gcc/ChangeLog

   1 2010-12-15  Joseph Myers  <joseph@codesourcery.com>
   2
   3         * config/stormy16/stormy16.h (LINK_SPEC, WCHAR_TYPE): Define.
   4         * config.gcc (xstormy16-*-elf): Don't use svr4.h.
   5
   6 2010-12-15  Joseph Myers  <joseph@codesourcery.com>
   7
   8         * config/rx/rx.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
   9         * config.gcc (rx-*-elf*): Don't use svr4.h.
  10
  11 2010-12-14  Sebastian Pop  <sebastian.pop@amd.com>
  12
  13         PR tree-optimization/46845
  14         * sese.c (scalar_evolution_in_region): Handle scop parameters
  15         before scev analysis.
  16
  17 2010-12-14  Sebastian Pop  <sebastian.pop@amd.com>
  18
  19         PR tree-optimization/46928
  20         * tree-data-ref.c (analyze_overlapping_iterations): Handle "A[p] == A[p]"
  21         in data dependence analysis with p a parameter of the loop.
  22
  23 2010-12-14  Sebastian Pop  <sebastian.pop@amd.com>
  24
  25         PR tree-optimization/45948
  26         * tree-loop-distribution.c (ssa_name_has_uses_outside_loop_p): New.
  27         (stmt_has_scalar_dependences_outside_loop): New.
  28         (stmt_generated_in_another_partition): New.
  29         (add_scalar_computations_to_partition): New.
  30         (rdg_build_partitions): Call add_scalar_computations_to_partition.
  31
  32 2010-12-14  Joseph Myers  <joseph@codesourcery.com>
  33
  34         * config/arc/arc.h (LIB_SPEC): Define.
  35         * config.gcc (arc-*-elf*): Don't use svr4.h.
  36
  37 2010-12-14  Joseph Myers  <joseph@codesourcery.com>
  38
  39         * config/sh/elf.h (LIB_SPEC): Define.
  40         * config.gcc (sh-*-elf* | sh[12346l]*-*-elf* | sh-*-symbianelf* |
  41         sh[12346l]*-*-symbianelf* | sh-*-linux* | sh[2346lbe]*-*-linux* |
  42         sh-*-netbsdelf* | shl*-*-netbsdelf* | sh5-*-netbsd* |
  43         sh5l*-*-netbsd* | sh64-*-netbsd* | sh64l*-*-netbsd*, sh-*-rtems*,
  44         sh-wrs-vxworks): Don't use svr4.h.
  45
  46 2010-12-14  Jan Hubicka  <jh@suse.cz>
  47
  48         PR lto/46940
  49         PR lto/44463
  50         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Construct nodes
  51         for aliases when they are used.
  52
  53 2010-12-14  Joseph Myers  <joseph@codesourcery.com>
  54
  55         * config.gcc (sparc-*-elf*, sparc-*-rtems*, sparc-*-linux*,
  56         sparc-*-netbsdelf*, sparc*-*-solaris2*, sparc-wrs-vxworks,
  57         sparc64-*-elf*, sparc64-*-rtems*, sparc64-*-linux*,
  58         sparc64-*-netbsd*, sparc64-*-openbsd*): Don't use svr4.h.
  59
  60 2010-12-14  Thomas Klein  <th.r.klein@web.de>
  61
  62         * config/arm/arm.c (arm_expand_prologue): Report the static stack
  63         size if -fstack-usage is used.
  64         (thumb1_expand_prologue): Likewise.
  65
  66 2010-12-14  Jakub Jelinek  <jakub@redhat.com>
  67
  68         PR debug/46885
  69         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Use gsi_last_bb
  70         instead of gsi_last_nondebug_bb if bump_in_latch.
  71
  72         PR tree-optimization/46909
  73         * gimple-fold.c (and_var_with_comparison_1): Save partial
  74         result even in the is_and case, if both partial results
  75         are the same, return it.
  76         (or_var_with_comparison_1): Use is_or predicate instead of
  77         innercode == TRUTH_OR_EXPR test.  Save partial result
  78         even in the is_or case, if both partial results are the
  79         same, return it.  In the !is_or case when both partial
  80         results are the same, return the partial result instead
  81         of boolean_true_node.
  82
  83 2010-12-14  Jan Hubicka  <jh@suse.cz>
  84
  85         PR middle-end/46667
  86         * varasm.c (assemble_start_function): Do not call resolve_unique_section.
  87         * cfgexpand.c (gimple_expand_cfg): Resolve it here.
  88
  89 2010-12-14  Alexander Monakov  <amonakov@ispras.ru>
  90
  91         PR rtl-optimization/46875
  92         * sched-vis.c (print_pattern): Dump "sequence" for ADDR_VECs.
  93         * sel-sched-ir.c (bb_has_removable_jump_to_p): Forbid table jumps.
  94
  95 2010-12-14  Kaushik Phatak <kaushik.phatak@kpitcummins.com>
  96
  97         * config/h8300/h8300.md (define_split) : Add condition for
  98         "and with single_zero" splitter to handle 16-bit const operands.
  99         * config/h8300/h8300.md (define_split) : Add condition for
 100         "ior with single_one" splitter to handle 16-bit const operands.
 101         * config/h8300/h8300.md (define_split) : Add condition for
 102         "xor with single_one" splitter to handle 16-bit const operands.
 103         * testsuite/gcc.dg/h8300-bit-insn-ice.c: New.
 104
 105 2010-12-13  Jan Hubicka  <jh@suse.cz>
 106
 107         PR middle-end/45388
 108         * ipa.c (cgraph_build_static_cdtor_1): Break out from ... ; add FINAL parameter.
 109         (cgraph_build_static_cdtor): ... here.
 110         (build_cdtor): Use cgraph_build_static_cdtor_1.
 111
 112 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
 113
 114         * config/m32c/m32c.h (ENDFILE_SPEC, LINK_SPEC, SIZE_TYPE,
 115         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 116         * config.gcc (m32c-*-rtems*, m32c-*-elf*): Don't use svr4.h.
 117
 118 2010-12-14  Bernd Schmidt  <bernds@codesourcery.com>
 119
 120         PR rtl-optimization/44374
 121         Reapply patch with fixes.
 122         * basic-block.h (enum bb_flags): Add BB_MODIFIED.
 123         * df-core.c (df_set_bb_dirty): Set it.
 124         * ifcvt.c (find_memory): Remove function.
 125         (dead_or_predicable): Use can_move_insns_across.
 126         * df.h (can_move_insns_across): Declare function.
 127         * cfgcleanup.c (block_was_dirty): New static variable.
 128         (flow_find_head_matching_sequence): Test for epilogue notes.
 129         (try_crossjump_bb, try_forward_edges): Test BB_MODIFIED flag rather
 130         than df_get_bb_dirty.
 131         (try_head_merge_bb): New static function.
 132         (try_optimize_cfg): Call it.  Call df_analyze if block_was_dirty
 133         is set.
 134         * df-problems.c: Include "target.h"
 135         (df_simulate_find_uses): New static function.
 136         (MEMREF_NORMAL, MEMREF_VOLATILE): New macros.
 137         (find_memory, find_memory_store): New static functions.
 138         (can_move_insns_across): New function.
 139         * Makefile.in (df-problems.o): Update dependencies.
 140
 141 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
 142
 143         * config/xtensa/elf.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
 144         (DBX_REGISTER_NUMBER): Undefine.
 145         * config/xtensa/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
 146         (DBX_REGISTER_NUMBER): Undefine.
 147         * config.gcc (xtensa*-*-elf*, xtensa*-*-linux*): Don't use svr4.h.
 148
 149 2010-12-13  Jack Howarth <howarth@bromo.med.uc.edu>
 150             Joseph Myers <joseph@codesourcery.com>
 151
 152         PR bootstrap/46650
 153         * system.h: Include cstring for cxx bootstrap.
 154
 155 2010-12-13  Jakub Jelinek  <jakub@redhat.com>
 156
 157         PR lto/46879
 158         * lto-streamer-out.c (output_gimple_stmt): Never replace first
 159         GIMPLE_DEBUG argument with MEM_REF.
 160
 161         PR debug/46867
 162         * var-tracking.c (emitted_notes, string_pointer_flags): Removed.
 163         (emit_note_insn_var_location): Remove ENABLE_RTL_CHECKING verification.
 164         (vt_emit_notes): Don't initialize and destroy emitted_notes.
 165
 166 2010-12-13  Nathan Froyd  <froydnj@codesourcery.com>
 167
 168         PR target/46040
 169         * config.gcc (arm*-*-linux-*eabi): Use bpabi-lib.h.
 170         (arm*-*-uclinux*eabi, arm*-*-eabi*): Likewise.
 171
 172 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
 173
 174         * config/v850/v850.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
 175         WCHAR_TYPE_SIZE): Define.
 176         * config.gcc (v850e1-*-*, v850e-*-*, v850-*-*): Don't use svr4.h.
 177
 178 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
 179
 180         * config.gcc (s390-*-linux*, s390x-*-linux*, s390x-ibm-tpf*):
 181         Don't use svr4.h.
 182
 183 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
 184
 185         * config/mn10300/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
 186         WCHAR_TYPE_SIZE): Undefine.
 187         * config/mn10300/mn10300.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
 188         WCHAR_TYPE_SIZE): Define.
 189         * config.gcc (mn10300-*-*): Don't use svr4.h.
 190
 191 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
 192
 193         * config/m68k/linux.h (DBX_REGISTER_NUMBER): Undefine and
 194         redefine.
 195         (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 196         * config.gcc (m68k-*-uclinux*, m68k-*-linux*): Don't use svr4.h.
 197
 198 2010-12-13  Alexandre Oliva  <aoliva@redhat.com>
 199
 200         PR debug/46576
 201         * jump.c (mark_all_labels): Skip debug insns.
 202
 203 2010-12-13  Alexandre Oliva  <aoliva@redhat.com>
 204
 205         PR debug/46782
 206         * cfgcleanup.c (try_forward_edges): Skip debug insns.
 207
 208 2010-12-12  Jan Hubicka  <jh@suse.cz>
 209             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 210
 211         * varasm.c (default_function_section): Check flag_reorder_functions
 212         and targetm.have_named_sections.
 213         * config/darwin.c (darwin_function_section): Check
 214         flag_reorder_functions.
 215
 216 2010-12-12  Finn Thain  <fthain@telegraphics.com.au>
 217
 218         PR target/46179
 219         * config/m68k/m68k.c (handle_move_double): Insert calls to
 220         m68k_final_prescan_insn to clean up @TLS operand syntax.
 221
 222 2010-12-10  Sebastian Pop  <sebastian.pop@amd.com>
 223
 224         PR tree-optimization/43023
 225         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p):
 226         Removed.
 227         (stores_zero_from_loop): Call stmt_stores_zero.
 228         * tree-data-ref.h (stmt_stores_zero): New.
 229         * tree-loop-distribution.c (generate_memset_zero): Do not return a
 230         boolean.  Call gcc_assert on stride_of_unit_type_p.
 231         (generate_builtin): Call stmt_stores_zero.
 232         (rdg_flag_all_uses): Removed.
 233         (rdg_flag_similar_memory_accesses): Removed.
 234         (build_rdg_partition_for_component): Removed parameter
 235         other_stores.  Removed call to rdg_flag_similar_memory_accesses.
 236         (can_generate_builtin): New.
 237         (similar_memory_accesses): New.
 238         (fuse_partitions_with_similar_memory_accesses): New.
 239         (rdg_build_partitions): Call
 240         fuse_partitions_with_similar_memory_accesses.
 241
 242 2010-12-10  Jakub Jelinek  <jakub@redhat.com>
 243
 244         PR rtl-optimization/46804
 245         * regmove.c (optimize_reg_copy_3): Look for REG_EQUAL note
 246         on the setter of src_reg rather than on insn.  If it is
 247         equal to the setter's original SET_SRC, replace it with its
 248         zero or sign extension instead of dropping it.
 249
 250 2010-12-10  Richard Guenther  <rguenther@suse.de>
 251
 252         PR lto/46808
 253         * lto-symtab.c (lto_symtab_merge_decls_2): Avoid type warnings
 254         after errors.
 255         (lto_symtab_merge_decls_1): Adjust.
 256
 257 2010-12-10  Dave Korn  <dave.korn.cygwin@gmail.com>
 258
 259         PR middle-end/46674
 260         PR lto/43157
 261         * target.def (mangle_assembler_name): New target asm_out hook.
 262         * targhooks.c (default_mangle_assembler_name): Add default hook
 263         implementation.
 264         * targhooks.h (default_mangle_assembler_name): Add prototype.
 265         * lto-symtab.c (lto_symtab_register_decl): Use new hook when
 266         processing DECL_ASSEMBLER_NAMEs for lto symtabs.
 267         (lto_symtab_get_resolution): Likewise.
 268         (lto_cgraph_replace_node): Likewise.
 269         (lto_symtab_prevailing_decl): Likewise.
 270         * lto-streamer-out.c (write_symbol): Likewise.
 271         * doc/tm.texi.in (TARGET_MANGLE_ASSEMBLER_NAME): Add @hook directive.
 272         * doc/tm.texi: Regenerate.
 273         * config/i386/cygming.h (TARGET_MANGLE_ASSEMBLER_NAME): Define to
 274         point at i386_pe_mangle_assembler_name.
 275         * config/i386/winnt.c (i386_pe_mangle_assembler_name): New function.
 276         * config/i386/i386-protos.h (i386_pe_mangle_assembler_name): Add
 277         prototype.
 278
 279 2010-12-10  Nathan Froyd  <froydnj@codesourcery.com>
 280
 281         * c-typeck.c (readonly_error): Delete.
 282
 283 2010-12-10  Jakub Jelinek  <jakub@redhat.com>
 284
 285         PR rtl-optimization/46865
 286         * rtl.c (rtx_equal_p_cb, rtx_equal_p): For last operand of
 287         ASM_OPERANDS and ASM_INPUT if integers are different,
 288         call locator_eq.
 289         * jump.c (rtx_renumbered_equal_p): Likewise.
 290
 291         PR tree-optimization/46864
 292         * tree-ssa-loop-im.c (loop_suitable_for_sm): Return false even
 293         when there are EDGE_EH exit edges.
 294
 295 2010-12-10  Tobias Burnus  <burnus@net-b.de>
 296
 297         PR fortran/46540
 298         * configure.ac: Handle --disable-libquadmath-support.
 299         * doc/install.texi: Document --disable-libquadmath and
 300         --disable-libquadmath-support
 301         * configure: Regenerate.
 302         * config.in: Regenerate.
 303
 304 2010-12-10  Jack Howarth  <howarth@bromo.med.uc.edu>
 305             Iain Sandoe  <iains@gcc.gnu.org>
 306
 307         PR 43751/target
 308         * config/darwin9.h (DSYMUTIL_SPEC): Add fortran source types.
 309
 310 2010-12-10  Iain Sandoe <iains@gcc.gnu.org>
 311
 312         * config/rs6000/rs6000.c
 313         (rs6000_darwin64_record_arg_advance_recurse): Name register increment
 314         explicitly.  (rs6000_darwin64_record_arg_recurse): Make sure we split
 315         long doubles when we run out of regs.   Also flag that this requires
 316         stack and therefore cannot be returned by value.
 317         (rs6000_darwin64_record_arg): Update comment.
 318         (rs6000_function_value): Likewise.
 319
 320 2010-12-10  Nicola Pero  <nicola.pero@meta-innovation.com>
 321
 322         * c-parser.c (c_parser_objc_class_definition): Recognize
 323         Objective-C 2.0 class extensions.
 324
 325 2010-12-10  Iain Sandoe <iains@gcc.gnu.org>
 326
 327         * config/darwin.c: Remove c-tree.h and c-lang.h
 328         * config/t-darwin: Remove dependencies on c-tree.h and c-lang.h.
 329
 330 2010-12-10  Joern Rennecke  <amylaar@spamcop.net>
 331
 332         PR target/46881
 333         * doc/tm.texi: Regenerate.
 334         * target.def: Fix "preferred" spelling.  Refer to rclass by its
 335         exact name.
 336         * config/arm/arm.c (arm_preferred_rename_class): Rename parameter class
 337         to rclass.
 338
 339 2010-12-09  Paul Koning  <ni1d@arrl.net>
 340
 341         * config/pdp11/pdp11-protos.h (output_move_double,
 342         output_move_quad): Delete.
 343         (output_move_multiple, pdp11_expand_operands): New functions.
 344         (pdp11_action, pdp11_partorder): New enums.
 345         * config/pdp11/pdp11.md (movdi, movsi, movdf, movsf): Use
 346         output_move_multiple.
 347         (adddi3, subdi3, negdi2): New patterns.
 348         (addsi3, subsi3, negsi2): Use pdp11_expand_operands.
 349         (abshi2): Delete.
 350         (neghi2, negqi2): Use PDPint iterator.
 351         * config/pdp11/pdp11.c (find_addr_reg, output_move_double,
 352         output_move_quad): Delete.
 353         (pdp11_expand_operands, output_move_multiple): New functions.
 354
 355 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 356
 357         * config/vax/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 358         * config.gcc (vax-*-linux*): Don't use svr4.h.
 359
 360 2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>
 361
 362         * c-typeck.c (build_indirect_ref): Call invalid_indirection_error.
 363
 364 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 365
 366         * doc/extend.texi (Attribute Syntax): Correct description of
 367         attributes in pointer declarators.
 368
 369 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 370
 371         * config/mips/vxworks.h (DBX_REGISTER_NUMBER): Undefine.
 372         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux*,
 373         mips*-*-linux*, mips-wrs-vxworks): Don't use svr4.h.
 374
 375 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 376
 377         * config/mep/mep.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
 378         WCHAR_TYPE_SIZE): Define.
 379         * config.gcc (mep-*-*): Don't use svr4.h.
 380
 381 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 382
 383         * config/mcore/mcore.h (PTRDIFF_TYPE, WCHAR_TYPE,
 384         WCHAR_TYPE_SIZE): Define.
 385         * config/svr3.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
 386         WCHAR_TYPE_SIZE): Don't define.
 387         * config.gcc (mcore-*-elf): Don't use svr4.h.
 388
 389 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 390
 391         * config.gcc (m32r-*-elf*, m32rle-*-elf*, m32r-*-rtems*,
 392         m32r-*-linux*, m32rle-*-linux*): Don't use svr4.h.
 393
 394 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 395
 396         * config/iq2000/iq2000.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
 397         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 398         * config.gcc (iq2000*-*-elf*): Don't use svr4.h.
 399
 400 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 401
 402         * config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.
 403
 404 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 405
 406         * config/pa/pa32-linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 407         * config.gcc (hppa*64*-*-linux*, hppa*-*-linux*): Don't use
 408         svr4.h.
 409
 410 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 411
 412         * config/moxie/moxie.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
 413         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 414         * config/moxie/rtems.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
 415         WCHAR_TYPE, WCHAR_TYPE_SIZE): Undefine.
 416         * config.gcc (moxie-*-elf, moxie-*-uclinux*): Don't use svr4.h.
 417
 418 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 419
 420         * config/frv/frv.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
 421         WCHAR_TYPE_SIZE): Define.
 422         * config.gcc (frv-*-elf, frv-*-*linux*): Don't use svr4.h.
