gcc/ChangeLog

   1 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
   2
   3         * config/m68k/linux.h (DBX_REGISTER_NUMBER): Undefine and
   4         redefine.
   5         (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
   6         * config.gcc (m68k-*-uclinux*, m68k-*-linux*): Don't use svr4.h.
   7
   8 2010-12-13  Alexandre Oliva  <aoliva@redhat.com>
   9
  10         PR debug/46576
  11         * jump.c (mark_all_labels): Skip debug insns.
  12
  13 2010-12-13  Alexandre Oliva  <aoliva@redhat.com>
  14
  15         PR debug/46782
  16         * cfgcleanup.c (try_forward_edges): Skip debug insns.
  17
  18 2010-12-12  Jan Hubicka  <jh@suse.cz>
  19             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  20
  21         * varasm.c (default_function_section): Check flag_reorder_functions
  22         and targetm.have_named_sections.
  23         * config/darwin.c (darwin_function_section): Check
  24         flag_reorder_functions.
  25
  26 2010-12-12  Finn Thain  <fthain@telegraphics.com.au>
  27
  28         PR target/46179
  29         * config/m68k/m68k.c (handle_move_double): Insert calls to
  30         m68k_final_prescan_insn to clean up @TLS operand syntax.
  31
  32 2010-12-10  Sebastian Pop  <sebastian.pop@amd.com>
  33
  34         PR tree-optimization/43023
  35         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p):
  36         Removed.
  37         (stores_zero_from_loop): Call stmt_stores_zero.
  38         * tree-data-ref.h (stmt_stores_zero): New.
  39         * tree-loop-distribution.c (generate_memset_zero): Do not return a
  40         boolean.  Call gcc_assert on stride_of_unit_type_p.
  41         (generate_builtin): Call stmt_stores_zero.
  42         (rdg_flag_all_uses): Removed.
  43         (rdg_flag_similar_memory_accesses): Removed.
  44         (build_rdg_partition_for_component): Removed parameter
  45         other_stores.  Removed call to rdg_flag_similar_memory_accesses.
  46         (can_generate_builtin): New.
  47         (similar_memory_accesses): New.
  48         (fuse_partitions_with_similar_memory_accesses): New.
  49         (rdg_build_partitions): Call
  50         fuse_partitions_with_similar_memory_accesses.
  51
  52 2010-12-10  Jakub Jelinek  <jakub@redhat.com>
  53
  54         PR rtl-optimization/46804
  55         * regmove.c (optimize_reg_copy_3): Look for REG_EQUAL note
  56         on the setter of src_reg rather than on insn.  If it is
  57         equal to the setter's original SET_SRC, replace it with its
  58         zero or sign extension instead of dropping it.
  59
  60 2010-12-10  Richard Guenther  <rguenther@suse.de>
  61
  62         PR lto/46808
  63         * lto-symtab.c (lto_symtab_merge_decls_2): Avoid type warnings
  64         after errors.
  65         (lto_symtab_merge_decls_1): Adjust.
  66
  67 2010-12-10  Dave Korn  <dave.korn.cygwin@gmail.com>
  68
  69         PR middle-end/46674
  70         PR lto/43157
  71         * target.def (mangle_assembler_name): New target asm_out hook.
  72         * targhooks.c (default_mangle_assembler_name): Add default hook
  73         implementation.
  74         * targhooks.h (default_mangle_assembler_name): Add prototype.
  75         * lto-symtab.c (lto_symtab_register_decl): Use new hook when
  76         processing DECL_ASSEMBLER_NAMEs for lto symtabs.
  77         (lto_symtab_get_resolution): Likewise.
  78         (lto_cgraph_replace_node): Likewise.
  79         (lto_symtab_prevailing_decl): Likewise.
  80         * lto-streamer-out.c (write_symbol): Likewise.
  81         * doc/tm.texi.in (TARGET_MANGLE_ASSEMBLER_NAME): Add @hook directive.
  82         * doc/tm.texi: Regenerate.
  83         * config/i386/cygming.h (TARGET_MANGLE_ASSEMBLER_NAME): Define to
  84         point at i386_pe_mangle_assembler_name.
  85         * config/i386/winnt.c (i386_pe_mangle_assembler_name): New function.
  86         * config/i386/i386-protos.h (i386_pe_mangle_assembler_name): Add
  87         prototype.
