         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
9391         setup_class_subset_and_memory_move_costs.
9392         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
9393         (setup_cover_and_important_classes): Rename to
9394         setup_allocno_and_important_classes.
9395         (setup_class_translate_array): New.
9396         (setup_class_translate): Call it for allocno and pressure classes.
9397         (cover_class_order): Rename to allocno_class_order.
9398         (comp_reg_classes_func): Use ira_allocno_class_translate instead
9399         of ira_class_translate.
9400         (reorder_important_classes): Set up ira_important_class_nums.
9401         (setup_reg_class_relations): Set up ira_reg_class_superunion.
9402         (print_class_cover): Rename to print_classes.  Add parameter.
9403         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
9404         Print pressure classes too.
9405         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
9406         setup_reg_subclasses.
9407         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
9408         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
9409         (setup_prohibited_class_mode_regs): Use
9410         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
9411         (clarify_prohibited_class_mode_regs): New function.
9412         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
9413         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
9414         (ira_init_once): Initialize them.
9415         (free_register_move_costs): Process them.
9416         (ira_init): Move calls of find_reg_classes and
9417         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
9418         Call clarify_prohibited_class_mode_regs.
9419         (ira_no_alloc_reg): Remove.
9420         (too_high_register_pressure_p): Use pressure classes.
9421
9422         * sched-deps.c: Remove mentioning cover classes from the file.
9423         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
9424         ira_pressure_classes and ira_pressure_classes_num instead of
9425         ira_reg_class_cover_size and ira_reg_class_cover.
9426         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
9427         sched_regno_pressure_class instead of sched_regno_cover_class.
9428         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
9429         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
9430
9431         * ira.h: Add 2010 to Copyright.
9432         (ira_no_alloc_reg): Remove external.
9433         (struct target_ira): Rename x_ira_hard_regno_cover_class,
9434         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
9435         x_ira_class_translate to x_ira_hard_regno_allocno_class,
9436         x_ira_allocno_classes_num, x_ira_allocno_classes, and
9437         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
9438         x_ira_pressure_classes, x_ira_pressure_class_translate, and
9439         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
9440         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
9441         x_ira_no_alloc_regs.
9442         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
9443         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
9444         ira_allocno_classes_num and ira_allocno_classes.
9445         (ira_class_translate): Rename to ira_allocno_class_translate.
9446         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
9447         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
9448         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
9449         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
9450         (ira_no_alloc_regs): New.
9451
9452         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
9453         classes from the file.  Use ALLOCNO_CLASS instead of
9454         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
9455         ALLOCNO_COVER_CLASS_COST.
9456         (regno_cover_class): Rename to regno_aclass.
9457         (record_reg_classes): Use ira_reg_class_subunion instead of
9458         ira_reg_class_union.
9459         (record_address_regs): Check overflow.
9460         (scan_one_insn): Ditto.
9461         (print_allocno_costs): Print total mem cost fore regional allocation.
9462         (print_pseudo_costs): Use REG_N_REFS.
9463         (find_costs_and_classes): Use classes intersected with them on the
9464         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
9465         ira_reg_class_union.  Use ira_allocno_class_translate and
9466         regno_aclass instead of ira_class_translate and regno_cover_class.
9467         Modify code for finding regno_aclass.  Setup preferred classes for
9468         the next pass.
9469         (setup_allocno_cover_class_and_costs): Rename to
9470         setup_allocno_class_and_costs.  Use regno_aclass instead of
9471         regno_cover_class.  Use ira_set_allocno_class instead of
9472         ira_set_allocno_cover_class.
9473         (init_costs, finish_costs): Use regno_aclass instead of
9474         regno_cover_class.
9475         (ira_costs): Use setup_allocno_class_and_costs instead of
9476         setup_allocno_cover_class_and_costs.
9477         (ira_tune_allocno_costs_and_cover_classes): Rename to
9478         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
9479         by processing objects.  Use ira_reg_class_max_nregs instead of
9480         ira_reg_class_nregs.
9481
9482         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
9483
9484         * sched-int.h: Remove mentioning cover classes from the file.
9485         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
9486
9487         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
9488         classes from the file.
9489         (struct reg_pref): Rename coverclass into allocnoclass.
9490         (reg_cover_class): Rename to reg_allocno_class.
9491
9492         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
9493
9494         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
9495
9496         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9497
9498         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
9499
9500         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
9501
9502         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
9503
9504         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
9505
9506         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
9507
9508         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
9509
9510         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
9511
9512         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
9513         (i386_ira_cover_classes): Ditto.
9514
9515         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9516
9517         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
9518
9519         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
9520
9521         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
9522
9523         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
9524
9525         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
9526
9527         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
9528         (mips_ira_cover_classes): Ditto.
9529
9530         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
9531
9532         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
9533
9534         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
9535
9536         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
9537
9538         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
9539
9540         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
9541         (IRA_COVER_CLASSES_VSX): Ditto.
9542
9543         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
9544         (rs6000_ira_cover_classes): Ditto.
9545
9546         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
9547
9548         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
9549
9550         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
9551
9552         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
9553
9554         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
9555
9556         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
9557
9558         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
9559
9560         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
9561
9562         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
9563
9564         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
9565
9566 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
9567
9568         PR debug/48253
9569         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
9570         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
9571         dw_fde_unlikely_section_end_label, cold_in_std_section,
9572         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
9573         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
9574         fields.
9575         (output_fde): Use dw_fde_second_{begin,end} if second is
9576         true, otherwise dw_fde_{begin,end}.
9577         (output_call_frame_info): Test dw_fde_second_begin != NULL
9578         instead of dw_fde_switched_sections.
9579         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
9580         fields, initialize new fields.  Initialize in_std_section
9581         unconditionally from the first partition.
9582         (dwarf2out_end_epilogue): Don't override dw_fde_end when
9583         dw_fde_second_begin is non-NULL.
9584         (dwarf2out_switch_text_section): Stop initializing removed
9585         dw_fde_struct fields, initialize new fields, initialize
9586         also dw_fde_end here.  Set dw_fde_switch_cfi even when
9587         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
9588         (struct var_loc_list_def): Add last_before_switch field.
9589         (arange_table, arange_table_allocated, arange_table_in_use,
9590         ARANGE_TABLE_INCREMENT, add_arange): Removed.
9591         (size_of_aranges): Count !in_std_section and !second_in_std_section
9592         hunks in fdes, instead of looking at arange_table_in_use.
9593         (output_aranges): Add aranges_length argument, don't call
9594         size_of_aranges here.  Instead of using aranges_table*
9595         emit ranges for fdes when !in_std_section resp.
9596         !second_in_std_section.
9597         (dw_loc_list): Break ranges crossing section switch.
9598         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
9599         use dw_fde_second_end instead of dw_fde_end as end of last range.
9600         (gen_subprogram_die): Don't call add_arange.  Use
9601         dw_fde_{begin,end} for first partition and if switched
9602         section dw_fde_second_{begin,end} for the second.
9603         (var_location_switch_text_section_1,
9604         var_location_switch_text_section): New functions.
9605         (dwarf2out_begin_function): Initialize cold_text_section even
9606         when function_section () isn't text_section.
9607         (prune_unused_types): Don't walk arange_table.
9608         (dwarf2out_finish): Don't needlessly test
9609         flag_reorder_blocks_and_partition when testing cold_text_section_used.
9610         If info_section_emitted, call size_of_aranges and if it indicates
9611         non-empty .debug_aranges, call output_aranges with the computed
9612         size.  Stop using removed dw_fde_struct fields, use
9613         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
9614         for second.
9615
9616         PR debug/48203
9617         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
9618         create ENTRY_VALUE if incoming or address of incoming's MEM
9619         is a hard REG.
9620         * dwarf2out.c (mem_loc_descriptor): Don't emit
9621         DW_OP_GNU_entry_value of DW_OP_fbreg.
9622         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
9623         on ENTRY_VALUE is able to find the canonical parameter VALUE.
9624         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
9625         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
9626         ENTRY_VALUE_EXPs.
9627         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
9628         is a REG_P or MEM_P with REG_P address, compute hash directly
9629         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
9630         (preserve_only_constants): Don't clear VALUES forwaring
9631         ENTRY_VALUE to some other VALUE.
9632
9633 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
9634
9635         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
9636         instead of GEN_INT.
9637
9638 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
9639
9640         * cfgexpand.c (expand_gimple_cond): Always set the source location and
9641         block before expanding the statement.
9642         (expand_gimple_stmt_1): Likewise.  Set them here...
9643         (expand_gimple_stmt): ...and not here.  Tidy.
9644         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
9645         unknown.
9646
9647 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
9648
9649         * Makefile.in: New rule for cprop.o.
9650         * gcse.c: Move constant/copy propagation to cprop.c.
9651         (compute_local_properties): Only handle expression tables.
9652         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
9653         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
9654         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
9655         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
9656         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
9657         compute_cprop_data, find_used_regs, try_replace_reg,
9658         find_avail_set, cprop_jump, constprop_register, cprop_insn,
9659         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
9660         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
9661         find_bypass_set, reg_killed_on_edge, bypass_block,
9662         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
9663         execute_rtl_cprop, pass_rtl_cprop): Move to...
9664         * cprop.c: ...here.  New file, constant/copy propagation for RTL
9665         moved from gcse.c to here with minor cleanups in duplicated code.
9666
9667 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
9668
9669         * config/i386/i386.c (flag_opts): Fix a typo in
9670         -mavx256-split-unaligned-store.
9671
9672 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
9673
9674         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
9675         LIBCALL_VALUE): Remove macros.
9676         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
9677         TARGET_FUNCTION_VALUE_REGNO_P): Define.
9678         (h8300_function_value, h8300_libcall_value,
9679         h8300_function_value_regno_p): New functions.
9680
9681 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
9682
9683         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
9684
9685 2011-03-28  Jeff Law  <law@redhat.com>
9686
9687         * tree-ssa-threadupdate.c (redirect_edges): Call
9688         create_edge_and_update_destination_phis as needed.
9689         (create_edge_and_update_destination_phis): Accept new BB argument.
9690         All callers updated.
9691         (thread_block): Do not update the profile when threading around
9692         intermediate blocks.
9693         (thread_single_edge): Likewise.
9694         (determine_bb_domination_status): If BB is not a successor of the
9695         loop header, return NONDOMINATING.
9696         (register_jump_thread): Note when we register a jump thread around
9697         an intermediate block.
9698         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
9699         (thread_across_edge): Use it.
9700
9701 2011-03-28  Tristan Gingold  <gingold@adacore.com>
9702
9703         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
9704         when for_return is 2.
9705
9706 2011-03-28  Jeff Law  <law@redhat.com>
9707
9708         * var-tracking.c (canonicalize_values_mark): Delete unused
9709         lhs assignment.
9710         (canonicalize_values_star, set_variable_part): Likewise.
9711         (clobber_variable_part, delete_variable_part): Likewise.
9712
9713 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
9714
9715         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
9716
9717 2011-03-28  Martin Jambor  <mjambor@suse.cz>
9718
9719         * tree-inline.c (expand_call_inline): Do not check that destination
9720         node is analyzed.
9721         (optimize_inline_calls): Assert that destination node is analyzed.
9722         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
9723         not call tree_lowering_passes.
9724         * cgraph.h (cgraph_analyze_function): Declare.
9725         * cgraphunit.c (cgraph_analyze_function): Make public.
9726
9727 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
9728
9729         * config/sparc/sparc-opts.h: New.
9730         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
9731         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
9732         (sparc_option_override): Store processor_type enumeration rather
9733         than string in cpu_default.  Remove name and enumeration from
9734         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
9735         without using sparc_select.  Use target_flags_explicit instead of
9736         fpu_option_set.
9737         * config/sparc/sparc.h (enum processor_type): Move to
9738         sparc-opts.h.
9739         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
9740         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
9741         HeaderInclude entry.
9742         (mcpu=, mtune=): Use Var and Enum.
9743         (sparc_processor_type): New Enum and EnumValue entries.
9744
9745 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9746             Iain Sandoe  <iains@gcc.gnu.org>
9747
9748         PR target/48245
9749         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
9750
9751 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
9752
9753         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
9754         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
9755         Insert new statements at it in lieu of STMT.
9756         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
9757         * tree-vect-stmts.c (vectorizable_store): Likewise.
9758         (vectorizable_load): Likewise.
9759
9760 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
9761
9762         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
9763         (divtf3): Ditto.
9764         (multf3): Ditto.
9765         (subtf3): Ditto.
9766
9767 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
9768
9769         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
9770         unaligned 256bit load/store.
9771         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
9772         (*avx_movdqu<avxmodesuffix>): Likewise.
9773
9774 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9775
9776         PR target/48288
9777         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
9778         * config/pa/pa.md (iordi3): Use new predicate in expander.
9779         (iorsi3): Likewise.
9780
9781 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
9782
9783         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
9784         FUNCTION_VALUE_REGNO_P): Remove macros.
9785         * config/mips/mips-protos.h (mips_function_value): Remove.
9786         * config/mips/mips.c (mips_function_value): Rename to...
9787         (mips_function_value_1): ... this. Make static.  Handle receiving
9788         the function type in 'fn_decl_or_type' argument.
9789         (mips_function_value, mips_libcall_value,
9790         mips_function_value_regno_p): New function.
9791         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
9792         TARGET_FUNCTION_VALUE_REGNO_P): Define.
9793
9794 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
9795
9796         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
9797         and -mavx256-split-unaligned-store.
9798         (ix86_option_override_internal): Split 32-byte AVX unaligned
9799         load/store by default.
9800         (ix86_avx256_split_vector_move_misalign): New.
9801         (ix86_expand_vector_move_misalign): Use it.
9802
9803         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
9804         -mavx256-split-unaligned-store.
9805
9806         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
9807         256bit load/store.  Generate unaligned store on misaligned memory
9808         operand.
9809         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
9810         256bit load/store.
9811         (*avx_movdqu<avxmodesuffix>): Likewise.
9812
9813         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
9814         -mavx256-split-unaligned-store.
9815
9816 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
9817
9818         PR target/38598
9819         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
9820         Update commentary.
9821
9822 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
9823
9824         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
9825         opno arguments with an expand_operand.  Use create_input_operand.
9826         (mips_prepare_builtin_target): Delete.
9827         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
9828         functions.
9829         (mips_expand_builtin_direct): Use create_output_operand and
9830         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
9831         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
9832         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
9833
9834 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
9835
9836         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
9837         function.
9838         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9839
9840 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
9841
9842         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
9843         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
9844         basic blocks and call commit_edge_insertions directly.
9845         (fixup_abnormal_edges): Move from here to...
9846         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
9847         on the edges and return whether some have actually been inserted.
9848         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
9849         compensation code.
9850
9851 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
9852
9853         PR rtl-optimization/48144
9854         * sel-sched-ir.c (merge_history_vect): Factor out from ...
9855         (merge_expr_data): ... here.
9856         (av_set_intersect): Rename to av_set_code_motion_filter.
9857         Update all callers.  Call merge_history_vect when an expression
9858         is found in both sets.
9859         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
9860
9861 2011-03-26  Alan Modra  <amodra@gmail.com>
9862
9863         * config/rs6000/predicates.md (word_offset_memref_op): Handle
9864         cmodel medium addresses.
9865         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
9866         64-bit gpr loads and stores.
9867         (rs6000_secondary_reload_ppc64): New function.
9868         * config/rs6000/rs6000-protos.h: Declare it.
9869         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
9870
9871 2011-03-26  Alan Modra  <amodra@gmail.com>
9872
9873         PR target/47487
9874         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
9875         GNU Go in traceback table.
9876
9877 2011-03-25  Richard Henderson  <rth@redhat.com>
9878
9879         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
9880         if there are exactly 6 operands.
9881         (set_storage_via_setmem): Similarly.
9882
9883 2011-03-25  Kai Tietz  <ktietz@redhat.com>
9884
9885         * collect2.c (write_c_file_stat): Handle backslash
9886         as right-hand directory separator.
9887         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
9888         checking just for slash.
9889         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
9890         instead of checking for trailing slash.
9891         * gcc.c (record_temp_file): Use filename_cmp instead
9892         of strcmp.
9893         (do_spec_1): Likewise.
9894         (replace_outfile_spec_function): Likewise.
9895         (is_directory): Use filename_ncmp instead of strncmp.
9896         (print_multilib_info): Likewise.
9897         * gcov.c (find_source): Use filename_cmp instead
9898         instead of strcmp.
9899         (make_gcov_file_name): Fix order of slash/backslash
9900         checks.
9901         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
9902         (add_standard_paths): Likewise.
9903         * mips-tfile.c (saber_stop): Handle backslash.
9904         * prefix.c (update_path): Use filename_ncmp instead of
9905         strncmp.
9906         * profile.c (output_location): Use filename_cmp instead
9907         of strcmp.
9908         * read-md.c (handle_toplevel_file): Handle backslash.
9909         * tlink.c (frob_extension):  Likewise.
9910         * tree-cfg.c (same_line_p): Use filename_cmp instead of
9911         strcmp.
9912         * tree-dump.c (dequeue_and_dump): Handle backslash.
9913         * tree.c (get_file_function_name): Likewise.
9914         * gengtype.c (read_input_list): Likewise.
9915         (get_file_realbasename): Likewise.
9916         (get_output_file_with_visibility): Use filename_cmp
9917         instead of strcmp.
9918
9919 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
9920
9921         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
9922         case to VFPv1.
9923
9924 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
9925
9926         * fold-const.c (expr_location_or): New function.
9927         (fold_truth_not_expr): Call it.
9928
9929 2011-03-25  Jeff Law  <law@redhat.com>
9930
9931         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
9932         va_end.
9933         * c-family/c-common.c (def_fn_type): Likewise.
9934         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
9935         * emit-rtl.c (gen_rtvec): Likewise.
9936         * lto/lto-lang.c (def_fn_type): Likewise.
9937
9938 2011-03-25  Richard Guenther  <rguenther@suse.de>
9939
9940         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
9941         also generate copies.
9942         (fini_copy_prop): Handle constant values properly.
9943
9944 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
9945
9946         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
9947         mode size instead of bitsize with DWARF2_ADDR_SIZE.
9948         (hash_loc_operands, compare_loc_operands): Handle
9949         DW_OP_GNU_entry_value.
9950
9951 2011-03-25  Kai Tietz  <ktietz@redhat.com>
9952
9953         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
9954         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
9955         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
9956         comment and use macro TARGET_64BIT_MS_ABI instead.
9957         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
9958         and change default behavior for 32-bit MS_ABI.
9959         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
9960         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
9961         32-bit, too.
9962         (ix86_cfun_abi): Likewise.
9963         (ix86_maybe_switch_abi): Adjust comment.
9964         (init_cumulative_args): Check for bit-ness in MS_ABI case.
9965         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
9966         instead of checking for SYSV_ABI.
9967         (ix86_nsaved_sseregs): Likewise.
9968         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
9969         to 16 bytes.
9970         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
9971         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
9972         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
9973         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
9974         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
9975
9976 2011-03-25  Richard Guenther  <rguenther@suse.de>
9977
9978         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
9979         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
9980         (verify_gimple): Remove.
9981         * tree-cfg.c (verify_gimple_call): Merge verification
9982         from verify_stmts.
9983         (verify_gimple_phi): Merge verification from verify_stmts.
9984         (verify_gimple_label): New function.
9985         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
9986         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
9987         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
9988         (verify_stmts): Rename to verify_gimple_in_cfg.
9989         (verify_gimple_in_cfg): New function.
9990         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
9991         * tree-ssa.c (verify_ssa): Likewise.
9992         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
9993
9994 2011-03-25  Richard Guenther  <rguenther@suse.de>
9995
9996         * passes.c (init_optimization_passes): Add FRE pass after
9997         early SRA.
9998
9999 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
10000             Andrew Stubbs  <ams@codesourcery.com>
10001
10002         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
10003         for Cortex-A8.
10004         (arm_movdi_vfp_cortexa8): New pattern.
10005         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
10006         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
10007         instructions when tuning for Cortex-A8.  Set attribute "arch".
10008         * config/arm/arm.md: Move include arm-tune.md up a bit.
10009         (define_attr "arch"): Add "onlya8" and "nota8" values.
10010         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
10011
10012 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
10013
10014         PR bootstrap/48282
10015         Revert:
10016         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10017
10018         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
10019         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
10020         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
10021         * passes.c (init_optimization_passes): Move
10022         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
10023
10024 2011-03-25  Kai Tietz  <ktietz@redhat.com>
10025
10026         * c-typeck.c (comptypes_internal): Replace target
10027         hook call of comp_type_attributes by version in tree.c file.
10028         * gimple.c (gimple_types_compatible_p_1): Likewise.
10029         * tree-ssa.c (useless_type_conversion_p): Likewise.
10030         * tree.c (build_type_attribute_qual_variant): Likewise.
10031         (attribute_value_equal): New static helper function.
10032         (comp_type_attributes): New function.
10033         (merge_attributes): Use attribute_value_equal for comparison.
10034         (attribute_list_contained): Likewise.
10035         * tree.h (comp_type_attributes): New prototype.
10036
10037 2011-03-25  Richard Guenther  <rguenther@suse.de>
10038
10039         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
10040         of complex types at -O0.
10041         (verify_gimple_assign_binary): Likewise.
10042         (verify_gimple_assign_ternary): Likewise.
10043
10044 2011-03-24  Mark Wielaard  <mjw@redhat.com>
10045
10046         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
10047         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
10048
10049 2011-03-24  Mark Wielaard  <mjw@redhat.com>
10050
10051         PR debug/48041
10052         * dwarf2out.c (output_abbrev_section): Only write table when
10053         abbrev_die_table_in_use > 1.
10054
10055 2011-02-24  Richard Henderson  <rth@redhat.com>
10056
10057         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
10058         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
10059         (alpha_expand_unaligned_load_words): Use extql.
10060         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
10061         (emit_insxl): Handle all modes for consistency.
10062
10063 2011-02-24  Richard Henderson  <rth@redhat.com>
10064
10065         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
10066         (alpha_expand_unaligned_load): Likewise.
10067         (alpha_expand_unaligned_store): Likewise.
10068         (alpha_expand_unaligned_load_words): Likewise.
10069         (alpha_expand_unaligned_store_words): Likewise.
10070         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
10071         (alpha_split_lock_test_and_set_12): Likewise.
10072         (print_operand, alpha_fold_builtin_extxx): Likewise.
10073         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
10074         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
10075         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
10076         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
10077         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
10078         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
10079         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
10080         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
10081         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
10082         (extwl, extll, extql): Similarly.
10083         (inswh, inslh, insqh): Similarly.
10084         (mskbl, mskwl, mskll, mskql): Similarly.
10085         (mskwh, msklh, mskqh): Similarly.
10086
10087 2011-02-24  Richard Henderson  <rth@redhat.com>
10088
10089         * config/alpha/alpha.md (attribute isa): Add er, ner.
10090         (attribute enabled): Handle them.
10091         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
10092
10093 2011-02-24  Richard Henderson  <rth@redhat.com>
10094
10095         * config/alpha/alpha.md (attribute isa): Add vms.
10096         (attribute enabled): Handle it.
10097         (*movsf): Merge *movsf_{nofix,fix,nofp}.
10098         (*movdf): Merge *movdf_{nofix,fix,nofp}.
10099         (*movtf): Rename from *movtf_internal for consistency.
10100         (*movsi): Merge with *movsi_nt_vms.
10101         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
10102         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
10103         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
10104         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
10105
10106 2011-02-24  Richard Henderson  <rth@redhat.com>
10107
10108         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
10109         (extendqisi2, extendhisi2): Likewise.
10110         (extendqidi2): Simplify BWX/non-BWX expansions.
10111         (extendhidi2): Similarly.
10112
10113 2011-02-24  Richard Henderson  <rth@redhat.com>
10114
10115         * config/alpha/alpha.md (attribute isa): New.
10116         (attribute enabled): New.
10117         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
10118         (zero_extendqisi2, zero_extendqidi2): Similarly.
10119         (zero_extendhisi2, zero_extendhidi2): Similarly.
10120         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
10121
10122 2011-02-24  Richard Henderson  <rth@redhat.com>
10123
10124         * config/alpha/predicates.md (input_operand): Revert last change;
10125         update comment to mention 32-bit VMS rather than Windows.
10126
10127 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10128
10129         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
10130         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
10131         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
10132         * passes.c (init_optimization_passes): Move
10133         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
10134
10135 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
10136
10137         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
10138
10139 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
10140
10141         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
10142         correctly.
10143
10144 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
10145
10146         PR debug/48204
10147         * simplify-rtx.c (simplify_const_unary_operation): Call
10148         real_convert when changing mode class with FLOAT_EXTEND.
10149
10150 2011-03-24  Nick Clifton  <nickc@redhat.com>
10151
10152         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
10153         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
10154         * config/rx/rx.c (rx_option_override): Set align_jumps,
10155         align_loops and align_labels if not set by the user.
10156         (rx_align_for_label): New function.
10157         (rx_max_skip_for_label): New function.
10158         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
10159         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
10160         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
10161         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
10162         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
10163
10164 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
10165
10166         PR rtl-optimization/48263
10167         * optabs.c (expand_binop_directly): Reinstate convert_modes code
10168         and original commutative_p handling.  Use maybe_gen_insn.
10169
10170 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10171
10172         * reload.c (find_reloads_subreg_address): Add address_reloaded
10173         parameter and return true there if the full address has been
10174         reloaded.
10175         (find_reloads_toplev): Pass address_reloaded flag.
10176         (find_reloads_address_1): Don't use address_reloaded parameter.
10177
10178 2011-03-24  Jeff Law  <law@redhat.com>
10179
10180         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
10181         unused variable "ann".
10182         (remove_unused_locals): Likewise.
10183
10184         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
10185         statement.
10186
10187         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
10188         after it is freed.
10189
10190 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10191
10192         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
10193         for invalid symbolic addresses.
10194         (s390_secondary_reload): Don't use s390_check_symref_alignment for
10195         larl operands.
10196
10197 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
10198
10199         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
10200         the argument in calls to fold_truth_not_expr.
10201
10202 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10203
10204         * tree.c (record_node_allocation_statistics): New function.
10205         (make_node_stat, copy_node_stat, build_string): Call it.
10206         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
10207         (build1_stat, build_omp_clause): Likewise.
10208
10209 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
10210
10211         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
10212         last commit.
10213
10214 2011-03-24  Richard Guenther  <rguenther@suse.de>
10215
10216         PR tree-optimization/48271
10217         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
10218         blocks that still exist.
10219
10220 2011-03-24  Richard Guenther  <rguenther@suse.de>
10221
10222         PR tree-optimization/48270
10223         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
10224         not free datarefs before ddrs.
10225
10226 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
10227
10228         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
10229         from the address built for a reference with variable offset.
10230
10231 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
10232
10233         PR target/48237
10234         * config/i386/i386.md (*movdf_internal_rex64): Do not split
10235         alternatives that can be handled with movq or movabsq insn.
10236         (*movdf_internal): Disable for !TARGET_64BIT.
10237         (*movdf_internal_nointeger): Ditto.
10238         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
10239
10240 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10241
10242         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
10243         (FUNCTION_ARG_ADVANCE): Likewise.
10244         * tm.texi.in: Change references to them to hook references.
10245         * tm.texi: Regenerate.
10246         * targhooks.c (default_function_arg): Eliminate check for target macro.
10247         (default_function_incoming_arg): Likewise.
10248         (default_function_arg_advance): Likewise.
10249         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
10250         (function_arg_advance): Likewise.
10251         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
10252
10253 2011-03-24  Richard Guenther  <rguenther@suse.de>
10254
10255         PR middle-end/48269
10256         * tree-object-size.c (addr_object_size): Do not double-account
10257         for MEM_REF offsets.
10258
10259 2011-03-24  Diego Novillo  <dnovillo@google.com>
10260
10261         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
10262         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
10263         (lto_input_data_block): Move from lto-opts.c.  Make extern.
10264         Update all users.
10265         (lto_input_string): Rename from input_string.  Make extern.
10266         Update all users.
10267         * lto-streamer-out.c (lto_output_string_with_length): Rename from
10268         output_string_with_length.