 423
 424 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 425
 426         * config/fr30/fr30.h (LIB_SPEC, LINK_SPEC, SIZE_TYPE,
 427         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 428         * config.gcc (fr30-*-elf): Don't use svr4.h.
 429
 430 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 431
 432         * config/cris/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
 433         * config.gcc (crisv32-*-linux* | cris-*-linux*): Don't use svr4.h.
 434
 435 2010-12-09  Richard Guenther  <rguenther@suse.de>
 436
 437         PR middle-end/46844
 438         * gimple-fold.c (canonicalize_constructor_val): Canonicalize
 439         addresses.
 440
 441 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 442
 443         * config/i386/netware.h (TARGET_POSIX_IO): Define.
 444         * config/i386/nto.h (TARGET_POSIX_IO): Define.
 445         * config/ia64/hpux.h (TARGET_POSIX_IO): Define.
 446         * config/moxie/moxie.h (TARGET_POSIX_IO): Don't undefine.
 447         * config/openbsd.h (TARGET_POSIX_IO): Define.
 448         * config/rtems.h (TARGET_POSIX_IO): Define.
 449         * config/sh/embed-elf.h (TARGET_POSIX_IO): Don't undefine.
 450         * config/sol2.h (TARGET_POSIX_IO): Define.
 451         * config/svr4.h (TARGET_POSIX_IO): Don't define.
 452         * config/vxworksae.h (TARGET_POSIX_IO): Define.
 453
 454 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 455
 456         * config/i386/nto.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
 457         * config/ia64/hpux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 458         Define.
 459         * config/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
 460         undefine.
 461         * config/mips/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
 462         undefine.
 463         * config/mips/netbsd.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 464         Don't undefine.
 465         * config/rs6000/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 466         Don't undefine.
 467         * config/rs6000/linux64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 468         Don't undefine.
 469         * config/sol2.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
 470         * config/sparc/netbsd-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 471         Don't undefine.
 472         * config/sparc/openbsd64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 473         Don't undefine.
 474         * config/sparc/sp64-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 475         Don't undefine.
 476         * config/svr4.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
 477         define.
 478         * config/xtensa/elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
 479         undefine.
 480
 481 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 482
 483         * config/ia64/hpux.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
 484         non-GNU assembler.
 485         * config/m68k/netbsd-elf.h (AS_NEEDS_DASH_FOR_PIPED_INPUT):
 486         Remove.
 487         * config/m68k/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
 488         * config/mips/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
 489         * config/sol2.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
 490         non-GNU assembler.
 491         * config/sparc/sparc.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
 492         * config/svr4.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
 493
 494 2010-12-09  Martin Jambor  <mjambor@suse.cz>
 495
 496         * ipa-prop.c (compute_complex_ancestor_jump_func): Work also if the
 497         zero is the first phi parameter.
 498
 499 2010-12-09  Martin Jambor  <mjambor@suse.cz>
 500
 501         * ipa-prop.h (struct ipa_parm_adjustment): New field alias_ptr_type.
 502         * ipa-prop.c (ipa_modify_call_arguments): Use it.
 503         * tree-sra.c (splice_param_accesses): Test that all accesses have the
 504         same alias reference type.
 505         (turn_representatives_into_adjustments): Set alias_ptr_type of the
 506         adjustment.
 507
 508 2010-12-09  Martin Jambor  <mjambor@suse.cz>
 509
 510         PR middle-end/46734
 511         * tree-sra.c (splice_param_accesses): Check that there are not
 512         multiple ADDRESSABLE types.
 513
 514 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 515
 516         * config/arc/arc.h (ASM_SPEC): Remove %{v}.
 517         * config/bfin/bfin.h (ASM_SPEC): Remove %{v}.
 518         * config/cris/cris.h (ASM_SPEC): Remove %{v:-v}.
 519         * config/fr30/fr30.h (ASM_SPEC): Remove %{v}.
 520         * config/frv/frv.h (ASM_SPEC): Remove %{v}.
 521         * config/i386/linux.h (ASM_SPEC): Remove %{v}.
 522         * config/i386/linux64.h (ASM_SPEC): Remove %{v}.
 523         * config/i386/mingw-w64.h (ASM_SPEC): Remove %{v}.
 524         * config/i386/sol2-10.h (ASM_SPEC): Remove %{v}.
 525         * config/i386/vxworks.h (ASM_SPEC): Remove %{v}.
 526         * config/i386/x86-64.h (ASM_SPEC): Remove %{v}.
 527         * config/lm32/lm32.h (ASM_SPEC): Remove %{v}.
 528         * config/m32r/m32r.h (ASM_SPEC): Remove %{v}.
 529         * config/m68k/linux.h (ASM_SPEC): Remove %{v:-V}.
 530         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{v}.
 531         * config/mips/mips.h (ASM_SPEC): Remove %{v}.
 532         * config/mips/vxworks.h (ASM_SPEC): Remove %{v}.
 533         * config/pa/pa-linux.h (ASM_SPEC): Remove %{v:-V}.
 534         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Remove %{v}.
 535         * config/rs6000/linux64.h (ASM_SPEC): Remove %{v:-V}.
 536         * config/rs6000/vxworks.h (ASM_SPEC): Remove %{v:-v}.
 537         * config/sparc/openbsd64.h (ASM_SPEC): Remove %{v:-V}.
 538         * config/svr4.h (SVR4_ASM_SPEC): Remove %{v:-V}.
 539         * config/xtensa/elf.h (ASM_SPEC): Remove %{v}.
 540         * config/xtensa/linux.h (ASM_SPEC): Remove %{v}.
 541
 542 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 543
 544         * config/i386/openbsdelf.h (LINK_SPEC): Use %{r:} not %{r*:}.
 545         * config/mips/openbsd.h (LINK_SPEC): Use %{r:} not %{r*:}.
 546         * config/netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): Use %{r:} not
 547         %{r*:}.
 548         * config/netbsd-elf.h (NETBSD_LINK_SPEC_ELF): Use %{r:} not
 549         %{r*:}.
 550         * config/sparc/openbsd64.h (LINK_SPEC): Use %{r:} not %{r*:}.
 551         * config/vax/netbsd-elf.h (LINK_SPEC): Use %{r:} not %{r*:}.
 552
 553 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 554
 555         * config/alpha/freebsd.h (LINK_SPEC): Don't use
 556         %{!dynamic-linker:}.
 557         * config/alpha/linux-elf.h (LINK_SPEC): Likewise.
 558         * config/arm/freebsd.h (LINK_SPEC): Likewise.
 559         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Likewise.
 560         * config/bfin/linux.h (LINK_SPEC): Likewise.
 561         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Likewise.
 562         * config/frv/linux.h (LINK_SPEC): Likewise.
 563         * config/i386/freebsd.h (LINK_SPEC): Likewise.
 564         * config/i386/freebsd64.h (LINK_SPEC): Likewise.
 565         * config/i386/linux.h (LINK_SPEC): Likewise.
 566         * config/i386/linux64.h (LINK_SPEC): Likewise.
 567         * config/i386/openbsdelf.h (LINK_SPEC): Likewise.
 568         * config/ia64/freebsd.h (LINK_SPEC): Likewise.
 569         * config/ia64/linux.h (LINK_SPEC): Likewise.
 570         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
 571         * config/m32r/linux.h (LINK_SPEC): Likewise.
 572         * config/m68k/linux.h (LINK_SPEC): Likewise.
 573         * config/microblaze/linux.h (LINK_SPEC): Likewise.
 574         * config/mips/linux.h (LINK_SPEC): Likewise.
 575         * config/mips/linux64.h (LINK_SPEC): Likewise.
 576         * config/mips/openbsd.h (LINK_SPEC): Likewise.
 577         * config/mn10300/linux.h (LINK_SPEC): Likewise.
 578         * config/netbsd-elf.h (LINK_SPEC): Likewise.
 579         * config/pa/pa-linux.h (LINK_SPEC): Likewise.
 580         * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC32,
 581         LINK_OS_LINUX_SPEC64): Likewise.
 582         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC,
 583         LINK_OS_LINUX_SPEC, LINK_OS_GNU_SPEC, LINK_OS_NETBSD_SPEC):
 584         Likewise.
 585         * config/s390/linux.h (LINK_SPEC): Likewise.
 586         * config/sh/linux.h (SUBTARGET_LINK_SPEC): Likewise.
 587         * config/sparc/freebsd.h (LINK_SPEC): Likewise.
 588         * config/sparc/linux.h (LINK_SPEC): Likewise.
 589         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
 590         LINK_SPEC): Likewise.
 591         * config/sparc/openbsd64.h (LINK_SPEC): Likewise.
 592         * config/vax/linux.h (LINK_SPEC): Likewise.
 593         * config/xtensa/linux.h (LINK_SPEC): Likewise.
 594
 595 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 596
 597         * config/bfin/bfin.h (ASM_SPEC): Remove %{n} and %{T}.
 598         * config/frv/frv.h (ASM_SPEC): Likewise.
 599         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
 600         * config/i386/sol2.h (ASM_SPEC): Likewise.
 601         * config/m68k/linux.h (ASM_SPEC): Likewise.
 602         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
 603         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
 604         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
 605         * config/sol2.h (ASM_SPEC): Likewise.
 606         * config/sparc/linux.h (ASM_SPEC): Likewise.
 607         * config/sparc/linux64.h (ASM_SPEC): Likewise.
 608         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
 609         * config/sparc/sysv4.h (ASM_SPEC): Likewise.
 610         * config/svr4.h (SVR4_ASM_SPEC): Likewise.
 611
 612 2010-12-09  Richard Guenther  <rguenther@suse.de>
 613
 614         * reginfo.c (struct subregs_of_mode_node): Remove.
 615         (subregs_of_mode): Likewise.
 616         (som_hash): Likewise.
 617         (som_eq): Likewise.
 618         (invalid_mode_changes): New bitmap.
 619         (record_subregs_of_mode): Get subregs_of_mode argument.
 620         Fill in invalid_mode_changes bitmap.
 621         (find_subregs_of_mode): Get subregs_of_mode argument and pass
 622         it through.
 623         (init_subregs_of_mode): Adjust.
 624         (finish_subregs_of_mode): Likewise.
 625         (invalid_mode_change_p): Query invalid_mode_changes bitmap.
 626
 627 2010-12-09  Richard Guenther  <rguenther@suse.de>
 628
 629         * ira.c (ira): Do not call finish_subregs_of_mode.
 630         * ira-costs.c (finish_costs): Call finish_subregs_of_mode.
 631
 632 2010-12-09  Richard Guenther  <rguenther@suse.de>
 633
 634         * rtl.h (invalid_mode_change_p): Adjust prototype.
 635         * reginfo.c (invalid_mode_change_p): Remove from argument.
 636         * ira-costs.c (print_allocno_costs): Adjust callers.
 637         (find_costs_and_classes): Likewise.
 638
 639 2010-12-09  Jakub Jelinek  <jakub@redhat.com>
 640
 641         * config/s390/s390.md (*mov<mode>cc): Change lgoc and stgoc to
 642         locg and stocg even in comment.
 643         (sync_old_<atomic><mode>): Give mode to UNSPEC_VOLATILE.
 644
 645         PR target/41082
 646         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
 647         instead of stve*x.
 648         (altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
 649         of operand 0.
 650         * config/rs6000/altivec.md (VI_scalar): New mode attr.
 651         (altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
 652         vector mode for operand 0, put operand 1 into UNSPEC.
 653
 654 2010-12-09  Yao Qi  <yao@codesourcery.com>
 655
 656         * config/arm/arm.c (arm_preferred_rename_class): Implement targethook
 657         PREFERRED_RENAME_CLASS.
 658
 659 2010-12-08  Ian Lance Taylor  <iant@google.com>
 660
 661         * doc/sourcebuild.texi (Front End): Remove reference to
 662         snapshot-README and snapshot-index.html.
 663
 664 2010-12-08  Ian Lance Taylor  <iant@google.com>
 665
 666         * doc/sourcebuild.texi (Texinfo Manuals): Change update_web_docs
 667         to update_web_docs_svn.
 668         (Front End): Likewise.
 669
 670 2010-12-08  Iain Sandoe <iains@gcc.gnu.org>
 671
 672         gcc/config.gcc (with_cpu): Default i[34567]86-*-darwin* and
 673         x86_64-*-darwin* to with_cpu:-core2.
 674         gcc/config/i386/mmx.md (*mov<mode>_internal_rex64): Replace movq
 675         with movd for darwin assembler.
 676         gcc/config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
 677         (*vec_concatv2di_rex64_sse): Ditto.
 678
 679 2010-12-08  Richard Guenther  <rguenther@suse.de>
 680             Sebastian Pop  <sebastian.pop@amd.com>
 681
 682         PR tree-optimization/45230
 683         PR tree-optimization/45231
 684         PR tree-optimization/45370
 685         * sese.c (rename_uses): Returns a bool.  Call
 686         recompute_tree_invariant_for_addr_expr only on the RHS of a
 687         GIMPLE_ASSIGN.
 688         (graphite_copy_stmts_from_block): Call fold_stmt_inplace when
 689         rename_uses returns true.
 690         * tree-ssa-copy.c (replace_exp): Add a comment about calling
 691         fold_stmt_inplace after replace_exp.
 692
 693 2010-12-08  Mike Stump  <mikestump@comcast.net>
 694
 695         PR debug/46749
 696         * config/darwin.h (COLLECT_RUN_DSYMUTIL): Add.
 697         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
 698         * config/darwin9.h (COLLECT_RUN_DSYMUTIL): Add.
 699         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
 700         * collect2.c (post_ld_pass): Add.
 701         (process_args): Add.
 702         (maybe_run_lto_and_relink): Call post_ld_pass after ld.
 703         (main): Likewise.  Call process_args.
 704
 705 2010-12-08  Jakub Jelinek  <jakub@redhat.com>
 706
 707         PR middle-end/46844
 708         * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
 709         parameter.
 710
 711 2010-12-08  Richard Earnshaw  <rearnsha@arm.com>
 712
 713         PR target/46631
 714         * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
 715         into a 16-bit instruction.
 716
 717 2010-12-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
 718
 719         PR middle-end/42694
 720         * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
 721         where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
 722         instruction, but do optimize if y is 0.5 or 1./3. since that
 723         changes an expensive call into a cheaper one.
 724
 725 2010-12-08  Richard Guenther  <rguenther@suse.de>
 726
 727         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
 728         instead of a division to divide by BITS_PER_UNIT.
 729
 730 2010-12-08  Richard Guenther  <rguenther@suse.de>
 731
 732         * gimplify.c (gimple_tree_eq): Assert hashes are equal only
 733         when checking is enabled.
 734
 735 2010-12-07  Andrey Belevantsev  <abel@ispras.ru>
 736
 737         PR target/43603
 738         * haifa-sched.c (sched_create_recovery_edges): Update
 739         dominator info.
 740         * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
 741         after deleting an empty block.
 742         (tidy_control_flow): Also verify dominators.
 743         (sel_remove_bb): Update dominator info after removing a block.
 744         (sel_redirect_edge_and_branch_force): Assert that no unreachable
 745         blocks will be created. Update dominator info.
 746         (sel_redirect_edge_and_branch): Update dominator info when
 747         basic blocks do not become unreachable.
 748         (sel_remove_loop_preheader): Update dominator info.
 749
 750 2010-12-07  Richard Guenther  <rguenther@suse.de>
 751
 752         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
 753         Reset alignment information.
 754         (bump_vector_ptr): Likewise.
 755
 756 2010-12-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 757
 758         PR middle-end/46671
 759         PR target/46685
 760         * config/pa/pa.c (pa_function_section): New function.
 761         (TARGET_ASM_FUNCTION_SECTION): Define.
 762
 763 2010-12-07  Ian Lance Taylor  <iant@google.com>
 764             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 765
 766         PR bootstrap/46810
 767         * configure.ac: Disable AC_MSG_ERROR while looking for the C++
 768         preprocessor.
 769         * configure: Rebuild.
 770
 771 2010-12-07  Paul Koning  <ni1d@arrl.net>
 772
 773         * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
 774         values with sign rather than as unsigned.
 775
 776 2010-12-07  Paul Koning  <ni1d@arrl.net>
 777
 778         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
 779         (pdp11_function_section): New function.
 780
 781 2010-12-07  Joseph Myers  <joseph@codesourcery.com>
 782
 783         * config/mcore/mcore.c Don't include assert.h.
 784         (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert.
 785         * config/spu/spu.c: Don't include assert.h.
 786         (spu_sms_res_mii): Use gcc_assert.
 787
 788 2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
 789
 790         PR tree-optimization/42327
 791         * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
 792         instead of using integer_minus_one_node.
 793
 794 2010-12-07  Nathan Froyd  <froydnj@codesourcery.com>
 795
 796         PR c++/45330
 797         * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter.
 798         * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document.
 799
 800 2010-12-07  Richard Guenther  <rguenther@suse.de>
 801
 802         PR tree-optimization/46832
 803         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check
 804         that the call has a lhs.
 805
 806 2010-12-07  Yao Qi  <yao@codesourcery.com>
 807
 808         * Makefile.in: Add $(TARGET_H) to the regrename.o rule.
 809         * regrename.c (struct du_head): Add new element length.
 810         (sort_du_head, get_element, merge, merge_sort_comparison):
 811         New functions of merge sort implementation to du_head list.
 812         (regrename_optimize): Sort du_head linked list by length.
 813         Iterate registers in a preferred-register-first order.
 814         Move some code to ...
 815         (check_new_reg_p): here.  New function.
 816         (create_new_chain):  Initialize length.
 817         (scan_rtx_reg): Increase length for non-debug insns.
 818         * target.def: New hook preferred_rename_class.
 819         * targhook.c (default_preferred_rename_class): New.
 820         * targhook.h: Declare it.
 821         * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS.
 822         * doc/tm.texi: Regenerate.
 823
 824 2010-12-07  Jakub Jelinek  <jakub@redhat.com>
 825
 826         PR debug/46799
 827         * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION
 828         instead of BUILTINS_LOCATION.
 829         (create_loop_fn): Add LOC argument, pass it to build_decl instead of
 830         BUILTINS_LOCATION.
 831         (create_parallel_loop): Add LOC argument, use it for OMP clauses
 832         and GIMPLE_*OMP* statements.
 833         (gen_parallel_loop): Determine locus for the parallel loop, pass it
 834         to create_loop_fn and create_parallel_loop.
 835         * cfgexpand.c (gimple_expand_cfg): For builtin functions, call
 836         set_curr_insn_source_location (UNKNOWN_LOCATION).
 837
 838 2010-12-07  Joern Rennecke  <amylaar@spamcop.net>
 839             Richard Guenther  <rguenther@suse.de>
 840
 841         PR target/46737
 842         * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t.
 843         (bfin_reorder_loops): Change type of index to intptr_t.
 844
 845 2010-12-07  Richard Guenther  <rguenther@suse.de>
 846
 847         PR tree-optimization/46726
 848         * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0).
 849
 850 2010-12-07  Richard Guenther  <rguenther@suse.de>
 851
 852         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink
 853         virtual operands.