  88
  89 2010-12-10  Nathan Froyd  <froydnj@codesourcery.com>
  90
  91         * c-typeck.c (readonly_error): Delete.
  92
  93 2010-12-10  Jakub Jelinek  <jakub@redhat.com>
  94
  95         PR rtl-optimization/46865
  96         * rtl.c (rtx_equal_p_cb, rtx_equal_p): For last operand of
  97         ASM_OPERANDS and ASM_INPUT if integers are different,
  98         call locator_eq.
  99         * jump.c (rtx_renumbered_equal_p): Likewise.
 100
 101         PR tree-optimization/46864
 102         * tree-ssa-loop-im.c (loop_suitable_for_sm): Return false even
 103         when there are EDGE_EH exit edges.
 104
 105 2010-12-10  Tobias Burnus  <burnus@net-b.de>
 106
 107         PR fortran/46540
 108         * configure.ac: Handle --disable-libquadmath-support.
 109         * doc/install.texi: Document --disable-libquadmath and
 110         --disable-libquadmath-support
 111         * configure: Regenerate.
 112         * config.in: Regenerate.
 113
 114 2010-12-10  Jack Howarth  <howarth@bromo.med.uc.edu>
 115             Iain Sandoe  <iains@gcc.gnu.org>
 116
 117         PR 43751/target
 118         * config/darwin9.h (DSYMUTIL_SPEC): Add fortran source types.
 119
 120 2010-12-10  Iain Sandoe <iains@gcc.gnu.org>
 121
 122         * config/rs6000/rs6000.c
 123         (rs6000_darwin64_record_arg_advance_recurse): Name register increment
 124         explicitly.  (rs6000_darwin64_record_arg_recurse): Make sure we split
 125         long doubles when we run out of regs.   Also flag that this requires
 126         stack and therefore cannot be returned by value.
 127         (rs6000_darwin64_record_arg): Update comment.
 128         (rs6000_function_value): Likewise.
 129
 130 2010-12-10  Nicola Pero  <nicola.pero@meta-innovation.com>
 131
 132         * c-parser.c (c_parser_objc_class_definition): Recognize
 133         Objective-C 2.0 class extensions.
 134
 135 2010-12-10  Iain Sandoe <iains@gcc.gnu.org>
 136
 137         * config/darwin.c: Remove c-tree.h and c-lang.h
 138         * config/t-darwin: Remove dependencies on c-tree.h and c-lang.h.
 139
 140 2010-12-10  Joern Rennecke  <amylaar@spamcop.net>
 141
 142         PR target/46881
 143         * doc/tm.texi: Regenerate.
 144         * target.def: Fix "preferred" spelling.  Refer to rclass by its
 145         exact name.
 146         * config/arm/arm.c (arm_preferred_rename_class): Rename parameter class
 147         to rclass.
 148
 149 2010-12-09  Paul Koning  <ni1d@arrl.net>
 150
 151         * config/pdp11/pdp11-protos.h (output_move_double,
 152         output_move_quad): Delete.
 153         (output_move_multiple, pdp11_expand_operands): New functions.
 154         (pdp11_action, pdp11_partorder): New enums.
 155         * config/pdp11/pdp11.md (movdi, movsi, movdf, movsf): Use
 156         output_move_multiple.
 157         (adddi3, subdi3, negdi2): New patterns.
 158         (addsi3, subsi3, negsi2): Use pdp11_expand_operands.
 159         (abshi2): Delete.
 160         (neghi2, negqi2): Use PDPint iterator.
 161         * config/pdp11/pdp11.c (find_addr_reg, output_move_double,
 162         output_move_quad): Delete.
 163         (pdp11_expand_operands, output_move_multiple): New functions.
 164
 165 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 166
 167         * config/vax/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 168         * config.gcc (vax-*-linux*): Don't use svr4.h.
 169
 170 2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>
 171
 172         * c-typeck.c (build_indirect_ref): Call invalid_indirection_error.
 173
 174 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 175
 176         * doc/extend.texi (Attribute Syntax): Correct description of
 177         attributes in pointer declarators.
 178
 179 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 180
 181         * config/mips/vxworks.h (DBX_REGISTER_NUMBER): Undefine.
 182         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux*,
 183         mips*-*-linux*, mips-wrs-vxworks): Don't use svr4.h.
 184
 185 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 186
 187         * config/mep/mep.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
 188         WCHAR_TYPE_SIZE): Define.
 189         * config.gcc (mep-*-*): Don't use svr4.h.