10269         Output 0 to indicate a non-NULL string.  Update all callers to
10270         not emit 0.
10271         (lto_output_string): Rename from output_string.  Make extern.
10272         Update all users.
10273         (lto_output_decl_state_streams): Make extern.
10274         (lto_output_decl_state_refs): Make extern.
10275         * lto-streamer.h (lto_input_string): Declare.
10276         (lto_input_data_block): Declare.
10277         (lto_output_string): Declare.
10278         (lto_output_string_with_length): Declare.
10279         (lto_output_decl_state_streams): Declare.
10280         (lto_output_decl_state_refs): Declare.
10281
10282 2011-03-24  Richard Guenther  <rguenther@suse.de>
10283
10284         PR tree-optimization/46562
10285         * tree.c (build_invariant_address): New function.
10286         * tree.h (build_invariant_address): Declare.
10287         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
10288         a renamed function moved ...
10289         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
10290         Take valueization callback parameter.
10291         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
10292         * gimple-fold.h: New file.
10293         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
10294         (ccp_fold, fold_const_aggregate_ref,
10295         fold_ctor_reference, fold_nonarray_ctor_reference,
10296         fold_array_ctor_reference, fold_string_cst_ctor_reference,
10297         get_base_constructor): Move ...
10298         * gimple-fold.c: ... here.
10299         (gimple_fold_stmt_to_constant_1): New function
10300         split out from ccp_fold.  Take a valueization callback parameter.
10301         Valueize all operands.
10302         (gimple_fold_stmt_to_constant): New wrapper function.
10303         (fold_const_aggregate_ref_1): New function split out from
10304         fold_const_aggregate_ref.  Take a valueization callback parameter.
10305         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
10306         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
10307         invariant POINTER_PLUS_EXPRs to invariant form.
10308         (vn_valueize): New function.
10309         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
10310         * tree-vrp.c (vrp_valueize): New function.
10311         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
10312         to fold statements to constants.
10313         * tree-ssa-pre.c (eliminate): Properly guard propagation of
10314         function declarations.
10315         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
10316         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
10317
10318 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
10319
10320         * config/h8300/predicates.md (jump_address_operand): Fix register
10321         mode check.
10322
10323 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
10324
10325         * doc/invoke.texi (max-stores-to-sink): Document.
10326         * params.h (MAX_STORES_TO_SINK): Define.
10327         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
10328         if either vectorization or if-conversion is disabled.
10329         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
10330         tree-vect-data-refs.c vect_equal_offsets.
10331         (dr_equal_offsets_p): New function.
10332         (find_data_references_in_bb): Remove static.
10333         * tree-data-ref.h (find_data_references_in_bb): Declare.
10334         (dr_equal_offsets_p): Likewise.
10335         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
10336         (vect_drs_dependent_in_basic_block): Update calls to
10337         vect_equal_offsets.
10338         (vect_check_interleaving): Likewise.
10339         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
10340         (cond_if_else_store_replacement): Rename to...
10341         (cond_if_else_store_replacement_1): ... this.  Change arguments and
10342         documentation.
10343         (cond_if_else_store_replacement): New function.
10344         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
10345         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
10346
10347 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
10348
10349         PR target/46934
10350         * config/arm/arm.md (casesi): Use the gen_int_mode() function
10351         to subtract lower bound instead of GEN_INT().
10352
10353 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
10354
10355         PR other/48179
10356         PR other/48221
10357         PR other/48234
10358         * doc/extend.texi (Alignment): Move section to match order in TOC.
10359         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
10360         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
10361
10362 2011-03-23  Jeff Law  <law@redhat.com>
10363
10364         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
10365         before removing the edge.
10366
10367         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
10368         it may have been freed by redirect_branch_edge or
10369         redirect_edge_succ_nodup.
10370
10371 2011-03-23  Richard Guenther  <rguenther@suse.de>
10372
10373         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
10374         (check_va_list_escapes): Likewise.
10375         (check_all_va_list_escapes): Likewise.
10376
10377 2011-03-23  Richard Guenther  <rguenther@suse.de>
10378
10379         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
10380         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
10381         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
10382         (alias.o): Likewise.
10383         (ipa-type-escape.o): Remove.
10384         (ipa-struct-reorg.o): Likewise.
10385         (GTFILES): Remove ipa-struct-reorg.c.
10386         * alias.c: Do not include ipa-type-escape.h.
10387         * tree-ssa-alias.c: Likewise.
10388         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
10389         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
10390         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
10391         and ipa-type-escape passes.
10392         * tree-pass.h (pass_ipa_type_escape): Remove.
10393         (pass_ipa_struct_reorg): Likewise.
10394         * ipa-struct-reorg.h: Remove.
10395         * ipa-struct-reorg.c: Likewise.
10396         * ipa-type-escape.h: Likewise.
10397         * ipa-type-escape.c: Likewise.
10398         * doc/invoke.texi (-fipa-struct-reorg): Remove.
10399         (--param struct-reorg-cold-struct-ratio): Likewise.
10400         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
10401         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
10402         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
10403
10404 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10405
10406         * config/s390/2084.md: Enable all insn reservations also for z9_ec
10407         cpu attribute value.
10408         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
10409         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
10410         * config/s390/s390.c (processor_flags_table): New constant array.
10411         (s390_handle_arch_option): Remove.
10412         (s390_handle_option): Remove s390_handle_arch_option invocations
10413         and OPT_mwarn_framesize_ handling.
10414         (s390_option_override): Remove s390_handle_arch_option invocation.
10415         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
10416         warnings.
10417         * config/s390/s390.md (cpu attribute): Add z9_ec value.
10418         * config/s390/s390.opt (s390_tune, s390_arch)
10419         (march=): Replace s390_arch_option enum and values with
10420         processor_type.  Set variable name to s390_arch.  Set
10421         initialization value.
10422         (mtune=): Replace s390_arch_option with processor_type.  Set
10423         variable name to s390_tune.  Set initialization value.
10424
10425 2011-03-23  Julian Brown  <julian@codesourcery.com>
10426
10427         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
10428         accesses which are not naturally aligned.
10429
10430 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
10431
10432         PR target/47553
10433         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
10434
10435 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
10436
10437         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
10438         parameter from "int" to "enum insn_code".
10439         (expand_operand_type): New enum.
10440         (expand_operand): New structure.
10441         (create_expand_operand): New function.
10442         (create_fixed_operand, create_output_operand): Likewise
10443         (create_input_operand, create_convert_operand_to): Likewise.
10444         (create_convert_operand_from, create_address_operand): Likewise.
10445         (create_integer_operand): Likewise.
10446         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
10447         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
10448         (expand_insn, expand_jump_insn): Likewise.
10449         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
10450         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
10451         (expand_movstr, expand_builtin___clear_cache): Likewise.
10452         (expand_builtin_lock_release): Likewise.
10453         * explow.c (allocate_dynamic_stack_space): Likewise.
10454         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
10455         and use the default handling in that case.
10456         * expmed.c (check_predicate_volatile_ok): Delete.
10457         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
10458         (emit_cstore): Likewise.
10459         * expr.c (emit_block_move_via_movmem): Likewise.
10460         (set_storage_via_setmem, expand_assignment): Likewise.
10461         (emit_storent_insn, try_casesi): Likewise.
10462         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
10463         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
10464         (expand_vec_shift_expr, expand_binop_directly): Likewise.
10465         (expand_twoval_unop, expand_twoval_binop): Likewise.
10466         (expand_unop_direct, emit_indirect_jump): Likewise.
10467         (emit_conditional_move, vector_compare_rtx): Likewise.
10468         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
10469         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
10470         (expand_sync_lock_test_and_set): Likewise.
10471         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
10472         (emit_unop_insn): Likewise.
10473         (expand_copysign_absneg): Change icode to an insn_code.
10474         (create_convert_operand_from_type): New function.
10475         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
10476         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
10477         (expand_insn, expand_jump_insn): Likewise.
10478         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
10479         than const_int_operand for operand 2.
10480
10481 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10482
10483         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
10484         if possible.
10485
10486 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10487
10488         * emit-rtl.c (emit_pattern_before_noloc): New function.
10489         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
10490         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
10491         (emit_pattern_after_noloc): New function.
10492         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
10493         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
10494
10495 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10496
10497         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
10498         (__ffsDI2): Likewise.
10499
10500 2011-03-22  Richard Henderson  <rth@redhat.com>
10501
10502         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
10503         of !TARGET_ABI_OPEN_VMS.
10504         (alpha_trampoline_init, alpha_start_function): Likewise.
10505         (alpha_expand_epilogue, alpha_file_start): Likewise.
10506         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
10507         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
10508         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
10509         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
10510         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
10511
10512 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10513
10514         * config/s390/s390-opts.h: New.
10515         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
10516         s390_arch_flags, s390_warn_framesize, s390_stack_size,
10517         s390_stack_guard): Remove.
10518         (s390_handle_arch_option): Return void.  Take enum
10519         s390_arch_option value instead of string and searching array.
10520         (s390_handle_option): Don't assert that global structures are in
10521         use.  Access variables via opts pointer.  Use error_at.  Don't use
10522         sscanf for -mstack-guard= or -mstack-size=.  Update call to
10523         s390_handle_arch_option.
10524         (s390_option_override): Update call to s390_handle_arch_option.
10525         (s390_emit_prologue): Use %d format for s390_stack_size in
10526         diagnostic.  Use %wd for HOST_WIDE_INT.
10527         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
10528         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
10529         * config/s390/s390.opt (config/s390/s390-opts.h): New
10530         HeaderInclude entry.
10531         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
10532         s390_arch_flags, s390_warn_framesize): New Variable entries.
10533         (s390_arch_option): New Enum and EnumValue entries.
10534         (march=): Use Enum instead of Var.
10535         (mstack-guard=, mstack-size=): Use UInteger and Var.
10536         (mtune=): Use Enum.
10537
10538 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10539
10540         * config/score/score.c (score_handle_option): Don't assert that
10541         global structures are in use.  Access target_flags via opts
10542         pointer.  Use value of -march= option to determine target_flags
10543         settings.
10544         * config/score/score.opt (march=): Use Enum.
10545         (score_arch): New Enum and EnumValue entries.
10546
10547 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10548
10549         * config/mep/mep.c (option_mtiny_specified): Remove.
10550         (mep_option_override): Move register handling for -mivc2 from
10551         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
10552         instead of option_mtiny_specified.
10553         (mep_handle_option): Access target_flags via opts pointer.  Don't
10554         assert that global structures are in use.  Defer part of -mivc2
10555         handling and move it to mep_option_override.
10556         * config/mep/mep.opt (IVC2): New Mask entry.
10557         (mivc2): Use Var and Defer instead of Mask.
10558
10559 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10560
10561         * config/v850/v850-opts.h: New.
10562         * config/v850/v850.c (small_memory): Replace with
10563         small_memory_physical_max array.  Make that array static const.
10564         (v850_handle_memory_option): Take integer value of argument.  Take
10565         gcc_options pointer, option text and location.  Return void.
10566         Update for changes to small memory structures.
10567         (v850_handle_option): Access target_flags via opts pointer.  Don't
10568         assert that global structures are in use.  Update calls to
10569         v850_handle_memory_option.
10570         (v850_encode_data_area): Update references to small memory settings.
10571         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
10572         (enum small_memory_type): Move to v850-opts.h.
10573         * config/v850/v850.opt (config/v850/v850-opts.h): New
10574         HeaderInclude entry.
10575         (small_memory_max): New Variable entry.
10576         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
10577         (mtda, mzda): Likewise.
10578
10579 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10580
10581         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
10582         pointer.  Don't assert that global structures are in use.
10583
10584 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10585
10586         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
10587         via opts pointer.  Don't assert that global structures are in use.
10588
10589 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10590
10591         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
10592         (munix=93): Use Var.
10593         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
10594         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
10595         * config/pa/pa-opts.h: New.
10596         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
10597         (pa_handle_option): Don't assert that global structures are in
10598         use.  Access target_flags via opts pointer.  Don't handle
10599         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
10600         OPT_munix_98 here.
10601         (pa_option_override): Handle deferred OPT_mfixed_range_.
10602
10603 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10604
10605         * config/mn10300/mn10300-opts.h: New.
10606         * config/mn10300/mn10300.c (mn10300_processor,
10607         mn10300_tune_string): Remove.
10608         (mn10300_handle_option): Don't assert that global structures are
10609         in use.  Access mn10300_processor via opts pointer.  Don't handle
10610         OPT_mtune_ here.
10611         * config/mn10300/mn10300.h (enum processor_type): Move to
10612         mn10300-opts.h.
10613         (mn10300_processor): Remove.
10614         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
10615         HeaderInclude entry.
10616         (mn10300_processor): New Variable entry.
10617         (mtune=): Use Var.
10618
10619 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10620
10621         * config/microblaze/microblaze.c: Don't include opts.h.
10622         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
10623         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
10624         (mno-clearbss): Use Var and Warn.
10625
10626 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10627
10628         * config/m32r/m32r-opts.h: New.
10629         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
10630         (m32r_handle_option): Don't assert that global structures are in
10631         use.  Access target_flags and m32r_cache_flush_func via opts
10632         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
10633         OPT_mno_flush_trap here.
10634         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
10635         include of m32r-opts.h.
10636         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
10637         HeaderInclude entry.
10638         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
10639         (mmodel=): Use Enum and Var.
10640         (m32r_model): New Enum and EnumValue entries.
10641         (mno-flush-trap): Use Var.
10642         (msdata=): Use Enum and Var.
10643         (m32r_sdata): New Enum and EnumValue entries.
10644
10645 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10646
10647         * config/m32c/m32c.c: Don't include opts.h.
10648         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
10649         m32c_handle_option): Remove.
10650         (m32c_option_override): Check global_options_set.x_target_memregs
10651         instead of target_memregs_set.
10652         * config/m32c/m32c.h (target_memregs): Remove.
10653         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
10654         variable.
10655
10656 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10657
10658         * config/iq2000/iq2000-opts.h: New.
10659         * config/iq2000/iq2000.c: Don't include opts.h.
10660         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
10661         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
10662         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
10663         HeaderInclude entry.
10664         (iq2000_tune): New Variable entry.
10665         (march=): Add comment.  Use Enum.
10666         (iq2000_arch): New Enum and EnumValue entries.
10667         (mcpu=): Use Enum and Var.
10668         (iq2000_tune): New Enum and EnumValue entries.
10669
10670 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10671
10672         * config/ia64/ia64-opts.h: New.
10673         * config/ia64/ia64.c (ia64_tune): Remove.
10674         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
10675         here.  Use error_at.
10676         (ia64_option_override): Handle deferred OPT_mfixed_range_.
10677         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
10678         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
10679         HeaderInclude entry.
10680         (ia64_tune): New Variable entry.
10681         (mfixed-range=): Use Defer and Var.
10682         (mtune=): Use Enum and Var.
10683         (ia64_tune): New Enum and EnumValue entries.
10684
10685 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10686
10687         * config/frv/frv-opts.h: New.
10688         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
10689         frv-opts.h.
10690         (frv_cpu_type): Remove.
10691         * config/frv/frv.c: Don't include opts.h.
10692         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
10693         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
10694         (frv_cpu_type): New Variable entry.
10695         (frv_cpu): New Enum and EnumValue entries.
10696
10697 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10698
10699         * config/cris/cris.c (cris_handle_option): Access target_flags via
10700         opts pointer.  Don't assert that global structures are in use.
10701         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
10702         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
10703
10704 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10705
10706         * config/bfin/bfin-opts.h: New.
10707         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
10708         bfin_si_revision, bfin_workarounds): Remove.
10709         (bfin_cpus): Make static const.
10710         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
10711         not bfin_lib_id_given.
10712         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
10713         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
10714         pointer. Use error_at.  Don't assert that global structures are in use.
10715         * config/bfin/bfin.h: Include bfin-opts.h.
10716         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
10717         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
10718         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
10719         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
10720         entries.
10721
10722 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10723
10724         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
10725         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
10726         or -msoft-float here.
10727         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
10728         -msoft-float and -mhard-float.
10729         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
10730         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
10731         msoft-float.
10732         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
10733         -msoft-float.
10734         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
10735         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
10736         not mhard-float.
10737         (LIBGCC_SPEC): Don't handle -msoft-float.
10738         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
10739         -mhard-float.
10740         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
10741         msoft-float.
10742         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
10743         -mfloat-abi=*, not -msoft-float and -mhard-float.
10744         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
10745         -msoft-float.
10746         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
10747         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
10748         mhard-float and msoft-float.
10749         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
10750         mfloat-abi=soft in comments, not mhard-float and msoft-float.
10751         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
10752         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
10753         mhard-float.
10754         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
10755         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
10756         msoft-float.
10757         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
10758         not mhard-float.
10759         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
10760         not msoft-float.
10761
10762 2011-03-22  Richard Henderson  <rth@redhat.com>
10763
10764         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
10765         TARGET_ABI_WINDOWS_NT.
10766         (alpha_output_function_end_prologue): Likewise.
10767         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
10768         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
10769         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
10770         (trap, *movsi_nt_vms): Likewise.
10771         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
10772         (*tablejump_osf_nt_internal): Remove.
10773         * config/alpha/predicates.md (input_operand): Only test Pmode.
10774
10775 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10776
10777         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
10778         via opts pointer.  Use error_at.  Don't assert that global
10779         structures are in use.
10780
10781 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10782
10783         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
10784         (ix86_handle_option): Access ix86_isa_flags and
10785         ix86_isa_flags_explicit via opts pointer.  Don't assert that
10786         global structures are in use.
10787         (ix86_function_specific_save, ix86_function_specific_restore):
10788         Update ix86_isa_flags_explicit field name.
10789         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
10790         (ix86_isa_flags_explicit): Rename TargetSave entry to
10791         x_ix86_isa_flags_explicit.
10792
10793 2011-03-22  Richard Henderson  <rth@redhat.com>
10794
10795         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
10796         (alpha_option_override, direct_return): Likewise.
10797         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
10798         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
10799         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
10800         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
10801         (alpha_expand_epilogue, alpha_end_function): Likewise.
10802         (alpha_init_libfuncs): Likewise.
10803         (struct machine_function): Remove unicosmk members.
10804         (print_operand) ['t']: Remove.
10805         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
10806         unicosmk_output_module_name, unicosmk_output_common,
10807         current_section_align, unicosmk_output_text_section_asm_op,
10808         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
10809         unicosmk_section_type_flags, unicosmk_unique_section,
10810         unicosmk_asm_named_section, unicosmk_insert_attributes,
10811         unicosmk_output_align, unicosmk_defer_case_vector,
10812         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
10813         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
10814         unicosmk_output_ssib, unicosmk_add_call_info_word,
10815         unicosmk_extern_head, unicosmk_output_default_externs,
10816         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
10817         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
10818         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
10819         * config/alpha/alpha-protos.h: Update.
10820         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
10821         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
10822         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
10823         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
10824         (*mulsi_se, mulvsi3): Likewise.
10825         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
10826         (*divmodsi_internal, call, call_value, realign): Likewise.
10827         (moddi3, umoddi3): Likewise; remove duplicate expander.
10828         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
10829         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
10830         (*movdi_nofix): Remove r/U alternative.
10831         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
10832         * config/alpha/constraints.md ("U"): Remove.
10833         * config/alpha/predicates.md (call_operand"): Don't test
10834         TARGET_ABI_UNICOSMK.
10835
10836 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10837
10838         * target.def (handle_option): Take gcc_options and
10839         cl_decoded_option pointers and location_t.
10840         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
10841         * doc/tm.texi: Regenerate.
10842         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
10843         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
10844         * lto-opts.c (lto_reissue_options): Generate option structure for
10845         targetm.handle_option call.
10846         * opts.c (target_handle_option): Update call to
10847         targetm.handle_option.  Remove assertions about values now passed
10848         down to hook.
10849         * targhooks.c (default_target_handle_option): New.
10850         * targhooks.h (default_target_handle_option): Declare.
10851         * config/alpha/alpha.c: Include opts.h.
10852         (alpha_handle_option): Update to new hook interface.
10853         * config/arm/arm.c: Include opts.h.
10854         (arm_handle_option): Update to new hook interface.
10855         * config/arm/t-arm (arm.o): Update dependencies.
10856         * config/bfin/bfin.c: Include opts.h.
10857         (bfin_handle_option): Update to new hook interface.
10858         * config/cris/cris.c: Include opts.h.
10859         (cris_handle_option): Update to new hook interface.
10860         * config/frv/frv.c: Include opts.h.
10861         (frv_handle_option): Update to new hook interface.
10862         * config/i386/i386.c: Include opts.h.
10863         (ix86_handle_option): Update to new hook interface.
10864         (ix86_valid_target_attribute_inner_p): Generate option structure
10865         for call to ix86_handle_option.
10866         * config/i386/t-i386 (i386.o): Update dependencies.
10867         * config/ia64/ia64.c: Include opts.h.
10868         (ia64_handle_option): Update to new hook interface.
10869         * config/ia64/t-ia64 (ia64.o): Update dependencies.
10870         * config/iq2000/iq2000.c: Include opts.h.
10871         (iq2000_handle_option): Update to new hook interface.
10872         * config/m32c/m32c.c: Include opts.h.
10873         (m32c_handle_option): Update to new hook interface.
10874         * config/m32r/m32r.c: Include opts.h.
10875         (m32r_handle_option): Update to new hook interface.
10876         * config/m68k/m68k.c: Include opts.h.
10877         (m68k_handle_option): Update to new hook interface.
10878         * config/mep/mep.c: Include opts.h.
10879         (mep_handle_option): Update to new hook interface.
10880         * config/microblaze/microblaze.c: Include opts.h.
10881         (microblaze_handle_option): Update to new hook interface.
10882         * config/mips/mips.c: Include opts.h.
10883         (mips_handle_option): Update to new hook interface.
10884         * config/mn10300/mn10300.c: Include opts.h.
10885         (mn10300_handle_option): Update to new hook interface.
10886         * config/pa/pa.c: Include opts.h.
10887         (pa_handle_option): Update to new hook interface.
10888         * config/pdp11/pdp11.c: Include opts.h.
10889         (pdp11_handle_option): Update to new hook interface.
10890         * config/rs6000/rs6000.c: Include opts.h.
10891         (rs6000_handle_option): Update to new hook interface.
10892         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
10893         * config/rx/rx.c: Include opts.h.
10894         (rx_handle_option): Update to new hook interface.
10895         * config/s390/s390.c: Include opts.h.
10896         (s390_handle_option): Update to new hook interface.
10897         * config/score/score.c: Include opts.h.
10898         (score_handle_option): Update to new hook interface.
10899         * config/sh/sh.c: Include opts.h.
10900         (sh_handle_option): Update to new hook interface.
10901         * config/sparc/sparc.c: Include opts.h.
10902         (sparc_handle_option): Update to new hook interface.
10903         * config/v850/v850.c: Include opts.h.
10904         (v850_handle_option): Update to new hook interface.
10905
10906 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10907
10908         * gcc.c (driver_unknown_option_callback): Only permit and save
10909         unknown -Wno- options.
10910         (driver_wrong_lang_callback): Save options directly instead of via
10911         driver_unknown_option_callback.
10912
10913 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
10914
10915         * combine.c (simplify_set): Try harder to find the best CC mode when
10916         simplifying a nested COMPARE on the RHS.
10917
10918 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10919
10920         * config/alpha/gnu.h: Remove.
10921         * config/arc: Remove directory.
10922         * config/arm/netbsd.h: Remove.
10923         * config/arm/t-pe: Remove.
10924         * config/crx: Remove directory.
10925         * config/i386/netbsd.h: Remove.
10926         * config/m68hc11: Remove directory.
10927         * config/m68k/uclinux-oldabi.h: Remove.
10928         * config/mcore/mcore-pe.h: Remove.
10929         * config/mcore/t-mcore-pe: Remove.
10930         * config/netbsd-aout.h: Remove.
10931         * config/rs6000/gnu.h: Remove.
10932         * config/sh/sh-symbian.h: Remove.
10933         * config/sh/symbian-base.c: Remove.
10934         * config/sh/symbian-c.c: Remove.
10935         * config/sh/symbian-cxx.c: Remove.
10936         * config/sh/symbian-post.h: Remove.
10937         * config/sh/symbian-pre.h: Remove.
10938         * config/sh/t-symbian: Remove.
10939         * config/svr3.h: Remove.
10940         * config/vax/netbsd.h: Remove.
10941         * config.build: Don't handle i[34567]86-*-pe.
10942         * config.gcc: Remove handling of deprecations for most deprecated
10943         targets.
10944         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
10945         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
10946         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
10947         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
10948         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
10949         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
10950         Remove cases.
10951         * config.host: Don't handle i[34567]86-*-pe.
10952         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
10953         (ASM_SPEC32): Don't handle -mcall-gnu.
10954         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
10955         -mcall-gnu.
10956         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
10957         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
10958         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
10959         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
10960         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
10961         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
10962         conditional on SYMBIAN.
10963         * configure.ac: Don't handle powerpc*-*-gnu*.
10964         * configure: Regenerate.
10965         * doc/extend.texi (interrupt attribute): Don't mention CRX.
10966         * doc/install-old.texi (m6811, m6812): Don't mention.
10967         * doc/install.texi (arc-*-elf*): Don't document multilib option.
10968         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
10969         (m68k-uclinuxoldabi): Don't mention.
10970         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
10971         Remove.
10972         (-mcall-gnu): Remove.
10973         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
10974         families): Remove constraint documentation.
10975
10976 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
10977
10978         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
10979         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
10980         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
10981
10982 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
10983
10984         PR target/48226
10985         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
10986         vector when peeking at the next token for vector, don't expand the
10987         keywords.
10988
10989 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
10990
10991         * config/avr/avr-protos.h (expand_epilogue): Change prototype
10992         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
10993         * config/avr/avr.c (init_cumulative_args)
10994         (avr_function_arg_advance): Use it.
10995         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
10996         sibcall epilogues.
10997         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
10998         (avr_function_ok_for_sibcall): ...this new function.
10999         (avr_lookup_function_attribute1): New static Function.
11000         (avr_naked_function_p, interrupt_function_p)
11001         (signal_function_p, avr_OS_task_function_p)
11002         (avr_OS_main_function_p): Use it.
11003         * config/avr/avr.md ("sibcall", "sibcall_value")
11004         ("sibcall_epilogue"): New expander.
11005         ("*call_insn", "*call_value_insn"): New insn.
11006         ("call_insn", "call_value_insn"): Remove
11007         ("call", "call_value", "epilogue"): Change expander to handle
11008         sibling calls.
11009
11010 2011-03-21  Nick Clifton  <nickc@redhat.com>
11011
11012         * doc/invoke.texi (Overall Options): Move closing brace to end of
11013         options list.
11014         (Optimization Options): Add missing @gol.
11015         (Directory Options): Likewise.
11016         (i386 and x86-64 Options): Likewise.
11017         (RS6000 and PowerPC Options): Likewise.
11018         (i386 and x86-64 Windows Options): Likewise.
11019         (V850 Options): Add text missing from descriptions.
11020
11021 2011-03-22  Richard Henderson  <rth@redhat.com>
11022
11023         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
11024         (avr_incoming_return_addr_rtx): New.
11025         (emit_push_byte): New.
11026         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
11027         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
11028         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
11029         (emit_pop_byte): New.
11030         (expand_epilogue): Use it.  Pop frame pointer by bytes.
11031         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
11032         (INCOMING_RETURN_ADDR_RTX): New.
11033         (INCOMING_FRAME_SP_OFFSET): New.
11034         (ARG_POINTER_CFA_OFFSET): New.
11035         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
11036         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
11037         (pophi): Remove.
11038
11039         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
11040
11041 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
11042
11043         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
11044         (FUNCTION_ARG_ADVANCE): Likewise.
11045         * tm.texi.in: Change references to them to hook references.
11046         * tm.texi: Regenerate.
11047         * targhooks.c (default_function_arg): Eliminate check for target
11048         macro.
11049         (default_function_incoming_arg): Likewise.
11050         (default_function_arg_advance): Likewise.
11051         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
11052         (function_arg_advance): Likewise.