 854
 855 2010-12-07  Nicola Pero  <nicola.pero@meta-innovation.com>
 856
 857         * c-parser.c (c_parser_typeof_specifier): Removed special
 858         treatment of objc_volatilized attribute for Objective-C.
 859
 860 2010-12-06  Vladimir Makarov  <vmakarov@redhat.com>
 861
 862         * ira.c (update_equiv_regs): Prohibit move insns if
 863         pressure-sensitive scheduling was done.
 864
 865 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
 866
 867         * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead
 868         of c_process_expr_stmt() for the iterating and collection
 869         expressions of an Objective-C fast enumeration loop.
 870
 871 2010-12-06  Jakub Jelinek  <jakub@redhat.com>
 872
 873         PR debug/45997
 874         * dwarf2out.c (modified_type_die): If both is_const_type and
 875         is_volatile_type is set, start with DW_TAG_const_type or
 876         DW_TAG_volatile_type depending on where we get qualified type
 877         in the recursive call.
 878
 879         PR target/43897
 880         * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER
 881         as a store into that register.
 882
 883         PR tree-optimization/46528
 884         PR debug/46338
 885         * profile.c (branch_prob): Make sure last is never set to a debug
 886         stmt.
 887
 888         PR debug/46771
 889         * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode
 890         on DEBUG_INSNs.
 891
 892         PR rtl-optimization/46777
 893         * cfglayout.c (duplicate_insn_chain): Avoid duplicating
 894         also barrier after tablejump.
 895
 896 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
 897             Richard Henderson  <rth@redhat.com>
 898
 899         PR target/46740
 900         * config/vax/vax.c (vax_output_int_move): Fold #if into if.
 901
 902 2010-12-06  Eric Botcazou  <ebotcazou@adacore.com>
 903
 904         * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally.
 905         * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine.
 906
 907 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
 908
 909         PR target/46735
 910         * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE.
 911         (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise.
 912         (int12_operand, int_2word_operand, uint16_operand): Likewise.
 913         (fpr_or_int6_operand, int6_operand, int5_operand): Likewise.
 914         (uint5_operand, uint4_operand): Likewise.
 915         * config/frv/frv.h (IN_RANGE_P): Delete.
 916         (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE.
 917         (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise.
 918         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
 919         (CONST_OK_FOR_P): Likewise.
 920         * config/frv/frv.md (*movqicc_internal2_int): Likewise.
 921         (*movqicc_internal2_float, *movhicc_internal2_int): Likewise.
 922         (*movhicc_internal2_float, *movsicc_internal2_int): Likewise.
 923         (*movsicc_internal2_float, casesi): Likewise.
 924         * config/frv/frv.c (frv_frame_offset_rtx): Likewise.
 925         (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise.
 926         (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise.
 927         (frv_split_cond_move, frv_rtx_costs): Likewise.
 928
 929         PR target/46739
 930         * config/mmix/mmix.c (mmix_intval): Split shift count.
 931
 932 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
 933
 934         * config/i386/i386.c (m_COREI7): New.
 935         (initial_ix86_tune_features): Turn on
 936         X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and
 937         X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7.
 938
 939 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
 940
 941         * config.gcc: Allow corei7-avx for --with-arch/--with-cpu.
 942
 943         * config/i386/driver-i386.c (host_detect_local_cpu): Support
 944         Sandy Bridge.
 945
 946         * config/i386/i386.c (override_options): Handle "corei7-avx".
 947
 948         * doc/invoke.texi: Document corei7-avx.
 949
 950 2010-12-06  Richard Guenther  <rguenther@suse.de>
 951
 952         PR tree-optimization/46806
 953         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
 954         coalesce different types.
 955
 956 2010-12-06  Richard Guenther  <rguenther@suse.de>
 957
 958         PR tree-optimization/46785
 959         * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow
 960         call statements as operand definition.
 961
 962 2010-12-06  Mingjie Xing  <mingjie.xing@gmail.com>
 963
 964         * doc/tm.texi.in: Fix typo.
 965         * doc/tm.texi: Regenerate.
 966
 967 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 968
 969         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in
 970         last change.
 971
 972 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
 973
 974         * c-family/c-common.h: Removed the declarations of all the objc_
 975         callbacks, and moved them into c-objc.h.  Removed
 976         objc_ivar_visibility_kind and moved it into c-objc.h.
 977         * c-family/c-objc.h: New file.
 978         * c-family/c-common.c: Include c-objc.h.
 979         * c-family/c-format.c: Same change.
 980         * c-family/stub-objc.c: Same change.
 981         * c-decl.c: Include c-family/c-objc.h.
 982         * c-parser.c: Same change.
 983         * c-typeck.c: Same change.
 984         * c-config-lang.in (gtfiles): Added c-family/c-objc.h.
 985         * Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
 986         (c-parser.o): same change.
 987         (c-typeck.o): Same change.
 988         (c-family/c-format.o): Same change.
 989         (c-family/stub-objc.o): Same change.
 990         (c-family/c-common.o): Same change.
 991         (PLUGIN_HEADERS): Added c-family/c-objc.h.
 992
 993 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 994
 995         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
 996         --with-dwarf2 option.
 997
 998 2010-12-03  Jan Hubicka  <jh@suse.cz>
 999
1000         * lto-streamer-in.c (input_cfg): Fix pasto.
1001
1002 2010-12-03  Jan Hubicka  <jh@suse.cz>
1003
1004         * ipa.c (cgraph_externally_visible_p): Do not localize builtins
1005         and functions with user asm defined names.
1006         (varpool_externally_visible_p): Do not localize vars with user
1007         asm defined names.
1008
1009 2010-12-03  Jan Hubicka  <jh@suse.cz>
1010
1011         * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
1012         to prevent mangling with lto frontend.
1013
1014 2010-12-03  Jan Hubicka  <jh@suse.cz>
1015
1016         * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
1017         * lto-cgraph.c (merge_profile_summaries): Fix thinko.
1018
1019 2010-12-03  Jan Hubicka  <jh@suse.cz>
1020
1021         PR tree-optimization/46760
1022         * cgraph.c (cgraph_create_node): Initialize count_materialization_scale.
1023         * cgraph.h (struct cgraph_node): Add count_materialization_scale.
1024         * lto-cgraph.c (lto_output_edge): Fix assert.
1025         (lto_output_node): Output count_materialization_scale.
1026         (output_profile_summary): Output only runs and sum_max.
1027         (input_node): Input count_materialization_scale.
1028         (input_profile_summary): Read data into file specific gcov summary.
1029         (merge_profile_summaries): New function.
1030         (input_cgraph): Update call of input_profile_summary;
1031         call merge_profile_summaries.
1032         * lto-streamer-in.c (input_cfg): Add count_materialization_scale arg;
1033         rescale counts at read in.
1034         (intput_bb): Likewise.
1035         (input_function): Update call of input_bb.
1036         (lto_read_body): Update call of input_cfg.
1037         * lto-streamer.h: Inlclude gcov-io.h
1038         (lto_file_decl_data): Add gcov_ctr_summary.
1039
1040 2010-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
1041
1042         * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ...
1043         (Cond Exec Macros): ... to this.
1044         * doc/tm.texi: Regenerate.
1045
1046 2010-12-03  Jason Merrill  <jason@redhat.com>
1047
1048         PR debug/46123
1049         * dwarf2out.c (gen_tagged_type_die): Don't put local types in
1050         a declaration DIE.
1051
1052 2010-12-03  Nathan Froyd  <froydnj@codesourcery.com>
1053
1054         * config/arm/arm.c (arm_legitimate_index_p): Split
1055         VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
1056         slightly larger constants in the latter case.
1057         (thumb2_legitimate_index_p): Likewise.
1058
1059 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
1060
1061         * common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
1062         * gcc.c (cc1_options): Add %{Qy:}.
1063
1064 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
1065
1066         * gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
1067         * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
1068         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.
1069
1070 2010-12-03  Alexander Monakov  <amonakov@ispras.ru>
1071
1072         PR rtl-optimization/45354
1073         * sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
1074         (bb_has_removable_jump_to_p): This.  Update all callers. Make static.
1075         Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
1076         * sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.
1077
1078 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
1079
1080         * basic-block.h (struct edge_prediction): Remove forward
1081         declaration.
1082         * tree-flow.h (struct edge_prediction): Move from here...
1083         * predict.c (struct edge_prediction): ...to here.
1084         * cselib.h (struct elt_list): Move from here...
1085         * cselib.c (struct elt_list): ...to here.
1086
1087 2010-12-02  Ian Lance Taylor  <iant@google.com>
1088
1089         * gcc.c (default_compilers): Add entry for ".go".
1090         * common.opt: Add -static-libgo as a driver option.
1091         * doc/install.texi (Configuration): Mention libgo as an option for
1092         --enable-shared.  Mention go as an option for --enable-languages.
1093         * doc/invoke.texi (Overall Options): Mention .go as a file name
1094         suffix.  Mention go as a -x option.
1095         * doc/frontends.texi (G++ and GCC): Mention Go as a supported
1096         language.
1097         * doc/sourcebuild.texi (Top Level): Mention libgo.
1098         * doc/standards.texi (Standards): Add section on Go language.
1099         Move references for other languages into their own section.
1100         * doc/contrib.texi (Contributors): Mention that I contributed the
1101         Go frontend.
1102
1103 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
1104
1105         * tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
1106         (const_call_expr_arg_iterator_d): Likewise.
1107         (expanded_location): Likewise.
1108         * c-tree.h (struct c_arg_tag_d): Likewise.
1109         * dwarf2out.c (struct cfa_loc): Likewise.
1110         (struct skeleton_chain_struct): Likewise.
1111         * except.c (struct ttypes_filter): Likewise.
1112         * cselib.h (struct cselib_val_struct): Likewise.
1113         (elt_loc_list): Likewise.
1114         (elt_list): Likewise.
1115         * varasm.c (struct addr_const): Likewise.
1116         * tree-flow.h (struct edge_prediction): Likewise.
1117         (struct int_tree_map): Likewise.
1118         (struct _edge_var_map): Likewise.
1119
1120 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
1121
1122         PR target/46768
1123         * config/i386/i386.c (initial_ix86_tune_features): Turn on
1124         X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.
1125
1126 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
1127
1128         * config.gcc: Allow corei7 for --with-arch=/--with-cpu=.
1129
1130 2010-12-02  Ian Lance Taylor  <iant@google.com>
1131
1132         * configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
1133         header files unordered_map, tr1/unordered_map, and ext/hash_map.
1134         * configure, config.in: Rebuild.
1135
1136 2010-11-02  Eric Botcazou  <ebotcazou@adacore.com>
1137
1138         PR target/46685
1139         * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
1140         (sparc_expand_move): Call it to decide whether to emit the special
1141         mov{si,di}_pic_label_ref patterns.
1142         (sparc_legitimize_pic_address): Call it to decide whether to emit
1143         the regular PIC sequence for labels.  Fix long line.
1144         (sparc_file_end): Set is_thunk for the PIC helper.
1145
1146 2010-12-02  Eric Botcazou  <ebotcazou@adacore.com>
1147
1148         * tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY
1149         for a non-shared type.
1150
1151 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
1152
1153         PR middle-end/45297
1154         * tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR
1155         with MEM_REFs as POINTER_PLUS_EXPR.
1156
1157 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1158
1159         * config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h,
1160         config/sparc/linux.h, config/sparc/linux64.h: Remove comments
1161         mentioning /lib/elf.
1162
1163 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1164
1165         * config/bfin/bfin.h (LINK_SPEC): Remove %{b}.
1166         * config/frv/frv.h (LINK_SPEC): Remove %{b}.
1167         * config/i386/netware.h (LINK_SPEC): Remove %{b}.
1168         * config/i386/nto.h (LINK_SPEC): Remove %{b}.
1169         * config/lm32/uclinux-elf.h (LINK_SPEC): Remove %{b}.
1170         * config/sol2.h (LINK_SPEC): Remove %{b}.
1171         * config/svr4.h (LINK_SPEC): Remove %{b}.
1172
1173 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1174
1175         * config/i386/freebsd.h (LINK_SPEC): Cut long comment.
1176         * config/i386/linux.h (LINK_SPEC): Cut long comment.
1177         * config/i386/netware.h (LINK_SPEC): Remove %{V}.
1178         * config/m32r/linux.h (LINK_SPEC): Cut long comment.
1179         * config/m68k/linux.h (LINK_SPEC): Cut long comment.
1180         * config/sparc/linux.h (LINK_SPEC): Cut long comment.
1181         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
1182         * config/sparc/linux64.h (LINK_SPEC): Cut long comment.
1183         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
1184         * config/sparc/netbsd-elf.h (ASM_SPEC): Remove %{V} and
1185         %{v:%{!V:-V}}.
1186
1187 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1188
1189         * gcc.c (trad_capable_cpp, default_compilers): Don't handle
1190         -ftraditional.
1191
1192 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1193
1194         * config/alpha/freebsd.h (LINK_SPEC): Don't handle -Wl,.
1195         * config/bfin/bfin.h (ASM_SPEC): Don't handle -Wa,.
1196         * config/frv/frv.h (ASM_SPEC): Don't handle -Wa,.
1197         * config/lm32/uclinux-elf.h (LINK_SPEC): Don't handle -Wl,.
1198         * config/microblaze/microblaze.h (LINK_SPEC): Don't handle -Wl,.
1199         * config/mn10300/linux.h (ASM_SPEC): Don't handle -Wa,.
1200         * config/pa/pa-linux.h (ASM_SPEC): Don't handle -Wa,.
1201         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't handle -Wa,.
1202         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Don't handle -Wa,.
1203         * config/rs6000/sysv4.h (LINK_SPEC): Don't handle -Wl,.
1204         * config/rs6000/vxworks.h (ASM_SPEC): Don't handle -Wa,.
1205         * config/sol2.h (ASM_SPEC): Don't handle -Wa,.
1206         * config/sparc/linux.h (ASM_SPEC): Don't handle -Wa,.
1207         * config/sparc/linux64.h (ASM_SPEC): Don't handle -Wa,.
1208         * config/sparc/sp-elf.h (ASM_SPEC): Don't handle -Wa,.
1209         * config/sparc/sysv4.h (ASM_SPEC): Don't handle -Wa,.
1210         * config/svr4.h (SVR4_ASM_SPEC): Don't handle -Wa,.
1211         * config/vxworks.h (VXWORKS_LINK_SPEC): Don't handle -Wl,.
1212
1213 2010-12-02  Paul Koning  <ni1d@arrl.net>
1214
1215         * config/pdp11/pdp11.c (output_jump): Map unsigned to signed
1216         opcodes if CC_NO_OVERFLOW is set.
1217         (notice_update_cc_on_set): Correct setting of CC0 as a side
1218         effect; set CC_NO_OVERFLOW for cases where C flag is not
1219         meaningful.
1220
1221 2010-12-02  Ian Lance Taylor  <iant@google.com>
1222
1223         * doc/install.texi (Configuration): Update default for
1224         --with-boot-ldflags.
1225
1226 2010-12-02  Nathan Froyd  <froydnj@codesourcery.com>
1227
1228         PR c/45062
1229         * c-decl.c (grokparms): Set arg_info->parms to NULL_TREE when
1230         !funcdef_flag.
1231
1232 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
1233
1234         PR tree-optimization/45199
1235         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p): New.
1236         (stores_zero_from_loop): Call
1237         mem_write_stride_of_same_size_as_unit_type_p.
1238         * tree-data-ref.h (stride_of_unit_type_p): New.
1239         * tree-loop-distribution.c (generate_memset_zero): Simplified.
1240         Call stride_of_unit_type_p.
1241         (build_rdg_partition_for_component): Do not call
1242         rdg_flag_similar_memory_accesses when
1243         flag_tree_loop_distribute_patterns is set.
1244
1245 2010-12-02  Richard Guenther  <rguenther@suse.de>
1246
1247         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Disregard
1248         sign-changing conversions for induction detection.
1249
1250 2010-12-02  Richard Guenther  <rguenther@suse.de>
1251
1252         PR tree-optimization/46723
1253         * tree-vect-loop.c (get_initial_def_for_induction): Strip
1254         conversions from the induction evolution and apply it to
1255         the result instead.
1256         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Handle
1257         assigns for induction defs.
1258
1259 2010-12-02  Richard Guenther  <rguenther@suse.de>
1260
1261         * value-prof.c (gimple_ic): Use stmt_ends_bb_p to detect
1262         the case we need to split the edge and not the block.
1263
1264 2010-12-02  Bernd Schmidt  <bernds@codesourcery.com>
1265
1266         DFA model for Core 2 and Core i7 scheduling.
1267
1268         * config/i386/core2.md: New DFA model for Core 2 and Core i7.
1269         * config/i386/i386.c (ix86_option_override_internal): Update entries
1270         for Core 2 and Core i7.
1271         (ix86_issue_rate): Set issue rate to 3 [be realistic].
1272         * config/i386/i386.md: Include "core2.md".
1273         (define_attr cpu): Add "corei7".
1274
1275 2010-12-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
1276
1277         Define tuning for Core 2 and Core i7.
1278
1279         * config/i386/i386-c.c (ix86_target_macros_internal): Update.
1280         * config/i386/i386.c (core2_cost): Delete, use generic costs instead.
1281         (m_CORE2): Replace with m_CORE2_{32,64}.
1282         (m_CORE2I7{,_32,_64}): New macros.
1283         (m_GENERIC32, m_GENERIC64): Update.
1284         (initial_ix86_tune_features, x86_accumulate_outgoing_args,)
1285         (x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and
1286         set m_CORE2I7_64 iff m_GENERIC64.
1287         (processor_target_table): Use generic costs for Core 2 and Core i7.
1288         (ix86_option_override_internal): Update entries for Core 2 and Core i7.
1289         (ix86_issue_rate): Remove entry for Core 2.
1290         (ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update.
1291         * config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros.
1292         (TARGET_CORE2): Update.
1293         (PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants.
1294         (PROCESSOR_CORE2): Remove.
1295
1296 2010-12-02  Richard Guenther  <rguenther@suse.de>
1297
1298         * lto-streamer.h (LTO_major_version): Bump to 2.
1299
1300 2010-12-02  Richard Guenther  <rguenther@suse.de>
1301
1302         PR lto/44871
1303         * gimple.c (canonical_type_hash_cache): New hashtable.
1304         (gimple_type_hash): Make a wrapper around ...
1305         (gimple_type_hash_1): ... this.  Take gtc_mode argument.
1306         (gimple_canonical_type_hash): Likewise.
1307         (gtc_visit): Take a gtc_mode argument.
1308         (gimple_types_compatible_p_1): Likewise. Do not compare struct
1309         tag names or field names when computing canonical types.
1310         (gimple_types_compatible_p): Adjust.
1311         (visit): Take a gtc_mode argument.
1312         (iterative_hash_gimple_type): Likewise.  Do not hash struct tag
1313         names or field names when computing hashes of canonical types.
1314         (gimple_register_canonical_type): Use gimple_canonical_type_hash
1315         for the hash.
1316         (print_gimple_types_stats): Dump stats of canonical_type_hash_cache.
1317         (free_gimple_type_tables): Free canonical_type_hash_cache.