 190
 191 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 192
 193         * config/mcore/mcore.h (PTRDIFF_TYPE, WCHAR_TYPE,
 194         WCHAR_TYPE_SIZE): Define.
 195         * config/svr3.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
 196         WCHAR_TYPE_SIZE): Don't define.
 197         * config.gcc (mcore-*-elf): Don't use svr4.h.
 198
 199 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 200
 201         * config.gcc (m32r-*-elf*, m32rle-*-elf*, m32r-*-rtems*,
 202         m32r-*-linux*, m32rle-*-linux*): Don't use svr4.h.
 203
 204 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 205
 206         * config/iq2000/iq2000.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
 207         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 208         * config.gcc (iq2000*-*-elf*): Don't use svr4.h.
 209
 210 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 211
 212         * config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.
 213
 214 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 215
 216         * config/pa/pa32-linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 217         * config.gcc (hppa*64*-*-linux*, hppa*-*-linux*): Don't use
 218         svr4.h.
 219
 220 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 221
 222         * config/moxie/moxie.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
 223         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 224         * config/moxie/rtems.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
 225         WCHAR_TYPE, WCHAR_TYPE_SIZE): Undefine.
 226         * config.gcc (moxie-*-elf, moxie-*-uclinux*): Don't use svr4.h.
 227
 228 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 229
 230         * config/frv/frv.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
 231         WCHAR_TYPE_SIZE): Define.
 232         * config.gcc (frv-*-elf, frv-*-*linux*): Don't use svr4.h.
 233
 234 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 235
 236         * config/fr30/fr30.h (LIB_SPEC, LINK_SPEC, SIZE_TYPE,
 237         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
 238         * config.gcc (fr30-*-elf): Don't use svr4.h.
 239
 240 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 241
 242         * config/cris/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
 243         * config.gcc (crisv32-*-linux* | cris-*-linux*): Don't use svr4.h.
 244
 245 2010-12-09  Richard Guenther  <rguenther@suse.de>
 246
 247         PR middle-end/46844
 248         * gimple-fold.c (canonicalize_constructor_val): Canonicalize
 249         addresses.
 250
 251 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 252
 253         * config/i386/netware.h (TARGET_POSIX_IO): Define.
 254         * config/i386/nto.h (TARGET_POSIX_IO): Define.
 255         * config/ia64/hpux.h (TARGET_POSIX_IO): Define.
 256         * config/moxie/moxie.h (TARGET_POSIX_IO): Don't undefine.
 257         * config/openbsd.h (TARGET_POSIX_IO): Define.
 258         * config/rtems.h (TARGET_POSIX_IO): Define.
 259         * config/sh/embed-elf.h (TARGET_POSIX_IO): Don't undefine.
 260         * config/sol2.h (TARGET_POSIX_IO): Define.
 261         * config/svr4.h (TARGET_POSIX_IO): Don't define.
 262         * config/vxworksae.h (TARGET_POSIX_IO): Define.
 263
 264 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 265
 266         * config/i386/nto.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
 267         * config/ia64/hpux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 268         Define.
 269         * config/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
 270         undefine.
 271         * config/mips/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
 272         undefine.
 273         * config/mips/netbsd.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 274         Don't undefine.
 275         * config/rs6000/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 276         Don't undefine.
 277         * config/rs6000/linux64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 278         Don't undefine.
 279         * config/sol2.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
 280         * config/sparc/netbsd-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 281         Don't undefine.
 282         * config/sparc/openbsd64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 283         Don't undefine.
 284         * config/sparc/sp64-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
 285         Don't undefine.
 286         * config/svr4.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
 287         define.
 288         * config/xtensa/elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
 289         undefine.
 290
 291 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 292
 293         * config/ia64/hpux.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
 294         non-GNU assembler.
 295         * config/m68k/netbsd-elf.h (AS_NEEDS_DASH_FOR_PIPED_INPUT):
 296         Remove.
 297         * config/m68k/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
 298         * config/mips/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
 299         * config/sol2.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
 300         non-GNU assembler.
 301         * config/sparc/sparc.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
 302         * config/svr4.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
 303
 304 2010-12-09  Martin Jambor  <mjambor@suse.cz>
 305
 306         * ipa-prop.c (compute_complex_ancestor_jump_func): Work also if the
 307         zero is the first phi parameter.