11053         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
11054
11055 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
11056
11057         * tree.c (build_call_1): New function.
11058         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
11059
11060 2011-03-22  Richard Guenther  <rguenther@suse.de>
11061
11062         PR tree-optimization/48228
11063         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
11064         for single-arg PHIs.
11065
11066 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
11067
11068         PR rtl-optimization/48143
11069         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
11070         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
11071         sse2_cvtps2pd): Likewise.
11072
11073 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11074
11075         * recog.c (canonicalize_change_group): Use validate_unshare_change.
11076
11077 2011-03-22  Richard Guenther  <rguenther@suse.de>
11078
11079         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
11080         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
11081         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
11082         and REALIGN_LOAD_EXPR.
11083         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
11084         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
11085         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
11086         DOT_PROD_EXPR case ...
11087         (expand_expr_real_2): ... here.
11088         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
11089         and REALIGN_LOAD_EXPR.
11090         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
11091         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
11092         (vect_create_epilog_for_reduction): Likewise.
11093         (vectorizable_reduction): Likewise.
11094         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
11095         * tree-vect-stmts.c (vectorizable_load): Likewise.
11096
11097 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
11098
11099         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
11100
11101 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11102
11103         * config/s390/s390.c (s390_delegitimize_address): Fix offset
11104         handling for PLTOFF/GOTOFF.
11105
11106 2011-03-22  Nick Clifton  <nickc@redhat.com>
11107
11108         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
11109         trailing backslash from the end of the macro definition.
11110
11111 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11112
11113         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
11114         and PLT unspecs.
11115
11116 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
11117
11118         * expr.h (prepare_operand): Move to...
11119         * optabs.h (prepare_operand): ...here and change the insn code
11120         parameter from "int" to "enum insn_code".
11121         (insn_operand_matches): Declare.
11122         * expr.c (init_expr_target): Use insn_operand_matches.
11123         (compress_float_constant): Likewise.
11124         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
11125         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
11126         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
11127         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
11128         Likewise.
11129         (gen_cond_trap): Likewise.
11130         (prepare_operand): Likewise.  Change icode to an insn_code.
11131         (insn_operand_matches): New function.
11132         * reload.c (find_reloads_address_1): Use insn_operand_matches.
11133         * reload1.c (gen_reload): Likewise.
11134         * targhooks.c (default_secondary_reload): Likewise.
11135
11136 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
11137
11138         * config/alpha/alpha.md (unspec): New define_c_enum.
11139         (unspecv): Ditto.
11140
11141 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
11142
11143         PR debug/48214
11144         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
11145         between a call and its CALL_ARG_LOCATION note.
11146
11147 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
11148
11149         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
11150
11151 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
11152
11153         PR c/42544
11154         PR c/48197
11155         * c-common.c (shorten_compare): If primopN is first sign-extended
11156         to opN and then zero-extended to result type, set primopN to opN.
11157
11158 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
11159
11160         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
11161         for barrier handlers.
11162
11163 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
11164
11165         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
11166         UNSPEC constants to be in the unspec enumeration, and redefine
11167         all UNSPECV constants to be in the unspecv enumeration, so that
11168         dumps print which unspec/unspec_volatile this is.
11169         * config/rs6000/vector.md (UNSPEC_*): Ditto.
11170         * config/rs6000/paired.md (UNSPEC_*): Ditto.
11171         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
11172         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
11173         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
11174
11175         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
11176         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
11177         UNSPECV_LWSYNC, since these are used as unspec_volatile.
11178         * config/rs6000/sync.md (isync, lwsync): Ditto.
11179
11180 2011-03-21  Richard Guenther  <rguenther@suse.de>
11181
11182         * params.def (lto-min-partition): Fix typo.
11183
11184 2011-03-21  Richard Guenther  <rguenther@suse.de>
11185
11186         PR c/47939
11187         * c-decl.c (grokdeclarator): Drop to the main variant only
11188         for array types.  Drop flag_gen_aux_info check.
11189
11190 2011-03-21  Richard Guenther  <rguenther@suse.de>
11191
11192         PR translation/47911
11193         * params.def (lto-partitions): Fix typo.
11194         (lto-min-partition): Fix wording.
11195
11196 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
11197
11198         * config/rs6000/t-freebsd: Remove duplication from file.
11199
11200 2011-03-21  Richard Guenther  <rguenther@suse.de>
11201
11202         PR middle-end/47661
11203         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
11204
11205 2011-03-21  Richard Guenther  <rguenther@suse.de>
11206
11207         PR lto/48210
11208         * params.def (lto-partitions): Require at least 1 partition.
11209
11210 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11211
11212         * gthr-solaris.h: Remove.
11213         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
11214         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
11215         (LIB_SPEC): Likewise.
11216         * config/sol2.opt (threads): Remove.
11217         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
11218         (sparc*-*-solaris2*): Likewise.
11219         * configure.ac (enable_threads): Enable solaris support.
11220         * configure: Regenerate.
11221         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
11222         * doc/install.texi (Configuration, --enable-threads=lib): Remove
11223         solaris.
11224
11225 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11226
11227         * config.gcc: Obsolete *-*-solaris2.8*.
11228         * doc/install.texi (Specific, *-*-solaris2*): Document it.
11229
11230 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11231
11232         PR bootstrap/48135
11233         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
11234         reference.  Solaris 8 perl works.
11235
11236 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11237
11238         PR bootstrap/48135
11239         * doc/install.texi (Prerequisites): Move jar etc. up.
11240         Explain support library version requirements.
11241
11242 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11243
11244         PR bootstrap/48135
11245         * doc/install.texi (Prerequisites): Move Perl to build
11246         requirements.  Always necessary on Solaris 2 with Sun ld.
11247
11248 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11249
11250         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
11251         binutils 2.21.
11252         (Specific, i?86-*-solaris2.[89]): Likewise.
11253         (Specific, i?86-*-solaris2.10): Likewise.
11254         (Specific, mips-sgi-irix6): Likewise.
11255         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
11256         Update for binutils 2.21.
11257
11258 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11259
11260         * configure.ac (gcc_cv_lto_plugin): Fix typo.
11261         Allow -fuse-linker-plugin for non-default plugin linker.
11262         * configure: Regenerate.
11263
11264 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
11265
11266         PR bootstrap/48167
11267         * gengtype.c (files_rules): Added rule for cp/parser.h.
11268
11269 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
11270
11271         PR target/48213
11272         * config/s390/s390.c (s390_delegitimize_address): Don't call
11273         lowpart_subreg if orig_x has BLKmode.
11274
11275 2011-03-21  Kai Tietz  <ktietz@redhat.com>
11276
11277         PR target/12171
11278         * doc/plugins.texi: Adjust documentation for plugin register_callback.
11279         * tree.h (attribute_spec): Add new member affects_type_identity.
11280         * attribs.c (empty_attribute_table): Adjust attribute_spec
11281         initializers.
11282         * config/alpha/alpha.c: Likewise.
11283         * config/arc/arc.c: Likewise.
11284         * config/arm/arm.c: Likewise.
11285         * config/avr/avr.c: Likewise.
11286         * config/bfin/bfin.c: Likewise.
11287         * config/crx/crx.c: Likewise.
11288         * config/darwin.h: Likewise.
11289         * config/h8300/h8300.c: Likewise.
11290         * config/i386/cygming.h: Likewise.
11291         * config/i386/i386.c: Likewise.
11292         * config/ia64/ia64.c: Likewise.
11293         * config/m32c/m32c.c: Likewise.
11294         * config/m32r/m32r.c: Likewise.
11295         * config/m68hc11/m68hc11.c: Likewise.
11296         * config/m68k/m68k.c: Likewise.
11297         * config/mcore/mcore.c: Likewise.
11298         * config/mep/mep.c: Likewise.
11299         * config/microblaze/microblaze.c: Likewise.
11300         * config/mips/mips.c: Likewise.
11301         * config/rs6000/rs6000.c: Likewise.
11302         * config/rx/rx.c: Likewise.
11303         * config/sh/sh.c: Likewise.
11304         * config/sol2.h: Likewise.
11305         * config/sparc/sparc.c: Likewise.
11306         * config/spu/spu.c: Likewise.
11307         * config/stormy16/stormy16.c: Likewise.
11308         * config/v850/v850.c: Likewise.
11309
11310 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
11311
11312         * simplify-rtx.c (simplify_binary_operation_1): Handle
11313         (xor (and A B) C) case when B and C are both constants.
11314
11315 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
11316
11317         * tree-dfa.c (add_referenced_var): Fix typo in comment.
11318
11319 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
11320
11321         PR bootstrap/48168
11322         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
11323
11324 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
11325
11326         PR rtl-optimization/48156
11327         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
11328         assume df and df_lr are not NULL.
11329
11330 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11331
11332         PR debug/48023
11333         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
11334         between a call and its CALL_ARG_LOCATION note.
11335
11336 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
11337
11338         PR debug/48178
11339         * config/sh/sh.c (find_barrier): Don't emit a constant pool
11340         between a call and its corresponding CALL_ARG_LOCATION note.
11341
11342 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
11343
11344         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
11345         instead of loop. Use HARD_REGISTER_NUM_P predicate.
11346         * haifa-sched.c (setup_ref_regs): Ditto.
11347         * caller-save.c (add_used_regs_1): Ditto.
11348         * dse.c (look_for_hardregs): Ditto.
11349         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
11350         * sched-rgn.c (check_live_1): Ditto.
11351
11352 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
11353
11354         * c-decl.c (diagnose_mismatched_decls): Give an error for
11355         redefining a typedef with variably modified type.
11356
11357 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
11358
11359         * c-decl.c (grokfield): Don't allow typedefs for structures or
11360         unions with no tag by default.
11361         * doc/extend.texi (Unnamed Fields): Update.
11362
11363 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
11364
11365         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
11366         Rewrite using indirect functions.
11367         (lwp_slwpcb): Ditto.
11368         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
11369         (avx_vinsertf128<mode>): Ditto.
11370
11371 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11372
11373         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
11374         unspecs.
11375
11376 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11377
11378         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
11379         splitting between a call and its corresponding CALL_ARG_LOCATION note.
11380
11381 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
11382
11383         PR rtl-optimization/48170
11384         * gcse.c (hoist_code): Remove bogus asserts.
11385
11386 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
11387
11388         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
11389         computation for prologue/epilogue.
11390
11391 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11392
11393         * Makefile.in (check-consistency): Remove.
11394
11395 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
11396
11397         PR debug/48176
11398         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
11399         arange_table_in_use is 0, but either text_section_used or
11400         cold_text_section_used is true.  Don't call it if
11401         !info_section_emitted.
11402
11403 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
11404
11405         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
11406         FUNCTION_VALUE_REGNO_P): Remove.
11407         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
11408         Remove.
11409         * config/avr/avr.c (avr_ret_register): Make static inline.
11410         (avr_function_value_regno_p): New function.
11411         (avr_libcall_value): Make static. Add 'func' argument.
11412         (avr_function_value): Make static. Rename 'func' argument to
11413         'fn_decl_or_type', forward it to avr_libcall_value. Call
11414         avr_ret_register function instead of RET_REGISTER macro.
11415         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
11416
11417 2011-03-18  Jason Merrill  <jason@redhat.com>
11418
11419         PR c++/23372
11420         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
11421
11422 2011-03-18  Richard Guenther  <rguenther@suse.de>
11423
11424         * doc/install.texi (--enable-gold): Remove.
11425         (--with-plugin-ld): Document.
11426         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
11427
11428 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
11429
11430         PR middle-end/47790
11431         * expr.c (optimize_bitfield_assignment_op): Revamp to work
11432         again after expansion changes.
11433
11434 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
11435
11436         * combine.c (try_combine): Do simplification only call of
11437         subst() on i2 even when i1 is present. Update comments.
11438
11439 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
11440
11441         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
11442         and UNSPEC_PCREL_SYMOFF.
11443
11444 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11445
11446         * config/s390/s390.md: Use define_c_enum for the unspec constant
11447         definitions.
11448
11449 2011-03-18  Richard Henderson  <rth@redhat.com>
11450             Jakub Jelinek  <jakub@redhat.com>
11451
11452         PR bootstrap/48161
11453         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
11454         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
11455
11456 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11457
11458         PR middle-end/47725
11459         * combine.c (cant_combine_insn_p): Don't check zero/sign
11460         extended hard registers.
11461
11462 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11463
11464         PR middle-end/47725
11465         * combine.c (cant_combine_insn_p): Check zero/sign extended
11466         hard registers.
11467
11468 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
11469
11470         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
11471         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
11472         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
11473         Change return type to bool.
11474         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
11475
11476 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11477
11478         PR debug/48163
11479         * var-tracking.c (prepare_call_arguments): If CALL target
11480         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
11481         pc instead of looking it up using cselib_lookup and use
11482         Pmode for it if x has VOIDmode.
11483         * dwarf2out.c (gen_subprogram_die): If also both first and
11484         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
11485
11486         PR debug/48163
11487         * function.c (assign_parms): For data.passed_pointer parms
11488         use MEM of data.entry_parm instead of data.entry_parm itself
11489         as DECL_INCOMING_RTL.
11490         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
11491         also when passed and declared mode is the same, DECL_RTL
11492         is a MEM with pseudo as address and DECL_INCOMING_RTL is
11493         a MEM too.
11494
11495 2011-03-16  Jeff Law  <law@redhat.com>
11496
11497         PR rtl-optimization/37273
11498         * ira-costs.c (scan_one_insn): Detect constants living in memory and
11499         handle them like argument loads from stack slots.  Do not double
11500         count memory for memory constants and argument loads from stack slots.
11501
11502 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11503
11504         PR debug/48160
11505         * var-tracking.c (prepare_call_arguments): Check SUBREG.
11506
11507 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11508
11509         PR target/48171
11510         * config/i386/i386.opt: Add Save to -mavx and -mfma.
11511
11512 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11513
11514         PR bootstrap/48153
11515         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
11516         if dwarf_strict.
11517         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
11518         Clear call_arg_locations and call_arg_loc_last always.
11519
11520         PR middle-end/48152
11521         * var-tracking.c (prepare_call_arguments): If argument needs to be
11522         passed by reference, adjust argtype and mode.
11523
11524 2011-03-17  Richard Guenther  <rguenther@suse.de>
11525
11526         PR middle-end/48134
11527         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
11528         a value make sure to fold the statement.
11529
11530 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
11531
11532         PR target/43872
11533         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
11534         return condition with !cfun->calls_alloca.
11535
11536 2011-03-17  Richard Guenther  <rguenther@suse.de>
11537
11538         PR bootstrap/48148
11539         * lto-cgraph.c (input_overwrite_node): Clear the abstract
11540         origin for decls in other ltrans units.
11541         (input_varpool_node): Likewise.
11542
11543 2011-03-17  Richard Guenther  <rguenther@suse.de>
11544
11545         PR middle-end/48165
11546         * tree-object-size.c (compute_object_offset): Properly return
11547         the offset operand of MEM_REFs as sizetype.
11548
11549 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11550
11551         PR rtl-optimization/48141
11552         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
11553         * dse.c: Include params.h.
11554         (active_local_stores_len): New variable.
11555         (add_wild_read, dse_step1): Clear it when setting active_local_stores
11556         to NULL.
11557         (record_store, check_mem_read_rtx): Decrease it when removing
11558         from the chain.
11559         (scan_insn): Likewise.  Increase it when adding to chain, if it
11560         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
11561         set active_local_stores to NULL before the addition.
11562         * Makefile.in (dse.o): Depend on $(PARAMS_H).
11563
11564         PR rtl-optimization/48141
11565         * dse.c (record_store): If no positions are needed in an insn
11566         that cannot be deleted, at least unchain it from active_local_stores.
11567
11568 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
11569
11570         PR debug/47510
11571         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
11572         (lookup_type_die_strip_naming_typedef): ... here.
11573         (get_context_die): Use it.
11574         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
11575         the anonymous struct named by the naming typedef.
11576
11577 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
11578
11579         PR target/48154
11580         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
11581         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
11582
11583 2011-03-16  Jeff Law  <law@redhat.com>
11584
11585         * tree-vrp.c (identify_jump_threads): Slightly simplify type
11586         check for operands of conditional.  Allow type to be a pointer.
11587
11588 2011-03-16  Richard Guenther  <rguenther@suse.de>
11589
11590         PR tree-optimization/48149
11591         * fold-const.c (fold_binary_loc): Fold
11592         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
11593
11594 2011-03-16  Richard Guenther  <rguenther@suse.de>
11595
11596         PR tree-optimization/26134
11597         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
11598         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
11599         (non_rewritable_mem_ref_base): Handle complex type component
11600         accesses, constrain offsets for vector and complex extracts
11601         more properly.
11602
11603 2011-03-16  Richard Guenther  <rguenther@suse.de>
11604
11605         PR tree-optimization/48146
11606         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
11607         operands avoiding the need for renaming.
11608
11609 2011-03-16  Richard Guenther  <rguenther@suse.de>
11610
11611         * gimple-fold.c (maybe_fold_reference): Open-code relevant
11612         constant folding.  Move MEM_REF canonicalization first.
11613         Rely on fold_const_aggregate_ref for initializer folding.
11614         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
11615
11616 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
11617
11618         PR middle-end/48136
11619         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
11620         arg0/arg1 or their arguments are always fold converted to matching
11621         types.
11622
11623         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
11624         to nargs.
11625
11626 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11627
11628         PR lto/46944
11629         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
11630         Handle in-tree gold.
11631         (ld_vers): Extract binutils version for gold.
11632         (gcc_cv_ld_hidden): Handle gold here.
11633         (gcc_cv_lto_plugin): Determine level of linker plugin support.
11634         * configure: Regenerate.
11635         * config.in: Regenerate.
11636         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
11637         -fuse-linker-plugin otherwise.
11638         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
11639         (LINK_COMMAND_SPEC): Use it.
11640         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
11641
11642 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
11643
11644         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
11645         * calls.c: Remove debug.h include.
11646         (emit_call_1): Don't call virtual_call_token debug hook.
11647         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
11648         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
11649         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
11650         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
11651         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
11652         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
11653         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
11654         dwarf2out_virtual_call): Remove.
11655         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
11656         copy_call_info and virtual_call hooks.
11657         (dwarf2out_init): Don't initialize vcall_insn_table,
11658         debug_dcall_section and debug_vcall_section.
11659         (prune_unused_types): Don't mark nodes from dcall_table.
11660         (dwarf2out_finish): Don't output dcall or vcall tables.
11661         * final.c (final_scan_insn): Don't call direct_call or
11662         virtual_call debug hooks.
11663         * debug.h (struct gcc_debug_hooks): Remove direct_call,
11664         virtual_call_token, copy_call_info and virtual_call hooks.
11665         (debug_nothing_uid): Remove prototype.
11666         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
11667         copy_call_info and virtual_call hooks.
11668         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
11669         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
11670         * debug.c (do_nothing_debug_hooks): Likewise.
11671         (debug_nothing_uid): Remove.
11672         * doc/invoke.texi (-fenable-icf-debug): Remove.
11673         * common.opt (-fenable-icf-debug): Likewise.
11674
11675         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
11676         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
11677         call's MEM.  Handle functions returning aggregate through a hidden
11678         first pointer.  For virtual calls add clobbered pc to call arguments
11679         chain.
11680         * dwarf2out.c (gen_subprogram_die): Emit
11681         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
11682         can't be emitted.
11683
11684         PR debug/45882
11685         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
11686         * rtl.h (ENTRY_VALUE_EXP): Define.
11687         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
11688         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
11689         * print-rtl.c (print_rtx): Likewise.
11690         * gengtype.c (adjust_field_rtx_def): Likewise.
11691         * var-tracking.c (vt_add_function_parameter): Adjust
11692         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
11693         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
11694         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
11695         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
11696         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
11697
11698         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
11699         Call var_location debug hook even on CALL_INSNs.
11700         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
11701         * rtl.def (ENTRY_VALUE): New.
11702         * dwarf2out.c: Include cfglayout.h.
11703         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
11704         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
11705         (struct call_arg_loc_node): New type.
11706         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
11707         tail_call_site_count): New variables.
11708         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
11709         DW_TAG_GNU_call_site_parameter.
11710         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
11711         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
11712         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
11713         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
11714         and DW_AT_GNU_all_source_call_sites.
11715         (mem_loc_descriptor): Handle ENTRY_VALUE.
11716         (add_src_coords_attributes): Don't add enything if
11717         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
11718         (dwarf2out_abstract_function): Save and clear call_arg_location,
11719         call_site_count and tail_call_site_count around dwarf2out_decl call.
11720         (gen_call_site_die): New function.
11721         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
11722         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
11723         (dwarf2out_function_decl): Clear call_arg_locations,
11724         call_arg_loc_last, set call_site_count and tail_call_site_count
11725         to -1 and free block_map.
11726         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
11727         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
11728         followed by any real instructions.
11729         (dwarf2out_begin_function): Set call_site_count and
11730         tail_call_site_count to 0.
11731         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
11732         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
11733         attempt to force a DIE for it and worst case remove the attribute.
11734         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
11735         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
11736         the decl itself.
11737         * var-tracking.c: Include tm_p.h.
11738         (vt_stack_adjustments): For calls call note_register_arguments.
11739         (argument_reg_set): New variable.
11740         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
11741         ensure the VALUE is resolved.
11742         (call_arguments): New variable.
11743         (prepare_call_arguments): New function.
11744         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
11745         (struct expand_loc_callback_data): Add ignore_cur_loc field.
11746         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
11747         always use the best expression.
11748         (vt_expand_loc): Add ignore_cur_loc argument.
11749         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
11750         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
11751         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
11752         note for all calls.
11753         (vt_add_function_parameter): Use cselib_lookup_from_insn.
11754         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
11755         argument.  Don't call cselib_preserve_only_values and
11756         cselib_reset_table.
11757         (note_register_arguments): New function.
11758         (vt_initialize): Compute argument_reg_set.  Call
11759         vt_add_function_parameters before processing basic blocks instead of
11760         afterwards.  For calls call prepare_call_arguments before calling
11761         cselib_process_insn.
11762         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
11763         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
11764         (var-tracking.o): Depend on $(TM_P_H).
11765         * cfglayout.h (insn_scope): New prototype.
11766         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
11767         * cfglayout.c (insn_scope): No longer static.
11768         * insn-notes.def (CALL_ARG_LOCATION): New.
11769         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
11770         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
11771         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
11772         nothing for DECL_EXTERNAL BLOCK_VARS.
11773
11774 2011-03-16  Alan Modra  <amodra@gmail.com>
11775
11776         PR target/45844
11777         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
11778         create invalid offset address for vsx splat insn.
11779         * config/rs6000/predicates.md (splat_input_operand): New.
11780         * config/rs6000/vsx.md (vsx_splat_*): Use it.
11781
11782 2011-03-15  Xinliang David Li  <davidxl@google.com>
11783
11784         PR c/47837
11785         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
11786         (normalize_preds): New function.
11787         (is_use_properly_guarded): Normalize def predicates.
11788
11789 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11790
11791         PR target/46788
11792         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
11793         in the output template.
11794
11795 2011-03-15  Richard Guenther  <rguenther@suse.de>
11796
11797         PR middle-end/47650
11798         * tree-pretty-print.c (dump_function_declaration): Properly
11799         dump unprototyped and varargs function types.
11800
11801 2011-03-15  Richard Guenther  <rguenther@suse.de>
11802
11803         PR tree-optimization/13954
11804         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
11805         and friends.
11806
11807 2011-03-15  Richard Guenther  <rguenther@suse.de>
11808
11809         PR tree-optimization/48037
11810         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
11811         selects into BIT_FIELD_REFs.
11812         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
11813         vector select.
11814
11815 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
11816
11817         PR tree-optimization/48129
11818         * builtins.c (fold_builtin_snprintf): Convert to type of
11819         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
11820         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
11821
11822 2011-03-15  Richard Guenther  <rguenther@suse.de>
11823
11824         PR tree-optimization/41490
11825         * tree-ssa-dce.c (propagate_necessity): Handle returns without
11826         value but with VUSE.
11827         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
11828         return statements.
11829         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
11830         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
11831         * tree-tailcall.c (find_tail_calls): Ignore returns.
11832
11833 2011-03-15  Richard Guenther  <rguenther@suse.de>
11834
11835         PR middle-end/48031
11836         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
11837         or variable-indexed array accesses when in gimple form.
11838
11839 2011-03-15  Richard Guenther  <rguenther@suse.de>
11840
11841         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
11842
11843 2011-03-15  Alan Modra  <amodra@gmail.com>
11844
11845         PR target/48032
11846         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
11847         presume symbol_refs without a symbol_ref_decl are suitably
11848         aligned, nor other trees we may see here.  Handle anchor symbols.
11849         (legitimate_constant_pool_address_p): Comment.  Add mode param.
11850         Check cmodel=medium addresses.  Adjust all calls.
11851         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
11852         creating cmodel=medium optimized access to locals.
11853         * config/rs6000/constraints.md (R): Pass QImode to
11854         legitimate_constant_pool_address_p.
11855         * config/rs6000/predicates.md (input_operand): Pass mode to
11856         legitimate_constant_pool_address_p.
11857         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
11858         Update prototype.
11859
11860 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
11861
11862         PR target/48053
11863         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
11864         64-bit constants being loaded into registers other than GPRs such
11865         as loading 0 into a VSX register.
11866
11867 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11868
11869         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
11870
11871 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
11872
11873         PR middle-end/47917
11874         * builtins.c (fold_builtin_snprintf): New function.
11875         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
11876         (fold_builtin_4): Likewise.
11877
11878         PR middle-end/38878
11879         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
11880         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
11881         and C - X == X also strip nops from +/-/p+ operand.
11882         When optimizing -X == C, fold C to arg0's type.
11883
11884         PR debug/47946
11885         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
11886         emit it as add_AT_int instead of add_AT_unsigned.
11887
11888 2011-03-14  Tom Tromey  <tromey@redhat.com>
11889
11890         * unwind-dw2.c: Include sys/sdt.h if it exists.
11891         (_Unwind_DebugHook): Use STAP_PROBE2.
11892         * config.in, configure: Rebuild.
11893         * configure.ac: Check for sys/sdt.h.
11894
11895 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
11896
11897         * config/i386/i386.md (ROUND_FLOOR): New constant.
11898         (ROUND_CEIL): Ditto.
11899         (ROUND_TRUNC): Ditto.
11900         (ROUND_MXCSR): Ditto.
11901         (ROUND_NO_EXC): Ditto.
11902         (rint<mode>2): Use new defines instead of numerical constants.
11903         (floor<mode>2): Ditto.
11904         (ceil<mode>2): Ditto.
11905         (btrunc<mode>2): Ditto.
11906         * config/i386/i386-builtin-types.def: Define ROUND function type
11907         aliases.
11908         * config/i386/i386.c (enum ix86_builtins): Add
11909         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
11910         (struct builtin_description): Add
11911         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
11912         (ix86_expand_sse_round): New static function.
11913         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
11914         function types.
11915         (ix86_builtin_vectorized_function): Handle
11916         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
11917
11918 2011-03-14  Tom Tromey  <tromey@redhat.com>
11919
11920         * c-parser.c (c_parser_asm_string_literal): Clear
11921         warn_overlength_strings.
11922
11923 2011-03-14  Tom Tromey  <tromey@redhat.com>
11924
11925         * c-parser.c (disable_extension_diagnostics): Save
11926         warn_overlength_strings.
11927         (restore_extension_diagnostics): Restore warn_overlength_strings.
11928
11929 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
11930
11931         * BASE-VER: Change to 4.7.0.
11932
11933 2011-03-14  Richard Guenther  <rguenther@suse.de>
11934
11935         PR middle-end/48098
11936         * tree.c (build_vector_from_val): Adjust assert to requirements
11937         and reality.
11938
11939 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
11940
11941         PR bootstrap/48102
11942         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
11943
11944 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
11945
11946         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
11947         terms of target_flags_explicit. Adjust copyright year.
11948
11949         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
11950         * config/rs6000/t-freebsd: New file. Add override for
11951         LIB2FUNCS_EXTRA.
11952
11953 2011-03-13  Chris Demetriou  <cgd@google.com>
11954
11955         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
11956         (-fno-diagnostics-show-option): this, to reflect current default.