1318
1319 2010-12-02  Richard Guenther  <rguenther@suse.de>
1320             Ira Rosen  <irar@il.ibm.com>
1321
1322         PR tree-optimization/46663
1323         * tree-vect-patterns.c (vect_recog_pow_pattern): Check that
1324         FUNCTION_DECL exists and that it's a builtin.
1325
1326 2010-12-02  Jie Zhang  <jie@codesourcery.com>
1327
1328         PR middle-end/46674
1329         * varasm.c (compute_visible_aliases): Handle user set
1330         assembler name.
1331
1332 2010-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
1333
1334         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
1335         thinko regarding setting -mno-<xxx> debug switches.
1336         (rs6000_rtx_costs): Add FMA.  Delete old rtl based FMA costs.
1337
1338 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1339
1340         * intl.c: Don't include tm.h.
1341         * Makefile.in (intl.o): Don't depend on $(TM_H).
1342
1343 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1344
1345         * graphite-sese-to-poly.c (analyze_drs_in_stmts): Fix set but
1346         unused warning.
1347         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1348
1349 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1350
1351         * graphite-sese-to-poly.c (analyze_drs): Removed.
1352         (build_scop_drs): Do not call analyze_drs.
1353         (analyze_drs_in_stmts): New.
1354         (insert_stmts): New.
1355         (insert_out_of_ssa_copy): Call analyze_drs_in_stmts.
1356         (insert_out_of_ssa_copy_on_edge): Same.
1357         (rewrite_close_phi_out_of_ssa): Call insert_stmts.
1358         (rewrite_phi_out_of_ssa): Same.
1359         (rewrite_cross_bb_scalar_dependence): Same.
1360         (split_reduction_stmt): Move data references in the new basic blocks.
1361         (translate_scalar_reduction_to_array_for_stmt): Call insert_stmts.
1362
1363 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1364
1365         * sese.c (rename_uses): Do not handle ADDR_EXPR in LHS of assignments.
1366
1367 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1368
1369         PR middle-end/45297
1370         * graphite-poly.c (new_poly_bb): Returns a poly_bb_p.  Do not take
1371         the reduction bool in parameter.  Clear PBB_IS_REDUCTION.  Set GBB_PBB.
1372         * graphite-poly.h (new_poly_bb): Update declaration.
1373         (gbb_from_bb): Moved here...
1374         (pbb_from_bb): New.
1375         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node):
1376         Removed.
1377         (graphite_stmt_p): Removed.
1378         (try_generate_gimple_bb): Returns a gimple_bb_p.  Do not pass in
1379         sbitmap reductions.  Always build a gimple_bb_p.  Do not call
1380         new_poly_bb.
1381         (build_scop_bbs_1): Do not pass in sbitmap reductions.
1382         (build_scop_bbs): Same.
1383         (gbb_from_bb): ... from here.
1384         (add_conditions_to_constraints): Moved up.
1385         (analyze_drs): New.
1386         (build_scop_drs): Call analyze_drs.  Remove all the PBBs that do
1387         not contain data references.
1388         (new_pbb_from_pbb): New.
1389         (insert_out_of_ssa_copy_on_edge): Call new_pbb_from_pbb after a
1390         block is split.
1391         (rewrite_close_phi_out_of_ssa): Update call to
1392         insert_out_of_ssa_copy_on_edge.
1393         (rewrite_reductions_out_of_ssa): Now static.
1394         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1395         (split_pbb): New.
1396         (split_reduction_stmt): Call split_pbb.
1397         (translate_scalar_reduction_to_array): Pass in the scop, do not
1398         pass in the sbitmap reductions.
1399         (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
1400         (rewrite_commutative_reductions_out_of_ssa_loop): Same.
1401         (rewrite_commutative_reductions_out_of_ssa): Same.
1402         (build_poly_scop): Call build_scop_bbs,
1403         rewrite_commutative_reductions_out_of_ssa,
1404         rewrite_reductions_out_of_ssa, and
1405         rewrite_cross_bb_scalar_deps_out_of_ssa.  Move build_scop_drs
1406         before scop_to_lst.
1407         * graphite-sese-to-poly.h (rewrite_commutative_reductions_out_of_ssa):
1408         Removed declaration.
1409         (rewrite_reductions_out_of_ssa): Same.
1410         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1411         (build_scop_bbs): Same.
1412         * graphite.c (graphite_transform_loops): Do not initialize reductions.
1413         Do not call build_scop_bbs,
1414         rewrite_commutative_reductions_out_of_ssa,
1415         rewrite_reductions_out_of_ssa, and
1416         rewrite_cross_bb_scalar_deps_out_of_ssa.
1417         * sese.h (struct gimple_bb): Add field pbb.
1418         (GBB_PBB): New.
1419
1420 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1421
1422         * graphite-sese-to-poly.c (handle_scalar_deps_crossing_scop_limits):
1423         New.
1424         (rewrite_cross_bb_scalar_deps): Pass in the scop.  Call
1425         handle_scalar_deps_crossing_scop_limits.
1426         (rewrite_cross_bb_scalar_deps_out_of_ssa): Create an empty BB
1427         after the scop.  Update call to rewrite_cross_bb_scalar_deps.
1428
1429 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1430
1431         * sese.c (rename_uses): Call recompute_tree_invariant_for_addr_expr
1432         when replacing a constant in an ADDR_EXPR.
1433
1434 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1435
1436         * graphite-blocking.c (lst_do_strip_mine_loop): Extra parameter
1437         for the stride.
1438         (lst_do_strip_mine): Same.
1439         (scop_do_strip_mine): Same.
1440         * graphite-poly.c (apply_poly_transforms): Update call to
1441         scop_do_strip_mine.
1442         * graphite-poly.h (scop_do_strip_mine): Update declaration.
1443
1444 2010-12-01  Jan Hubicka  <jh@suse.cz>
1445
1446         * tree.c (build_common_builtin_nodes): Do not initialize
1447         BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT.
1448         * builtins.c (expand_builtin_profile_func): Remove.
1449         (expand_builtin): Do not handle BUILT_IN_PROFILE_FUNC_ENTER and
1450         BUILT_IN_PROFILE_FUNC_EXIT.
1451         * builtins.def (profile_func_enter, profile_func_exit): Remove stubs.
1452         (__cyg_profile_func_enter, __cyg_profile_func_exit): New.
1453         * gimplify.c (gimplify_function_tree): Reorganize code calling
1454         profiling functions.
1455
1456 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1457
1458         * opts.c: Expand comment on tm.h include.
1459
1460 2010-12-01  Yao Qi  <yao@codesourcery.com>
1461
1462         * config/arm/predicates.md ("vfp_register_operand"): Return true for
1463         VFP_D0_D7_REGS classes.
1464
1465 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1466
1467         * common.opt (flag_stack_check): New Variable entry.
1468         (fcompare-debug-second): Use Var.
1469         * flags.h (flag_compare_debug, flag_stack_check): Remove.
1470         * opts.c (flag_compare_debug): Remove.
1471         (common_handle_option): Don't handle OPT_fcompare_debug_second.
1472         Set opts->x_flag_stack_check for OPT_fstack_check_.
1473         * toplev.c (flag_stack_check): Remove.
1474
1475 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1476
1477         * common.opt (main_input_filename, main_input_basename,
1478         main_input_baselength): New Variable entries.  From toplev.c.
1479         * final.c (output_quoted_string): Move from toplev.c.
1480         * output.h (output_quoted_string): Move from toplev.h.
1481         * opts-global.c (read_cmdline_options): Use gcc_options pointer to
1482         access main_input_filename, main_input_baselength and
1483         main_input_basename.
1484         * targhooks.c: Include intl.h and opts.h.
1485         (option_affects_pch_p, default_get_pch_validity): Move from
1486         toplev.c.
1487         * targhooks.h (option_affects_pch_p, default_get_pch_validity):
1488         Move from toplev.h.
1489         * toplev.c (main_input_filename, main_input_basename,
1490         main_input_baselength): Move to common.opt.
1491         (output_quoted_string): Move to final.c.
1492         (warn_deprecated_use): Move to tree.c.
1493         (option_affects_pch_p, default_get_pch_validity,
1494         pch_option_mismatch, default_pch_valid_p): Move to targhooks.c.
1495         * toplev.h (skip_leading_substring): Move to tree-dump.c.
1496         (warn_deprecated_use): Move to tree.h.
1497         (output_quoted_string): Move to output.h.
1498         (main_input_filename, main_input_basename, main_input_baselength):
1499         Move to common.opt.
1500         (default_get_pch_validity, default_pch_valid_p): Move to
1501         targhooks.c.
1502         * tree-dump.c (skip_leading_substring): Move from toplev.h.
1503         * tree.c (warn_deprecated_use): Move from toplev.c.
1504         * tree.h (warn_deprecated_use): Move from toplev.h.
1505         * c-typeck.c, config/alpha/alpha.c, config/arc/arc.c,
1506         config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c,
1507         config/cris/cris.c, config/crx/crx.c, config/fr30/fr30.c,
1508         config/frv/frv.c, config/h8300/h8300.c, config/ia64/ia64.c,
1509         config/iq2000/iq2000.c, config/lm32/lm32.c, config/m32c/m32c.c,
1510         config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c,
1511         config/mcore/mcore.c, config/mep/mep.c,
1512         config/microblaze/microblaze.c, config/mips/mips.c,
1513         config/mmix/mmix.c, config/mn10300/mn10300.c,
1514         config/moxie/moxie.c, config/pa/pa.c, config/pdp11/pdp11.c,
1515         config/picochip/picochip.c, config/s390/s390.c,
1516         config/score/score.c, config/sh/sh.c, config/sparc/sparc.c,
1517         config/spu/spu.c, config/stormy16/stormy16.c, config/v850/v850.c,
1518         config/vax/vax.c, config/xtensa/xtensa.c, gimple-low.c,
1519         graphite-sese-to-poly.c, plugin.c, tree-cfg.c, tree-inline.c,
1520         varasm.c, xcoffout.c: Don't include toplev.h.
1521         * Makefile.in (c-typeck.o, tree-inline.o, tree-cfg.o,
1522         gimple-low.o, graphite-sese-to-poly.o, targhooks.o, plugin.o,
1523         varasm.o, xcoffout.o): Update dependencies.
1524         * config/arm/t-arm (arm.o): Update dependencies.
1525         * config/spu/t-spu-elf (spu.o): Update dependencies.
1526
1527 2010-12-01  Richard Guenther  <rguenther@suse.de>
1528
1529         PR tree-optimization/46730
1530         * value-prof.c (gimple_ic): Always generate a separate merge BB.
1531
1532 2010-11-30  Ian Lance Taylor  <iant@google.com>
1533
1534         * config/i386/linux.h (ASM_SPEC): Pass -v as -v, not -V.  Remove
1535         all of %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}.
1536         * config/i386/linux64.h (ASM_SPEC): Likewise.
1537         * config/i386/mingw-w64.h (ASM_SPEC): Likewise.
1538         * config/i386/sol2-10.h (ASM_SPEC) [USE_GAS]: Likewise.
1539         * config/i386/vxworks.h (ASM_SPEC): Likewise.
1540         * config/i386/x86-64.h (ASM_SPEC): Likewise.
1541         * config/i386/sol2.h (ASM_SPEC): Remove %{Wa,*:%*}.
1542         * config/i386/sol2-10.h (ASM_SPEC) [!USE_GAS]: Likewise.
1543
1544 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
1545
1546         * c-decl.c (finish_function): Call objc_finish_function in
1547         Objective-C.
1548         * c-typeck.c (convert_for_assignment): Do not call
1549         objc_type_quals_match().
1550
1551 2010-11-30  Richard Guenther  <rguenther@suse.de>
1552
1553         PR tree-optimization/46722
1554         * tree-ssa-math-opts.c (convert_mult_to_fma): Get multiplication
1555         operands as arguments.
1556         (execute_optimize_widening_mul): Also handle power of two as
1557         multiplication.
1558
1559 2010-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
1560
1561         PR middle-end/46709
1562         * cgraphunit.c (process_function_and_variable_attributes): Fix
1563         cut'n'pasteo.
1564
1565 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1566
1567         * hwint.c:  New.  Extracted from toplev.c.
1568         * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1569         Move from toplev.h.
1570         * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1571         Move to hwint.c.
1572         * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1573         Move to hwint.h.
1574         * builtins.c, combine.c, config/i386/winnt.c, double-int.c,
1575         explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c,
1576         ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c,
1577         real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c,
1578         stor-layout.c, tree-dfa.c, tree-ssa-alias.c,
1579         tree-ssa-loop-niter.c, tree-vect-data-refs.c,
1580         tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c,
1581         tree-vrp.c: Don't include toplev.h.
1582         * genattrtab.c, genconditions.c, genemit.c, genextract.c,
1583         genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include
1584         toplev.h in generated output.
1585         * Makefile.in (OBJS-common): Add hwint.o.
1586         Dependencies for above files changed to remove toplev.h.
1587         (hwint.o): New.
1588         (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o,
1589         insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on
1590         toplev.h.
1591         * config/i386/t-cygming (winnt.o): Don't depend on toplev.h.
1592         * config/i386/t-interix (winnt.o): Don't depend on toplev.h.
1593
1594 2010-11-30  Richard Guenther  <rguenther@suse.de>
1595
1596         PR tree-optimization/46717
1597         * value-prof.c (gimple_ic): Preserve EH edges of the indirect
1598         call.  Manually create EH edges for the direct call and update
1599         target PHI nodes.
1600
1601 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1602
1603         * diagnostic-core.h: Include bversion.h.
1604         * toplev.h: Don't include input.h or bversion.h.
1605         (parse_optimize_options): Don't declare here.
1606         * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c,
1607         caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c,
1608         combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c,
1609         config/host-darwin.c, config/i386/host-cygwin.c,
1610         config/i386/host-mingw32.c, config/i386/msformat-c.c,
1611         config/i386/netware.c, config/i386/nwld.c,
1612         config/i386/winnt-cxx.c, config/i386/winnt-stubs.c,
1613         config/ia64/ia64-c.c, config/m32c/m32c-pragma.c,
1614         config/mep/mep-pragma.c, config/microblaze/microblaze-c.c,
1615         config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c,
1616         config/score/score3.c, config/score/score7.c,
1617         config/sh/symbian-base.c, config/sh/symbian-c.c,
1618         config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c,
1619         config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c,
1620         cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c,
1621         fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c,
1622         graphite-blocking.c, graphite-clast-to-gimple.c,
1623         graphite-dependences.c, graphite-flattening.c,
1624         graphite-interchange.c, graphite-poly.c,
1625         graphite-scop-detection.c, graphite.c, haifa-sched.c,
1626         implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c,
1627         ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c,
1628         lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c,
1629         lto-opts.c, lto-section-in.c, lto-section-out.c,
1630         lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c,
1631         params.c, postreload-gcse.c, postreload.c, predict.c, profile.c,
1632         regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c,
1633         sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c,
1634         sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c,
1635         tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c,
1636         tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c,
1637         tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c,
1638         tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c,
1639         tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c,
1640         tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't
1641         include toplev.h.
1642         * Makefile.in (TOPLEV_H): Remove.  All uses changed to use
1643         toplev.h.  Dependencies for above files and c-family files changed
1644         to remove $(TOPLEV_H) or toplev.h.
1645         (C_TREE_H): Don't include $(TOPLEV_H).
1646         (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h.  Add
1647         bversion.h.
1648         * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming,
1649         config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf,
1650         config/t-darwin, config/t-sol2,
1651         config/t-vxworks, config/v850/t-v850, config/v850/t-v850e:
1652         Dependencies for above files changed to remove $(TOPLEV_H) or
1653         toplev.h.
1654
1655 2010-11-30  Richard Guenther  <rguenther@suse.de>
1656
1657         PR lto/44986
1658         * gcc.c (main): Use the first input with a compiler as infile
1659         for link spec processing.
1660
1661 2010-11-30  Richard Guenther  <rguenther@suse.de>
1662
1663         PR lto/45949
1664         * cgraphunit.c (ipa_passes): Stop after errors from
1665         small IPA passes.
1666
1667 2010-11-30  Mingjie Xing  <mingjie.xing@gmail.com>
1668
1669         * gcc-plugin.h: Include coretypes.h.
1670         * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
1671
1672 2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
1673
1674         * ggc-zone.c (ggc_pch_read): Fix conditional compilation.
1675         * ggc-none.c (ggc_internal_alloc_zone_stat)
1676         (ggc_internal_cleared_alloc_zone_stat): New.
1677
1678 2010-11-29  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
1679
1680         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Check
1681         TARGET_SINGLE_PIC_BASE for RS6000_PIC_OFFSET_TABLE_REGNUM.
1682         (rs6000_emit_prologue): Don't set PIC register if
1683         TARGET_SINGLE_PIC_BASE.
1684         * config/rs6000/rs6000.opt (msingle-pic-base): New option.
1685         * doc/invoke.texi (msingle-pic-base): Document.
1686
1687 2010-11-29  H.J. Lu  <hongjiu.lu@intel.com>
1688
1689         PR driver/46712
1690         * exec-tool.in (id): New.
1691         Check and export LT_RCU_$id instead of LT_RCU.
1692
1693 2010-11-29  Zdenek Dvorak  <rakdver@kam.uniff.cz>
1694
1695         PR tree-optimization/46675
1696         * tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow
1697         in offset calculation.
1698
1699 2010-11-29  Jan Hubicka  <jh@suse.cz>
1700
1701         * collect2.c (main): Do not imply verbose output with
1702         LTO and linker plugin.
1703
1704 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1705
1706         * dwarf2out.c (print_die): Print the address of the current DIE or
1707         of any DIE referenced by the current one.
1708
1709 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1710
1711         PR debug/46101
1712         * dwarf2out.c (lookup_type_die_strip_naming_typedef): New
1713         function.
1714         (scope_die_for, gen_type_die_for_member): Replace uses of
1715         lookup_type_die with use of lookup_type_die_strip_naming_typedef.
1716
1717 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1718
1719         * config/darwin.c (darwin_mergeable_string_section): Remove blank line.
1720         (darwin_asm_declare_object_name): Correct spelling.
1721         (darwin_output_aligned_bss): Likewise.
1722
1723 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1724             Mike Stump  <mrs@gcc.gnu.org>
1725
1726         PR target/26427
1727         PR target/33120
1728         PR testsuite/35710
1729         * config/i386/darwin.h (ASM_OUTPUT_COMMON): Remove
1730         (ASM_OUTPUT_LOCAL): Likewise.
1731         * config/darwin-protos.h (darwin_asm_declare_object_name): New.
1732         (darwin_output_aligned_bss): Likewise.
1733         (darwin_asm_output_aligned_decl_local): Likewise.
1734         (darwin_asm_output_aligned_decl_common): Likewise.
1735         (darwin_use_anchors_for_symbol_p): Likewise.
1736         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Remove.
1737         (TARGET_ASM_OUTPUT_ANCHOR): Define.
1738         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
1739         (DARWIN_SECTION_ANCHORS): Set to 1.
1740         * config/darwin.c (emit_aligned_common): New var.
1741         (darwin_init_sections): Check that the Darwin private zero-size section
1742         marker is in range.
1743         (darwin_text_section): Check for zero-sized objects.