 308
 309 2010-12-09  Martin Jambor  <mjambor@suse.cz>
 310
 311         * ipa-prop.h (struct ipa_parm_adjustment): New field alias_ptr_type.
 312         * ipa-prop.c (ipa_modify_call_arguments): Use it.
 313         * tree-sra.c (splice_param_accesses): Test that all accesses have the
 314         same alias reference type.
 315         (turn_representatives_into_adjustments): Set alias_ptr_type of the
 316         adjustment.
 317
 318 2010-12-09  Martin Jambor  <mjambor@suse.cz>
 319
 320         PR middle-end/46734
 321         * tree-sra.c (splice_param_accesses): Check that there are not
 322         multiple ADDRESSABLE types.
 323
 324 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 325
 326         * config/arc/arc.h (ASM_SPEC): Remove %{v}.
 327         * config/bfin/bfin.h (ASM_SPEC): Remove %{v}.
 328         * config/cris/cris.h (ASM_SPEC): Remove %{v:-v}.
 329         * config/fr30/fr30.h (ASM_SPEC): Remove %{v}.
 330         * config/frv/frv.h (ASM_SPEC): Remove %{v}.
 331         * config/i386/linux.h (ASM_SPEC): Remove %{v}.
 332         * config/i386/linux64.h (ASM_SPEC): Remove %{v}.
 333         * config/i386/mingw-w64.h (ASM_SPEC): Remove %{v}.
 334         * config/i386/sol2-10.h (ASM_SPEC): Remove %{v}.
 335         * config/i386/vxworks.h (ASM_SPEC): Remove %{v}.
 336         * config/i386/x86-64.h (ASM_SPEC): Remove %{v}.
 337         * config/lm32/lm32.h (ASM_SPEC): Remove %{v}.
 338         * config/m32r/m32r.h (ASM_SPEC): Remove %{v}.
 339         * config/m68k/linux.h (ASM_SPEC): Remove %{v:-V}.
 340         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{v}.
 341         * config/mips/mips.h (ASM_SPEC): Remove %{v}.
 342         * config/mips/vxworks.h (ASM_SPEC): Remove %{v}.
 343         * config/pa/pa-linux.h (ASM_SPEC): Remove %{v:-V}.
 344         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Remove %{v}.
 345         * config/rs6000/linux64.h (ASM_SPEC): Remove %{v:-V}.
 346         * config/rs6000/vxworks.h (ASM_SPEC): Remove %{v:-v}.
 347         * config/sparc/openbsd64.h (ASM_SPEC): Remove %{v:-V}.
 348         * config/svr4.h (SVR4_ASM_SPEC): Remove %{v:-V}.
 349         * config/xtensa/elf.h (ASM_SPEC): Remove %{v}.
 350         * config/xtensa/linux.h (ASM_SPEC): Remove %{v}.
 351
 352 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 353
 354         * config/i386/openbsdelf.h (LINK_SPEC): Use %{r:} not %{r*:}.
 355         * config/mips/openbsd.h (LINK_SPEC): Use %{r:} not %{r*:}.
 356         * config/netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): Use %{r:} not
 357         %{r*:}.
 358         * config/netbsd-elf.h (NETBSD_LINK_SPEC_ELF): Use %{r:} not
 359         %{r*:}.
 360         * config/sparc/openbsd64.h (LINK_SPEC): Use %{r:} not %{r*:}.
 361         * config/vax/netbsd-elf.h (LINK_SPEC): Use %{r:} not %{r*:}.
 362
 363 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 364
 365         * config/alpha/freebsd.h (LINK_SPEC): Don't use
 366         %{!dynamic-linker:}.
 367         * config/alpha/linux-elf.h (LINK_SPEC): Likewise.
 368         * config/arm/freebsd.h (LINK_SPEC): Likewise.
 369         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Likewise.
 370         * config/bfin/linux.h (LINK_SPEC): Likewise.
 371         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Likewise.
 372         * config/frv/linux.h (LINK_SPEC): Likewise.
 373         * config/i386/freebsd.h (LINK_SPEC): Likewise.
 374         * config/i386/freebsd64.h (LINK_SPEC): Likewise.
 375         * config/i386/linux.h (LINK_SPEC): Likewise.
 376         * config/i386/linux64.h (LINK_SPEC): Likewise.
 377         * config/i386/openbsdelf.h (LINK_SPEC): Likewise.