11957         (-Werror=): Update text about -fno-diagnostics-show-option.
11958
11959 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
11960
11961         PR target/48053
11962         * config/rs6000/predicates.md (easy_vector_constant_add_self,
11963         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
11964         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
11965         mode is not V2DImode or V2DFmode.
11966         (vspltis_constant): Do not handle V2DImode and V2DFmode.
11967         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
11968         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
11969         registers to 0.
11970         (movdi_internal64): Likewise.
11971
11972 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
11973
11974         PR tree-optimization/47127
11975         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
11976         parameter.
11977         (set_cloog_options): Same.
11978         (scop_to_clast): Same.
11979         (print_clast_stmt): Do not call cloog_state_malloc and
11980         cloog_state_free.
11981         (print_generated_program): Same.
11982         (gloog): Same.
11983         * graphite-clast-to-gimple.h (cloog_state): Declared.
11984         (scop_to_clast): Adjust declaration.
11985         * graphite.c (cloog_state): Defined here.
11986         (graphite_initialize): Call cloog_state_malloc.
11987         (graphite_finalize): Call cloog_state_free.
11988
11989 2011-03-11  Jason Merrill  <jason@redhat.com>
11990
11991         * attribs.c (lookup_attribute_spec): Take const_tree.
11992         * tree.h: Adjust.
11993
11994 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
11995
11996         * config/sparc/sparc.c (sparc_option_override): Use
11997         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
11998
11999 2011-03-11  Richard Guenther  <rguenther@suse.de>
12000
12001         PR tree-optimization/48067
12002         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
12003         multiplication result will be only used once on the target
12004         stmt.
12005
12006 2011-03-11  Richard Guenther  <rguenther@suse.de>
12007
12008         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
12009
12010 2011-03-11  Richard Guenther  <rguenther@suse.de>
12011
12012         PR lto/48073
12013         * tree.c (find_decls_types_r): Do not walk types only reachable
12014         from IDENTIFIER_NODEs.
12015
12016 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
12017
12018         PR middle-end/48044
12019         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
12020         all vnode->force_output nodes as needed.
12021
12022 2011-03-11  Jason Merrill  <jason@redhat.com>
12023
12024         PR c++/48069
12025         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
12026         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
12027
12028 2011-03-11  Martin Jambor  <mjambor@suse.cz>
12029
12030         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
12031         cgraph_node.
12032
12033 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
12034
12035         PR tree-optimization/48063
12036         * ipa-inline.c (cgraph_decide_inlining): Don't try to
12037         inline functions called once if !tree_can_inline_p (node->callers).
12038
12039 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
12040
12041         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
12042         extra_objs.
12043         * config/score/score3.c: Delete.
12044         * config/score/score3.h: Delete.
12045         * config/score/mul-div.S: Delete.
12046         * config/score/sfp-machine.h: Add new file.
12047         * config/score/constraints.md: Add new file.
12048         * config/score/t-score-softfp: Add new file.
12049         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
12050         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
12051         (score7_extra_constraint): Delete.
12052         (score7_option_override): Remove unused code.
12053         * config/score/score.c: Remove score3 and score5 define and code.
12054         * config/score/score.h: Remove score3 and score5 define and code.
12055         * config/score/score.md: Remove score3 template and unusual insn.
12056         * config/score/score.opt: Remove score3 and score5 options.
12057
12058 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12059
12060         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
12061         when _HPUX_SOURCE is defined.
12062         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
12063
12064 2011-03-10  Jason Merrill  <jason@redhat.com>
12065
12066         PR c++/48029
12067         * stor-layout.c (layout_type): Don't set structural equality
12068         on arrays of incomplete type.
12069         * tree.c (type_hash_eq): Handle comparing them properly.
12070
12071 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
12072
12073         PR debug/48043
12074         * config/s390/s390.c (s390_delegitimize_address): Make sure the
12075         result mode matches original rtl mode.
12076
12077 2011-03-10  Nick Clifton  <nickc@redhat.com>
12078
12079         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
12080         (andsi3, andsi3_flags): Fix timings for three operand alternative.
12081
12082 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
12083
12084         PR rtl-optimization/47866
12085         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
12086         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
12087         if target wasn't scalar.
12088         * function.c (assign_stack_temp_for_type): Assert that neither
12089         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
12090         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
12091         macro.
12092         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
12093
12094 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12095
12096         * config/s390/s390-protos.h (s390_label_align): New prototype.
12097         * config/s390/s390.c (s390_label_align): New function.
12098         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
12099
12100 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
12101
12102         PR target/47755
12103         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
12104         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
12105         (output_vec_const_move): Ditto.
12106
12107 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
12108
12109         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
12110         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
12111         * config/mips/mips.c (mips_preferred_reload_class): Make static.
12112         Change 'rclass' argument and result type to reg_class_t.
12113         (TARGET_PREFERRED_RELOAD_CLASS): Define.
12114
12115 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
12116
12117         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12118         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
12119         (TARGET_MEMORY_MOVE_COST): Define.
12120         (avr_register_move_cost, avr_memory_move_cost): New Functions.
12121
12122 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
12123
12124         PR debug/47881
12125         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
12126         removed anything.
12127
12128         PR tree-optimization/48022
12129         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
12130         for EQ/NE_EXPR.
12131
12132 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
12133
12134         PR debug/47991
12135         * var-tracking.c (find_use_val): Return NULL for
12136         cui->sets && cui->store_p BLKmode MEMs.
12137
12138 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
12139
12140         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
12141         Remove.
12142         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
12143         xstormy16_print_operand_address): Remove.
12144         * config/stormy16/stormy16.c (xstormy16_print_operand,
12145         xstormy16_print_operand_address): Make static.
12146         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
12147
12148 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
12149
12150         PR target/47862
12151         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
12152         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
12153         before definition.
12154
12155 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
12156
12157         PR bootstrap/48000
12158         * cfgloopmanip.c (fix_bb_placements): Return immediately
12159         if FROM is BASE_LOOP's header.
12160
12161 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
12162
12163         * gimplify.c (gimplify_function_tree): Fix building calls
12164         to __builtin_return_address.
12165
12166 2011-03-07  Alan Modra  <amodra@gmail.com>
12167
12168         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
12169         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
12170         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
12171         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
12172         return_mode args.
12173         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
12174         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
12175         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
12176         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
12177         * config/rs6000/rs6000.c
12178         (rs6000_elf_end_indicate_exec_stack): Rename to..
12179         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
12180         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
12181         (rs6000_file_start): ..here.
12182         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
12183         file scope variables.
12184         (call_ABI_of_interest): New function.
12185         (init_cumulative_args): Set above vars when function return value
12186         is a float, vector, or small struct.
12187         (rs6000_function_arg_advance_1): Likewise for function args.
12188         (rs6000_va_start): Set rs6000_passes_float if variable arg function
12189         references float args.
12190
12191 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
12192
12193         * doc/cfg.texi: Remove "See" before @ref.
12194         * doc/invoke.texi: Likewise.
12195
12196 2011-03-05  Jason Merrill  <jason@redhat.com>
12197
12198         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
12199
12200 2011-03-05  Anthony Green  <green@moxielogic.com>
12201
12202         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
12203
12204 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
12205
12206         PR rtl-optimization/47899
12207         * cfgloopmanip.c (fix_bb_placements): Fix first argument
12208         to flow_loop_nested_p when moving the loop upward.
12209
12210 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
12211
12212         PR target/47719
12213         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
12214
12215 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
12216
12217         PR tree-optimization/47967
12218         * ipa-cp.c (build_const_val): Return NULL instead of creating
12219         VIEW_CONVERT_EXPR for mismatching sizes.
12220         (ipcp_create_replace_map): Return NULL if build_const_val failed.
12221         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
12222         give up on versioning.
12223
12224 2011-03-05  Alan Modra  <amodra@gmail.com>
12225
12226         PR target/47986
12227         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
12228         full cmodel medium/large lo_sum + high addresses.
12229
12230 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12231
12232         * config/s390/s390.c (s390_decompose_address): Reject non-literal
12233         pool references in UNSPEC_LTREL_OFFSET.
12234
12235 2011-03-04  Jan Hubicka  <jh@suse.cz>
12236
12237         PR lto/47497
12238         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
12239         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
12240         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
12241         Add node pointers.
12242         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
12243         cgraph_add_thunk): Add node pointers.
12244         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
12245         associated to right node.
12246         (input_node): Update use of cgraph_same_body_alias
12247         and cgraph_add_thunk.
12248
12249 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
12250
12251         * config/i386/i386.opt (mprefer-avx128): New flag.
12252         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
12253         modes when the flag -mprefer-avx128 is on.
12254
12255 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
12256
12257         * dwarf2out.c (compare_loc_operands): Fix address handling.
12258
12259 2011-03-04  Alan Modra  <amodra@gmail.com>
12260
12261         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
12262
12263 2011-03-04  Richard Guenther  <rguenther@suse.de>
12264
12265         PR middle-end/47968
12266         * expmed.c (extract_bit_field_1): Prefer vector modes that
12267         vec_extract patterns can handle.
12268
12269 2011-03-04  Richard Guenther  <rguenther@suse.de>
12270
12271         PR middle-end/47975
12272         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
12273
12274 2011-03-04  Richard Henderson  <rth@redhat.com>
12275
12276         * explow.c (emit_stack_save): Remove 'after' parameter.
12277         (emit_stack_restore): Likewise.
12278         * expr.h: Update to match.
12279         * builtins.c, calls.c, stmt.c: Likewise.
12280         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
12281         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
12282         * function.c (expand_function_end): Insert the emit_stack_save
12283         sequence before parm_birth_insn instead of after.
12284
12285 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
12286
12287         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
12288         (ssse3_pmaddubsw128): Ditto.
12289         (ssse3_pmaddubsw): Ditto.
12290
12291 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
12292
12293         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
12294
12295 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
12296
12297         PR c/47963
12298         * gimplify.c (omp_add_variable): Only call omp_notice_variable
12299         on TYPE_SIZE_UNIT if it is a DECL.
12300
12301         PR debug/47283
12302         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
12303         first operand is not is_gimple_mem_ref_addr, try to fold it.
12304         If the operand still isn't is_gimple_mem_ref_addr, clear
12305         MEM_EXPR on op0.
12306
12307 2011-03-03  Richard Guenther  <rguenther@suse.de>
12308
12309         PR middle-end/47283
12310         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
12311         match comment.
12312         (refs_may_alias_p_1): For release branches return true if
12313         we are confused by our input.
12314
12315 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12316
12317         * config/s390/s390.c (s390_function_value): Rename to ...
12318         (s390_function_and_libcall_value): ... this.
12319         (s390_function_value): New function.
12320         (s390_libcall_value): New function.
12321         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
12322         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
12323         target macro definitions.
12324         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
12325
12326 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
12327
12328         * config/i386/freebsd64.h (CC1_SPEC): Define.
12329         * config/i386/linux64.h (CC1_SPEC): Define.
12330         * config/i386/x86-64.h (CC1_SPEC): Don't define.
12331
12332 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
12333
12334         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
12335         Remove.
12336         * config/stormy16/stormy16.c: Include reload.h.
12337         (xstormy16_memory_move_cost): New function.
12338         (TARGET_MEMORY_MOVE_COST): Define.
12339
12340 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
12341
12342         PR rtl-optimization/47925
12343         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
12344         with side effects.  Remove the more-specific check for volatile asms.
12345
12346 2011-03-02  Alan Modra  <amodra@gmail.com>
12347
12348         PR target/47935
12349         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
12350         toc relative addresses for valid offsets.
12351
12352 2011-03-01  Richard Guenther  <rguenther@suse.de>
12353
12354         PR tree-optimization/47890
12355         * tree-vect-loop.c (get_initial_def_for_induction): Set
12356         related stmt properly.
12357
12358 2011-03-01  Richard Guenther  <rguenther@suse.de>
12359
12360         PR lto/47924
12361         * lto-streamer.c (lto_record_common_node): Also register
12362         the canonical type.
12363
12364 2011-03-01  Richard Guenther  <rguenther@suse.de>
12365
12366         PR lto/46911
12367         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
12368         Do not stream DECL_ABSTRACT_ORIGIN.
12369         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
12370         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
12371         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
12372         Do not stream DECL_ABSTRACT_ORIGIN.
12373         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
12374         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
12375
12376 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
12377
12378         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
12379         FUNCTION_VALUE_REGNO_P): Remove.
12380         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
12381         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
12382         Add 'outgoing' argument.
12383         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
12384         function.
12385         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
12386         TARGET_FUNCTION_VALUE_REGNO_P): Define.
12387
12388 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
12389
12390         PR debug/28047
12391         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
12392         (lookup_filename): Likewise.
12393         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
12394
12395 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
12396             Jakub Jelinek  <jakub@redhat.com>
12397
12398         PR middle-end/47893
12399         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
12400         (assign_stack_local_1): Change last argument type to int.
12401         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
12402         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
12403         don't record padding space into frame_space_list nor use those areas.
12404         (assign_stack_local): Adjust caller.
12405         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
12406         of assign_stack_local, pass 0 as last argument.
12407         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
12408         callers.
12409
12410 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
12411
12412         PR debug/47283
12413         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
12414         Use target address_mode and pointer_mode hooks instead of hardcoded
12415         Pmode and ptr_mode.  Handle some simple cases of extending if
12416         POINTERS_EXTEND_UNSIGNED < 0.
12417         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
12418         Call convert_debug_memory_address.
12419         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
12420         convert_debug_memory_address.
12421
12422         PR middle-end/46790
12423         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
12424         * configure: Regenerated.
12425         * config.in: Regenerated.
12426         * varasm.c (default_function_section): Return NULL
12427         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
12428
12429 2011-02-28  Martin Jambor  <mjambor@suse.cz>
12430
12431         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
12432         the description to match the printed values.
12433
12434 2011-02-28  Richard Guenther  <rguenther@suse.de>
12435
12436         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
12437         of the copied scope tree.
12438
12439 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12440
12441         * doc/extend.texi (Function Attributes): Avoid deeply (and
12442         wrongly) nested tables.
12443
12444 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
12445
12446         PR middle-end/47903
12447         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
12448         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
12449         r isn't op0 nor op1.
12450
12451 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
12452
12453         * config/avr/avr.md: Remove magic comment for emacs.
12454
12455 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
12456
12457         PR target/45261
12458         * config/avr/avr.c (avr_option_override): Use error on bad options.
12459         (avr_help): New function.
12460         (TARGET_HELP): Define.
12461
12462 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
12463
12464         PR target/42240
12465         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
12466         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
12467
12468 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
12469
12470         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
12471         (ARM Options): Ditto.
12472         (i386 and x86-64 Options): Ditto.
12473         (RX Options): Ditto.
12474         (SPARC Options): Ditto.
12475
12476 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
12477
12478         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
12479         FreeBSD 6 and later.  Generally use cpu generic.
12480
12481 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
12482
12483         * doc/cpp.texi: Update copyright years.
12484
12485 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
12486
12487         PR target/46898
12488         * config/lm32/lm32.md (ashrsi3): Added needed variable.
12489
12490 2011-02-25  Jon Beniston  <jon@beniston.com>
12491
12492         PR target/46898
12493         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
12494         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
12495         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
12496         (lm32_block_move_inline): Add type cast to remove warning.
12497         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
12498         (gen_int_relational): Move declarations to start of function.
12499
12500 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
12501
12502         PR tree-optimization/45470
12503         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
12504         can throw internally only.
12505         * tree-vect-stmts.c (vectorizable_call): Likewise.
12506
12507 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
12508
12509         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
12510         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
12511         * config/stormy16/stormy16-protos.h
12512         (xstormy16_preferred_reload_class): Remove.
12513         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
12514         static. Change 'rclass' argument and return type to reg_class_t.
12515         (TARGET_PREFERRED_RELOAD_CLASS,
12516         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
12517
12518 2011-02-24  Richard Guenther  <rguenther@suse.de>
12519
12520         * lto-streamer-in.c (input_bb): Do not find referenced vars
12521         in debug statements.
12522
12523 2011-02-23  Jason Merrill  <jason@redhat.com>
12524
12525         * common.opt (fabi-version): Document v5 and v6.
12526
12527 2011-02-23  Richard Guenther  <rguenther@suse.de>
12528
12529         PR tree-optimization/47849
12530         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
12531
12532 2011-02-23  Jie Zhang  <jie@codesourcery.com>
12533
12534         * opts-common.c (decode_cmdline_option): Print empty string
12535         argument as "" in decoded->orig_option_with_args_text.
12536         * gcc.c (execute): Print empty string argument as ""
12537         in the verbose output.
12538         (do_spec_1): Keep empty string argument.
12539
12540 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
12541
12542         * config.gcc: Declare score-* and crx-* obsolete.
12543
12544 2011-02-23  Jie Zhang  <jie@codesourcery.com>
12545
12546         PR rtl-optimization/47763
12547         * web.c (web_main): Ignore naked clobber when replacing register.
12548
12549 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
12550
12551         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
12552         Remove.
12553
12554 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
12555
12556         PR doc/47848
12557         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
12558
12559 2011-02-22  Mike Stump  <mikestump@comcast.net>
12560
12561         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
12562         assembler.
12563         * configure: Regenerate.
12564
12565 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
12566
12567         PR rtl-optimization/46002
12568         * ira-color.c (update_copy_costs): Change class intersection
12569         test to reg_class_contents[] test of 'hard_regno'.
12570
12571 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
12572
12573         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
12574         than Driver option.
12575         * config/hpux11.opt (mt): Likewise.
12576         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
12577         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
12578         * config/vax/elf.opt (mno-asm-pic): Likewise.
12579         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
12580
12581 2011-02-21  Mike Stump  <mikestump@comcast.net>
12582
12583         PR target/47822
12584         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
12585         tree so we can get save the type.
12586         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
12587         for CFString instead of trying to use past the end of the builtins.
12588         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
12589         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
12590         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
12591         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
12592         Rename to darwin_builtin_cfstring.
12593         (darwin_init_cfstring_builtins): Return the built type.
12594
12595 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
12596
12597         PR target/47840
12598         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
12599         (_mm256_insert_epi64): Use _mm_insert_epi64.
12600
12601 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
12602
12603         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12604         * config/stormy16/stormy16-protos.h
12605         (xstormy16_mode_dependent_address_p): Remove.
12606         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
12607         Make static. Change return type to bool. Change argument type to
12608         const_rtx. Remove dead code.
12609         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12610
12611 2011-02-21  Richard Guenther  <rguenther@suse.de>
12612
12613         PR lto/47820
12614         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
12615         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
12616         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
12617         TUs context.
12618         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
12619         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
12620
12621 2011-02-20  Richard Guenther  <rguenther@suse.de>
12622
12623         PR lto/47822
12624         * tree.c (free_lang_data_in_decl): Clean builtins from
12625         the TU decl BLOCK_VARS.
12626
12627 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
12628
12629         PR debug/47620
12630         PR debug/47630
12631         * haifa-sched.c (fix_tick_ready): Skip tick computation
12632         for debug insns.
12633
12634 2011-02-19  Richard Guenther  <rguenther@suse.de>
12635
12636         PR lto/47647
12637         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
12638         Remove lazy BLOCK_VARS streaming.
12639         (lto_input_ts_block_tree_pointers): Likewise.
12640         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
12641
12642 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
12643
12644         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
12645
12646 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
12647
12648         * config/i386/biarch32.h, config/i386/mach.h,
12649         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
12650
12651 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
12652
12653         PR target/47800
12654         * config/i386/i386.md (peephole2 for shift and plus): Use
12655         operands[1] original mode in the first insn.
12656
12657 2011-02-18  Mike Stump  <mikestump@comcast.net>
12658
12659         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
12660
12661 2011-02-18  Jan Hubicka  <jh@suse.cz>
12662
12663         PR middle-end/47788
12664         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
12665         to zero when the function is not inlinable at all.
12666
12667 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12668
12669         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
12670         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
12671         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
12672         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
12673         * config/pa/t-pa64: Likewise.
12674         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
12675
12676 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
12677
12678         PR driver/47787
12679         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
12680
12681 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12682
12683         PR target/47792
12684         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
12685
12686 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
12687
12688         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
12689         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
12690         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
12691         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
12692         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
12693         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
12694         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
12695         m32r_load_postinc_p, m32r_store_preinc_predec_p,
12696         m32r_legitimate_address_p): New functions.
12697         * config/m32r/constraints.md (constraint "S"): Don't use
12698         STORE_PREINC_PREDEC_P.
12699         (constraint "U"): Don't use LOAD_POSTINC_P.
12700
12701 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
12702
12703         PR rtl-optimization/46178
12704         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
12705         compute ira_hard_regno_cover_class[].
12706
12707 2011-02-18  Richard Guenther  <rguenther@suse.de>
12708
12709         PR lto/47798
12710         * lto-streamer.h (lto_global_var_decls): Declare.
12711         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
12712         statics for global var processing.
12713
12714 2011-02-18  Richard Guenther  <rguenther@suse.de>
12715
12716         PR tree-optimization/47737
12717         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
12718         edge dominance check.
12719
12720 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
12721
12722         PR debug/47780
12723         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
12724         avoid invalid rtx sharing.
12725
12726 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
12727
12728         * doc/cpp.texi (Obsolete Features): Add background on the
12729         origin of assertions.
12730
12731 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
12732
12733         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
12734         objc_abi == 2.
12735         * config/darwin.c (output_objc_section_asm_op): Added support for
12736         ABI v1 and v2.
12737         (is_objc_metadata): New.
12738         (darwin_objc2_section): New.
12739         (darwin_objc1_section): New.
12740         (machopic_select_section): Added support for ABI v1 and v2.
12741         (darwin_emit_objc_zeroed): New.
12742         (darwin_output_aligned_bss): Detect objc metadata and treat it
12743         appropriately.
12744         (darwin_asm_output_aligned_decl_common): Same.
12745         (darwin_asm_output_aligned_decl_local): Same.
12746         * config/darwin-sections.def: Updated for ABI v1 and v2.
12747         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
12748         compiling Objective-C code for the NeXT runtime, default to using
12749         ABI version 0 for 32-bit, and version 2 for 64-bit.
12750
12751 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12752
12753         * common.opt (optimize_fast): New Variable.
12754         * opts.c (default_options_optimization): Use opts->x_optimize_fast
12755         instead of local variable ofast.
12756
12757 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
12758
12759         * doc/invoke.texi (fobjc-abi-version): Documented.
12760         (fobjc-nilcheck): Documented.
12761         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
12762         version.
12763
12764 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12765
12766         PR driver/47390
12767         * common.opt (export-dynamic): New Driver option.
12768         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
12769
12770 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12771
12772         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
12773
12774 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
12775             Jan Hubicka  <jh@suse.cz>
12776
12777         PR debug/47106
12778         PR debug/47402
12779         * cfgexpand.c (account_used_vars_for_block): Remove.
12780         (estimated_stack_frame_size): Use referenced vars.
12781         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
12782         that were referenced in the original function.  Test src_fn
12783         rather than cfun.  Drop redundant get_var_ann.
12784         (setup_one_parameter): Drop redundant get_var_ann.
12785         (declare_return_variable): Likewise.
12786         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
12787         (copy_arguments_for_versioning): Drop redundant get_var_ann.
12788         * ipa-inline.c (compute_inline_parameters): Do not compute
12789         disregard_inline_limits here.
12790         (compute_inlinable_for_current, pass_inlinable): New.
12791         (pass_inline_parameters): Require PROP_referenced_vars.
12792         * cgraphunit.c (cgraph_process_new_functions): Don't run
12793         compute_inline_parameters explicitly unless function is in SSA form.
12794         (cgraph_analyze_function): Set .disregard_inline_limits.
12795         * tree-sra.c (convert_callers): Compute inliner parameters
12796         only for functions already in SSA form.
12797
12798 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12799
12800         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
12801         -mlittle-endian-data.
12802
12803 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12804
12805         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
12806         -mno-fpu, not -fpu and -no-fpu.
12807         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
12808         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
12809
12810 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
12811
12812         PR target/43653
12813         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
12814         input reload with PLUS RTX.
12815
12816 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12817
12818         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
12819         of InverseVar(MDMX).
12820
12821 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12822
12823         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
12824         --m4-340.
12825
12826 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12827
12828         * config/mn10300/mn10300.opt (mno-crt0): New.
12829
12830 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12831
12832         * config/m68k/uclinux.opt (static-libc): New Driver option.
12833
12834 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12835
12836         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
12837
12838 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12839
12840         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
12841         %{muser-extend-enabled}.
12842
12843 2011-02-16  Richard Guenther  <rguenther@suse.de>
12844
12845         PR tree-optimization/47738
12846         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
12847         the TODO from tree_predictive_commoning.
12848
12849 2011-02-15  Jeff Law  <law@redhat.com>
12850
12851         Revert
12852         2011-01-25  Jeff Law  <law@redhat.com>
12853
12854         PR rtl-optimization/37273
12855         * ira-costs.c (scan_one_insn): Detect constants living in memory and
12856         handle them like argument loads from stack slots.  Do not double
12857         count memory for memory constants and argument loads from stack slots.
12858
12859 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
12860
12861         PR middle-end/47725
12862         * combine.c (cant_combine_insn_p): Revert the last change.
12863
12864 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
12865
12866         PR target/47755
12867         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
12868         mode for vector constants.  Remove code that checks for TImode.
12869
12870 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12871
12872         PR debug/47106
12873         PR debug/47402
12874         * cgraph.h (compute_inline_parameters): Return void.
12875         * ipa-inline.c (compute_inline_parameters): Adjust.
12876
12877 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12878
12879         PR debug/47106
12880         PR debug/47402
12881         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
12882         rather than decl.
12883         * cfgexpand.c (estimated_stack_frame_size): Likewise.
12884         * ipa-inline.c (compute_inline_parameters): Adjust.
12885
12886 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12887
12888         PR debug/47106
12889         PR debug/47402
12890         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
12891         Adjust all users.  Pass FN to...
12892         * tree-flow-inline.h (first_referenced_var): ... this.  Add
12893         fn argument.
12894         * ipa-struct-reorg.c: Adjust.
12895         * tree-dfa.c: Adjust.
12896         * tree-into-ssa.c: Adjust.
12897         * tree-sra.c: Adjust.
12898         * tree-ssa-alias.c: Adjust.
12899         * tree-ssa-live.c: Adjust.
12900         * tree-ssa.c: Adjust.
12901         * tree-ssanames.c: Adjust.
12902         * tree-tailcall.c: Adjust.
12903
12904 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12905
12906         PR debug/47106
12907         PR debug/47402
12908         * tree-flow.h (referenced_var_lookup): Add fn parameter.
12909         Adjust all callers.
12910         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
12911         * tree-flow-inline.h: Adjust.
12912         * gimple-pretty-print.c: Adjust.
12913         * tree-into-ssa.c: Adjust.
12914         * tree-ssa.c: Adjust.
12915         * cfgexpand.c: Adjust.
12916
12917 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
12918
12919         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
12920         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12921         (EXTRA_CONSTRAINT): Delete.
12922         * config/iq2000/constraints.md: New file.
12923         * config/iq2000/iq2000.md: Include it.
12924         (define_insn ""): Delete.
12925         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
12926         unsupported constraint letters from patterns.
12927         (call_value, call_value_internal1): Likewise.
12928         (call_value_multiple_internal1): Likewise.
12929
12930 2011-02-15  Nick Clifton  <nickc@redhat.com>
12931
12932         * config/mn10300/mn10300.c: Include tm-constrs.h.
12933         (struct liw_data): New data structure describing an LIW candidate
12934         instruction.
12935         (extract_bundle): Use struct liw_data.  Allow small integer
12936         operands for some instructions.
12937         (check_liw_constraints): Use struct liw_data.  Remove swapped
12938         parameter.  Add comments describing the checks.  Fix bug when
12939         assigning the source of liw1 to the source of liw2.
12940         (liw_candidate): Delete.  Code moved into extract_bundle.
12941         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
12942         before swapping.