1744         (darwin_mergeable_string_section): Likewise.
1745         (darwin_mergeable_constant_section): Likewise.
1746         (machopic_select_section): Adjust to check for zero-sized objects.
1747         Assert that OBJC meta data are non-zero sized.
1748         (darwin_asm_declare_object_name): New.
1749         (darwin_asm_declare_constant_name): Adjust for zero-sized
1750         object sections.
1751         (BYTES_ZFILL): Define.
1752         (darwin_emit_weak_or_comdat): New.
1753         (darwin_emit_local_bss): New.
1754         (darwin_emit_common): New.
1755         (darwin_output_aligned_bss): New.
1756         (darwin_asm_output_aligned_decl_common): New.
1757         (darwin_asm_output_aligned_decl_local): New.
1758         (darwin_file_end): Disable subsections_via_symbols when section
1759         anchoring is active.
1760         (darwin_asm_output_anchor): Re-enable.
1761         (darwin_use_anchors_for_symbol_p): New.
1762         (darwin_override_options): Check for versions that can emit
1763         aligned common.  Update usage of flags to current.
1764         * config/darwin-sections.def: Update comments and flags for
1765         non-anchor sections.  zobj_const_section, zobj_data_section,
1766         zobj_bss_section, zobj_const_data_section: New.
1767         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Redefine.
1768         (ASM_OUTPUT_ALIGN): Make whitespace output consistent.
1769         (L2_MAX_OFILE_ALIGNMENT): Define.
1770         (ASM_OUTPUT_ALIGNED_BSS): Define.
1771         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
1772         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1773         (SECTION_NO_ANCHOR): Define.
1774         (TARGET_ASM_OUTPUT_ANCHOR) Define with a default of NULL.
1775         (DARWIN_SECTION_ANCHORS): Define with a default of 0.
1776
1777 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
1778
1779         * system.h: Include "safe-ctype.h" instead of <safe-ctype.h>.
1780         Include <signal.h>, <sys/mman.h>, <sys/resource.h> and <sys/times.h>.
1781         (O_BINARY, SIGCHLD, MAP_FAILED, MAP_ANONYMOUS, kill):
1782         Conditionally define.
1783         (GET_ENVIRONMENT): Poison.
1784         * configure.ac: Don't test for mincore.
1785         * configure: Regenerate.
1786         * config.in: Regenerate.
1787         * collect2-aix.c: Don't include <sys/mman.h>.
1788         * collect2.c: Don't include <signal.h>.
1789         (SIGCHLD): Don't define.
1790         (prefix_from_env): Use getenv instead of GET_ENVIRONMENT.
1791         * config/alpha/alpha.c: Include "splay-tree.h" instead of
1792         <splay-tree.h>.
1793         * config/arm/arm.c (arm_target_help): Use getenv instead of
1794         GET_ENVIRONMENT.
1795         * config/avr/driver-avr.c: Don't include <stdlib.h>.
1796         * config/frv/frv.c: Don't include <ctype.h>.
1797         * config/host-darwin.c: Don't include <sys/mman.h>.
1798         * config/host-hpux.c: Don't include <sys/mman.h> or <unistd.h>.
1799         (MAP_FAILED): Don't define.
1800         * config/host-linux.c: Don't include <sys/mman.h> or <limits.h>.
1801         * config/host-solaris.c: Don't include <sys/mman.h>.
1802         * config/i386/cygming.h: Don't include <stdio.h>.
1803         * config/i386/driver-i386.c: Don't include <stdlib.h>.
1804         * config/i386/host-cygwin.c: Don't include <sys/mman.h>.
1805         * config/iq2000/iq2000.c: Don't include <signal.h>.
1806         * config/m32c/m32c-pragma.c: Don't include <stdio.h>.
1807         * config/m68hc11/m68hc11.c: Don't include <stdio.h>.
1808         * config/mep/mep-pragma.c: Don't include <stdio.h>.
1809         * config/microblaze/microblaze.c: Don't include <signal.h>.
1810         * config/mips/mips.c: Don't include <signal.h>.
1811         * config/rs6000/host-darwin.c: Don't include <signal.h>.
1812         * cppdefault.c (cpp_relocated): Use getenv instead of GET_ENVIRONMENT.
1813         * defaults.h (GET_ENVIRONMENT): Don't define.
1814         * et-forest.h: Don't include <ansidecl.h> or <stddef.h>.
1815         * gcc.c: Don't include <signal.h>, <sys/mman.h> or <sys/types.h>.
1816         (SIGCHLD, MAP_FAILED, kill): Don't define.
1817         (process_command): Use getenv instead of GET_ENVIRONMENT.
1818         * genhooks.c: Don't include <string.h>.
1819         * ggc-common.c: Don't include <sys/resource.h>, <sys/mman.h> or
1820         <sys/types.h>.
1821         (MAP_FAILED): Don't define.
1822         * ggc-page.c Don't include <sys/mman.h>.
1823         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1824         * ggc-zone.c: Don't include <sys/mman.h>.
1825         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1826         * graph.c: Include "config.h" instead of <config.h>.
1827         * incpath.c (add_env_var_paths): Use getenv instead of GET_ENVIRONMENT.
1828         * lto-wrapper.c: Don't include <errno.h>, <signal.h> or "libiberty.h".
1829         (SIGCHLD, kill): Don't define.
1830         * mips-tfile.c: Don't include <signal.h>.
1831         * opts.c: Don't include <signal.h> or <sys/resource.h>.
1832         (print_specific_help): Use getenv instead of GET_ENVIRONMENT.
1833         * passes.c: Don't include <signal.h>, <sys/resource.h> or
1834         <sys/times.h>.
1835         * sparseset.h: Don't include <assert.h>.
1836         * timevar.c: Don't include <sys/times.h> or <sys/resource.h>.
1837         * tlink.c: Don't include "libiberty.h".
1838         * toplev.c: Don't include <signal.h> or <sys/times.h>.
1839         * tree-mudflap.c: Include "demangle.h" instead of <demangle.h>.
1840         * tree-switch-conversion.c: Don't include <signal.h>.
1841         * vmsdbgout.c: Don't include <errno.h> or <string.h>.
1842
1843 2010-11-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1844
1845         * c-parser.c (c_parser_objc_try_catch_statement): Renamed to
1846         c_parser_objc_try_catch_finally_statement for consistency with the
1847         C++ parser.  Parse @catch(...) and pass NULL_TREE to
1848         objc_begin_catch_clause() in that case.  Improved error recovery.
1849         Reorganized code to be almost identical to
1850         cp_parser_objc_try_catch_finally_statement.
1851
1852 2010-11-29  Joern Rennecke  <amylaar@spamcop.net>
1853
1854         PR tree-optimization/46621
1855         * gimple.h: Don't include tm.h or hard-reg-set.h .
1856         * Makefile.in (GIMPLE_H): Remove $(TM_H).
1857
1858         PR bootstrap/44756
1859         * cppbuiltin.c: Include target.h .
1860         (define_builtin_macros_for_type_sizes):
1861         Use targetm.float_words_big_endian.
1862
1863 2010-11-27  Jan Hubicka  <jh@suse.cz>
1864
1865         * dwarf2out.c (dwarf2out_begin_function): Set cold_text_section
1866         and output cold_text_section_label.
1867         (dwarf2out_init): Don't do that there.
1868         (dwarf2out_finish): Handle cold section end label only if cold
1869         section was used.
1870
1871 2010-11-27  Eric Botcazou  <ebotcazou@adacore.com>
1872
1873         * tree-nested.c (remap_vla_decls): Fully expand value expressions of
1874         VLA variables.
1875
1876 2010-11-27  Richard Guenther  <rguenther@suse.de>
1877
1878         * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p.
1879         (gimple_assign_ssa_name_copy_p): Likewise.
1880         (gimple_assign_unary_nop_p): Use is_gimple_assign.
1881         (is_gimple_cast): Remove.
1882         (gimple_assign_single_p): Move ...
1883         * gimple.h (gimple_assign_single_p): ... here.
1884         (is_gimple_cast): Remove.
1885         (gimple_assign_rhs_code): Simplify.
1886         * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P
1887         instead of is_gimple_cast.
1888         * ipa-type-escape.c (look_for_casts): Likewise.
1889
1890 2010-11-26  Joseph Myers  <joseph@codesourcery.com>
1891
1892         * doc/options.texi (Enum, EnumValue): Document new record types.
1893         (Enum): Document new option flag.
1894         * opt-functions.awk
1895         * optc-gen.awk: Handle enumerated option arguments.
1896         * opth-gen.awk: Handle enumerated option arguments.
1897         * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value,
1898         enum_value_to_arg): New.
1899         (decode_cmdline_option): Handle enumerated arguments.
1900         (read_cmdline_option): Handle CL_ERR_ENUM_ARG.
1901         (set_option, option_enabled, get_option_state): Handle CLVC_ENUM.
1902         * opts.c (print_filtered_help, print_specific_help): Take
1903         lang_mask arguments.
1904         (print_filtered_help): Handle printing values of enumerated
1905         options.  Print possible arguments for enumerated options.
1906         (print_specific_help): Update call to print_filtered_help.
1907         (common_handle_option): Update calls to print_specific_help.  Use
1908         value rather than arg for OPT_fdiagnostics_show_location_.  Don't
1909         handle OPT_ffp_contract_, OPT_fexcess_precision_,
1910         OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or
1911         OPT_fira_region_ here.
1912         * opts.h (enum cl_var_type): Add CLVC_ENUM.
1913         (struct cl_option): Add var_enum.
1914         (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg,
1915         struct cl_enum, cl_enums, cl_enums_count): New.
1916         (CL_ERR_ENUM_ARG): Define.
1917         (CL_ERR_NEGATIVE): Update value.
1918         (enum_value_to_arg): Declare.
1919         * common.opt (flag_ira_algorithm, flag_ira_region,
1920         flag_fp_contract_mode, flag_excess_precision_cmdline,
1921         default_visibility, flag_tls_default): Remove Variable entries.
1922         (help_enum_printed): New Variable.
1923         (fdiagnostics-show-location=): Use Enum.  Add associated
1924         SourceInclude, Enum and EnumValue entries.
1925         (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=,
1926         ftls-model=, fvisibility=): Use Enum, Var and Init.  Add
1927         associated Enum and EnumValue entries.
1928
1929 2010-11-26  Joern Rennecke  <amylaar@spamcop.net>
1930
1931         PR target/46623
1932         * config/microblaze/microblaze.c (microblaze_block_move_straight):
1933         Use XALLOCAVEC.
1934         (microblaze_option_override): Don't use C++ style comments.
1935         (save_restore_insns): Remove unused variable base_offset.
1936         (microblaze_expand_prologue): Remove unused variable insn.
1937         (microblaze_secondary_reload): Adjust type to match target.h .
1938         (microblaze_elf_in_small_data_p): Move declarations to start of block.
1939         (microblaze_expand_move): Likewise.
1940         * config/microblaze/microblaze.h (LARGE_INT):
1941         Avoid signed / unsigned comparisons.
1942         (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1943         (ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data.
1944         (ASM_FINISH_DECLARE_OBJECT): Likewise.  Constify name.
1945
1946 2010-11-26  Michael Matz  <matz@suse.de>
1947
1948         * tree-ssa-copy.c (fini_copy_prop): Don't DCE when we have loops.
1949
1950         * passes.c (init_optimization_passes): Remove superfluous
1951         copy-prop pass.
1952
1953 2010-11-26  Richard Guenther  <rguenther@suse.de>
1954
1955         PR lto/46648
1956         * gimple.c (gtc_visit): Do not return true for members of an
1957         SCC still being processed but the current lattice value of
1958         the member.  Treat SCC members comparison state as lattice,
1959         starting at equal, eventually dropping to unequal.
1960         (gimple_types_compatible_p_1): Likewise.
1961
1962 2010-11-26  Richard Guenther  <rguenther@suse.de>
1963
1964         PR middle-end/46559
1965         * dwarf2out.c (dwarf2out_finish): Use comp_unit_die as root
1966         for location list processing.
1967
1968 2010-11-26  Richard Guenther  <rguenther@suse.de>
1969
1970         PR lto/46560
1971         * cgraph.c (cgraph_clone_edge): Clone call_stmt dependent
1972         flags manually.
1973
1974 2010-11-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1975
1976         * config/s390/s390.c (print_operand_address): Replace assert with
1977         error message.
1978         (print_operand): Replace assertions, gcc_unreachable and
1979         fatal_insn with error messages.
1980
1981 2010-11-26  Richard Guenther  <rguenther@suse.de>
1982
1983         PR tree-optimization/46665
1984         * tree-ssa-structalias.c (pt_solution_set_var): Use DECL_PT_UID.
1985
1986 2010-11-26  Ian Bolton  <ian.bolton@arm.com>
1987
1988         * config/arm/arm.c (arm_option_override): enable loop array
1989         prefetching at -O3 for suitable targets, and configure params.
1990         * config/arm/arm-protos.h (struct tune_params): Add fields for
1991         configuring loop array prefetching.
1992
1993 2010-11-26  Christian Borntraeger  <borntraeger@de.ibm.com>
1994
1995         * config/s390/2817.md (z196_crack): Add z196_g3 as possible slot.
1996
1997 2010-11-26  Richard Guenther  <rguenther@suse.de>
1998
1999         PR tree-optimization/46664
2000         * tree-affine.c (aff_combination_to_tree): Add rest last.
2001
2002 2010-11-26  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
2003
2004         PR target/33637
2005         * configure.ac: Accept extra arguments for AS_FOR_TARGET,
2006         LD_FOR_TARGET, NM_FOR_TARGET, OBJDUMP_FOR_TARGET.
2007         * configure: Regenerated.
2008         * exec-tool.in: Not quoting command, may have extra arguments.
2009
2010 2010-11-26  Richard Guenther  <rguenther@suse.de>
2011
2012         PR tree-optimization/46528
2013         PR debug/46338
2014         * profile.c (branch_prob): Do not split blocks based on locations
2015         from debug statements.
2016
2017 2010-11-26  Jakub Jelinek  <jakub@redhat.com>
2018
2019         PR middle-end/46647
2020         * builtins.c (fold_builtin_memset): Check c is INTEGER_CST instead
2021         of host_integerp check.  Use TREE_INT_CST_LOW instead of tree_low_cst.
2022
2023         PR bootstrap/45700
2024         * tree.h (build1_stat_loc, build2_stat_loc, build3_stat_loc,
2025         build4_stat_loc, build5_stat_loc, build6_stat_loc): New inlines.
2026         (build1_loc, build2_loc, build3_loc, build4_loc, build5_loc,
2027         build6_loc): Define.
2028         * fold-const.c (protected_set_expr_location_unshare): New inline.
2029         (fold_convert_loc, pedantic_non_lvalue_loc): Use it.
2030         (negate_expr, associate_trees, non_lvalue_loc, omit_one_operand_loc,
2031         pedantic_omit_one_operand_loc, omit_two_operands_loc,
2032         fold_truth_not_expr, invert_truthvalue_loc, make_bit_field_ref,
2033         optimize_bit_field_compare, make_range, fold_range_test, fold_truthop,
2034         build_fold_addr_expr_with_type_loc, fold_unary_loc, fold_binary_loc,
2035         fold_indirect_ref_1, build_fold_indirect_ref_loc): Use builN_loc
2036         instead of buildN followed by SET_EXPR_LOCATION or
2037         protected_set_expr_location.
2038         (fold_build1_stat_loc, fold_build2_stat_loc, fold_build3_stat_loc):
2039         Use buildN_stat_loc instead of buildN_stat followed by
2040         SET_EXPR_LOCATION.
2041
2042 2010-11-26  Basile Starynkevitch  <basile@starynkevitch.net>
2043
2044         * Makefile.in (s-tm-texi): Remove spurous tab.
2045
2046 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
2047
2048         PR debug/46258
2049         * tree-cfg.c (replace_uses_by): Don't mark BBs as altered on
2050         debug stmts.
2051
2052 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
2053
2054         * toplev.c (finalize): Add no_backend parameter.  Don't finish
2055         passes when preprocessing only.  Adjust...
2056         (do_compile): ... caller.
2057
2058 2010-11-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2059
2060         * config/pa/pa.md (negdf2): Condition on !flag_signed_zeros instead of
2061         flag_unsafe_math_optimizations.
2062         (negsf2): Likewise.
2063         Move fnegabs related patterns together.  Only use fmpynfadd instruction
2064         to negate a multiply if !flag_signed_zeros is true.
2065
2066 2010-11-25  Uros Bizjak  <ubizjak@gmail.com>
2067
2068         * gengtype-state.c (read_state_structures): Initialize "previous".
2069
2070 2010-11-25  Basile Starynkevitch  <basile@starynkevitch.net>
2071             Jeremie Salvucci  <jeremie.salvucci@free.fr>
2072
2073         * gengtype-state.c: Add new file.
2074
2075         * gengtype.c (type count): New variable.
2076         (new_structure, find_param_structure, create_pointer)
2077         (create_array): Use it to set state_number in types.
2078         (dump_everything): Improve comment.
2079         (main): Call read_state and write_state. Print type_count.
2080
2081         * gengtype.h (type_lineloc): New function.
2082         (read_state, write_state): New declarations.
2083
2084         * Makefile.in (GENGTYPE_FLAGS): New variable.
2085         (s-gtype): Run gengtype twice and generate gtype.state.
2086         (build/gengtype-state.o): New rule.
2087         (build/gengtype$(build_exeext)): Link gengtype-state.o.
2088         (mostlyclean): Update comment.  Remove gtype.state.
2089
2090 2010-11-25  Jakub Jelinek  <jakub@redhat.com>
2091
2092         PR middle-end/46637
2093         * combine.c (try_combine): When substing i2dest for i2src, pass
2094         1 as last argument even if
2095         i0_feeds_i1_n && i1_feeds_i2_n && i0dest_in_i0src.
2096
2097 2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>
2098
2099         PR middle-end/46647
2100         * builtins.c (target_char_cast): Check INTEGER_CST instead of
2101         host_integerp.  Replace tree_low_cst with TREE_INT_CST_LOW.
2102
2103 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
2104
2105         * target.def (supports_split_stack, except_unwind_info): Take
2106         gcc_options parameters.
2107         * targhooks.c (default_except_unwind_info,
2108         dwarf2_except_unwind_info, sjlj_except_unwind_info): Take
2109         gcc_options parameters.
2110         * targhooks.h (default_except_unwind_info,
2111         dwarf2_except_unwind_info, sjlj_except_unwind_info): Update
2112         prototypes.
2113         * doc/tm.texi.in (TARGET_IRA_COVER_CLASSES,
2114         TARGET_HAVE_NAMED_SECTIONS, TARGET_UNWIND_TABLES_DEFAULT):
2115         Document that hooks must not be modified.
2116         (TARGET_EXCEPT_UNWIND_INFO): Refer to opts argument.
2117         * doc/tm.texi: Regenerate.
2118         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Pass
2119         &global_options to targetm.except_unwind_info.
2120         * dwarf2out.c (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
2121         dwarf2out_begin_prologue, dwarf2out_frame_init,
2122         dwarf2out_frame_finish, dwarf2out_assembly_start): Pass
2123         &global_options to targetm.except_unwind_info.