12943         * config/mn10300/predicates.md (liw_operand): New predicate.
12944         Allows registers and small integer constants.
12945         * config/mn10300/constraints.md (O): New constraint.  Accetps
12946         integers in the range -8 to +7 inclusive.
12947         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
12948         for moving a small integer into a register.  Give this alternative
12949         LIW attributes.
12950         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
12951         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
12952         using the J,K,L and M constraints,
12953         (liw): Remove SI mode on second operands to allow for HI and QI
12954         mode values.
12955         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
12956         instruction.
12957
12958 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
12959
12960         PR middle-end/47725
12961         * combine.c (cant_combine_insn_p): Check zero/sign extended
12962         hard registers.
12963
12964 2011-02-15  Richard Guenther  <rguenther@suse.de>
12965
12966         PR tree-optimization/47743
12967         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
12968         for a non-type-compatible VN lookup bail out.
12969
12970 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
12971
12972         * config/fr30/constraints.md: New file.
12973         * config/fr30/fr30.md: Include it.
12974         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
12975         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12976         (EXTRA_CONSTRAINT): Delete.
12977
12978 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
12979
12980         * config/frv/constraints.md: New file.
12981         * config/frv/predicates.md: Include it.
12982         * config/frv/frv.c (reg_class_from_letter): Delete.
12983         (frv_option_override): Don't initialize it.
12984         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
12985         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
12986         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
12987         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
12988         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
12989         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12990         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
12991         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
12992         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
12993         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
12994         (REG_CLASS_FROM_CONSTRAINT): Delete.
12995
12996 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
12997
12998         PR middle-end/47581
12999         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
13000         if frame size is 0 in a leaf function.
13001
13002 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13003
13004         PR pch/14940
13005         * config/alpha/host-osf.c: New file.
13006         * config/alpha/x-osf: New file.
13007         * config.host (alpha*-dec-osf*): Use it.
13008
13009 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
13010
13011         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13012         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
13013         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
13014         (rx_mode_dependent_address_p): ...this. Make static. Change argument
13015         type to const_rtx.
13016         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13017
13018 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
13019
13020         * config/stormy16/constraints.md: New file.
13021         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
13022         Use satisfies_constraint_Q and satisfies_constraint_R.
13023         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
13024         Delete.
13025         (xstormy16_legitiamte_address_p): Declare.
13026         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
13027         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13028         (EXTRA_CONSTRAINT): Delete.
13029         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13030         Un-staticize.
13031         (xstormy16_extra_constraint_p): Delete.
13032
13033 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
13034
13035         PR tree-optimization/46494
13036         * loop-unroll.c (split_edge_and_insert): Adjust comment.
13037         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
13038         (pass_rtl_loop_done): Add TODO_verify_flow.
13039         * fwprop.c (pass_rtl_fwprop): Likewise.
13040         * modulo-sched.c (pass_sms): Likewise.
13041         * tree-ssa-dom.c (pass_dominator): Likewise.
13042         * tree-ssa-loop-ch.c (pass_ch): Likewise.
13043         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
13044         (pass_tree_loop_done): Likewise.
13045         * tree-ssa-pre.c (execute_pre): Likewise.
13046         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13047         * tree-ssa-sink.c (pass_sink_code): Likewise.
13048         * tree-vrp.c (pass_vrp): Likewise.
13049
13050 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
13051
13052         * config/v850/constraints.md: New file.
13053         * config/v850/v850.md: Include it.
13054         * config/v850/predicates.md (reg_or_0_operand): Use
13055         satisfies_constraint_G.
13056         (special_symbolref_operand): Use satisfies_constraint_K.
13057         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
13058         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
13059         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
13060         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
13061         (EXTRA_CONSTRAINT): Delete.
13062         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
13063         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
13064         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
13065
13066 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
13067
13068         PR target/47696
13069         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
13070         description.
13071
13072 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
13073
13074         * config/mcore/constraints.md: New file.
13075         * config/mcore/mcore.md: Include it.
13076         * config/mcore/mcore.c (reg_class_from_letter): Delete.
13077         * config/mcore/mcore.h (reg_class_from_letter): Delete.
13078         (REG_CLASS_FROM_LETTER): Delete.
13079         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
13080         insn_const_int_ok_for_constraint.
13081         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
13082         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
13083         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13084         (EXTRA_CONSTRAINT): Delete.
13085
13086 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13087
13088         PR ada/41929
13089         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
13090         (IS_SIGHANDLER): Define.
13091         (sparc64_is_sighandler): New function, split off from
13092         sparc64_fallback_frame_state.
13093         (sparc_is_sighandler): New function, split off from
13094         sparc_fallback_frame_state.
13095         (sparc64_fallback_frame_state): Merge with ...
13096         (sparc_fallback_frame_state): ... this into ...
13097         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
13098         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
13099         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
13100         stack instead of hardcoded offsets.
13101
13102 2011-02-14  Andriy Gapon  <avg@freebsd.org>
13103
13104         PR target/45808
13105         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
13106
13107 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13108
13109         * configure: Regenerate.
13110
13111 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
13112
13113         PR driver/45731
13114         * gcc.c (asm_options): Correct spec matching --target-help.
13115
13116 2011-02-12  Martin Jambor  <mjambor@suse.cz>
13117
13118         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
13119         to gimple call error.
13120
13121 2011-02-12  Mike Stump  <mikestump@comcast.net>
13122
13123         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
13124         comments in backslash regions.
13125
13126 2011-02-12  Mike Stump  <mikestump@comcast.net>
13127             Jakub Jelinek  <jakub@redhat.com>
13128             Iain Sandoe  <iains@gcc.gnu.org>
13129
13130         PR target/47324
13131         * dwarf2out.c (output_cfa_loc): When required, apply the
13132         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
13133         (output_loc_sequence): Likewise.
13134         (output_loc_operands_raw): Likewise.
13135         (output_loc_sequence_raw): Likewise.
13136         (output_cfa_loc): Likewise.
13137         (output_loc_list): Suppress register number adjustment when
13138         calling output_loc_sequence()
13139         (output_die): Likewise.
13140
13141 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
13142
13143         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
13144         Remove macros.
13145         * config/xtensa/xtensa.c (xtensa_register_move_cost,
13146         xtensa_memory_move_cost): New functions.
13147         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
13148
13149 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
13150
13151         PR lto/47225
13152         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
13153         in the current directory.
13154         * configure: Rebuilt.
13155
13156 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
13157
13158         * config/darwin.c (darwin_override_options): Add a hunk missed
13159         from the commit of r168571.  Trim comment line lengths and
13160         correct indents of the preceding block.
13161
13162 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
13163
13164         * gcc.c (driver_handle_option): Concatenate the argument to -F with
13165         the switch.
13166
13167 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
13168
13169         * common.opt (nostartfiles): New Driver option.
13170
13171 2011-02-11  Xinliang David Li  <davidxl@google.com>
13172
13173         PR tree-optimization/47707
13174         * tree-chrec.c (convert_affine_scev): Keep type precision.
13175
13176 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
13177
13178         PR tree-optimization/47420
13179         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
13180
13181 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
13182
13183         PR rtl-optimization/47614
13184         * rtl.h (check_for_inc_dec): Declare.
13185         * dse.c (check_for_inc_dec): Externalize...
13186         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
13187         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
13188
13189 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
13190
13191         PR driver/47678
13192         * gcc.c (main): Do not compile inputs if there were errors in
13193         option handling.
13194         * opts-common.c (read_cmdline_option): Check for wrong language
13195         after other error checks.
13196
13197 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
13198
13199         * cgraph.c: Fix comment typos.
13200         * cgraph.h: Likewise.
13201         * cgraphunit.c: Likewise.
13202         * ipa-cp.c: Likewise.
13203         * ipa-inline.c: Likewise.
13204         * ipa-prop.c: Likewise.
13205         * ipa-pure-const.c: Likewise.
13206         * ipa-ref.c: Likewise.
13207         * ipa-reference.c: Likewise.
13208
13209 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
13210
13211         PR debug/47684
13212         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
13213
13214 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13215
13216         PR testsuite/47400
13217         * doc/sourcebuild.texi (Require Support): Document
13218         dg-require-ascii-locale.
13219
13220 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
13221
13222         * doc/lto.texi (Write summary): Fix missing parentheses.
13223
13224 2011-02-10  DJ Delorie  <dj@redhat.com>
13225
13226         * config/m32c/m32c.c (m32c_option_override): Disable
13227         -fcombine-stack-adjustments until flag value tracking and compare
13228         optimization can be rewritten.
13229
13230 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
13231
13232         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
13233         PROCESSOR_POWER7.
13234         (PROCESSOR_DEFAULT64): Likewise.
13235
13236 2011-02-10  Richard Henderson  <rth@redhat.com>
13237
13238         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
13239         change from 2011-02-03.
13240         * config/rx/rx.c (flags_from_code): Likewise.
13241         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
13242         is valid, n/pz otherwise.
13243         (rx_select_cc_mode): Return CCmode if Y is not zero.
13244
13245 2011-02-10  Richard Guenther  <rguenther@suse.de>
13246
13247         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
13248
13249 2011-02-10  Richard Guenther  <rguenther@suse.de>
13250
13251         PR tree-optimization/47677
13252         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
13253
13254 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
13255
13256         PR target/47665
13257         * combine.c (make_compound_operation): Only change shifts into
13258         multiplication for SCALAR_INT_MODE_P.
13259
13260 2011-02-10  Jie Zhang  <jie@codesourcery.com>
13261
13262         PR testsuite/47622
13263         Revert
13264         2011-02-05  Jie Zhang  <jie@codesourcery.com>
13265         PR debug/42631
13266         * web.c (entry_register): Don't clobber the number of the
13267         first uninitialized reference in used[].
13268
13269 2011-02-09  Richard Guenther  <rguenther@suse.de>
13270
13271         PR tree-optimization/47664
13272         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
13273         all edges again.
13274
13275 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
13276
13277         PR target/46481
13278         PR target/47032
13279         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
13280         PROCESSOR_POWER7.
13281         (PROCESSOR_DEFAULT64): Same.
13282         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
13283
13284 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13285
13286         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
13287
13288 2011-02-09  Martin Jambor  <mjambor@suse.cz>
13289
13290         PR middle-end/45505
13291         * tree-sra.c (struct access): New flags grp_scalar_read and
13292         grp_scalar_write.  Changed description of assignment read and write
13293         flags.
13294         (dump_access): Dump new flags, reorder all of them.
13295         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
13296         to detect multiple scalar reads.
13297         (analyze_access_subtree): Use the new scalar read write flags instead
13298         of the old flags.  Adjusted comments.
13299
13300 2011-02-08  DJ Delorie  <dj@redhat.com>
13301
13302         PR target/47548
13303         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
13304         patterns.
13305
13306 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13307
13308         * config/m68k/uclinux.opt: New.
13309         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
13310
13311 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13312
13313         * config/cris/elf.opt (sim): New Driver option.
13314
13315 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13316
13317         * config/xtensa/elf.opt: New.
13318         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
13319
13320 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13321
13322         * config/vax/elf.opt: New.
13323         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
13324
13325 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13326
13327         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
13328
13329 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13330
13331         * config/gnu-user.opt: New.
13332         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
13333         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
13334         *-*-uclinux*): Use gnu-user.opt.
13335
13336 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
13337
13338         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
13339         * config/i386/gnu.h (CPP_SPEC): Likewise.
13340
13341 2011-02-08  Ian Lance Taylor  <iant@google.com>
13342
13343         * common.opt (fcx-limited-range): Add SetByCombined flag.
13344         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
13345         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
13346         (fassociative-math, freciprocal-math): Likewise.
13347         (funsafe-math-optimizations): Likewise.
13348         * opth-gen.awk: Handle SetByCombined.
13349         * optc-gen.awk: Likewise.
13350         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
13351         (set_unsafe_math_optimizations_flags): Likewise.
13352         * doc/options.texi (Option properties): Document SetByCombined.
13353
13354 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13355
13356         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
13357         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
13358         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
13359         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
13360         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
13361
13362 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
13363
13364         PR tree-optimization/46834
13365         PR tree-optimization/46994
13366         PR tree-optimization/46995
13367         * graphite-sese-to-poly.c (used_outside_reduction): New.
13368         (detect_commutative_reduction): Call used_outside_reduction.
13369         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
13370         translate_scalar_reduction_to_array only when at least one
13371         loop-phi/close-phi tuple has been detected.
13372
13373 2011-02-08  Richard Guenther  <rguenther@suse.de>
13374
13375         PR middle-end/47639
13376         * tree-vect-generic.c (expand_vector_operations_1): Update
13377         stmts here ...
13378         (expand_vector_operations): ... not here.  Cleanup EH info
13379         and the CFG if required.
13380
13381 2011-02-08  Richard Guenther  <rguenther@suse.de>
13382
13383         PR tree-optimization/47641
13384         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
13385         require type compatibility.
13386
13387 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13388
13389         * gimple-low.c (lower_function_body): Don't remove the location of
13390         the return statement here.
13391         (lower_gimple_return): Do it here instead but only if the return
13392         statement is actually used twice.
13393
13394 2011-02-08  Richard Guenther  <rguenther@suse.de>
13395
13396         PR tree-optimization/47632
13397         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
13398         unused up_to_stmt parameter, return whether cfg-cleanup is
13399         necessary, remove EH info properly.
13400         (forward_propagate_into_gimple_cond): Adjust caller.
13401         (forward_propagate_into_cond): Likewise.
13402         (forward_propagate_comparison): Likewise.
13403         (tree_ssa_forward_propagate_single_use_vars): Make
13404         forward_propagate_comparison case similar to the two others.
13405
13406 2011-02-08  Nick Clifton  <nickc@redhat.com>
13407
13408         * config/mn10300/mn10300.opt (mliw): New command line option.
13409         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
13410         (liw_bundling): New automaton.
13411         (liw): New attribute.
13412         (liw_op): New attribute.
13413         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
13414         (movsi_internal): Add LIW attributes.
13415         (andsi3): Likewise.
13416         (iorsi3): Likewise.
13417         (xorsi3): Likewise.
13418         (addsi3): Separate register and immediate alternatives.
13419         Add LIW attributes.
13420         (subsi3): Likewise.
13421         (cmpsi): Likewise.
13422         (aslsi3): Likewise.
13423         (lshrsi3): Likewise.
13424         (ashrsi3): Likewise.
13425         (liw): New pattern.
13426         * config/mn10300/mn10300.c (liw_op_names): New
13427         (mn10300_print_operand): Handle 'W' operand descriptor.
13428         (extract_bundle): New function.
13429         (check_liw_constraints): New function.
13430         (liw_candidate): New function.
13431         (mn10300_bundle_liw): New function.
13432         (mn10300_reorg): New function.
13433         (TARGET_MACHINE_DEPENDENT_REORG): Define.
13434         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
13435         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
13436         __LIW__ or __NO_LIW__.
13437         * doc/invoke.texi: Describe the -mliw command line option.
13438
13439 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13440
13441         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
13442         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
13443         pthread_mutex_unlock): Remove.
13444         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
13445         * config/pa/t-pa64: Likewise.
13446         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
13447         shared libc if not linking against libpthread.
13448         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
13449
13450 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
13451
13452         PR target/47558
13453         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
13454         on 10.6 and later to ensure that we always use the unwinder from
13455         the system.  Only add -no_compact_unwind when tarteting darwin
13456         10.6 or later.
13457
13458 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
13459
13460         PR target/46997
13461         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
13462         (vec_interleave_lowv2sf): Ditto.
13463         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
13464         (vec_extract_oddv2sf): Ditto.
13465
13466 2011-02-07  Mike Stump  <mikestump@comcast.net>
13467
13468         PR target/42333
13469         Add __ieee_divdc3 entry point.
13470         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
13471         entry point.
13472         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
13473         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
13474         * config/darwin.c (darwin_rename_builtins): Add.
13475         * config/darwin-protos.h (darwin_rename_builtins): Add.
13476
13477 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
13478
13479         PR target/47636
13480         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
13481         for the condition.
13482
13483 2011-02-07  Mike Stump  <mikestump@comcast.net>
13484
13485         * config/darwin.opt (mmacosx-version-min): Update default OS version.
13486
13487 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
13488
13489         PR target/47534
13490         * config/avr/libgcc.S (exit): Move .endfunc
13491
13492 2011-02-07  Richard Guenther  <rguenther@suse.de>
13493
13494         PR tree-optimization/47615
13495         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
13496         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
13497         (run_scc_vn): Initialize it.
13498         (visit_reference_op_load): Use it.
13499         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
13500
13501 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13502
13503         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
13504         DImode trapping arithmetic libfuncs.
13505
13506 2011-02-07  Richard Guenther  <rguenther@suse.de>
13507
13508         PR tree-optimization/47621
13509         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
13510         two duplicates ...
13511         (execute_update_addresses_taken): ... here.  Make it more
13512         conservative in what we accept.
13513
13514 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
13515
13516         * config/sparc/freebsd.h (ASM_SPEC): Define.
13517         * config/sparc/vxworks.h (ASM_SPEC): Define.
13518
13519 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
13520
13521         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13522
13523 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
13524
13525         * doc/invoke.texi: Remove reference to compiler internals from
13526         user documentation.
13527
13528         * reg-notes.def: Remove REG_VALUE_PROFILE.
13529         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
13530
13531 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
13532
13533         PR middle-end/47610
13534         * varasm.c (default_section_type_flags): If decl is NULL,
13535         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
13536
13537 2011-02-05  Jie Zhang  <jie@codesourcery.com>
13538
13539         PR debug/42631
13540         * web.c (entry_register): Don't clobber the number of the
13541         first uninitialized reference in used[].
13542
13543 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
13544
13545         PR tree-optimization/46194
13546         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
13547         (build_classic_dist_vector_1): Do not represent classic distance
13548         vectors when the access functions are variating in different loops.
13549
13550 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13551
13552         * config/mips/iris6.opt: New.
13553         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
13554
13555 2011-02-04  Richard Henderson  <rth@redhat.com>
13556             Steve Ellcey  <sje@cup.hp.com>
13557
13558         PR target/46997
13559         * config/ia64/predicates.md (mux1_brcst_element): New.
13560         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
13561         * config/ia64/ia64.c (ia64_unpack_assemble): New.
13562         (ia64_unpack_sign): New.
13563         (ia64_expand_unpack): Rewrite using new routines.
13564         (ia64_expand_widen_sum): Ditto.
13565         (ia64_expand_dot_prod_v8qi): Ditto.
13566         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
13567         routines, add endian check.
13568         (pmpy2_even): Rename from pmpy2_r, add endian check.
13569         (pmpy2_odd): Rename from pmpy2_l, add endian check.
13570         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
13571         (vec_widen_smult_hi_v4hi): Ditto.
13572         (vec_widen_umult_lo_v4hi): Ditto.
13573         (vec_widen_umult_hi_v4hi): Ditto.
13574         (mulv2si3): Change endian checks.
13575         (sdot_prodv4hi): Rewrite with new calls.
13576         (udot_prodv4hi): New.
13577         (vec_pack_ssat_v4hi): Add endian check.
13578         (vec_pack_usat_v4hi): Ditto.
13579         (vec_pack_ssat_v2si): Ditto.
13580         (max1_even): Rename from max1_r, add endian check.
13581         (max1_odd): Rename from max1_l, add endian check.
13582         (*mux1_rev): Format change.
13583         (*mux1_mix): Ditto.
13584         (*mux1_shuf): Ditto.
13585         (*mux1_alt): Ditto.
13586         (*mux1_brcst_v8qi): Use new predicate.
13587         (vec_extract_evenv8qi): Remove endian check.
13588         (vec_extract_oddv8qi): Ditto.
13589         (vec_interleave_lowv4hi): Format change.
13590         (vec_interleave_highv4hi): Ditto.
13591         (mix2_even): Rename from mix2_r, add endian check.
13592         (mix2_odd): Rename from mux2_l, add endian check.
13593         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
13594         (vec_extract_evenodd_helper): Format change.
13595         (vec_extract_evenv4hi): Remove endian check.
13596         (vec_extract_oddv4hi): Remove endian check.
13597         (vec_interleave_lowv2si): Format change.
13598         (vec_interleave_highv2si): Format change.
13599         (vec_initv2si): Remove endian check.
13600         (vecinit_v2si): Add endian check.
13601         (reduc_splus_v2sf): Add endian check.
13602         (reduc_smax_v2sf): Ditto.
13603         (reduc_smin_v2sf): Ditto.
13604         (vec_initv2sf): Remove endian check.
13605         (fpack): Add endian check.
13606         (fswap): Add endian check.
13607         (vec_interleave_highv2sf): Add endian check.
13608         (vec_interleave_lowv2sf): Add endian check.
13609         (fmix_lr): Add endian check.
13610         (vec_setv2sf): Format change.
13611         (*vec_extractv2sf_0_be): Use shift to extract operand.
13612         (*vec_extractv2sf_1_be): New.
13613         (vec_pack_trunc_v4hi): Add endian check.
13614         (vec_pack_trunc_v2si): Format change.
13615
13616 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
13617
13618         PR inline-asm/23200
13619         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
13620         do bb, locus and block comparison and disallow loads if it is not set.
13621         (stmt_is_replaceable_p): New function.
13622         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
13623         callers.
13624         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
13625         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
13626         SSA_NAME_DEF_STMT.
13627         * tree-flow.h (stmt_is_replaceable_p): New prototype.
13628
13629 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13630
13631         * config/rs6000/xilinx.opt: New.
13632         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
13633
13634 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13635
13636         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
13637
13638 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
13639
13640         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
13641         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
13642         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
13643         secondary_reload_info, xtensa_secondary_reload): Remove.
13644         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
13645         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
13646         (xtensa_preferred_reload_class): Make static. Change return and
13647         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
13648         Use CONST_DOUBLE_P predicate.
13649         (xtensa_preferred_output_reload_class): New function.
13650         (xtensa_secondary_reload): Make static.
13651
13652 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
13653
13654         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
13655         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
13656         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
13657
13658 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
13659
13660         PR middle-end/31490
13661         * output.h (SECTION_RELRO): Define.
13662         (SECTION_MACH_DEP): Adjust.
13663         (get_variable_section): New prototype.
13664         * varpool.c (varpool_finalize_named_section_flags): New function.
13665         (varpool_assemble_pending_decls): Call it.
13666         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
13667         * cgraphunit.c (cgraph_output_in_order): Call
13668         varpool_finalize_named_section_flags.
13669         * varasm.c (get_section): Allow section flags conflicts between
13670         relro and read-only sections if the section hasn't been declared yet.
13671         Set SECTION_OVERRIDE after diagnosing section type conflict.
13672         (get_variable_section): No longer static.
13673         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
13674         readonly sections that need relocations.
13675         (decl_readonly_section_1): New function.
13676         (decl_readonly_section): Use it.
13677
13678         Revert:
13679         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
13680                     Steve Ellcey  <sje@cup.hp.com>
13681
13682         PR middle-end/31490
13683         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
13684         if section attribute used.
13685
13686 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
13687
13688         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
13689         * config/darwin.c (SECTION_NO_ANCHOR): Define.
13690         (darwin_init_sections): Remove assertion.
13691
13692 2011-02-03  Nick Clifton  <nickc@redhat.com>
13693
13694         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
13695         lt and ge.
13696         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
13697         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
13698         instead of "n" and "pz".
13699         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
13700         CC_FLAG_S.
13701
13702 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
13703
13704         PR target/47312
13705         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
13706         fma, expand FMA_EXPR as fma{,f,l} call.
13707
13708         PR lto/47274
13709         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
13710         copy them into a unsigned char variable and pass address of it to
13711         lto_output_data_stream.
13712
13713         PR target/47564
13714         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
13715         around backend_init_target and lang_dependent_init_target calls.
13716         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
13717         (verify_cgraph_node): Don't call set_cfun here.  Use
13718         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
13719         Set error_found for incorrectly represented calls to thunks.
13720
13721 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
13722
13723         PR debug/43092
13724         PR rtl-optimization/43494
13725         * rtl.h (for_each_inc_dec_fn): New type.
13726         (for_each_inc_dec): Declare.
13727         * rtlanal.c (struct for_each_inc_dec_ops): New type.
13728         (for_each_inc_dec_find_inc_dec): New fn.
13729         (for_each_inc_dec_find_mem): New fn.
13730         (for_each_inc_dec): New fn.
13731         * dse.c (struct insn_size): Remove.
13732         (replace_inc_dec, replace_inc_dec_mem): Remove.
13733         (emit_inc_dec_insn_before): New fn.
13734         (check_for_inc_dec): Use it, along with for_each_inc_dec.
13735         (canon_address): Pass mem modes to cselib_lookup.
13736         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
13737         (cselib_lookup_from_insn): Likewise.
13738         (cselib_subst_to_values): Likewise.
13739         * cselib.c (find_slot_memmode): New var.
13740         (cselib_find_slot): New fn.  Use it instead of
13741         htab_find_slot_with_hash everywhere.
13742         (entry_and_rtx_equal_p): Use find_slot_memmode.
13743         (autoinc_split): New fn.
13744         (rtx_equal_for_cselib_p): Rename and implement in terms of...
13745         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
13746         Deal with autoinc.  Special-case recursion into MEMs.
13747         (cselib_hash_rtx): Likewise.
13748         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
13749         address and MEM modes.
13750         (cselib_subst_to_values): Add memmode, pass it on.
13751         Deal with autoinc.
13752         (cselib_lookup): Add memmode argument, pass it on.
13753         (cselib_lookup_from_insn): Add memmode.
13754         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
13755         (struct cselib_record_autoinc_data): New.
13756         (cselib_record_autoinc_cb): New fn.
13757         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
13758         mode to cselib_lookup.  Reset autoinced REGs here instead of...
13759         (cselib_process_insn): ... here.
13760         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
13761         to cselib_lookup.
13762         (add_uses): Likewise, also to cselib_subst_to_values.
13763         (add_stores): Likewise.
13764         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
13765         cselib_subst_to_values.
13766         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
13767         * gcse.c (do_local_cprop): Adjusted.
13768         * postreload.c (reload_cse_simplify_set): Adjusted.
13769         (reload_cse_simplify_operands): Adjusted.
13770         * sel-sched-dump (debug_mem_addr_value): Pass mode.
13771
13772 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
13773
13774         PR tree-optimization/45122
13775         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
13776         unsafe assumptions when there's more than one loop exit.
13777
13778 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
13779
13780         PR target/47272
13781         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
13782         Document using vector double with the load/store builtins, and
13783         that the load/store builtins always use Altivec instructions.
13784
13785         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
13786         to use altivec memory instructions, even on VSX.
13787         (vector_altivec_store_<mode>): Ditto.
13788
13789         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
13790         function.
13791
13792         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13793         V2DF, V2DI support to load/store overloaded builtins.
13794
13795         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
13796         altivec load/store builtins for V2DF/V2DI types.
13797
13798         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13799         set avoid indexed addresses on power6 if -maltivec.
13800         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
13801         vector_altivec_load/vector_altivec_store builtins.
13802         (altivec_expand_st_builtin): Ditto.
13803         (altivec_expand_builtin): Add VSX memory builtins.
13804         (rs6000_init_builtins): Add V2DI types to internal types.
13805         (altivec_init_builtins): Add support for V2DF/V2DI altivec
13806         load/store builtins.
13807         (rs6000_address_for_altivec): Insure memory address is appropriate
13808         for Altivec.
13809
13810         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
13811         vec_vsx_ld and vec_vsx_st.
13812         (vsx_store_<mode>): Ditto.
13813
13814         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
13815         variables to hold long long types for VSX vector memory builtins.
13816         (RS6000_BTI_unsigned_long_long): Ditto.
13817         (long_long_integer_type_internal_node): Ditti.
13818         (long_long_unsigned_type_internal_node): Ditti.
13819
13820         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
13821         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
13822         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
13823
13824         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
13825         short cuts.
13826         (vec_vsx_st): Ditto.
13827
13828 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
13829
13830         * config/pa/pa-hpux10.opt: New.
13831         * config/hpux11.opt (pthread): New Driver option.
13832         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
13833         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
13834
13835 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
13836
13837         * config/ia64/vms.opt: New.