2124         * except.c (init_eh, finish_eh_generation,
2125         gate_convert_to_eh_region_ranges,
2126         output_one_function_exception_table): Pass &global_options to
2127         targetm.except_unwind_info.
2128         * expr.c (build_personality_function): Pass &global_options to
2129         targetm.except_unwind_info.
2130         * function.c (expand_function_end): Pass &global_options to
2131         targetm.except_unwind_info.
2132         * hooks.c (hook_bool_bool_gcc_optionsp_false): New.
2133         * hooks.h (hook_bool_bool_gcc_optionsp_false): Declare.
2134         * opts.c (finish_options): Pass opts to targetm.except_unwind_info
2135         and targetm.supports_split_stack.  Remove assertions about opts
2136         and opts_set.
2137         (common_handle_option): Remove assertions about opts, opts_set and dc.
2138         * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass
2139         &global_options to targetm.except_unwind_info.
2140         * tree.c (build_common_builtin_nodes: Pass &global_options to
2141         targetm.except_unwind_info.
2142         * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter.
2143         (arm_compute_func_type, arm_expand_prologue, thumb_pushpop,
2144         thumb1_expand_prologue, thumb1_output_function_prologue,
2145         arm_unwind_emit, arm_output_fn_unwind): Update calls to
2146         arm_except_unwind_info.
2147         * config/i386/i386.c (ix86_supports_split_stack): Add gcc_options
2148         parameter.
2149         * config/ia64/ia64.c (ia64_except_unwind_info): Add gcc_options
2150         parameter.
2151         (ia64_output_function_prologue, ia64_add_bundle_selector_before,
2152         ia64_reorg, ia64_asm_unwind_emit): Update calls to
2153         ia64_except_unwind_info.
2154         * config/pa/pa.c (pa_option_override): Pass &global_options to
2155         targetm.except_unwind_info.
2156         * config/picochip/picochip-protos.h (picochip_except_unwind_info):
2157         Remove prototype.
2158
2159 2010-11-25  Kai Tietz  <kai.tietz@onevision.com>
2160
2161         * cgraphunit.c (process_function_and_variable_attributes):
2162         Mark dllexport-ed function/variables as needed.
2163         * ipa.c (cgraph_externally_visible_p): Make dllexport-ed
2164         as externally visible.
2165
2166 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
2167
2168         PR rtl-optimization/46585
2169         * sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
2170         (vinsn_init): Skip computation of dependencies for local NOPs.
2171         (vinsn_delete): Don't try to free regsets for local NOPs.
2172         (setup_nop_and_exit_insns): Change definition of nop_pattern.
2173
2174 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
2175
2176         PR rtl-optimization/46602
2177         * sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ...
2178         (tidy_control_flow): Here.
2179
2180 2010-11-25  Joern Rennecke  <amylaar@spamcop.net>
2181             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2182
2183         PR bootstrap/45888
2184         * Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi.
2185         Fix target.def pathname in timestamp comparison.
2186
2187 2010-11-24  Richard Henderson  <rth@redhat.com>
2188
2189         * config/ia64/predicates.md (pmpyshr_operand): New.
2190         * config/ia64/ia64.c (ia64_expand_unpack): New.
2191         (ia64_expand_widen_mul_v4hi): New.
2192         (ia64_expand_widen_sum): Update for pattern renames.
2193         (ia64_expand_dot_prod_v8qi): Likewise.
2194         * config/ia64/ia64-protos.h: Update.
2195         * config/ia64/vect.md (vecwider): New mode attribute.
2196         (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New.
2197         (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New.
2198         (pmpyshr2, pmpyshr2_u): New.
2199         (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New.
2200         (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New.
2201         (mulv2si3): New.
2202         (vec_pack_ssat_v4hi): Rename from pack2_sss.
2203         (vec_pack_usat_v4hi): Rename from *pack2_uss.
2204         (vec_pack_ssat_v2si): Rename from pack4_sss.
2205         (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct
2206         vec_select operation.
2207         (vec_interleave_highv8qi): Similarly.
2208         (mux1_alt): Rename from *mux1_alt.
2209         (vec_extract_evenv8qi, vec_extract_oddv8qi): New.
2210         (vec_interleave_lowv4hi): Rename from unpack2_l.
2211         (vec_interleave_highv4hi): Rename from unpack2_h.
2212         (mix2_r): Rename from *mix2_r.
2213         (mix2_l): Similarly.
2214         (vec_extract_evenodd_helper): New.
2215         (vec_extract_evenv4hi, vec_extract_oddv4hi): New.
2216         (vec_interleave_lowv2si): Rename from *unpack4_l.
2217         (vec_interleave_highv2si): Rename from *unpack4_h.
2218         (vec_extract_evenv2si, vec_extract_oddv2si): New.
2219         (vec_interleave_lowv2sf): Rename from fmix_r.
2220         (vec_interleave_highv2sf): Rename from *fmix_l.
2221         (vec_extract_evenv2sf, vec_extract_oddv2sf): New.
2222         (vec_unpacku_lo_<VECINT12>, vec_unpacku_hi_<VECINT12>): New.
2223         (vec_unpacks_lo_<VECINT12>, vec_unpacks_hi_<VECINT12>): New.
2224         (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New.
2225
2226 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
2227
2228         * targhooks.c (default_except_unwind_info): Remove
2229         MUST_USE_SJLJ_EXCEPTIONS case.
2230         * config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete.
2231         * config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
2232         * doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete.
2233         * doc/tm.texi: Regenerate.
2234         * system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison.
2235
2236 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
2237
2238         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
2239         __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
2240         * config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
2241         * doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
2242         * system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.
2243
2244 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
2245
2246         PR target/46519
2247         * config/i386/i386.c (ix86_expand_call): Don't check
2248         TREE_THIS_VOLATILE.
2249
2250 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
2251
2252         PR target/46519
2253         * config/i386/i386.c (upper_128bits_state): New.
2254         (block_info_def): Remove upper_128bits_set and done.  Add state,
2255         referenced, count, processed and rescanned.
2256         (check_avx256_stores): Updated.
2257         (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
2258         Call note_stores only if needed.  Set referenced and count.
2259         (move_or_delete_vzeroupper_1): Updated.  Set rescan_vzeroupper_p.
2260         (rescan_move_or_delete_vzeroupper): New.
2261         (move_or_delete_vzeroupper):  Process and rescan all all basic
2262         blocks instead of predecessor blocks of all exit points.
2263         (ix86_option_override_internal): Enable vzeroupper optimization
2264         only for -fexpensive-optimizations and not optimizing for size.
2265         (use_avx256_p): Removed.
2266         (init_cumulative_args): Don't set use_avx256_p.
2267         (ix86_function_arg): Likewise.
2268         (ix86_expand_move): Likewise.
2269         (ix86_expand_vector_move_misalign): Likewise.
2270         (ix86_local_alignment): Likewise.
2271         (ix86_minimum_alignment): Likewise.
2272         (ix86_expand_epilogue): Don't check use_avx256_p when generating
2273         vzeroupper.
2274         (ix86_expand_call): Likewise.
2275
2276         * config/i386/i386.h (machine_function): Remove use_vzeroupper_p
2277         and use_avx256_p.  Add rescan_vzeroupper_p.
2278
2279 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
2280
2281         * toplev.c: Include <signal.h>.
2282
2283 2010-11-24  Richard Guenther  <rguenther@suse.de>
2284
2285         PR lto/43218
2286         * lto-symtab.c (lto_cgraph_replace_node): Mark edges with
2287         conflicting function signatures as non-inlineable.
2288
2289 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
2290
2291         PR rtl-optimization/46614
2292         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define.
2293          (deps_analyze_insn): Mark JUMP_INSNs in
2294         last_pending_memory_flush that weren't added through
2295         flush_pending_lists with NON_FLUSH_JUMP_KIND.
2296         (sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P
2297         on INSN_LIST instead of JUMP_P check on its operand.
2298         * sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND.
2299
2300 2010-11-24  Richard Guenther  <rguenther@suse.de>
2301
2302         * lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p.
2303
2304 2010-11-24  Richard Guenther  <rguenther@suse.de>
2305
2306         PR lto/46606
2307         * lto-streamer-in.c (input_gimple_stmt): When we cannot find
2308         a FIELD_DECL that is type correct issue a warning and fixup
2309         with a VIEW_CONVERT_EXPR.
2310
2311 2010-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
2312
2313         * doc/invoke.texi (Options for Debugging Your Program or GCC):
2314         Explain static numbering of dump files.
2315
2316 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
2317
2318         * common.opt (user_vect_verbosity_level): New Variable entry.
2319         (ftree-vectorizer-verbose=): Mark as UInteger.
2320         * flag-types.h (enum vect_verbosity_levels): Move from enum
2321         verbosity_levels in tree-vectorizer.h.
2322         * opts.c: Don't include tree.h.
2323         (vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
2324         gcc_options parameter; take integer option argument.
2325         (common_handle_option): Update call to vect_set_verbosity_level.
2326         * tree-vectorizer.c (user_vect_verbosity_level): Remove.
2327         (vect_set_verbosity_level): Move to opts.c.
2328         (vect_verbosity_level, vect_print_dump_info): Update for change of
2329         enum name.
2330         * tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
2331         (vect_print_dump_info): Update for change of enum name.
2332         * tree.h (vect_set_verbosity_level): Remove.
2333         * Makefile.in (opts.o): Update dependencies.
2334
2335 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
2336
2337         PR middle-end/46629
2338         * cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn)
2339         instead of insn with any_condjump_p.
2340
2341 2010-11-24  Mingjie Xing  <mingjie.xing@gmail.com>
2342
2343         * config/mips/loongson.md: Change the description comment of the file
2344         and update the copyright years.
2345         (define_insn "<u>div<mode>3): Add loongson3a support.
2346         (define_insn "<u>mod<mode>3"): Likewise.
2347         * config/mips/mips.md: Rename mul<mode>3_mul3_ls2ef to
2348         mul<mode>3_mul3_loongson.
2349         (define_expand "mul<mode>3"): Add TARGET_LOONGSON_3A.
2350         (define_insn "mul<mode>3_mul3_loongson"): Add loongson3a support.
2351
2352 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2353
2354         * common.opt (initial_max_fld_align, flag_debug_asm,
2355         flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit,
2356         flag_print_asm_name, graph_dump_format, help_printed,
2357         help_columns, flag_opts_finished): New Variable entries.
2358         (fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed,
2359         frandom-seed=): Mark deferred.
2360         (fsched-verbose=): Use UInteger and Var.
2361         * flags.h (set_struct_debug_option, flag_print_asm_name,
2362         rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm,
2363         graph_dump_format): Don't declare here.
2364         * haifa-sched.c (sched_verbose_param, fix_sched_param): Remove.
2365         * opts-global.c: Include dbgcnt.h and debug.h.
2366         (decode_options): Pass location to finish_options.
2367         (handle_common_deferred_options): Check flag_dump_all_passed.
2368         Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_,
2369         OPT_frandom_seed and OPT_frandom_seed_.  Don't assert on
2370         OPT_fstack_limit.
2371         * opts.c: Don't include toplev.h, dbgcnt.h or debug.h.
2372         (set_struct_debug_option): Add location_t parameter.  Update
2373         recursive call.  Use error_at.
2374         (default_options_optimization): Use error_at.
2375         (finish_options): Add location_t parameter.  Use
2376         opts->x_flag_opts_finished instead of first_time_p.  Use
2377         opts->x_optimize instead of optimize.  Use error_at.  Pass
2378         location to inform.
2379         (print_filtered_help): Use opts->x_help_printed to track what
2380         options have been printed.
2381         (print_specific_help): Use opts->x_help_columns to track number of
2382         columns.
2383         (common_handle_option): Pass locations and gcc_options pointers to
2384         more functions.  Use warning_at instead of fnotice and warning.
2385         Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or
2386         OPT_fdebug_prefix_map_.  Use error_at.  Set
2387         opts->x_initial_max_fld_align; don't set maximum_field_alignment.
2388         Don't handle OPT_frandom_seed or OPT_frandom_seed_.  Don't handle
2389         OPT_fsched_verbose_.
2390         (handle_param): Add location_r parameter.  Use error_at.
2391         (set_debug_level): Add location_r parameter.  Use error_at and
2392         warning_at.
2393         (setup_core_dumping): Add diagnostic_context parameter.
2394         (decode_d_option): Add gcc_options, location_t and
2395         diagnostic_context parameters and use them instead of global
2396         state.  Use warning_at.
2397         (enable_warning_as_error): Use error_at.
2398         * opts.h (finish_options): Update prototype.
2399         (set_struct_debug_option): Declare here.
2400         * rtl.h (fix_sched_param): Remove.
2401         * stor-layout.c (initial_max_fld_align): Remove.
2402         * toplev.c (rtl_dump_and_exit, flag_print_asm_name,
2403         graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove.
2404         (process_options): Set maximum_field_alignment.
2405         * tree.h (initial_max_fld_align) Don't declare here.
2406         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2407
2408 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2409
2410         * flag-types.h (struct visibility_flags): Don't declare here.
2411         * flags.h (strip_off_ending, fast_math_flags_set_p,
2412         fast_math_flags_struct_set_p): Declare here.
2413         (visibility_options): Don't declare here.
2414         * opts-common.c (option_enabled, get_option_state): Move from
2415         opts.c.
2416         * opts-global.c: Include diagnostic.h instead of
2417         diagnostic-core.h.  Include tree.h, langhooks.h, lto-streamer.h
2418         and toplev.h.
2419         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2420         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2421         print_ignored_options, unknown_option_callback,
2422         post_handling_callback, lang_handle_option, add_input_filename,
2423         read_cmdline_options, initial_lang_mask, init_options_once,
2424         decode_cmdline_options_to_array_default_mask,
2425         set_default_handlers, decode_options): Move from opts.c.
2426         (print_ignored_options): Use warning_at instead of saving and
2427         restoring input_location.
2428         * opts.c: Include <signal.h> and <sys/resource.h>.  Include rtl.h
2429         instead of expr.h.  Don't include langhooks.h, except.h or
2430         lto-streamer.h.  Add more comments on includes.
2431         (strip_off_ending, setup_core_dumping, decode_d_option): Move from
2432         toplev.c.
2433         (visibility_options): Move to c-family/c-common.c.
2434         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2435         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2436         print_ignored_options, unknown_option_callback,
2437         post_handling_callback, lang_handle_option, add_input_filename,
2438         read_cmdline_options, initial_lang_mask, init_options_once,
2439         decode_cmdline_options_to_array_default_mask,
2440         set_default_handlers, decode_options): Move to opts-global.c.
2441         (target_handle_option, default_options_optimization,
2442         finish_options, common_handle_option): Remove static.
2443         (option_enabled, get_option_state): Move to opts-common.c.
2444         * opts.h (common_handle_option, target_handle_option,
2445         finish_options, default_options_optimization): Declare.
2446         * toplev.c: Don't include <signal.h> or <sys/resource.h>.
2447         (setup_core_dumping, strip_off_ending, decode_d_option): Move to
2448         opts.c.
2449         * toplev.h (strip_off_ending, decode_d_option,
2450         fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't
2451         declare here.
2452         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2453
2454 2010-11-23  Dave Korn  <dave.korn.cygwin@gmail.com>
2455
2456         PR driver/42690
2457         * gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin
2458         options, replace by call of pass-through-libs spec function to process
2459         link_gcc_c_sequence spec.
2460         (lto_libgcc_spec): Delete variable.
2461         (static_specs[]): Remove related entry.
2462         (static_spec_functions[]): Add new entry for pass-through-libs.
2463         (main): Don't generate deleted lto_libgcc_spec.
2464         (pass_through_libs_spec_func): New function to implement the new
2465         pass-through-libs spec function.
2466         * doc/invoke.texi (pass-through-libs): Document new spec function.
2467
2468 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2469
2470         * doc/options.texi (Warning, Optimization): Document.
2471
2472 2010-11-23  Jan Hubicka  <jh@suse.cz>
2473
2474         * tree.h (DECL_HAS_IMPLICIT_SECTION_NAME_P): New macro.
2475         (tree_decl_with_vis): Add implicit_section_name_p.
2476         * targhooks.h (default_function_section): Declare.
2477         * target.def (function_section): New hook.
2478         * defaults.h (HOT_TEXT_SECTION_NAME,
2479         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2480         * predict.c (choose_function_section): Remove.
2481         (estimate_bb_frequencies): Do not use choose_function_section.
2482         * coretypes.h (enum node_frequency): Move here from cgraph.h
2483         * cgraph.h (enum node_frequency): Remove.
2484         * varasm.c (initialize_cold_section_name, unlikely_text_section,
2485         unlikely_text_section_p): Remove.
2486         (named_subsection_entry): New structure.
2487         (get_text_section): New function.
2488         (default_function_section): New function.
2489         (function_section_1): Break out from ...; handle profile info.
2490         (function_section): ... here.
2491         (unlikely_text_section): Remove.
2492         (unlikely_text_section_p): Use function_section_1.
2493         (assemble_start_function): Do not initialize cold section.
2494         (default_section_type_flags): Do not special case cold subsection.
2495         (switch_to_section): Likewise.
2496         * output.h (get_text_section): Define.
2497         * config/i386/winnt.c: Do not special case cold section.
2498         * config/darwin-protos.h (darwin_function_section): Declare.
2499         * config/microblaze/microblaze.h (HOT_TEXT_SECTION_NAME,
2500         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2501         * config/ia64/hpux.h (HOT_TEXT_SECTION_NAME,
2502         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2503         (TARGET_ASM_FUNCTION_SECTION): Define to ia64_hpux_function_section.
2504         * config/ia64/ia64.c (ia64_hpux_function_section): New function.
2505         * config/darwin.c (machopic_select_section): Use
2506         darwin_function_section.
2507         (darwin_function_section): New function.
2508         * config/darwin.h (HOT_TEXT_SECTION_NAME,
2509         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2510         (TARGET_ASM_FUNCTION_SECTION): Define.
2511         * system.h (HOT_TEXT_SECTION_NAME,
2512         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Poison.
2513
2514 2010-11-23  Iain Sandoe  <iains@gcc.gnu.org>
2515
2516         * config/darwin.h (LINK_COMMAND_SPEC_A): Use %(link_gcc_c_sequence).
2517         LINK_GCC_C_SEQUENCE_SPEC: Define new macro.
2518
2519 2010-11-23  Jakub Jelinek  <jakub@redhat.com>
2520
2521         PR middle-end/46499
2522         * cfgexpand.c (maybe_cleanup_end_of_block): Remove also BARRIERs
2523         following unconditional jumps.
2524
2525 2010-11-23  Richard Guenther  <rguenther@suse.de>
2526
2527         * doc/md.texi (386 constraints): Clarify A constraint documentation.
2528
2529 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2530             Jeremie Salvucci  <jeremie.salvucci@free.fr>
2531
2532         * gengtype.c (enum typekind, struct options)
2533         (struct nested_ptr_data, struct pair, NUM_PARAM)
2534         (enum gc_used_num, struct type, UNION_P, UNION_OR_STRUCT_P):
2535         Move to gengtype.h.
2536         (string_type, scalar_nonchar, scalar_nonchar, scalar_char):
2537         Remove static, add zero state_number.
2538         (typedefs, structures, param_structs, variables): Remove static.