13838         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
13839
13840 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
13841
13842         PR target/47580
13843         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
13844         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
13845         generator functions.
13846         (vsx_floatuns<VSi><mode>2): Ditto.
13847         (vsx_fix_trunc<mode><VSi>2): Ditto.
13848         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
13849
13850 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
13851
13852         * config/i386/djgpp.opt (posix): New Driver option.
13853
13854 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
13855
13856         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
13857         Move to the unsupported targets list.
13858
13859 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
13860
13861         PR rtl-optimization/47525
13862         * df-scan.c: Update copyright years.
13863         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
13864         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
13865
13866 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13867
13868         * config/i386/sysv4.h (TARGET_VERSION): Remove.
13869         (SUBTARGET_RETURN_IN_MEMORY): Remove.
13870         (ASM_OUTPUT_ASCII): Remove.
13871         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
13872
13873 2011-02-02  Jeff Law  <law@redhat.com>
13874
13875         PR middle-end/47543
13876         * reload.c (find_reloads_address): Handle reg+d address where both
13877         components are invalid by reloading the entire address.
13878
13879 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
13880             Richard Guenther  <rguenther@suse.de>
13881
13882         PR tree-optimization/40979
13883         PR bootstrap/47044
13884         * passes.c (init_optimization_passes): After LIM call copy_prop
13885         and DCE to clean up.
13886         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
13887
13888 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
13889
13890         PR tree-optimization/47576
13891         PR tree-optimization/47555
13892         * doc/invoke.texi (scev-max-expr-complexity): Documented.
13893         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
13894         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
13895         * tree-scalar-evolution.c (follow_ssa_edge): Use
13896         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
13897
13898 2011-02-02  Richard Guenther  <rguenther@suse.de>
13899
13900         PR tree-optimization/47566
13901         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
13902
13903 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
13904
13905         PR debug/47106
13906         PR debug/47402
13907         * tree-inline.c (declare_return_variable): Remove unused caller
13908         variable.
13909
13910         PR debug/47106
13911         PR debug/47402
13912         * tree-flow-inline.h (clear_is_used, is_used_p): New.
13913         * cfgexpand.c (account_used_vars_for_block): Use them.
13914         * tree-nrv.c (tree_nrv): Likewise.
13915         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
13916         (dump_scope_block): Likewise.
13917         (remove_unused_locals): Likewise.
13918
13919         PR debug/47106
13920         PR debug/47402
13921         * tree-inline.c (declare_return_variable): Add result decl to
13922         local decls only once.
13923         * gimple-low.c (record_vars_into): Mark newly-created variables
13924         as referenced.
13925
13926 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
13927
13928         PR debug/47498
13929         PR debug/47501
13930         PR debug/45136
13931         PR debug/45130
13932         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
13933         debug insns.
13934         (no_real_insns_p, schedule_block, set_priorities): Drop special
13935         treatment of boundary debug insns.
13936         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
13937         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
13938         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
13939         (BOUNDARY_DEBUG_INSN_P): Likewise.
13940         (SCHEDULE_DEBUG_INSN_P): Likewise.
13941         * sched-rgn.c (init_ready_list): Drop special treatment of
13942         boundary debug insns.
13943         * final.c (rest_of_clean_state): Clear notes' BB.
13944
13945 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13946
13947         * config/openbsd.opt (assert=): New Driver option.
13948
13949 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13950
13951         * config/i386/nto.opt: New.
13952         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
13953
13954 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13955
13956         * config/i386/netware.opt: New.
13957         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
13958
13959 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13960
13961         * config/interix.opt (posix): New Driver option.
13962
13963 2011-02-01  DJ Delorie  <dj@redhat.com>
13964
13965         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
13966
13967         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
13968         class for A0/A1.
13969
13970 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
13971
13972         PR tree-optimization/47561
13973         * toplev.c (process_options): Print the Graphite flags.  Add
13974         flag_loop_flatten to the list of options requiring Graphite.
13975
13976 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13977
13978         * config/i386/cygming.opt (posix): New Driver option.
13979
13980 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13981
13982         * config/arm/vxworks.opt: New.
13983         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
13984
13985 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13986
13987         * config/alpha/elf.opt: New.
13988         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
13989         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
13990
13991 2011-02-01  Richard Guenther  <rguenther@suse.de>
13992
13993         PR tree-optimization/47559
13994         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
13995         store-motion on references that can throw.
13996
13997 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
13998
13999         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
14000         * tree-pass.h (TDF_CSELIB): New macro.
14001         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
14002         cselib_lookup): Check for it rather than for TDF_DETAILS.
14003
14004 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
14005
14006         PR driver/47547
14007         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
14008         is HOST_BIT_BUCKET.
14009
14010         * opts.c (finish_options): Don't add x_aux_base_name if it is
14011         HOST_BIT_BUCKET.
14012
14013 2011-02-01  Richard Guenther  <rguenther@suse.de>
14014
14015         PR tree-optimization/47555
14016         Revert
14017         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
14018
14019         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
14020
14021 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
14022
14023         PR gcc/46692
14024         * config/lm32/t-lm32: Add multilib for all CPU options.
14025
14026 2011-02-01  Richard Guenther  <rguenther@suse.de>
14027
14028         PR tree-optimization/47541
14029         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14030         sure to have a field at offset zero.
14031
14032 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
14033
14034         * config/arc/arc.opt (EB, EL): New Driver options.
14035
14036 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
14037
14038         * config/alpha/osf5.opt: New.
14039         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
14040
14041 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
14042
14043         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
14044
14045 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
14046
14047         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
14048         -floop-interchange.
14049         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
14050         is an alias of -floop-interchange and that it requires the
14051         Graphite infrastructure.
14052         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
14053         flag_loop_interchange based on the value of flag_tree_loop_linear.
14054
14055 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
14056             Richard Guenther  <rguenther@suse.de>
14057
14058         PR tree-optimization/47538
14059         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
14060         type instead of r1type, except for comparisons.  For right
14061         shifts and comparisons punt if there are mismatches in
14062         sizetype vs. non-sizetype types.
14063
14064 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14065
14066         * doc/sourcebuild.texi (Effective-Target Keywords): Document
14067         avx_runtime.
14068
14069 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14070
14071         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
14072         version number.
14073         * configure: Regenerate.
14074
14075 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14076
14077         * configure.ac (gcc_cv_ld_static_option): Define.
14078         (gcc_cv_ld_dynamic_option): Define.
14079         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
14080         instead.
14081         (HAVE_LD_STATIC_DYNAMIC): Update message.
14082         (LD_STATIC_OPTION): Define.
14083         (LD_DYNAMIC_OPTION): Define.
14084         * configure: Regenerate.
14085         * config.in: Regenerate.
14086         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
14087         HAVE_LD_STATIC_DYNAMIC]: Use them.
14088
14089 2011-01-31  Nick Clifton  <nickc@redhat.com>
14090
14091         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
14092         registers inside interrupt handlers if the handler is not a leaf
14093         function.
14094
14095 2011-01-31  Nick Clifton  <nickc@redhat.com>
14096
14097         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
14098         reg_renumber returning an INVALID_REGNUM.
14099
14100 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
14101
14102         PR libgcj/44341
14103         * doc/install.texi: Document host options discarded when cross
14104         configuring target libraries.
14105
14106 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
14107
14108         Reverted:
14109         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
14110         PR debug/45136
14111         PR debug/45130
14112         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
14113         debug insns.
14114         (no_real_insns_p, schedule_block, set_priorities): Drop special
14115         treatment of boundary debug insns.
14116         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
14117         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
14118         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
14119         (BOUNDARY_DEBUG_INSN_P): Likewise.
14120         (SCHEDULE_DEBUG_INSN_P): Likewise.
14121         * sched-rgn.c (init_ready_list): Drop special treatment of
14122         boundary debug insns.
14123         * final.c (rest_of_clean-state): Clear notes' BB.
14124
14125 2011-01-31  Alan Modra  <amodra@gmail.com>
14126
14127         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
14128         toc relative expressions as we do in print_operand_address.
14129
14130 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
14131
14132         * doc/extend.texi: Follow spelling conventions.
14133         * doc/invoke.texi: Fix a typo.
14134
14135 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
14136
14137         * config/hpux11.opt: New.
14138         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
14139         ia64*-*-hpux*): Use hpux11.opt.
14140
14141 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
14142
14143         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
14144         to tmake_file.
14145
14146 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
14147
14148         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
14149         support sites.
14150
14151 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
14152
14153         * doc/install.texi (Binaries): Remove outdated reference for
14154         Motorola 68HC11/68HC12 downloads.
14155
14156 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
14157
14158         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
14159         Drepper's paper.
14160
14161 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
14162
14163         PR bootstrap/47147
14164         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
14165         used by NetBSD.
14166
14167 2011-01-28  Ahmad Sharif  <asharif@google.com>
14168
14169         * value-prof.c (check_counter): Corrected error message.
14170
14171 2011-01-29  Jie Zhang  <jie@codesourcery.com>
14172
14173         * config/arm/arm.c (arm_legitimize_reload_address): New.
14174         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
14175         arm_legitimize_reload_address.
14176         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
14177
14178 2011-01-28  Ian Lance Taylor  <iant@google.com>
14179
14180         * godump.c (go_define): Ignore macros whose definitions include
14181         two adjacent operands.
14182
14183 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
14184
14185         PR target/42894
14186         * varasm.c (force_const_mem): Store copy of x in desc->constant
14187         instead of x itself.
14188         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
14189         itself into REG_EQUAL note.
14190
14191 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
14192
14193         * config/freebsd.opt (posix, rdynamic): New Driver options.
14194
14195 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14196
14197         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
14198         -Bstatic/-Bdynamic.
14199         * configure: Regenerate.
14200
14201 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
14202
14203         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
14204         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
14205
14206 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
14207
14208         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
14209         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
14210         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
14211         (s390_preferred_reload_class): Make static. Change return and
14212         'rclass' argument type to reg_class_t.
14213
14214 2011-01-27  Jan Hubicka  <jh@suse.cz>
14215
14216         PR middle-end/46949
14217         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
14218         (process_function_and_variable_attributes): Check defined weakrefs.
14219
14220 2011-01-27  Martin Jambor  <mjambor@suse.cz>
14221
14222         PR tree-optimization/47228
14223         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
14224         build_ref_for_offset.
14225
14226 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14227
14228         * config/spu/spu-elf.h (ASM_SPEC): Remove.
14229
14230 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
14231
14232         PR rtl-optimization/46856
14233         * postreload.c (reload_combine_recognize_const_pattern): Do not
14234         separate cc0 setter and user on cc0 targets.
14235
14236 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
14237
14238         PR c/43082
14239         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
14240         passed a VOID_TYPE expression, immediately emit an error and
14241         return error_mark_node.
14242
14243 2011-01-26  Jeff Law  <law@redhat.com>
14244
14245         PR rtl-optimization/47464
14246         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
14247         rather than may_trap_p as needed.
14248
14249 2011-01-26  DJ Delorie  <dj@redhat.com>
14250
14251         PR rtl-optimization/46878
14252         * combine.c (insn_a_feeds_b): Check for the implicit cc0
14253         setter/user dependency as well.
14254
14255 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
14256
14257         PR rtl-optimization/44469
14258         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
14259         after removing trivially dead basic blocks.
14260
14261 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14262
14263         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
14264         * config/frv/frv.h (LINK_SPEC): Likewise.
14265         * config/i386/netware.h (LINK_SPEC): Likewise.
14266         * config/m68k/linux.h (ASM_SPEC): Likewise.
14267         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14268         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
14269         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14270         * config/sparc/linux.h (ASM_SPEC): Likewise.
14271         * config/sparc/linux64.h (ASM_SPEC): Likewise.
14272         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
14273
14274 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14275
14276         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
14277         * config/frv/frv.h (ASM_SPEC): Likewise.
14278         * config/m68k/linux.h (ASM_SPEC): Likewise.
14279         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
14280         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
14281         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14282         * config/sparc/linux.h (ASM_SPEC): Likewise.
14283         * config/sparc/linux64.h (ASM_SPEC): Likewise.
14284         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
14285
14286 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14287
14288         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
14289         * config/frv/frv.h (LINK_SPEC): Likewise.
14290         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
14291
14292 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14293
14294         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
14295         * config/frv/frv.h (ASM_SPEC): Likewise.
14296         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
14297         * config/m68k/linux.h (ASM_SPEC): Likewise.
14298         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
14299         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
14300         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14301         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
14302         * config/sparc/linux.h (ASM_SPEC): Likewise.
14303         * config/sparc/linux64.h (ASM_SPEC): Likewise.
14304         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
14305         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
14306
14307 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
14308
14309         PR target/46997
14310         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
14311         (*mux2): Ditto.
14312         (vec_extract_evenodd_help): Ditto.
14313         (vec_extract_evenv4hi): Ditto.
14314         (vec_extract_oddv4hi): Ditto.
14315         (vec_interleave_lowv2si): Ditto.
14316         (vec_interleave_highv2si): Ditto.
14317         (vec_extract_evenv2si): Ditto.
14318         (vec_extract_oddv2si: Ditto.
14319         (vec_pack_trunc_v2si): Ditto.
14320
14321 2011-01-22  Jan Hubicka  <jh@suse.cz>
14322
14323         PR target/47237
14324         * cgraph.h (cgraph_local_info): New field can_change_signature.
14325         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
14326         signature can change.
14327         (ipcp_estimate_growth): Call sequence simplify only if calle signature
14328         can change.
14329         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
14330         (cgraph_function_versioning): We can not change signature of functions
14331         that don't allow that.
14332         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
14333         (lto_input_node): Likewise.
14334         * ipa-inline.c (compute_inline_parameters): Compute
14335         local.can_change_signature.
14336         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
14337         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
14338         functions that can not change signature.
14339         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
14340         init_cumulative_args): Do not use local calling conventions
14341         for functions that can not change signature.
14342
14343 2011-01-22  Jan Hubicka  <jh@suse.cz>
14344
14345         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
14346
14347 2011-01-26  Richard Guenther  <rguenther@suse.de>
14348
14349         PR tree-optimization/47190
14350         * cgraphunit.c (process_common_attributes): New function.
14351         (process_function_and_variable_attributes): Use it.
14352
14353 2011-01-26  Richard Guenther  <rguenther@suse.de>
14354
14355         PR lto/47423
14356         * cgraphbuild.c (record_eh_tables): Record reference to personality
14357         function.
14358
14359 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
14360
14361         PR debug/45454
14362         * sel-sched.c (moveup_expr): Don't let debug insns prevent
14363         non-debug insns from moving up.
14364
14365 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
14366
14367         PR target/40125
14368         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
14369         t-dlldir{,-x} fragment for build and add it to tmake_file.
14370         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
14371         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
14372         * config/i386/t-dlldir: New file.
14373         (SHLIB_DLLDIR): Define.
14374         * config/i386/t-dlldir-x: New file.
14375         (SHLIB_DLLDIR): Define.
14376         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
14377         (SHLIB_INSTALL): Use it.
14378
14379 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
14380
14381         PR target/47246
14382         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
14383         lower bound of the allowed Thumb-2 coprocessor load/store
14384         index range to -256. Add explaining comment.
14385
14386 2011-01-25  Ian Lance Taylor  <iant@google.com>
14387
14388         * godump.c (go_define): Improve lexing of macro expansion to only
14389         accept expressions which match Go spec.
14390
14391 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
14392
14393         PR c++/43601
14394         * tree.c (handle_dll_attribute): Handle it.
14395         * doc/extend.texi (@item dllexport): Mention it.
14396         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
14397
14398 2011-01-25  Ian Lance Taylor  <iant@google.com>
14399
14400         PR tree-optimization/26854
14401         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
14402         (decl_jump_unsafe): Move higher in file, with no other change.
14403         (bind): Set has_jump_unsafe_decl if appropriate.
14404         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
14405         (check_earlier_gotos): Likewise.
14406         (c_check_switch_jump_warnings): Likewise.
14407
14408 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
14409
14410         * doc/invoke.texi (Warning Options): Add missing hyphen.
14411         (-fprofile-dir): Minor grammatical fixes.
14412         (-fbranch-probabilities): Likewise.
14413
14414 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
14415
14416         PR debug/45136
14417         PR debug/45130
14418         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
14419         debug insns.
14420         (no_real_insns_p, schedule_block, set_priorities): Drop special
14421         treatment of boundary debug insns.
14422         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
14423         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
14424         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
14425         (BOUNDARY_DEBUG_INSN_P): Likewise.
14426         (SCHEDULE_DEBUG_INSN_P): Likewise.
14427         * sched-rgn.c (init_ready_list): Drop special treatment of
14428         boundary debug insns.
14429         * final.c (rest_of_clean-state): Clear notes' BB.
14430
14431 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14432
14433         * Makefile.in (LAMBDA_H): Removed.
14434         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
14435         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
14436         lambda-trans.o, and tree-loop-linear.o.
14437         (lto-symtab.o): Remove dependence on LAMBDA_H.
14438         (tree-loop-linear.o): Remove rule.
14439         (lambda-mat.o): Same.
14440         (lambda-trans.o): Same.
14441         (lambda-code.o): Same.
14442         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
14443         (tree-vect-slp.o): Same.
14444         * hwint.h (gcd): Moved here.
14445         (least_common_multiple): Same.
14446         * lambda-code.c: Removed.
14447         * lambda-mat.c: Removed.
14448         * lambda-trans.c: Removed.
14449         * lambda.h: Removed.
14450         * tree-loop-linear.c: Removed.
14451         * lto-symtab.c: Do not include lambda.h.
14452         * omega.c (gcd): Removed.
14453         * passes.c (init_optimization_passes): Remove pass_linear_transform.
14454         * tree-data-ref.c (print_lambda_vector): Moved here.
14455         (lambda_vector_copy): Same.
14456         (lambda_matrix_copy): Same.
14457         (lambda_matrix_id): Same.
14458         (lambda_vector_first_nz): Same.
14459         (lambda_matrix_row_add): Same.
14460         (lambda_matrix_row_exchange): Same.
14461         (lambda_vector_mult_const): Same.
14462         (lambda_vector_negate): Same.
14463         (lambda_matrix_row_negate): Same.
14464         (lambda_vector_equal): Same.
14465         (lambda_matrix_right_hermite): Same.
14466         * tree-data-ref.h: Do not include lambda.h.
14467         (lambda_vector): Moved here.
14468         (lambda_matrix): Same.
14469         (dependence_level): Same.
14470         (lambda_transform_legal_p): Removed declaration.
14471         (lambda_collect_parameters): Same.
14472         (lambda_compute_access_matrices): Same.
14473         (lambda_vector_gcd): Same.
14474         (lambda_vector_new): Same.
14475         (lambda_vector_clear): Same.
14476         (lambda_vector_lexico_pos): Same.
14477         (lambda_vector_zerop): Same.
14478         (lambda_matrix_new): Same.
14479         * tree-flow.h (least_common_multiple): Removed declaration.
14480         * tree-parloops.c (lambda_trans_matrix): Moved here.
14481         (LTM_MATRIX): Same.
14482         (LTM_ROWSIZE): Same.
14483         (LTM_COLSIZE): Same.
14484         (LTM_DENOMINATOR): Same.
14485         (lambda_trans_matrix_new): Same.
14486         (lambda_matrix_vector_mult): Same.
14487         (lambda_transform_legal_p): Same.
14488         * tree-pass.h (pass_linear_transform): Removed declaration.
14489         * tree-ssa-loop.c (tree_linear_transform): Removed.
14490         (gate_tree_linear_transform): Removed.
14491         (pass_linear_transform): Removed.
14492         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
14493         flag_loop_interchange.
14494
14495 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14496
14497         PR tree-optimization/47265
14498         PR tree-optimization/47443
14499         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
14500         if name still has some uses.
14501
14502 2011-01-25  Martin Jambor  <mjambor@suse.cz>
14503
14504         PR tree-optimization/47382
14505         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
14506         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
14507
14508 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
14509
14510         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
14511         sjlj_except_unwind_info.
14512
14513 2011-01-25  Richard Guenther  <rguenther@suse.de>
14514
14515         PR tree-optimization/47426
14516         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
14517         visible functions results escape.
14518
14519 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14520
14521         PR target/45701
14522         * config/arm/arm.c (any_sibcall_uses_r3): New function.
14523         (arm_get_frame_offsets): Use it.
14524
14525 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14526             Jakub Jelinek  <jakub@redhat.com>
14527
14528         PR tree-optimization/47271
14529         * tree-if-conv.c (bb_postdominates_preds): New.
14530         (if_convertible_bb_p): Call bb_postdominates_preds.
14531         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
14532         (predicate_scalar_phi): Call bb_postdominates_preds.
14533
14534 2011-01-25  Nick Clifton  <nickc@redhat.com>
14535
14536         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
14537         * config/rx/rx.c (rx_function_value): Likewise.
14538         (rx_promote_function_mode): Likewise.
14539         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
14540         in order to make it legitimate.
14541         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
14542         make sure that the first operand is the same as the result register.
14543         (addsi3_unspec): Delete.
14544         (subdi3): Do not accept immediate operands.
14545         (subdi3_internal): Likewise.
14546
14547 2011-01-25  Jeff Law  <law@redhat.com>
14548
14549         PR rtl-optimization/37273
14550         * ira-costs.c (scan_one_insn): Detect constants living in memory and
14551         handle them like argument loads from stack slots.  Do not double
14552         count memory for memory constants and argument loads from stack slots.
14553
14554 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14555
14556         PR tree-optimization/47427
14557         PR tree-optimization/47428
14558         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
14559         coalesce if the new root var would be TREE_READONLY.
14560
14561 2011-01-25  Richard Guenther  <rguenther@suse.de>
14562
14563         PR middle-end/47414
14564         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
14565         correct type for TBAA.
14566
14567 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14568
14569         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
14570         (close_phi_written_to_memory): Call for_each_index with
14571         dr_indices_valid_in_loop.
14572
14573 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14574
14575         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
14576         when it is initialized.
14577
14578 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14579
14580         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
14581         call to graphite_find_data_references_in_stmt.
14582         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
14583         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
14584         call to graphite_find_data_references_in_stmt.
14585         (analyze_drs_in_stmts): Same.
14586         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
14587         in which the scalar analysis of indices is performed.
14588         (create_data_ref): Same.  Update call to dr_analyze_indices.
14589         (find_data_references_in_stmt): Update call to create_data_ref.
14590         (graphite_find_data_references_in_stmt): Same.
14591         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
14592         declaration.
14593         (create_data_ref): Same.
14594         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
14595         call to create_data_ref.
14596
14597 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14598
14599         * graphite-sese-to-poly.c (build_poly_scop): Move
14600         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
14601
14602 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14603
14604         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
14605         VAR_DECL, PARM_DECL, and RESULT_DECL.
14606
14607 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14608
14609         * graphite-dependences.c (reduction_dr_1): Allow several reductions
14610         in a reduction PBB.
14611         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
14612         that have already been marked as PBB_IS_REDUCTION.
14613
14614 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14615
14616         * graphite-scop-detection.c (same_close_phi_node): New.
14617         (remove_duplicate_close_phi): New.
14618         (make_close_phi_nodes_unique): New.
14619         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
14620
14621 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14622
14623         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
14624         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
14625         of both data references to be the same.
14626
14627 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14628
14629         * graphite-dependences.c (build_lexicographical_constraint): Remove
14630         the gdim parameter.
14631         (build_lexicographical_constraint): Adjust call to
14632         ppl_powerset_is_empty.
14633         (dependence_polyhedron): Same.
14634         (graphite_legal_transform_dr): Same.
14635         (graphite_carried_dependence_level_k): Same.
14636         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
14637         parameter.
14638         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
14639
14640 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14641
14642         * graphite-sese-to-poly.c
14643         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
14644         (close_phi_written_to_memory): New.
14645         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
14646         and unshare_expr.
14647
14648 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14649
14650         * doc/install.texi: Update the expected version number of PPL to 0.11.
14651         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
14652         #if PPL_VERSION_MINOR < 11.
14653
14654 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14655
14656         * graphite-dependences.c: Include graphite-cloog-util.h.
14657         (new_poly_ddr): Inlined into dependence_polyhedron.
14658         (free_poly_ddr): Moved close by new_poly_ddr.
14659         (dependence_polyhedron_1): Renamed dependence_polyhedron.
14660         Early return NULL when ppl_powerset_is_empty returns true.
14661         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
14662         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
14663         (graphite_legal_transform_dr): Call new_poly_ddr.
14664         (graphite_carried_dependence_level_k): Same.
14665         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
14666         (dot_transformed_deps_stmt_1): Removed.
14667         (dot_deps_stmt_1): Call dot_deps_stmt_2.
14668         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
14669         (dot_deps_1): Call dot_deps_2.
14670         * Makefile.in (graphite-dependences.o): Add missing dependence on
14671         graphite-cloog-util.h.
14672
14673 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14674
14675         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
14676         (build_lexicographical_constraint): Same.
14677         (dependence_polyhedron_1): Same.
14678         (graphite_legal_transform_dr): Same.
14679         (graphite_carried_dependence_level_k): Same.
14680         * graphite-ppl.c (ppl_powerset_is_empty): New.
14681         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
14682         * tree-data-ref.c (dump_data_reference): Print the basic block index.
14683
14684 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14685
14686         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
14687         the "a followed by b" relation and document it.
14688
14689 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14690
14691         * graphite-dependences.c (build_lexicographical_constraint): Stop the
14692         iteration when the bag of constraints is empty.
14693
14694 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14695
14696         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
14697
14698 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14699
14700         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
14701         nest and two loop depths as parameters.
14702         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
14703         lst_perfect_nestify.
14704
14705 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14706
14707         * graphite-dependences.c (print_pddr): Call
14708         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
14709
14710 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14711
14712         * graphite-ppl.c (debug_gmp_value): New.
14713         * graphite-ppl.h (debug_gmp_value): Declared.
14714
14715 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
14716
14717         * doc/install.texi: Document availability of cloog-0.16.
14718
14719 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
14720
14721         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
14722         invalid postdominance info.
14723
14724 2011-01-24  Jan Hubicka  <jh@suse.cz>
14725
14726         PR c/21659
14727         * doc/extend.texi (weak pragma): Drop claim that it must
14728         appear before definition.
14729         * varasm.c (merge_weak, declare_weak): Only sanity check
14730         that DECL is not output at a time it is declared weak.
14731
14732 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
14733
14734         * machmode.def: Fixed comments.
14735
14736 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
14737
14738         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
14739
14740 2011-01-24  Paul Koning  <ni1d@arrl.net>
14741
14742         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
14743         WORDS_BIG_ENDIAN.
14744
14745 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
14746
14747         PR target/46519
14748         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
14749         (block_info): Add scanned and prev.
14750         (move_or_delete_vzeroupper_2): Return if the basic block
14751         has been scanned and the upper 128bit state is unchanged
14752         from the last scan.
14753         (move_or_delete_vzeroupper_1): Return true if the exit
14754         state is changed.
14755         (move_or_delete_vzeroupper): Visit basic blocks using the
14756         work-list based algorithm based on vt_find_locations in
14757         var-tracking.c.
14758
14759         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
14760
14761 2011-01-24  Nick Clifton  <nickc@redhat.com>
14762
14763         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
14764         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
14765         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
14766         then define __v850e1__.
14767         * doc/invoke.texi: Document -mv850es.
14768
14769 2011-01-24  Richard Henderson  <rth@redhat.com>
14770
14771         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
14772         compound unordered comparisons.
14773         * config/rx/rx.c (rx_split_fp_compare): Remove.
14774         * config/rx/rx-protos.h: Update.
14775         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
14776         (cbranchsf4): Don't call rx_split_fp_compare.
14777         (*cbranchsf4): Use rx_split_cbranch.
14778         (*cmpsf): Don't accept "i" constraint.
14779         (*conditional_branch): Only valid after reload.
14780         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
14781
14782 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
14783
14784         PR target/47385
14785         * config/rs6000/altivec.md (vector constant splitters): Add
14786         support for creating vector single precision constants if -mvsx is
14787         used and we would create the constant using Altivec primitives.
14788
14789 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
14790             Richard Sandiford  <rdsandiford@googlemail.com>
14791
14792         PR rtl-optimization/47166
14793         * reload1.c (emit_reload_insns): Disable the spill_reg_store
14794         mechanism for PRE_MODIFY and POST_MODIFY.
14795         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
14796         reloadreg.
14797
14798 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
14799
14800         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
14801
14802 2011-01-22  Jan Hubicka  <jh@suse.cz>
14803
14804         PR lto/47333
14805         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
14806
14807 2011-01-22  Jan Hubicka  <jh@suse.cz>
14808
14809         PR tree-optimization/43884
14810         PR lto/44334
14811         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
14812         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
14813
14814 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
14815
14816         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
14817         * config/s390/s390.c (s390_register_move_cost,
14818         s390_memory_move_cost): New.
14819         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
14820
14821 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14822
14823         PR middle-end/47401
14824         * except.c (sjlj_assign_call_site_values): Move setting the
14825         crtl->uses_eh_lsda flag to ...
14826         (sjlj_mark_call_sites): ... here.
14827         (sjlj_emit_function_enter): Support NULL dispatch label.
14828         (sjlj_build_landing_pads): In a function with no landing pads
14829         that still has must-not-throw regions, generate code to register
14830         a personality function with empty LSDA.
14831
14832 2011-01-21  Richard Henderson  <rth@redhat.com>
14833
14834         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
14835
14836         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
14837
14838         * compare-elim.c: New file.
14839         * Makefile.in (OBJS-common): Add it.
14840         (compare-elim.o): New.
14841         * common.opt (fcompare-elim): New.
14842         * opts.c (default_options_table): Add OPT_fcompare_elim.
14843         * tree-pass.h (pass_compare_elim_after_reload): New.
14844         * passes.c (init_optimization_passes): Add it.
14845         * recog.h: Protect against re-inclusion.
14846         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
14847         * doc/invoke.texi (-fcompare-elim): Document it.
14848         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
14849         * doc/tm.texi: Rebuild.
14850
14851 2011-01-22  Nick Clifton  <nickc@redhat.com>
14852
14853         * config/rx/rx.md (cstoresf4): Pass comparison operator to
14854         rx_split_fp_compare.
14855
14856 2011-01-22  Nick Clifton  <nickc@redhat.com>
14857
14858         * config/rx/rx.md (UNSPEC_CONST): New.
14859         (deallocate_and_return): Wrap the amount popped off the stack in
14860         an UNSPEC_CONST in order to stop it being rejected by
14861         -mmax-constant-size.
14862         (pop_and_return): Add a "(return)" rtx.
14863         (call): Drop the immediate operand.
14864         (call_internal): Likewise.
14865         (call_value): Likewise.
14866         (call_value_internal): Likewise.
14867         (sibcall_internal): Likewise.
14868         (sibcall_value_internal): Likewise.
14869         (sibcall): Likewise.  Generate an explicit call using
14870         sibcall_internal.
14871         (sibcall_value): Likewise.
14872         (mov<>): FAIL if a constant operand is not legitimate.
14873         (addsi3_unpsec): New pattern.
14874
14875         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
14876         (ok_for_max_constant): New function.
14877         (gen_safe_add): New function.
14878         (rx_expand_prologue): Use gen_safe_add.
14879         (rx_expand_epilogue): Likewise.
14880         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
14881         UNSPEC CONSTs.
14882
14883 2011-01-21  Jeff Law  <law@redhat.com>
14884
14885         PR tree-optimization/47053
14886         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
14887         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
14888         statements are deleted.
14889         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
14890         is nonempty, then purge dead edges and cleanup the CFG.
14891
14892 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
14893
14894         PR debug/47402
14895         Temporarily revert:
14896         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
14897         PR debug/47106
14898         * tree-dfa.c (create_var_ann): Mark variable as used.
14899
14900 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
14901
14902         PR middle-end/45566
14903         * except.c (convert_to_eh_region_ranges): Emit queued no-region
14904         notes from other section in hot/cold partitioning even if
14905         last_action is -3.  Increment call_site_base.
14906
14907         PR rtl-optimization/47366
14908         * fwprop.c (forward_propagate_into): Return bool.  If
14909         any changes are made, -fnon-call-exceptions is used and
14910         REG_EH_REGION note is present, call purge_dead_edges
14911         and return true if it purged anything.
14912         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
14913         any EH edges were purged.
14914
14915 2011-01-21  Jeff Law  <law@redhat.com>
14916
14917         PR rtl-optimization/41619
14918         * caller-save.c (setup_save_areas): Break out code to determine
14919         which hard regs are live across calls by examining the reload chains
14920         so that it is always used.
14921         Eliminate code which checked REG_N_CALLS_CROSSED.
14922
14923 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
14924
14925         PR tree-optimization/47355
14926         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
14927         NOP has non-debug uses beyond PHIs in new_bb.
14928
14929 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
14930
14931         PR debug/47106
14932         * cfgexpand.c (account_used_vars_for_block): Only account vars
14933         that are annotated as used.
14934         (estimated_stack_frame_size): Don't set TREE_USED.
14935         * tree-dfa.c (create_var_ann): Mark variable as used.
14936
14937 2011-01-21  Richard Guenther  <rguenther@suse.de>
14938
14939         PR middle-end/47395
14940         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
14941
14942 2011-01-21  Richard Guenther  <rguenther@suse.de>
14943
14944         PR tree-optimization/47365
14945         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
14946         (vn_reference_lookup_pieces): Adjust.
14947         (vn_reference_lookup): Likewise.
14948         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
14949         (vn_reference_lookup_3): Only look through kills if in
14950         VN_WALKREWRITE mode.
14951         (vn_reference_lookup_pieces): Adjust.
14952         (vn_reference_lookup): Likewise.
14953         (visit_reference_op_load): Likewise.
14954         (visit_reference_op_store): Likewise.
14955         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
14956         (compute_avail): Likewise.
14957         (eliminate): Likewise.
14958
14959 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
14960
14961         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
14962         DECL_IGNORED_P non-reg vars if they are used.
14963
14964         PR tree-optimization/47391
14965         * varpool.c (const_value_known_p): Return false if
14966         decl is volatile.
14967
14968 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
14969
14970         PR bootstrap/47215
14971         * config/i386/i386.c (ix86_local_alignment): Handle
14972         case for va_list_type_node is nil.
14973         (ix86_canonical_va_list_type): Likewise.
14974
14975 2011-01-21  Alan Modra  <amodra@gmail.com>
14976
14977         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
14978         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
14979
14980 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14981
14982         * config/arm/arm.md (define_attr type): Rename f_load
14983         and f_store to f_fpa_load and f_fpa_store. Update.
14984         (write_conflict): Deal with rename fallout.
14985         (*push_fp_multi): Likewise.
14986         * config/arm/fpa.md (f_load): Use f_fpa_load.
14987         (f_store): Use f_fpa_store.
14988         (*movsf_fpa): Likewise.
14989         (*movdf_fpa): Likewise.
14990         (*movxf_fpa): Likewise.
14991         (*thumb2_movsf_fpa): Likewise.
14992         (*thumb2_movdf_fpa): Likewise.
14993         (*thumb2_movxf_fpa): Likewise.
14994         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
14995         f_loadd and f_stored.
14996         (*thumb2_movdi_vfp): Likewise.
14997         (*thumb2_movsf_vfp): Fix attribute to f_loads.
14998         (*thumb2_movsi_vfp): Likewise.
14999         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
15000         Use f_loads instead of f_load.
15001         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
15002
15003 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
15004
15005         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
15006         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
15007         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
15008         (xtensa_mode_dependent_address_p): New function.
15009         (constantpool_address_p): Make static. Change return type to bool.
15010         Change argument type to const_rtx. Use CONST_INT_P predicate.
15011
15012 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
15013
15014         PR debug/46583
15015         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
15016
15017 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
15018
15019         PR debug/47283
15020         * cfgexpand.c (expand_debug_expr): Instead of generating
15021         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
15022         etc. handling.
15023
15024 2011-01-20  Richard Guenther  <rguenther@suse.de>
15025
15026         PR middle-end/47370
15027         * tree-inline.c (remap_gimple_op_r): Recurse manually for
15028         the pointer operand of MEM_REFs.
15029
15030 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
15031
15032         PR tree-optimization/46130
15033         * ipa-split.c (consider_split): If return_bb contains non-virtual
15034         PHIs other than for retval or if split_function would not adjust it,
15035         refuse to split.
15036
15037 2011-01-20  Richard Guenther  <rguenther@suse.de>
15038
15039         PR tree-optimization/47167
15040         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15041         Revert previous change, only avoid enumeral type changes.
15042
15043 2011-01-19  Mike Stump  <mikestump@comcast.net>
15044
15045         * doc/tm.texi.in (BRANCH_COST): Englishify.
15046         * doc/tm.texi (BRANCH_COST): Likewise.
15047
15048 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
15049
15050         PR c++/47291
15051         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
15052         (gen_scheduled_generic_parms_dies): New functions.
15053         (gen_struct_or_union_type_die): Schedule template parameters DIEs
15054         generation for the end of CU compilation.
15055         (dwarf2out_finish): Generate template parameters DIEs here.
15056
15057 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
15058
15059         PR debug/46240
15060         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
15061         debug bind stmt on merge edges.
15062
15063 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
15064
15065         PR debug/47079
15066         PR debug/46724
15067         * function.c (instantiate_expr): Instantiate incoming rtl of
15068         implicit arguments, and recurse on VALUE_EXPRs.
15069         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
15070         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
15071
15072 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
15073
15074         * c-parser.c (c_parser_for_statement): Initialize
15075         collection_expression.
15076
15077 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15078
15079         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
15080
15081 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15082
15083         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
15084         (LINK_SHLIB_SPEC): Don't use %(link_path).
15085         (SUBTARGET_EXTRA_SPECS): Remove link_path.
15086
15087 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15088
15089         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
15090         (NO_SHARED_LIB_SUPPORT): Remove.
15091         (LINK_SHLIB_SPEC): Remove one conditional definition.
15092
15093 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15094
15095         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
15096         %{call_shared}.
15097         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
15098         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
15099         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
15100         %{call_shared} and conditionals on these options not being passed.
15101         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
15102         %{call_shared}.
15103
15104 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
15105
15106         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
15107         simplify.
15108
15109         * ipa-split.c: Spelling fixes.
15110
15111 2011-01-19  Richard Henderson  <rth@redhat.com>
15112
15113         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
15114         (*mulsi3): Likewise.
15115
15116         * longlong.h [__mn10300__] (count_leading_zeros): New.
15117         [__mn10300__] (umul_ppmm, smul_ppmm): New.
15118         [__mn10300__] (add_ssaaaa, subddmmss): New.
15119         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
15120         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
15121
15122 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15123
15124         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
15125
15126 2011-01-19  Richard Henderson  <rth@redhat.com>
15127
15128         * config/mn10300/mn10300.md (addsi3_flags): New.
15129         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
15130         (subsi3_flags, subc_internal, subdi3): New.
15131         (subdi3_internal, *subdi3_degenerate): New.
15132         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
15133
15134         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
15135         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
15136         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
15137         * config/mn10300/mn10300-protos.h: Update.
15138         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
15139         (return_ret): Likewise.  Rename from return_internal_regs.
15140         (return_internal): Remove.
15141
15142         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
15143         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
15144         (mn10300_legitimate_constant_p): Likewise.
15145         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
15146         (mn10300_frame_size): New.
15147         (mn10300_expand_prologue): Use it.
15148         (mn10300_expand_epilogue): Likewise.
15149         (mn10300_initial_offset): Likewise.
15150         * config/mn10300/mn10300-protos.h: Update.
15151         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
15152         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
15153         (prologue, epilogue, return_internal): Tidy output code.
15154         (mn10300_store_multiple_operation, return): Likewise.
15155         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
15156         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
15157         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
15158         (load_pic, am33_load_pic): New.
15159         (mn10300_load_pic0, mn10300_load_pic1): New.
15160
15161         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
15162         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
15163         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
15164         (cc_flags_for_mode, cc_flags_for_code): New.
15165         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
15166         overflow flag is not valid.  Validate that the flags we need
15167         for the comparison are valid.
15168         (mn10300_output_cmp): Remove.
15169         (mn10300_output_add): New.
15170         (mn10300_select_cc_mode): Use cc_flags_for_code.
15171         (mn10300_split_cbranch): New.
15172         (mn10300_match_ccmode): New.
15173         (mn10300_split_and_operand_count): New.
15174         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
15175         to the function.
15176         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
15177         (addsi3): ... here.  Use mn10300_output_add.
15178         (*addsi3_flags): New.
15179         (*am33_subsi3, *mn10300_subsi3): Merge...
15180         (subsi3): ... here.  Use attribute isa.
15181         (*subsi3_flags): New.
15182         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
15183         when possible.
15184         (*am33_andsi3, *mn10300_andsi3): Merge...
15185         (andsi3): ... here.
15186         (*andsi3_flags): New.
15187         (andsi3 splitters): New.
15188         (*am33_iorsi3, *mn10300_iorsi3): Merge...
15189         (iorsi3): ... here.
15190         (*iorsi3_flags): New.
15191         (*am33_xorsi3, *mn10300_xorsi3): Merge...
15192         (xorsi3): ... here.
15193         (*xorsi3_flags): New.
15194         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
15195         (one_cmplsi2): ... here.
15196         (*one_cmplsi2_flags): New.
15197         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
15198         instead of "dax" in constraints.  Use mn10300_split_cbranch.
15199         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
15200         use matching constraints to eliminate a self-comparison.
15201         (*integer_conditional_branch): Rename from integer_conditional_branch.
15202         Use int_mode_flags to match CC_REG.
15203         (*cbranchsi4_btst, *btstsi): New.
15204         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
15205         mn10300_split_cbranch.
15206         (*am33_cmpsf): Rename from am33_cmpsf.
15207         (*float_conditional_branch): Rename from float_conditional_branch.
15208         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
15209         (zero_extendqisi2): ... here.
15210         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
15211         (zero_extendhisi2): ... here.
15212         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
15213         (extendqisi2): ... here.
15214         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
15215         (extendhisi2): ... here.
15216         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
15217         (ashlsi3): ... here.
15218         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
15219         (lshrsi3): ... here.
15220         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
15221         (ashrsi3): ... here.
15222         (consecutive add peephole): Remove.
15223         * config/mn10300/predicates.md (label_ref_operand): New.
15224         (int_mode_flags): New.
15225         (CCZN_comparison_operator): New.
15226
15227         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
15228         (throughput_42_latency_43): New reservation.
15229         (mulsidi3, umulsidi3): New expanders.
15230         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
15231         the MDR register to allocation; separately allocate the low and
15232         high parts of the DImode result.
15233         (umulsidi3_internal): Similarly.
15234         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
15235         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
15236         (udivsi3, umodsi3): Remove.
15237         (udivmodsi4, divmodsi4): New expanders.
15238         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
15239         (*divmodsi4): Simiarly.
15240         (ext_internal): New.
15241
15242         * config/mn10300/constraints.md ("z"): New constraint.
15243         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
15244         (FIXED_REGISTERS): Don't fix MDR.
15245         (CALL_USED_REGSITERS): Reformat nicely.
15246         (REG_ALLOC_ORDER): Add MDR.
15247         (enum regclass): Add MDR_REGS.
15248         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
15249         (IRA_COVER_CLASSES): Add MDR_REGS.
15250         (REGNO_REG_CLASS): Handle MDR_REG.
15251         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
15252         (mn10300_register_move_cost): Likewise.
15253         * config/mn10300/mn10300.md (MDR_REG): New.
15254         (*movsi_internal): Handle moves to/from MDR_REGS.
15255
15256         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
15257         POST_MODIFY.
15258         (mn10300_secondary_reload): Tidy combination reload classes.
15259         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
15260         addresses for AM33.  Allow symbolic offsets for reg+imm.
15261         (mn10300_regno_in_class_p): New.
15262         (mn10300_legitimize_reload_address): New.
15263         * config/mn10300/mn10300.h (enum reg_class): Remove
15264         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
15265         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
15266         SP_OR_GENERAL_REGS.
15267         (REG_CLASS_NAMES): Update to match.
15268         (REG_CLASS_CONTENTS): Likewise.
15269         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
15270         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
15271         (REGNO_IN_RANGE_P): Remove.
15272         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
15273         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
15274         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
15275         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
15276         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
15277         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
15278         (REGNO_GENERAL_P): New.
15279         (HAVE_POST_MODIFY_DISP): New.
15280         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
15281         (LEGITIMIZE_RELOAD_ADDRESS): New.
15282         * config/mn10300/mn10300-protos.h: Update.
15283
15284         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
15285         DATA_REGS for AM33 stack-pointer destination.
15286         (mn10300_preferred_output_reload_class): Likewise.
15287         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
15288         into a form appropriate for ...
15289         (TARGET_SECONDARY_RELOAD): New.
15290         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
15291         * config/mn10300/mn10300-protos.h: Update.
15292         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
15293         reload_insi; use the "A" constraint for the scratch; handle AM33
15294         moves of sp to non-address registers.
15295
15296         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
15297         (*movqi_internal): ... here.
15298         (*am33_movhi, *mn10300_movhi): Merge into...
15299         (*movhi_internal): ... here.
15300         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
15301         as the source/destination of moves from/to SP.
15302         (movsf): Only allow for AM33-2.
15303         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
15304         any integer constant constraint.  Only allow for AM33-2.  Tidy
15305         all of the alternative outputs.
15306         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
15307         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
15308         for MN103.
15309         (udivsi3, umodsi3): New patterns for MN103 only.
15310
15311 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
15312
15313         * doc/tm.texi.in: Spell out that a lack of register class unions
15314         can lead to ICEs.
15315         * doc/tm.texi: Regenerate.
15316
15317 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
15318
15319         PR rtl-optimization/47337
15320         * dce.c (check_argument_store): New function.
15321         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
15322
15323         PR tree-optimization/47290
15324         * tree-eh.c (infinite_empty_loop_p): New function.
15325         (cleanup_empty_eh): Use it.
15326
15327 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
15328
15329         PR target/46997
15330         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
15331         (a64_expand_widen_sum): Ditto.
15332         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
15333         (vec_extract_evenodd_help): Ditto.
15334         (vec_extract_evenv4hi): Ditto.
15335         (vec_extract_oddv4hi): Ditto.
15336         (vec_extract_evenv2si): Ditto.
15337         (vec_extract_oddv2si): Ditto.
15338         (vec_extract_evenv2sf): Ditto.
15339         (vec_extract_oddv2sf): Ditto.
15340         (vec_pack_trunc_v4hi: Ditto.
15341         (vec_pack_trunc_v2si): Ditto.
15342         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
15343         (vec_interleave_highv8qi): Ditto.
15344         (mix1_r): Ditto.
15345         (vec_extract_oddv8qi): Ditto.
15346         (vec_interleave_lowv4hi): Ditto.
15347         (vec_interleave_highv4hi): Ditto.
15348         (vec_interleave_lowv2si): Ditto.
15349         (vec_interleave_highv2si): Ditto.
15350
15351 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15352
15353         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
15354         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
15355         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
15356         (pa_c_mode_for_suffix): New.
15357         (TARGET_EXPAND_BUILTIN): Define.
15358         (TARGET_C_MODE_FOR_SUFFIX): Define.
15359         (pa_builtins): Define.
15360         (pa_init_builtins): Register __float128 type and init new support
15361         builtins.
15362         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
15363         * config/pa/quadlib.c (_U_Qfcopysign): New.
15364
15365 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
15366
15367         PR middle-end/46894
15368         * explow.c (allocate_dynamic_stack_space): Do not assume more than
15369         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
15370         are defined.
15371
15372 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15373
15374         PR tree-optimization/47179
15375         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
15376         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
15377
15378 2011-01-18  Richard Guenther  <rguenther@suse.de>
15379
15380         PR rtl-optimization/47216
15381         * emit-rtl.c: Include tree-flow.h.
15382         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
15383         of replicating it with different semantics.
15384         * Makefile.in (emit-rtl.o): Adjust.
15385
15386 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
15387
15388         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
15389         (cortex_a9_dp): Handle neon types correctly.
15390
15391 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
15392
15393         PR rtl-optimization/47299
15394         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
15395         subtarget.  Use normal multiplication if both operands are constants.
15396         * expmed.c (expand_widening_mult): Don't try to optimize constant
15397         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
15398         before using it.
15399
15400 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15401
15402         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
15403         spacing after 'e.g.', typos, comma, hyphenation.
15404
15405 2011-01-17  Richard Henderson  <rth@redhat.com>
15406
15407         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
15408         (rx_restricted_mem_operand): New.
15409         (rx_shift_operand): Use register_operand.
15410         (rx_source_operand, rx_compare_operand): Likewise.
15411         * config/rx/rx.md (addsi3_flags): New expander.
15412         (adddi3): Rewrite as expander.
15413         (adc_internal, *adc_flags, adddi3_internal): New patterns.
15414         (subsi3_flags): New expander.
15415         (subdi3): Rewrite as expander.
15416         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
15417
15418         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
15419         (rx_init_builtins): Remove sat builtin.
15420         (rx_expand_builtin): Likewise.
15421         * config/rx/rx.md (ssaddsi3): New.
15422         (*sat): Rename from sat.  Represent the CC_REG input.
15423
15424         * config/rx/predicates.md (rshift_operator): New.
15425         * config/rx/rx.c (rx_expand_insv): Remove.
15426         * config/rx/rx-protos.h: Update.
15427         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
15428         operand to the canonical position.
15429         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
15430         (*bitclr, *bitclr_in_memory): Similarly.
15431         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
15432         (insv): Retain the zero_extract in the expansion.
15433
15434         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
15435         (bswaphi2, bitinvert, revw): Likewise.
15436
15437         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
15438         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
15439         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
15440         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
15441         (bitset, bitset_in_memory): Likewise.
15442         (bitinvert, bitinvert_in_memory): Likewise.
15443         (bitclr, bitclr_in_memory): Likewise.
15444         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
15445         (rx_strend, rx_cmpstrn): Likewise.
15446         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
15447         (bitop peep2 patterns): Remove.
15448
15449         * config/rx/rx.c (rx_match_ccmode): New.
15450         * config/rx/rx-protos.h: Update.
15451         * config/rx/rx.md (abssi2): Clobber, don't set flags.
15452         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
15453         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
15454         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
15455         (fix_truncsfsi2, floatsisf2): Likewise.
15456         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
15457         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
15458         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
15459         (*subsi3_flags, *xorsi3_flags): New.
15460
15461         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
15462
15463         * config/rx/rx.c (rx_print_operand): Remove workaround for
15464         unsplit comparison operations.
15465
15466         * config/rx/rx.md (movsicc): Split after reload.
15467         (*movsicc): Merge *movsieq and *movsine via match_operator.
15468         (*stcc): New pattern.
15469
15470         * config/rx/rx.c (rx_float_compare_mode): Remove.
15471         * config/rx/rx.h (rx_float_compare_mode): Remove.
15472         * config/rx/rx.md (cstoresi4): Split after reload.
15473         (*sccc): New pattern.
15474
15475         * config/rx/predicates.md (label_ref_operand): New.
15476         (rx_z_comparison_operator): New.
15477         (rx_zs_comparison_operator): New.
15478         (rx_fp_comparison_operator): New.
15479         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
15480         Validate that the flags are set properly for the comparison.
15481         (rx_gen_cond_branch_template): Remove.
15482         (rx_cc_modes_compatible): Remove.
15483         (mode_from_flags): New.
15484         (flags_from_code): Rename from flags_needed_for_conditional.
15485         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
15486         (rx_select_cc_mode): Likewise.
15487         (rx_split_fp_compare): New.
15488         (rx_split_cbranch): New.
15489         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
15490         (*cbranchsi4): Use match_operator and rx_split_cbranch.
15491         (*cbranchsf4): Similarly.
15492         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
15493         match_operator and rx_split_cbranch.
15494         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
15495         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
15496         (*cmpsi): Rename from cmpsi.
15497         (*tstsi): Rename from tstsi.
15498         (*cmpsf): Rename from cmpsf; use CC_Fmode.
15499         (*conditional_branch): Rename from conditional_branch.
15500         (*reveresed_conditional_branch): Remove.
15501         (b<code>): Remove expander.
15502         * config/rx/rx-protos.h: Update.
15503
15504         * config/rx/rx.c (rx_compare_redundant): Remove.
15505         * config/rx/rx.md (cmpsi): Don't use it.
15506         * config/rx/rx-protos.h: Update.
15507
15508         * config/rx/rx-modes.def (CC_F): New mode.
15509         * config/rx/rx.c (rx_select_cc_mode): New.
15510         * config/rx/rx.h (SELECT_CC_MODE): Use it.
15511         * config/rx/rx-protos.h: Update.
15512
15513 2011-01-17  Richard Henderson  <rth@redhat.com>
15514
15515         * except.c (dump_eh_tree): Fix stray ; after for statement.
15516
15517 2011-01-17  Richard Guenther  <rguenther@suse.de>
15518
15519         PR tree-optimization/47313
15520         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
15521         handling before copying the body.  Properly deal with
15522         by-reference result in SSA form.
15523
15524 2011-01-17  Ian Lance Taylor  <iant@google.com>
15525
15526         PR target/47219
15527         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
15528         (struct_value_alias_set): Don't define.
15529         (sparc_option_override): Don't set sparc_sr_alias_set and
15530         struct_value_alias_set.
15531         (save_or_restore_regs): Use gen_frame_mem rather than calling
15532         set_mem_alias_set.
15533         (sparc_struct_value_rtx): Likewise.
15534
15535 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
15536
15537         PR target/47318
15538         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
15539         (_mm_maskstore_pd): Likewise.
15540         (_mm_maskload_ps): Likewise.
15541         (_mm_maskstore_ps): Likewise.
15542         (_mm256_maskload_pd): Change mask to __m256i.
15543         (_mm256_maskstore_pd): Likewise.
15544         (_mm256_maskload_ps): Likewise.
15545         (_mm256_maskstore_ps): Likewise.
15546
15547         * config/i386/i386-builtin-types.def: Updated.
15548         (ix86_expand_special_args_builtin): Likewise.
15549
15550         * config/i386/i386.c (bdesc_special_args): Update
15551         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
15552         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
15553         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
15554         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
15555
15556         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
15557         Use <avxpermvecmode> on mask register.
15558         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
15559
15560 2011-01-17  Olivier Hainque  <hainque@adacore.com>
15561             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
15562             Eric Botcazou  <ebotcazou@adacore.com>
15563
15564         PR target/46655
15565         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
15566         if <= USHRT_MAX in 32-bit mode.
15567
15568 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15569
15570         * doc/install.texi (Configuration, Specific): Wrap long
15571         lines in examples.  Allow line wrapping in long options
15572         and URLs where beneficial for PDF output.
15573
15574 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
15575
15576         * config/mips/mips.c (mips_classify_symbol): Don't return
15577         SYMBOL_PC_RELATIVE for nonlocal labels.
15578
15579 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
15580
15581         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
15582
15583 2011-01-15  Jan Hubicka  <jh@suse.cz>
15584
15585         PR tree-optimization/47276
15586         * ipa.c (function_and_variable_visibility): Do not try to mark alias
15587         declarations as needed.
15588
15589 2011-01-15  Martin Jambor  <mjambor@suse.cz>
15590
15591         * common.opt (fdevirtualize): New flag.
15592         * doc/invoke.texi (Option Summary): Document it.
15593         * opts.c (default_options_table): Add devirtualize flag.
15594         * ipa-prop.c (detect_type_change): Return immediately if
15595         devirtualize flag is not set.
15596         (detect_type_change_ssa): Likewise.
15597         (compute_known_type_jump_func): Likewise.
15598         (ipa_analyze_virtual_call_uses): Likewise.
15599
15600 2011-01-14  Martin Jambor  <mjambor@suse.cz>
15601
15602         PR tree-optimization/45934
15603         PR tree-optimization/46302
15604         * ipa-prop.c (type_change_info): New type.
15605         (stmt_may_be_vtbl_ptr_store): New function.
15606         (check_stmt_for_type_change): Likewise.