2539         (create_option): Remove.
2540         (create_string_option, create_type_option, create_nested_option):
2541         New functions.
2542         (create_nested_ptr_option): Use create_nested_option.
2543         (note_variable, adjust_field_rtx_def, adjust_field_type): Call the
2544         new create*option functions.
2545         (process_gc_options): Adjust for discriminated option.
2546         (output_mangled_typename): Handle TYPE_NONE.
2547         (walk_type): Test option kinds.
2548         (write_types_process_field): Handle TYPE_NONE and TYPE_ARRAY.
2549         (write_func_for_structure, write_type, write_local, write_root)
2550         (write_roots, note_def_vec, dump_options): Adjust for
2551         discriminated option.
2552
2553         * gengtype.h (typedefs, structures, param_structs, variables
2554         enum typekind): Move from gengtype.c
2555         (enum option_kind): New discriminating enumeration.
2556         (struct options): Becomes discriminated.
2557         (struct nested_ptr_data): Nove from gengtype.c
2558         (create_string_option, create_type_option, create_nested_option)
2559         (create_nested_ptr_option): New functions
2560         (struct pair, enum_gc_used_enum, NUM_PARAM, struct type, UNION_P)
2561         (UNION_OR_STRUCT_P): Move from gengtype.c
2562
2563         * gengtype-parse.c (str_optvalue_opt, type_optvalue, option): Make
2564         discriminated options.
2565
2566 2010-11-23  Richard Guenther  <rguenther@suse.de>
2567
2568         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work
2569         twice.  Avoid re-allocating the ops vector all the time.
2570
2571 2010-11-23  Richard Guenther  <rguenther@suse.de>
2572
2573         * tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to
2574         is_gimple_min_invariant, group tree code checks to allow
2575         combining them.
2576         (stmt_may_clobber_ref_p_1): Check for SSA_NAME instead
2577         of is_gimple_reg.
2578
2579 2010-11-23  Eric Botcazou  <ebotcazou@adacore.com>
2580
2581         * config.gcc (sparc*-*-*): Reorder.
2582
2583 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2584
2585         * gengtype.c (header_dot_h_frul, source_dot_c_frul):
2586         Remove ENABLE_CHECKING around DBGPRINTF.
2587
2588 2010-11-22  Joseph Myers  <joseph@codesourcery.com>
2589
2590         * common.opt (exit_after_options, write_symbols, debug_info_level,
2591         use_gnu_debug_info_extensions): New Variable entries.
2592         (fprofile-dir=): Use Var.
2593         * flag-types.h (enum debug_info_level): Rename to enum
2594         debug_info_levels.
2595         * flags.h (write_symbols, debug_info_level,
2596         use_gnu_debug_info_extensions): Remove declarations.
2597         * opts.c (exit_after_options, write_symbols, debug_info_level): Remove.
2598         (set_struct_debug_option): Make static variables const.
2599         (use_gnu_debug_info_extensions): Remove.
2600         (set_debug_level, print_filtered_help, print_specific_help,
2601         fast_math_flags_set_p): Take gcc_options parameters and use them
2602         in place of global variables.
2603         (print_filtered_help): Make new_help non-static.
2604         (print_specific_help): Update call to print_filtered_help.
2605         (common_handle_option): Update calls to print_specific_help.  Use
2606         gcc_options structure for more settings.  Make --help table
2607         const.  Don't handle OPT_fprofile_dir_ here.  Update calls to
2608         set_debug_level.
2609         * toplev.c (profile_data_prefix): Remove.
2610         * toplev.h (profile_data_prefix, exit_after_options): Remove
2611         declarations.
2612         (fast_math_flags_set_p): Update prototype.
2613         * cppbuiltin.c (define_builtin_macros_for_compilation_flags):
2614         Update call to fast_math_flags_set_p.
2615
2616 2010-11-22  Richard Henderson  <rth@redhat.com>
2617
2618         PR target/46434
2619         * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p;
2620         return the address register extracted.
2621         (crx_decompose_address): Update the extracted address register.
2622
2623 2010-11-22  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
2624
2625         PR driver/43335
2626         * gcc.c (main): Don't crash when lto-wrapper program is not found.
2627
2628 2010-11-22  Joern Rennecke  <amylaar@spamcop.net>
2629
2630         PR target/46608
2631         * config/picochip/picochip.c (picochip_secondary_reload): Make static.
2632         * config/picochip/picochip-protos.h: Don't include "target.h" .
2633         (picochip_secondary_reload): Don't declare.
2634
2635         PR target/46613
2636         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
2637         * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
2638         static.
2639
2640 2010-11-22  H.J. Lu  <hongjiu.lu@intel.com>
2641
2642         PR bootstrap/46609
2643         * gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING.
2644         (source_dot_c_frul): Likewise.
2645
2646 2010-11-22  Basile Starynkevitch  <basile@starynkevitch.net>
2647
2648         * gimple-pretty-print.c (dump_bb_header): Add check for cfun.
2649
2650 2010-11-22  Paolo Bonzini  <bonzini@gnu.org>
2651
2652         PR bootstrap/44970
2653         * Makefile.in (fwprop.o) Add sparseset.h.
2654         * fwprop.c: Include sparseset.h
2655         (struct find_occurrence_data, find_occurrence_callback,
2656         find_occurrence): Remove.
2657         (active_defs, active_defs_check, register_active_defs,
2658         update_df_init, update_uses): New.
2659         (update_df): Rewrite.
2660         (try_fwprop_subst, forward_propagate_asm): Add calls to
2661         update_df_init and update_df.
2662         (fwprop_init): Allocate active_defs and active_defs_check.
2663         (fwprop_done): Free them.
2664         (fwprop, fwprop_addr): Adjust comments.
2665         * df.h (df_uses_create): Declare.
2666         * df-scan.c (df_install_ref_incremental): Break out of df_ref_create.
2667         (df_ref_create): Return result of df_ref_create_structure directly.
2668         (df_ref_create_structure): Call df_install_ref_incremental when
2669         no collection_rec is passed.
2670         (df_ref_record): Do not create multiword hard reg info when no
2671         collection_rec is passed.
2672         (df_uses_create): New.
2673
2674 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2675
2676         PR middle-end/43057
2677         * fold-const.c (pedantic_non_lvalue_loc): Unshare x before
2678         setting location.
2679
2680 2010-11-22  Richard Guenther  <rguenther@suse.de>
2681
2682         * gimple-fold.c (maybe_fold_reference): When canonicalizing
2683         MEM_REFs, preserve volatileness.
2684         * cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL
2685         addresses.
2686
2687 2010-11-22  Richard Guenther  <rguenther@suse.de>
2688
2689         * tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks.
2690
2691 2010-11-22  Alexander Monakov  <amonakov@ispras.ru>
2692
2693         PR rtl-optimization/45652
2694         * alias.c (get_reg_base_value): New.
2695         * rtl.h (get_reg_base_value): Add prototype.
2696         * sel-sched.c (init_regs_for_mode): Use it.  Don't use registers with
2697         non-null REG_BASE_VALUE for renaming.
2698
2699 2010-11-22  Jeremie Salvucci  <jeremie.salvucci@free.fr>
2700             Basile Starynkevitch  <basile@starynkevitch.net>
2701
2702         * gengtype.c: Include xregex.h and obstack.h
2703         Added comments about role of get_output_file_with_visibility and
2704         our regexpr machinery.
2705         (frul_actionrout_t, struct file_rule_st): New.
2706         (hader_dot_h_frul, source_dot_c_frul): New functions.
2707         (NULL_REGEX,  NULL_FRULACT): New.
2708         (files_rules): New.
2709         (matching_file_name_substitute): New function.
2710         (get_output_file_with_visibility): Updated comments and rewritten
2711         to use the new files_rules machinery.
2712
2713         * Makefile.in (XREGEX_H): Added variable.
2714         (build/gengtype.o): Added dependencies for xregex.h and obstack.h
2715
2716 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2717
2718         * system.h (FUNCTION_ARG_BOUNDARY): Really poison.
2719
2720 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2721
2722         * target.def (conditional_register_usage): Define.
2723         * reginfo.c (init_reg_sets_1): Call
2724         targetm.conditional_register_usage.
2725         * system.h (CONDITIONAL_REGISTER_USAGE): Poison.
2726         * doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language
2727         for making it a hook.
2728         * doc/tm.texi: Regenerate.
2729         * config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2730         * config/alpha/alpha.c (alpha_conditional_register_usage): ...here.
2731         New function.
2732         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2733         * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2734         * config/arc/arc.c (arc_conditional_register_usage): ...here.
2735         New function.
2736         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2737         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2738         * config/arm/arm.c (arm_conditional_register_usage): ...here.
2739         New function.
2740         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2741         * config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete.
2742         * config/bfin/bfin-protos.h (conditional_register_usage): Delete.
2743         * config/bfin/bfin.c (conditional_register_usage): Move code into...
2744         (bfin_conditional_register_usage): ...here.  New function.
2745         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2746         * config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete.
2747         * config/cris/cris-protos.h (cris_conditional_register_usage): Delete.
2748         * config/cris/cris.c (cris_conditional_register_usage): Make static.
2749         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2750         * config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment.
2751         * config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete.
2752         * config/frv/frv-protos.h (frv_conditional_register_usage): Delete.
2753         * config/frv/frv.c (frv_conditional_register_usage): Make static.
2754         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2755         * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2756         * config/h8300/h8300.c (h8300_conditional_register_usage): ...here.
2757         New function.
2758         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2759         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete.
2760         * config/i386/i386-protos.h (ix86_conditional_register_usage): Delete.
2761         * config/i386/i386.c (ix86_conditional_register_usage): Make static.
2762         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2763         * config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete.
2764         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete.
2765         * config/m32c/m32c.c (m32c_conditional_register_usage): Make static.
2766         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2767         * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2768         * config/m32r/m32r.c (m32r_conditional_register_usage): ...here.
2769         New function.
2770         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2771         * config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete.
2772         * config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage):
2773         Delete.
2774         * config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make
2775         static.
2776         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2777         * config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete.
2778         * config/mep/mep-protos.h (mep_conditional_register_usage): Delete.
2779         * config/mep/mep.c (mep_conditional_register_usage): Make static.
2780         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2781         * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete.
2782         * config/mips/mips-protos.h (mips_conditional_register_usage): Delete.
2783         * config/mips/mips.c (mips_conditional_register_usage): Make static.
2784         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2785         * config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete.
2786         * config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete.
2787         * config/mmix/mmix.c (mmix_conditional_register_usage): Make static.
2788         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2789         * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2790         * config/mn10300/mn10300.c (mn10300_conditional_register_usage):
2791         ...here.  New function.
2792         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2793         * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2794         * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this...
2795         * config/pa/pa.c (pa_conditional_register_usage): ...here.
2796         New function.
2797         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2798         * config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2799         * config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here.
2800         New function.
2801         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2802         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete.
2803         * config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage):
2804         Delete.
2805         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
2806         static.
2807         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2808         * config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete.
2809         * config/rx/rx-protos.h (rx_conditional_register_usage): Delete.
2810         * config/rx/rx.c (rx_conditional_register_usage): Make static.
2811         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2812         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete.
2813         * config/s390/s390-protos.h (s390_conditional_register_usage): Delete.
2814         * config/s390/s390.c (s390_conditional_register_usage): Make static.
2815         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2816         * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2817         * config/score/score.c (score_conditional_register_usage): ...here.
2818         New function.
2819         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2820         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2821         * config/sh/sh.c (sh_conditional_register_usage): ...here.
2822         New function.
2823         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2824         * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2825         * config/sparc/sparc.c (sparc_conditional_register_usage): ...here.
2826         New function.
2827         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2828         * config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete.
2829         * config/spu/spu-protos.h (spu_conditional_register_usage): Delete.
2830         * config/spu/spu.c (spu_conditional_register_usage): Make static.
2831         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2832         * config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2833         * config/v850/v850.c (v850_conditional_register_usage): ...here.
2834         New function.
2835         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2836
2837 2010-11-21  Jan Hubicka  <jh@suse.cz>
2838             Dominique d'Humieres <dominiq@lps.ens.ft>
2839
2840         PR target/46510
2841         * tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not
2842         finalize external decls.
2843
2844 2010-11-21  Joseph Myers  <joseph@codesourcery.com>
2845
2846         * system.h (strerror): Poison.
2847
2848 2010-11-21  Richard Henderson  <rth@redhat.com>
2849
2850         * config/ia64/ia64.c (ia64_expand_builtin): Use the correct mode
2851         for infq/huge_valq.
2852
2853 2010-11-21  Richard Henderson  <rth@redhat.com>
2854
2855         PR rtl-optimization/46571
2856         * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
2857         (compute_hash_table_work): Use NONDEBUG_INSN_P.
2858
2859 2010-11-21  Paul Koning  <ni1d@arrl.net>
2860
2861         * config/mips/pdp11.md (negsi2): Fix wrong code.
2862
2863 2010-11-21  Paul Koning  <ni1d@arrl.net>
2864
2865         * config/mips/pdp11.c (pdp11_legitimate_address_p): New function.
2866         * config/mips/pdp11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2867
2868 2010-11-21  Eric Botcazou  <ebotcazou@adacore.com>
2869
2870         * config/mips/mips.c (machine_function): Rename load_label_length to
2871         load_label_num_insns.
2872         (mips_load_label_length): Rename to...
2873         (mips_load_label_num_insns): ...this.  Adjust to first renaming.
2874         (mips_adjust_insn_length): Adjust to second renaming.  Fix thinko.
2875
2876 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2877
2878         PR target/46533
2879         * config/alpha/predicates.md (direct_call_operand): Return false
2880         for !TARGET_SMALL_TEXT targets.
2881
2882 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
2883
2884         * doc/tm.texi.in (HANDLE_SYSV_PRAGMA,
2885         HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
2886         (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to HANDLE_SYSV_PRAGMA.
2887         * doc/tm.texi: Regenerate.
2888         * system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA,
2889         HANDLE_PRAGMA_WEAK): Poison.
2890         * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2891         * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2892         * config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
2893         * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
2894         * config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2895         * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2896         * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2897         * config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
2898         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2899         * config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
2900         * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2901         * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
2902         * config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2903         * config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2904         * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2905         (HANDLE_PRAGMA_WEAK): Don't undefine.
2906         * config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2907         * config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
2908         * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2909         * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
2910         * config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2911         (HANDLE_PRAGMA_WEAK): Don't undefine.
2912         * config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2913         * config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
2914         (HANDLE_PRAGMA_PACK): Don't undefine.
2915         * config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
2916         * config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2917         * config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2918         * config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2919         * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
2920         * config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2921         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2922         * config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2923         * config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
2924         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2925         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
2926         * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2927         * config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2928         * config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2929         * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2930         * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define.
2931         * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2932
2933 2010-11-20  Eric Botcazou  <ebotcazou@adacore.com>
2934
2935         PR target/31100
2936         * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP): Move to...
2937         * config/sparc/sol2.h (ASM_OUTPUT_ALIGN_WITH_NOP): ...here.
2938         * config/sparc/sol2-gas.h (ASM_OUTPUT_ALIGN_WITH_NOP): Undefine.
2939
2940 2010-11-20  Jan Hubicka  <jh@suse.cz>
2941
2942         * cgraph.c (ld_plugin_symbol_resolution_names): New.
2943         (dump_cgraph_node): Dump resolution.
2944         * cgraph.h (ld_plugin_symbol_resolution_names): Declare.
2945         (cgraph_comdat_can_be_unshared_p): Dclare.
2946         * lto-streamer-out.c (produce_symtab): Use
2947         cgraph_comdat_can_be_unshared_p.
2948         * ipa.c (cgraph_address_taken_from_non_vtable_p): New function.
2949         (cgraph_comdat_can_be_unshared_p): New function based on logic
2950         in cgraph_externally_visible_p.
2951         (cgraph_externally_visible_p): Use it.
2952         (varpool_externally_visible_p): Virtual tables can be unshared.
2953         * varpool.c (dump_varpool_node): Dump resolution.
2954
2955 2010-11-20  Jan Hubicka  <jh@suse.cz>
2956
2957         * stmt.c (lshift_cheap_p): Support properly optimize_insn_for_speed_p.
2958
2959 2010-11-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2960
2961         PR other/46202
2962         * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables.
2963         (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix
2964         shell quoting.
2965         (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new.
2966         (install-strip): New target.
2967         (STRIPPROG): New variable, exported if STRIP is set.
2968         * doc/install.texi (Final install): Minor markup and code style
2969         fixes.  Document install-strip target.
2970
2971 2010-11-20  Paul Koning  <ni1d@arrl.net>
2972
2973         * config/pdp11/pdp11-protos.h (pdp11_initial_elimination_offset,
2974         pdp11_regno_reg_class): New functions.
2975         * config/pdp11/pdp11.md (define_constants): Add register numbers.
2976         * config/pdp11/pdp11.c (pdp11_regno_reg_class,
2977         pdp11_sp_frame_offset, pdp11_initial_elimination_offset): New
2978         functions.
2979         * config/pdp11/pdp11.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Add
2980         frame pointer and argument pointer pseudo-registers.
2981         (ARG_POINTER_REGNUM): Define.
2982         (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add frame pointer and
2983         argument pointer.
2984         (FIRST_PARM_OFFSET): Update for argument pointer.
2985         (INITIAL_FRAME_POINTER_OFFSET): Delete.
2986         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): New macros.
2987         (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P, REGISTER_NAMES): Add
2988         frame pointer and argument pointer.
2989
2990 2010-11-20  Jakub Jelinek  <jakub@redhat.com>
2991
2992         PR debug/46561
2993         * tree-parloops.c (try_create_redunction_list): Ignore debug stmts
2994         when looking for immediate uses.
2995
2996         PR tree-optimization/45830
2997         * stmt.c (expand_switch_using_bit_tests_p): New function.
2998         (expand_case): Use it.
2999         * tree.h (expand_switch_using_bit_tests_p): New prototype.
3000         * tree-switch-conversion.c (struct switch_conv_info): Add
3001         bit_test_uniq, bit_test_count and bit_test_bb fields.
3002         (check_range): Fix a comment.
3003         (check_process_case): Compute bit_test_uniq and bit_test_count.
3004         (create_temp_arrays): Use XCNEWVEC, merge 3 arrays into one
3005         allocation.
3006         (free_temp_arrays): Use XDELETEVEC, adjust for the 3 arrays merging.
3007         (constructor_contains_same_values_p): Use FOR_EACH_VEC_ELT.
3008         (array_value_type): New function.
3009         (build_one_array): Use it, if it returned different type,
3010         fold_convert all constructor fields and convert back to the
3011         wider type in the generated code.
3012         (process_switch): Initialize bit_test_uniq, bit_test_count and
3013         bit_test_bb fields.  Don't optimize if expand_switch_using_bit_tests_p
3014         returned true.
3015
3016 2010-11-19  Michael Matz  <matz@suse.de>
3017
3018         PR tree-optimization/46077
3019         * tree-chrec.c (eq_evolutions_p): Accept some expressions.