15607         (detect_type_change): Likewise.
15608         (detect_type_change_ssa): Likewise.
15609         (compute_complex_assign_jump_func): Check for dynamic type change.
15610         (compute_complex_ancestor_jump_func): Likewise.
15611         (compute_known_type_jump_func): Likewise.
15612         (compute_scalar_jump_functions): Likewise.
15613         (ipa_analyze_virtual_call_uses): Likewise.
15614         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
15615
15616 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15617
15618         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
15619         * config/i386/i386.opt (msse5): New Alias.
15620
15621 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15622
15623         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
15624         * config/sparc/linux64.h (CC1_SPEC): Likewise.
15625         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
15626         * config/sparc/sparc.h (CC1_SPEC): Likewise.
15627
15628 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15629
15630         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
15631         -mcpu options.
15632         * config/sparc/linux64.h (CC1_SPEC): Likewise.
15633         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
15634         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
15635         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
15636         Likewise.
15637         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
15638
15639 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15640
15641         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
15642
15643 2011-01-14  Mike Stump  <mikestump@comcast.net>
15644
15645         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
15646         * config/fr30/fr30.md: Likweise
15647         (movsi_push): Likewise.
15648         (movsi_pop): Likewise.
15649         (enter_func): Likewise.
15650         * config/moxie/moxie.md (movsi_push): Likewise.
15651         (movsi_pop): Likewise.
15652
15653 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15654
15655         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
15656         %{no_archive} %{exact_version}.
15657         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
15658         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
15659         %{no_archive} %{exact_version}.
15660         * config/mips/openbsd.h (LINK_SPEC): Likewise.
15661         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
15662         * config/mips/vxworks.h: Likewise.
15663
15664 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15665
15666         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
15667
15668 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15669
15670         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
15671         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
15672
15673 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15674
15675         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
15676         -nodefaultlib.
15677
15678 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15679
15680         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
15681         for mcpu not cpu.
15682         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
15683         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
15684         not cpu.
15685         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
15686         Don't handle -shlib.
15687
15688 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15689
15690         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
15691         (CC1_SPEC): Don't handle -profile.
15692
15693 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15694
15695         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
15696         * config/mips/mips.h (CC1_SPEC): Likewise.
15697
15698 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15699
15700         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
15701         * config/mips/mips.h (CC1_SPEC): Likewise.
15702
15703 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15704
15705         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
15706         * config/m32r/linux.h (LINK_SPEC): Likewise.
15707         * config/mips/linux.h (LINK_SPEC): Likewise.
15708         * config/mips/linux64.h (LINK_SPEC): Likewise.
15709         * config/sparc/linux.h (LINK_SPEC): Likewise.
15710         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
15711         LINK_SPEC): Likewise.
15712         * config/xtensa/linux.h (LINK_SPEC): Likewise.
15713
15714 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15715
15716         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
15717         %{version:-v}.
15718         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
15719
15720 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15721
15722         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
15723         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
15724
15725 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15726
15727         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
15728
15729 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15730
15731         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
15732         supports -Bstatic/-Bdynamic.
15733         * configure: Regenerate.
15734
15735 2011-01-14  Jan Hubicka  <jh@suse.cz>
15736             Jack Howarth  <howarth@bromo.med.uc.edu>
15737
15738         PR target/46037
15739         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
15740         when checking debug_info_level. Test write_symbols instead of
15741         debug_hooks->var_location when setting flag_var_tracking_uninit.
15742
15743 2011-01-14  Richard Guenther  <rguenther@suse.de>
15744
15745         PR tree-optimization/47179
15746         * target.def (ref_may_alias_errno): New target hook.
15747         * targhooks.h (default_ref_may_alias_errno): Declare.
15748         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
15749         (default_ref_may_alias_errno): New function.
15750         * target.h (struct ao_ref_s): Declare.
15751         * tree-ssa-alias.c: Include target.h.
15752         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
15753         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
15754         (targhooks.o): Likewise.
15755         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
15756         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
15757
15758 2011-01-14  Richard Guenther  <rguenther@suse.de>
15759
15760         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
15761
15762 2011-01-14  Richard Guenther  <rguenther@suse.de>
15763
15764         PR tree-optimization/47280
15765         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
15766         return CFG changes.
15767         (tree_ssa_forward_propagate_single_use_vars): Deal with
15768         CFG changes from associate_plusminus.
15769
15770 2011-01-14  Richard Guenther  <rguenther@suse.de>
15771
15772         PR middle-end/47281
15773         Revert
15774         2011-01-11  Richard Guenther  <rguenther@suse.de>
15775
15776         PR tree-optimization/46076
15777         * tree-ssa.c (useless_type_conversion_p): Conversions from
15778         unprototyped to empty argument list function types are useless.
15779
15780 2011-01-14  Richard Guenther  <rguenther@suse.de>
15781
15782         PR tree-optimization/47286
15783         * tree-ssa-structalias.c (new_var_info): Register variables are global.
15784
15785 2011-01-14  Martin Jambor  <mjambor@suse.cz>
15786
15787         PR middle-end/46823
15788         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
15789
15790 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
15791
15792         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
15793         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
15794         * config/xtensa/xtensa.c (xtensa_libcall_value,
15795         xtensa_function_value_regno_p): New functions.
15796         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
15797
15798 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
15799
15800         PR c++/47213
15801         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
15802         PE specific hook.
15803         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
15804         New function prototype.
15805         * config/i386/winnt.c (i386_pe_assemble_visibility):
15806         Warn only if attribute was specified by user.
15807
15808 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
15809
15810         PR target/47251
15811         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
15812         floating point.
15813         (floatunsdidf2_fcfidu): Ditto.
15814
15815 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15816
15817         * config/s390/s390.c (print_operand_address): Replace 'error' with
15818         'output_operand_lossage'.
15819         (print_operand): Likewise.
15820
15821 2011-01-13  Jeff Law  <law@redhat.com>
15822
15823         PR rtl-optimization/39077
15824         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
15825         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
15826         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
15827         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
15828         * gcse.c (prune_insertions_deletions): New function.
15829         (compute_pre_data): Use it.
15830
15831 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
15832
15833         PR debug/PR46973
15834         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
15835         static function.
15836         (prune_unused_types_mark): Use it.
15837
15838 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
15839
15840         PR rtl-optimization/45352
15841         * sel-sched.c: Update copyright years.
15842         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
15843         in the advancing loop when we have issued issue_rate insns.
15844
15845 2011-01-12  Richard Henderson  <rth@redhat.com>
15846
15847         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
15848         (TARGET_MD_ASM_CLOBBERS): New.
15849
15850         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
15851         (TARGET_DELEGITIMIZE_ADDRESS): New.
15852
15853         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
15854         (clzsi2, *bsch): New patterns.
15855
15856         * config/mn10300/mn10300.md (INT): New mode iterator.
15857         (*mov<INT>_clr): New pattern, and peep2 to generate it.
15858
15859         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
15860         flag_split_wide_types.
15861
15862         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
15863         (mn10300_trampoline_init): Rewrite without a template, an immediate
15864         load and a direct branch.
15865         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
15866
15867 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
15868
15869         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
15870         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
15871         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
15872         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
15873
15874 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
15875
15876         PR debug/47209
15877         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
15878         of type.
15879
15880 2011-01-12  Jan Hubicka  <jh@suse.cz>
15881
15882         PR driver/47244
15883         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
15884         (PLUGIN_COND_CLOSE): New macro.
15885         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
15886
15887 2011-01-12  Richard Guenther  <rguenther@suse.de>
15888
15889         PR lto/47259
15890         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
15891         register variables in a MEM_REF.
15892
15893 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
15894
15895         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
15896         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
15897         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
15898         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
15899         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
15900         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
15901         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
15902         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
15903         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
15904         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
15905         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
15906         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
15907         * config/gnu-user.h: New.  Copied from linux.h.
15908         (LINUX_TARGET_STARTFILE_SPEC): Rename to
15909         GNU_USER_TARGET_STARTFILE_SPEC.
15910         (LINUX_TARGET_ENDFILE_SPEC): Rename to
15911         GNU_USER_TARGET_ENDFILE_SPEC.
15912         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
15913         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
15914         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
15915         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
15916         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
15917         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
15918         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
15919         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
15920         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
15921         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
15922         * config/arm/linux-eabi.h (CC1_SPEC): Use
15923         GNU_USER_TARGET_CC1_SPEC.
15924         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
15925         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
15926         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
15927         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
15928         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
15929         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
15930         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
15931         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
15932
15933 2011-01-12  Richard Guenther  <rguenther@suse.de>
15934
15935         PR other/46946
15936         * doc/invoke.texi (ffast-math): Document it is turned on
15937         with -Ofast.
15938
15939 2011-01-12  Jan Hubicka  <jh@suse.cz>
15940
15941         PR tree-optimization/47233
15942         * opts.c (common_handle_option): Disable ipa-reference with profile
15943         feedback.
15944
15945 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
15946
15947         * c-parser.c (c_parser_objc_at_property_declaration): Improved
15948         error message.
15949
15950 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
15951
15952         * c-parser.c (c_lex_one_token): Updated and reindented some
15953         comments.  No changes in code.
15954
15955 2011-01-11  Ian Lance Taylor  <iant@google.com>
15956
15957         * godump.c (go_output_var): Don't output the variable if there is
15958         already a type with the same name.
15959
15960 2011-01-11  Ian Lance Taylor  <iant@google.com>
15961
15962         * godump.c (go_format_type): Don't generate float80.
15963
15964 2011-01-11  Richard Henderson  <rth@redhat.com>
15965
15966         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
15967         declaration.  Rewrite for both speed and size.
15968         (mn10300_address_cost_1): Remove.
15969         (mn10300_register_move_cost): New.
15970         (mn10300_memory_move_cost): New.
15971         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
15972         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
15973         extensions, shifts, BSWAP, CLZ.
15974         (mn10300_wide_const_load_uses_clr): Remove.
15975         (TARGET_REGISTER_MOVE_COST): New.
15976         (TARGET_MEMORY_MOVE_COST): New.
15977         * config/mn10300/mn10300-protos.h: Update.
15978         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
15979
15980         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
15981         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
15982         * config/mn10300/mn10300-protos.h: Update.
15983         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
15984         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
15985         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
15986         (*test_int_bitfield, *test_byte_bitfield): Remove.
15987         (*bit_test, *subreg_bit_test): Remove.
15988         * config/mn10300/predicates.md (const_8bit_operand): Remove.
15989
15990         * config/mn10300/constraints.md ("c"): Rename from "A".
15991         ("A", "D"): New constraint letters.
15992         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
15993         (fmssf4, fnmasf4, fnmssf4): Likewise.
15994
15995         * config/mn10300/mn10300.md (isa): New attribute.
15996         (enabled): New attribute.
15997
15998         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
15999         (abssf2, negsf2): Define only for hardware fp.
16000         (sqrtsf2): Reformat.
16001         (addsf3, subsf3, mulsf3): Merge expander and insn.
16002
16003         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
16004         (DEBUGGER_AUTO_OFFSET): Remove.
16005         (DEBUGGER_ARG_OFFSET): Remove.
16006
16007         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
16008         Emit register stores with the same offsets as the hardware.
16009         (mn10300_store_multiple_operation): Don't check that the register
16010         save offsets are monotonic.
16011         * config/mn10300/mn10300-protos.h: Update.
16012
16013         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
16014
16015         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
16016         in terms of the value on the stack, not the MDR register.
16017
16018 2011-01-11  Jan Hubicka  <jh@suse.cz>
16019
16020         PR lto/45721
16021         PR lto/45375
16022         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
16023         (symbol_alias_set_destroy, symbol_alias_set_contains,
16024         propagate_aliases_backward): Declare.
16025         * lto-streamer-out.c (struct sets): New sturcture.
16026         (trivally_defined_alias): New function.
16027         (output_alias_pair_p): Rewrite.
16028         (output_unreferenced_globals): Fix output of alias pairs.
16029         (produce_symtab): Likewise.
16030         * ipa.c (function_and_variable_visibility): Set weak alias destination
16031         as needed in lto.
16032         * varasm.c (symbol_alias_set_t): Remove.
16033         (symbol_alias_set_destroy): Export.
16034         (propagate_aliases_forward, propagate_aliases_backward): New functions
16035         based on ...
16036         (compute_visible_aliases): ... this one; remove.
16037         (trivially_visible_alias): New
16038         (trivially_defined_alias): New.
16039         (remove_unreachable_alias_pairs): Rewrite.
16040         (finish_aliases_1): Reorganize code checking if alias is defined.
16041         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
16042         in LTO mode.
16043
16044 2011-01-11  Richard Guenther  <rguenther@suse.de>
16045
16046         PR tree-optimization/46076
16047         * tree-ssa.c (useless_type_conversion_p): Conversions from
16048         unprototyped to empty argument list function types are useless.
16049
16050 2011-01-11  Richard Guenther  <rguenther@suse.de>
16051
16052         PR middle-end/45235
16053         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
16054         volatile MEMs as MEM_READONLY_P.
16055
16056 2011-01-11  Richard Guenther  <rguenther@suse.de>
16057
16058         PR tree-optimization/47239
16059         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
16060
16061 2011-01-11  Jeff Law  <law@redhat.com>
16062
16063         PR tree-optimization/47086
16064         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
16065         IVs from statements that might throw.
16066
16067 2011-01-10  Jan Hubicka  <jh@suse.cz>
16068
16069         PR lto/45375
16070         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
16071
16072 2011-01-10  Jan Hubicka  <jh@suse.cz>
16073
16074         PR lto/45375
16075         * profile.c (read_profile_edge_counts): Ignore profile inconistency
16076         when correcting profile.
16077
16078 2011-01-10  Jan Hubicka  <jh@suse.cz>
16079
16080         PR lto/46083
16081         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
16082         DECL_FINI_PRIORITY.
16083         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
16084         Restore DECL_FINI_PRIORITY.
16085
16086 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
16087
16088         * doc/gimple.texi: Fix quoting of multi-word return values in
16089         @deftypefn statements.  Ensure presence of return value.  Wrap
16090         overlong @deftypefn lines.
16091         (is_gimple_operand, is_gimple_min_invariant_address): Remove
16092         descriptions of removed functions.
16093         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
16094         of multi-word return value in @deftypefn statement.
16095
16096 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
16097
16098         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
16099         (Conditional Expressions, Logical Operators)
16100         (Statement and operand traversals): Do not indent smallexample
16101         code.  Fix duplicate function argument in example.
16102
16103 2011-01-10  Jeff Law  <law@redhat.com>
16104
16105         PR tree-optimization/47141
16106         * ipa-split.c (split_function): Handle case where we are
16107         returning a value and the return block has a virtual operand phi.
16108
16109 2011-01-10  Jan Hubicka  <jh@suse.cz>
16110
16111         PR tree-optimization/47234
16112         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
16113         (pass_feedback_split_functions): Declare.
16114         * passes.c (init_optimization_passes): Add ipa-split as subpass of
16115         tree-profile.
16116         * ipa-split.c (gate_split_functions): Update comments; disable
16117         split-functions for profile_arc_flag and branch_probabilities.
16118         (gate_feedback_split_functions): New function.
16119         (execute_feedback_split_functions): New function.
16120         (pass_feedback_split_functions): New global var.
16121
16122 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
16123
16124         PR lto/46760
16125         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
16126         calling gimple_call_set_cannot_inline.
16127
16128 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
16129
16130         * config/darwin-sections.def: Remove unused section.
16131
16132 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
16133
16134         PR c++/47218
16135         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
16136
16137 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
16138
16139         PR objc/47232
16140         * c-parser.c (c_parser_declaration_or_fndef): Improved
16141         error message.
16142
16143 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
16144
16145         * config/i386/winnt.c (i386_pe_start_function): Make sure
16146         to switch back to function's section.
16147
16148 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
16149
16150         PR gcc/46902
16151         PR testsuite/46912
16152         * plugin.c: Move include of dlfcn.h from here...
16153         * system.h: ... to here.
16154
16155 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
16156
16157         * doc/cpp.texi (C++ Named Operators): Fix markup for header
16158         file name.
16159         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
16160         two extra empty pages in PDF output.
16161
16162 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
16163
16164         PR objc/47078
16165         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
16166         for error recovery purposes behave as if it was not specified so
16167         that the default type is usd.
16168
16169 2011-01-07  Jan Hubicka  <jh@suse.cz>
16170
16171         PR tree-optmization/46469
16172         * ipa.c (function_and_variable_visibility): Clear needed flags on
16173         nodes with external decls; handle weakrefs merging correctly.
16174
16175 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
16176
16177         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
16178         not false.
16179
16180 2011-01-07  Jan Hubicka  <jh@suse.cz>
16181
16182         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
16183         and no longer claim that gold is required for linker plugin.
16184         * configure: Regenerate.
16185         * gcc.c (PLUGIN_COND): New macro.
16186         (LINK_COMMAND_SPEC): Use it.
16187         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
16188         * config.in (HAVE_LTO_PLUGIN): New.
16189         * configure.ac (--with-lto-plugin): New parameter; autodetect
16190         HAVE_LTO_PLUGIN.
16191
16192 2011-01-07  Jan Hubicka  <jh@suse.cz>
16193
16194         PR tree-optimization/46367
16195         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
16196         when we can update original.
16197         (cgraph_mark_inline_edge): Sanity check.
16198         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
16199
16200 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16201
16202         * config/spu/spu.h (ASM_COMMENT_START): Define.
16203
16204 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
16205
16206         PR driver/42445
16207         * gcc.c (%>S): New.
16208         (SWITCH_KEEP_FOR_GCC): Likewise.
16209         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
16210         (do_spec_1): Handle "%>".
16211
16212         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
16213
16214 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
16215
16216         PR target/47201
16217         * config/i386/i386.c (ix86_delegitimize_address): If
16218         simplify_gen_subreg fails, return orig_x.
16219
16220         PR bootstrap/47187
16221         * value-prof.c (gimple_stringop_fixed_value): Handle
16222         lhs of the call properly.
16223
16224 2011-01-07  Jan Hubicka  <jh@suse.cz>
16225
16226         PR lto/45375
16227         * lto-opt.c (lto_reissue_options): Set flag_shlib.
16228
16229 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
16230
16231         * target.def (function_switched_text_sections): New hook.
16232         * doc/tm.texi: Regenerated.
16233         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
16234         * final.c (default_function_switched_text_sections): New.
16235         (final_scan_insn): Call function_switched_text_sections when a
16236         mid-function section change occurs.
16237         * output.h (default_function_switched_text_sections): Declare.
16238         * config/darwin-protos.h (darwin_function_switched_text_sections):
16239         Likewise.
16240         * config/darwin.c (darwin_function_switched_text_sections): New.
16241         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
16242
16243 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
16244
16245         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
16246         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
16247         the secondary code fragment when outputting for DWARF == 2.
16248
16249 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
16250
16251         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
16252         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
16253         Remove.
16254         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
16255         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
16256
16257 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
16258
16259         PR debug/46704
16260         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
16261         when it is not empty.
16262
16263 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
16264
16265         Bobcat Enablement
16266         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
16267         (case ${target}): Add btver1.
16268         * config/i386/driver-i386.c (host_detect_local_cpu): Let
16269         -march=native recognize btver1 processors.
16270         * config/i386/i386-c.c (ix86_target_macros_internal): Add
16271         btver1 def_and_undef
16272         * config/i386/i386.c (struct processor_costs btver1_cost): New
16273         btver1 cost table.
16274         (m_BTVER1): New definition.
16275         (m_AMD_MULTIPLE): Includes m_BTVER1.
16276         (initial_ix86_tune_features): Add btver1 tune.
16277         (processor_target_table): Add btver1 entry.
16278         (static const char *const cpu_names): Add btver1 entry.
16279         (software_prefetching_beneficial_p): Add btver1.
16280         (ix86_option_override_internal): Add btver1 instruction sets.
16281         (ix86_issue_rate): Add btver1.
16282         (ix86_adjust_cost): Add btver1.
16283         * config/i386/i386.h (TARGET_BTVER1): New definition.
16284         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
16285         (enum processor_type): Add PROCESSOR_BTVER1.
16286         * config/i386/i386.md (define_attr "cpu"): Add btver1.
16287
16288 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16289
16290         PR target/43309
16291         * config/i386/i386.c (legitimize_tls_address)
16292         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
16293         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
16294         (tls_initial_exec_64_sun): New pattern.
16295
16296 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
16297
16298         * doc/invoke.texi (Overall Options): Improve wording and markup
16299         of the description of -wrapper.
16300
16301 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
16302
16303         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
16304         rdynamic, threads): New Driver options.
16305
16306 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16307
16308         PR target/38118
16309         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
16310         if coming from .tdata.
16311         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16312
16313 2011-01-06  Jan Hubicka  <jh@suse.cz>
16314
16315         PR lto/47188
16316         * collect2.c (main): Do not enable LTOmode when plugin is active.
16317
16318 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16319
16320         PR other/45915
16321         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
16322         --version output if supported.
16323         * configure: Regenerate.
16324
16325 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
16326
16327         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
16328         Driver options.
16329
16330 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
16331
16332         PR c/47150
16333         * c-convert.c (convert): When converting a complex expression
16334         other than COMPLEX_EXPR to a different complex type, ensure
16335         c_save_expr is called instead of save_expr, unless in_late_binary_op.
16336         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
16337         when converting COMPLEX_TYPE.
16338
16339 2011-01-06  Ira Rosen  <irar@il.ibm.com>
16340
16341         PR tree-optimization/47139
16342         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
16343         only the last reduction value is used outside the loop.  Update
16344         documentation.
16345
16346 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
16347
16348         * config/rtems.opt: New.
16349         * config.gcc (*-*-rtems*): Use rtems.opt.
16350
16351 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
16352
16353         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
16354         processors do not support 3DNow instructions.
16355
16356 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16357
16358         * config/spu/spu.c (spu_option_override): Set parameter
16359         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
16360
16361 2011-01-05  Jan Hubicka  <jh@suse.cz>
16362
16363         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
16364         at the command line.
16365
16366 2011-01-05  Martin Jambor  <mjambor@suse.cz>
16367
16368         PR lto/47162
16369         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
16370         deltas on streamed outgoing edges.
16371         (output_node_opt_summary): Output info for outgoing edges only when
16372         the node is in new parameter set.
16373         (output_cgraph_opt_summary): New parameter set, passed to the two
16374         aforementioned functions.  Update its forward declaration and its
16375         callee too.
16376
16377 2011-01-05  Tom Tromey  <tromey@redhat.com>
16378
16379         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
16380         operator to c_finish_omp_atomic.
16381         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
16382         (build_unary_op): Update.
16383         (build_modify_expr): Update.
16384         (build_asm_expr): Update.
16385
16386 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16387
16388         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
16389         newly inserted insns.
16390         (pad_bb): Likewise.
16391         (spu_emit_branch_hint): Likewise.
16392         (insert_hbrp_for_ilb_runout): Likewise.
16393         (spu_machine_dependent_reorg): Call df_finish_pass after
16394         schedule_insns returns.
16395
16396 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16397
16398         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
16399
16400 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
16401
16402         PR tree-optimization/47005
16403         * tree-sra.c (struct access): Add 'non_addressable' bit.
16404         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
16405         (decide_one_param_reduction): Return 0 if the parameter is passed by
16406         reference and one of the accesses in the group is non_addressable.
16407
16408 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
16409
16410         PR tree-optimization/47056
16411         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
16412         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
16413         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
16414
16415 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
16416
16417         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
16418         initializer.  Skip view conversions from aggregate types.
16419
16420 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
16421
16422         PR bootstrap/47055
16423         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
16424
16425 2011-01-04  Philipp Thomas  <pth@suse.de>
16426
16427         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
16428         obvious typo.
16429
16430 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16431
16432         * function.c (thread_prologue_and_epilogue_insns): Do not crash
16433         on empty epilogue sequences.
16434
16435 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
16436
16437         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
16438         non-static): New Driver options.
16439
16440 2011-01-04  Jie Zhang  <jie@codesourcery.com>
16441
16442         PR driver/47137
16443         * gcc.c (default_compilers[]): Set combinable field to 0
16444         for all assembly languages.
16445
16446 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
16447
16448         * config/mips/loongson3a.md: New file.
16449         * config/mips/mips.md: Include loongson3a.md.
16450         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
16451         TUNE_LOONGSON_3A.
16452
16453 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
16454
16455         PR middle-end/47017
16456         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
16457         instead of convert_memory_address_addr_space on the base expression.
16458
16459 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16460
16461         * config/spu/spu.c (spu_option_override): Update error text
16462         for bad -march= / -mtune= values.
16463
16464 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16465
16466         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
16467         if branch-hint optimization will be performed.
16468
16469 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
16470
16471         PR tree-optimization/47148
16472         * ipa-split.c (split_function): Convert arguments to
16473         DECL_ARG_TYPE if possible.
16474
16475         PR tree-optimization/47155
16476         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
16477         when computing uns.
16478
16479         PR rtl-optimization/47157
16480         * combine.c (try_combine): If undobuf.other_insn becomes
16481         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
16482         and set *new_direct_jump_p too.
16483
16484 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
16485
16486         PR tree-optimization/47021
16487         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
16488
16489 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
16490
16491         * gcc.c (process_command): Update copyright notice dates.
16492         * gcov.c (print_version): Likewise.
16493         * gcov-dump.c (print_version): Likewise.
16494         * mips-tfile.c (main): Likewise.
16495         * mips-tdump.c (main): Likewise.
16496
16497 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16498
16499         PR tree-optimization/46801
16500         * tree-sra.c (type_internals_preclude_sra_p): Check whether
16501         aggregate fields start at byte boundary instead of the bit-field flag.
16502
16503 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
16504
16505         PR driver/47137
16506         * gcc.c (main): Revert revision 168407.
16507
16508 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16509
16510         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
16511
16512 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16513
16514         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
16515         vector optab to expand vector/scalar shift, update gimple to vector.
16516
16517 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16518
16519         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
16520         a thunk.
16521
16522 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16523
16524         PR tree-optimization/46984
16525         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
16526         HOST_WIDE_INT.
16527         (cgraph_create_indirect_edge): Fixed line length.
16528         (cgraph_indirect_call_info): Declare.
16529         (cgraph_make_edge_direct) Update declaration.
16530         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
16531         (cgraph_create_indirect_edge): Use it.
16532         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
16533         callees.
16534         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
16535         the new thunk_delta representation.
16536         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
16537         HOST_WIDE_INT.
16538         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
16539         (ipa_read_indirect_edge_info): Likewise.
16540         * lto-cgraph.c (output_edge_opt_summary): New function.
16541         (output_node_opt_summary): Call it on all outgoing edges.
16542         (input_edge_opt_summary): New function.
16543         (input_node_opt_summary): Call it on all outgoing edges.
16544
16545 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
16546
16547         PR driver/47137
16548         * gcc.c (main): Don't check have_o when settting combine_inputs.
16549
16550 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
16551
16552         * regrename.c: Add general comment describing the pass.
16553         (struct du_head): Remove 'length' field.
16554         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
16555         (regrename_optimize): Do not sort chains.  Rework comments, add others.
16556         Force renaming to the preferred class (if any) in the first pass and do
16557         not consider registers that belong to it in the second pass.
16558         (create_new_chain): Do not set 'length' field.
16559         (scan_rtx_reg): Likewise.
16560
16561 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
16562
16563         PR tree-optimization/47140
16564         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
16565         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
16566         to bit_value_binop.
16567
16568         PR rtl-optimization/47028
16569         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
16570         parm_birth_insn instead of at the beginning of first bb.
16571
16572 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
16573
16574         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
16575         Remove the word "see" before "@pxref".
16576         * doc/rtl.texi: Remove the word "see" before "@pxref".
16577
16578 2011-01-01  Jan Hubicka  <jh@suse.cz>
16579
16580         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
16581         memory.
16582
16583 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
16584
16585         PR target/38662
16586         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
16587
16588 \f
16589 Copyright (C) 2011 Free Software Foundation, Inc.
16590
16591 Copying and distribution of this file, with or without modification,
16592 are permitted in any medium without royalty provided the copyright
16593 notice and this notice are preserved.