3020
3021 2010-11-19  Anatoly Sokolov  <aesok@post.ru>
3022
3023         * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3024         * config/mn10300/mn10300.c (mn10300_asm_output_addr_const_extra): New
3025         function.
3026         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3027
3028 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
3029
3030         * mode-switching.c (optimize_mode_switching): Use
3031         FOR_BB_INSNS instead of open-coded loop.
3032         * cfgrtl.c (redirect_branch_edge): Ditto.
3033
3034 2010-11-19  Joern Rennecke  <amylaar@spamcop.net>
3035
3036         PR target/46436
3037         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Split shift count
3038         to accomodate 32 bit HOST_WIDE_INT.
3039         (m68hc11_emit_logical): Remove unused variable insn.
3040         (m68hc11_check_z_replacement) <CLOBBER>: Set this_insn_uses_ix and
3041         this_insn_uses_iy before use.
3042
3043         PR target/46434
3044         * config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
3045
3046 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3047
3048         PR c/46547
3049         * c-tree.h (in_late_binary_op): Move to c-family/c-common.h.
3050         * c-typeck.c (in_late_binary_op): Move to c-family/c-common.c.
3051
3052 2010-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
3053
3054         * doc/extend.texi (Function attributes): Document PowerPC target
3055         attributes that are supported.
3056         (Pragmas): Document that PowerPC now supports target pragmas.
3057
3058         * doc/options.texi (TargetVariable): Document TargetVariable,
3059         HeaderInclude, and SourceInclude.
3060
3061         * doc/invoke.texi (-mfused-madd): Document that -mfused-madd is
3062         mapped to -ffp-contract=fast, and -mno-fused-madd is mapped to
3063         -ffp-contract=off.
3064
3065         * optc-gen.awk: Add support for TargetVariable, HeaderInclude, and
3066         SourceInclude directives.  Fix a cut+paste error with target save
3067         enum variables.  Sort enums in the structures after ints and
3068         before shorts.
3069         * opth-gen.awk: Ditto.
3070
3071         * configure.ac: Add support for HeaderInclude and SourceInclude option
3072         directives to add the appropriate files to the dependency lists.
3073         * configure: Regenerate.
3074         * Makefile.in (OPTIONS_H_EXTRA): New variable for HeaderInclude.
3075         (OPTIONS_C_EXTRA): New variable for SourceInclude.
3076         (OPTIONS_H): Add $(OPTIONS_H_EXTRA).
3077         (options.o): Add $(OPTIONS_C_EXTRA) dependency.
3078         (gcc-options.o): Ditto.
3079         * opt-include.awk: New awk script to handle HeaderInclude and
3080         TargetInclude.
3081
3082         * config/rs6000/aix.opt (-mxl-compat): Mark option as Save so it
3083         gets saved in the target options.
3084         * config/rs6000/linux64.opt (-mprofile-kernel): Ditto.
3085         * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3086         (-mprototype): Ditto.
3087         (-mbit-word): ditto.
3088         (-mregnames): Ditto.
3089         (-msecure-plt): Ditto.
3090         (-mbss-plt): Ditto.
3091         * config/rs6000/rs6000.opt (-mpowerpc-gpopt): Ditto.
3092         (-mpowerpc-gfxopt): Ditto.
3093         (-mmfcrf): Ditto.
3094         (-mpopcntb): Ditto.
3095         (-mfprnd): Ditto.
3096         (-mcmpb): Ditto.
3097         (-mmmfpgpr): Ditto.
3098         (-maltivec): Ditto.
3099         (-mhard-dfp): Ditto.
3100         (-mmulhw): Ditto.
3101         (-mdlmzb): Ditto.
3102         (-mmultiple): Ditto.
3103         (-mstring): Ditto.
3104         (-mpopcntd): Ditto.
3105         (-mfriz): Ditto.
3106         (-mvsx): Ditto.
3107         (-mno-update): Ditto.
3108         (-mavoid-indexed-addresses): Ditto.
3109         (-mtls-markers): Ditto.
3110         (-msched-epilog): Ditto.
3111         (-msched-prolog): Ditto.
3112         (-maix-struct-return): Ditto.
3113         (-msvr4-struct-return): Ditto.
3114         (-mxl-compat): Ditto.
3115         (-mrecip-precision): Ditto.
3116         (-mfp-in-toc): Ditto.
3117         (-msum-in-toc): Ditto.
3118         (-mvrsave): Ditto.
3119         (-mblock-move-inline-limit=): Ditto.
3120         (-misel): Ditto.
3121         (-mpaired): Ditto.
3122         (-mlongcall): Ditto.
3123         (-mgen-cell-microcode): Ditto.
3124         (-mwarn-cell-microcode): Ditto.
3125         (-mwarn-altivec-long): Ditto.
3126         (-mprioritize-restricted-insns=): Ditto.
3127         (-msingle-float): Ditto.
3128         (-mdouble-float): Ditto.
3129         (-msimple-fpu): Ditto.
3130         (-mxilinx-fpu): Ditto.
3131         * config/rs6000/aix64.opt (-mpe): Ditto.
3132
3133         * config/rs6000/rs6000.opt (HeaderInclude): Include rs6000-opts.h.
3134         (rs6000_cpu): Move variable to be a target variable.  Rename
3135         cmodel to rs6000_current_cmodel because of macro conflict.  Merge
3136         -mdebug=<xxx> variables into a single int.
3137         (rs6000_always_hint): Ditto.
3138         (rs6000_sched_groups): Ditto.
3139         (rs6000_align_branch_targets): Ditto.
3140         (rs6000_sched_costly_dep): Ditto.
3141         (rs6000_sched_insert_nops): Ditto.
3142         (rs6000_long_double_type_size): Ditto.
3143         (rs6000_ieeequad): Ditto.
3144         (rs6000_altivec_abi): Ditto.
3145         (rs6000_spe): Ditto.
3146         (rs6000_spe_abi): Ditto.
3147         (rs6000_float_gprs): Ditto.
3148         (rs6000_darwin64_abi): Ditto.
3149         (can_override_loop_align): Ditto.
3150         (rs6000_sdata): Ditto.
3151         (rs6000_tls_size): Ditto.
3152         (rs6000_current_abi): Ditto.
3153         (rs6000_traceback): Ditto.
3154         (rs6000_alignment_flags): Ditto.
3155         (rs6000_current_cmodel): Ditto.
3156         (rs6000_recip_control): Ditto.
3157         (rs6000_cpu_index): Ditto.
3158         (rs6000_tune_index): Ditto.
3159         (rs6000_debug): Ditto.
3160         (rs6000_target_flags_explict): Ditto.
3161
3162         * config/rs6000/rs6000-protos.h (rs6000_pragma_target_parse): Add
3163         declaration.
3164
3165         * config/rs6000/linux64.h (rs6000_current_cmode): Rename from
3166         cmodel.  Change all uses.
3167
3168         * config/rs6000/rs6000.c (rs6000_always_hint): Move to
3169         rs6000.opt.  Combine -mdebug=<xxx> variables into a single int.
3170         Rename cmodel to rs6000_current_cmodel.
3171         (rs6000_sched_groups): Ditto.
3172         (rs6000_align_branch_targets): Ditto.
3173         (rs6000_sched_costly_dep): Ditto.
3174         (rs6000_sched_insert_nops): Ditto.
3175         (rs6000_long_double_type_size): Ditto.
3176         (rs6000_ieeequad): Ditto.
3177         (rs6000_altivec_abi): Ditto.
3178         (rs6000_spe): Ditto.
3179         (rs6000_spe_abi): Ditto.
3180         (rs6000_float_gprs): Ditto.
3181         (rs6000_darwin64_abi): Ditto.
3182         (can_override_loop_align): Ditto.
3183         (rs6000_sdata): Ditto.
3184         (rs6000_tls_size): Ditto.
3185         (rs6000_current_abi): Ditto.
3186         (rs6000_traceback): Ditto.
3187         (rs6000_alignment_flags): Ditto.
3188         (rs6000_current_cmodel): Ditto.
3189         (rs6000_recip_control): Ditto.
3190         (rs6000_cpu_index): Ditto.
3191         (rs6000_tune_index): Ditto.
3192         (rs6000_debug): Ditto.
3193         (rs6000_target_flags_explict): Ditto.
3194         (rs6000_sched_insert_nops_str): Make static.
3195         (rs6000_sched_costly_dep_str): Ditto.
3196         (rs6000_recip_name): Ditto.
3197         (rs6000_abi_name): Ditto.
3198         (rs6000_sdata_name): Ditto.
3199         (enum rs6000_traceback_name): Move to rs6000-opts.h.
3200         (rs6000_parse_tls_size_option): Delete.
3201         (rs6000_valid_attribute_p): New function for target attributes and
3202         pragmas.
3203         (rs6000_function_specific_save): Ditto.
3204         (rs6000_function_specific_restore): Ditto.
3205         (rs6000_function_specific_print): Ditto.
3206         (rs6000_can_inline_p): Ditto.
3207         (rs6000_set_current_function): Ditto.
3208         (rs6000_inner_target_options): Ditto.
3209         (rs6000_debug_target_options): Ditto.
3210         (rs6000_pragma_target_parse): Ditto.
3211         (TARGET_OPTION_VALID_ATTRIBUTE_P): Define target hooks for target
3212         attributes and pragmas.
3213         (TARGET_OPTION_SAVE): Ditto.
3214         (TARGET_OPTION_RESTORE): Ditto.
3215         (TARGET_OPTION_PRINT): Ditto.
3216         (TARGET_CAN_INLINE_P): Ditto.
3217         (TARGET_SET_CURRENT_FUNCTION): Ditto.
3218         (POWER_MASKS): Move to file level scope from the
3219         rs6000_option_override_internal function.
3220         (POWERPC_MASKS): Ditto.
3221         (ISA_*_MASKS): Ditto.
3222         (struct rs6000_ptt): Ditto.
3223         (processor_target_table): Ditto.
3224         (rs6000_cpu_name_lookup): Map cpu name to an index in
3225         processor_target_table.
3226         (rs6000_debug_reg_global): Print more information on processor
3227         options for -mdebug=reg.
3228         (rs6000_init_hard_regno_mode_ok): Add support for target
3229         attributes and pragmas.  Merge all -mdebug=<xxx> fields into one.
3230         Allow -mdebug=val1,val2.  Rename cmodel variable.
3231         (rs6000_option_override_internal): Ditto.
3232         (rs6000_option_override): Ditto.
3233         (rs6000_handle_option): Ditto.
3234         (rs6000_conditional_register_usage): Add debug trace message.
3235         (struct rs6000_opt_mask): New for target attribute/pragma support.
3236         (rs6000_opt_masks): Ditto.
3237         (struct rs6000_opt_var): Ditto.
3238         (rs6000_opt_vars): Ditto.
3239         (rs6000_previous_function): Ditto.
3240
3241         * config/rs6000/rs6000.h (top level): Include rs6000-opts.h if it
3242         wasn't already included.
3243         (enum rs6000_cmodel): Move to rs6000-opts.h or rs6000.opt.
3244         (enum processor_type): Ditto.
3245         (rs6000_cpu): Ditto.
3246         (enum fpu_type_t): Ditto.
3247         (fpu_type): Ditto.
3248         (enum rs6000_dependence_cost): Ditto.
3249         (enum rs6000_nop_insertion): Ditto.
3250         (enum group_termination): Ditto.
3251         (rs6000_long_double_type_size): Ditto.
3252         (rs6000_ieeequad): Ditto.
3253         (rs6000_altivec_abi): Ditto.
3254         (rs6000_spe_abi): Ditto.
3255         (rs6000_spe): Ditto.
3256         (rs6000_float_gprs): Ditto.
3257         (rs6000_alignment_flags): Ditto.
3258         (rs6000_sched_insert_nops): Ditto.
3259         (enum rs6000_vector): Ditto.
3260         (enum rs6000_abi): Ditto.
3261         (rs6000_current_opt): Ditto.
3262         (rs6000_debug_*): Delete.
3263         (MASK_DEBUG*): Combine -mdebug=xxxx into one int.
3264         (TARGET_DEBUG*): Ditto.
3265
3266         * config/rs6000/rs6000-opts.h: New header file to define the enums
3267         that are used in target variables that are now defined in rs6000.opt.
3268
3269         * config/rs6000/sysv4.h (enum rs6000_sdata_type): Move to
3270         rs6000-opts.h.
3271         (rs6000_sdata): Ditto.
3272         (rs6000_abi_name): Delete.
3273         (rs6000_sdata_name): Ditto.
3274         (rs6000_tls_size_string): Ditto.
3275
3276 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3277
3278         * common.opt (debug_struct_ordinary, debug_struct_generic): New
3279         Variable entries.
3280         * dwarf2out.c (matches_main_base, dump_struct_debug, DUMP_GSTRUCT,
3281         should_emit_struct_debug): Move from opts.c.
3282         * flag-types.h (enum debug_struct_file): Move from opts.c.
3283         * flags.h (should_emit_struct_debug): Remove.
3284         (base_of_path): Declare.
3285         (set_struct_debug_option): Add gcc_options parameter.
3286         * optc-gen.awk, opth-gen.awk: Handle array variables.
3287         * opts.c (enum debug_struct_file, debug_struct_ordinary,
3288         debug_struct_generic): Remove.
3289         (set_struct_debug_option): Add gcc_options parameter.
3290         (base_of_path): Remove static.
3291         (main_input_basename, main_input_baselength, matches_main_base,
3292         dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug):
3293         Remove.
3294         * toplev.c (main_input_basename, main_input_baselength): Define
3295         here.
3296         * toplev.h (main_input_basename, main_input_baselength): Declare
3297         here.
3298
3299 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3300
3301         * common.opt (flag_instrument_functions_exclude_functions,
3302         flag_instrument_functions_exclude_files): New Variable definitions.
3303         * flags.h (flag_instrument_functions_exclude_p): Don't declare.
3304         * gimplify.c (char_p): Declare type and vectors.
3305         (flag_instrument_functions_exclude_p): Moved from opts.c.  Make static.
3306         * opts.c (flag_instrument_functions_exclude_functions,
3307         flag_instrument_functions_exclude_files): Remove.
3308         (add_comma_separated_to_vector): Take void **.
3309         (flag_instrument_functions_exclude_p): Move to gimplify.c.
3310         (common_handle_option): Use options structure for
3311         -finstrument-functions-exclude- options.
3312
3313 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3314
3315         * doc/options.texi (Var): Document effects of Defer.
3316         (Defer): Document.
3317         * opt-functions.awk (var_type, var_set): Handle deferred options.
3318         * opts-common.c (set_option): Handle CLVC_DEFER.
3319         * common.opt (fcall-saved-, fcall-used-, fdump-, ffixed-,
3320         fplugin=, fplugin-arg-, fstack-limit, fstack-limit-register=,
3321         fstack-limit-symbol=): Mark as deferred.
3322         * opts.c: Don't include rtl.h, ggc.h, output.h, tree-pass.h or
3323         plugin.h.
3324         (print_filtered_help): Don't report state of CLVC_DEFER options.
3325         (common_handle_option): Move code for OPT_fcall_used_,
3326         OPT_fcall_saved_, OPT_fdump_, OPT_ffixed_, OPT_fplugin_,
3327         OPT_fplugin_arg_, OPT_fstack_limit, OPT_fstack_limit_register_ and
3328         OPT_fstack_limit_symbol_ to opts-global.c.
3329         (option_enabled, get_option_state): Handle CLVC_DEFER.
3330         * opts.h: Include vec.h.
3331         (enum cl_var_type): Add CLVC_DEFER.
3332         (cl_deferred_option): Define type and vectors.
3333         (handle_common_deferred_options): Declare.
3334         * opts-global.c: New.
3335         * toplev.c (toplev_main): Call handle_common_deferred_options
3336         * Makefile.in (OPTS_H): Include $(VEC_H).
3337         (OBJS-common): Include opts-global.o.
3338         (opts.o): Update dependencies.
3339         (opts-global.o): Add dependencies.
3340
3341 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
3342
3343         * c-parser.c (c_parser_objc_protocol_definition): Pass attributes
3344         to objc_declare_protocols.
3345
3346 2010-11-19  Richard Guenther  <rguenther@suse.de>
3347
3348         PR lto/45789
3349         * lto-streamer-out.c (lto_output_ts_common_tree_pointers): For
3350         IDENTIFIERs do not stream TREE_TYPE.
3351         * lto-streamer-in.c (lto_input_ts_common_tree_pointers): Likewise.
3352
3353 2010-11-19  Christian Borntraeger  <borntraeger@de.ibm.com>
3354
3355         * config/s390/s390.c (s390_function_arg_integer): Handle NULLPTR_TYPE.
3356
3357 2010-11-19  Jakub Jelinek  <jakub@redhat.com>
3358
3359         PR target/45870
3360         * dwarf2out.c (const_ok_for_output_1): Don't complain about
3361         non-delegitimized TLS UNSPECs.
3362
3363 2010-11-18  Jack Howarth  <howarth@bromo.med.uc.edu>
3364             Ian Lance Taylor  <iant@google.com>
3365
3366         * config/darwin-c.c (darwin_additional_format_types): Export.
3367
3368 2010-11-18  Paul Koning  <ni1d@arrl.net>
3369
3370         * config/pdp11/pdp11.h (FIRST_PARM_OFFSET): Fix case of no frame
3371         pointer.
3372
3373 2010-11-18  Paul Koning  <ni1d@arrl.net>
3374
3375         * config/pdp11/pdp11.md (abshi2): Delete TARGET_ABSHI_BUILTIN.
3376         * config/pdp11/pdp11.c (TARGET_DEFAULT_TARGET_FLAGS): Ditto.
3377         * config/pdp11/pdp11.opt (-mabshi): Delete.
3378
3379 2010-11-19  Mingjie Xing  <mingjie.xing@gmail.com>
3380
3381         * resource.h (struct resources): Fix typo in the comment.
3382
3383 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
3384
3385         PR target/46546
3386         * config/i386/i386.c (ix86_reorg): Call compute_bb_for_insn.
3387
3388 2010-11-18  Richard Henderson  <rth@redhat.com>
3389
3390         PR middle-end/46515
3391         * function.c (maybe_copy_prologue_epilogue_insn): Rename from
3392         maybe_copy_epilogue_insn; handle prologue insns as well.
3393         * rtl.h, cfglayout.c: Update for rename.
3394         * recog.c (peep2_attempt): Copy prologue/epilogue data for
3395         RTX_FRAME_RELATED_P insns.
3396
3397 2010-11-18  Jakub Jelinek  <jakub@redhat.com>
3398
3399         PR middle-end/46534
3400         * builtins.c (fold_builtin_printf): Don't copy and modify string
3401         before build_string_literal, instead modify what
3402         build_string_literal returned.
3403
3404 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
3405
3406         PR c/33193
3407         * c-typeck.c (build_unary_op): Call build_real_imag_expr for
3408         REALPART_EXPR and IMAGPART_EXPR.
3409
3410 2010-11-18  Richard Guenther  <rguenther@suse.de>
3411
3412         PR tree-optimization/46172
3413         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): New
3414         function.
3415         (slpeel_tree_peel_loop_to_edge): Call it.
3416
3417 2010-11-18  Jeff Law