 378         * config/ia64/freebsd.h (LINK_SPEC): Likewise.
 379         * config/ia64/linux.h (LINK_SPEC): Likewise.
 380         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
 381         * config/m32r/linux.h (LINK_SPEC): Likewise.
 382         * config/m68k/linux.h (LINK_SPEC): Likewise.
 383         * config/microblaze/linux.h (LINK_SPEC): Likewise.
 384         * config/mips/linux.h (LINK_SPEC): Likewise.
 385         * config/mips/linux64.h (LINK_SPEC): Likewise.
 386         * config/mips/openbsd.h (LINK_SPEC): Likewise.
 387         * config/mn10300/linux.h (LINK_SPEC): Likewise.
 388         * config/netbsd-elf.h (LINK_SPEC): Likewise.
 389         * config/pa/pa-linux.h (LINK_SPEC): Likewise.
 390         * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC32,
 391         LINK_OS_LINUX_SPEC64): Likewise.
 392         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC,
 393         LINK_OS_LINUX_SPEC, LINK_OS_GNU_SPEC, LINK_OS_NETBSD_SPEC):
 394         Likewise.
 395         * config/s390/linux.h (LINK_SPEC): Likewise.
 396         * config/sh/linux.h (SUBTARGET_LINK_SPEC): Likewise.
 397         * config/sparc/freebsd.h (LINK_SPEC): Likewise.
 398         * config/sparc/linux.h (LINK_SPEC): Likewise.
 399         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
 400         LINK_SPEC): Likewise.
 401         * config/sparc/openbsd64.h (LINK_SPEC): Likewise.
 402         * config/vax/linux.h (LINK_SPEC): Likewise.
 403         * config/xtensa/linux.h (LINK_SPEC): Likewise.
 404
 405 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 406
 407         * config/bfin/bfin.h (ASM_SPEC): Remove %{n} and %{T}.
 408         * config/frv/frv.h (ASM_SPEC): Likewise.
 409         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
 410         * config/i386/sol2.h (ASM_SPEC): Likewise.
 411         * config/m68k/linux.h (ASM_SPEC): Likewise.
 412         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
 413         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
 414         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
 415         * config/sol2.h (ASM_SPEC): Likewise.
 416         * config/sparc/linux.h (ASM_SPEC): Likewise.
 417         * config/sparc/linux64.h (ASM_SPEC): Likewise.
 418         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
 419         * config/sparc/sysv4.h (ASM_SPEC): Likewise.
 420         * config/svr4.h (SVR4_ASM_SPEC): Likewise.
 421
 422 2010-12-09  Richard Guenther  <rguenther@suse.de>
 423
 424         * reginfo.c (struct subregs_of_mode_node): Remove.
 425         (subregs_of_mode): Likewise.
 426         (som_hash): Likewise.
 427         (som_eq): Likewise.
 428         (invalid_mode_changes): New bitmap.
 429         (record_subregs_of_mode): Get subregs_of_mode argument.
 430         Fill in invalid_mode_changes bitmap.
 431         (find_subregs_of_mode): Get subregs_of_mode argument and pass
 432         it through.
 433         (init_subregs_of_mode): Adjust.
 434         (finish_subregs_of_mode): Likewise.
 435         (invalid_mode_change_p): Query invalid_mode_changes bitmap.
 436
 437 2010-12-09  Richard Guenther  <rguenther@suse.de>
 438
 439         * ira.c (ira): Do not call finish_subregs_of_mode.
 440         * ira-costs.c (finish_costs): Call finish_subregs_of_mode.
 441
 442 2010-12-09  Richard Guenther  <rguenther@suse.de>
 443
 444         * rtl.h (invalid_mode_change_p): Adjust prototype.
 445         * reginfo.c (invalid_mode_change_p): Remove from argument.
 446         * ira-costs.c (print_allocno_costs): Adjust callers.
 447         (find_costs_and_classes): Likewise.
 448
 449 2010-12-09  Jakub Jelinek  <jakub@redhat.com>
 450
 451         * config/s390/s390.md (*mov<mode>cc): Change lgoc and stgoc to
 452         locg and stocg even in comment.
 453         (sync_old_<atomic><mode>): Give mode to UNSPEC_VOLATILE.
 454
 455         PR target/41082
 456         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
 457         instead of stve*x.
 458         (altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
 459         of operand 0.
 460         * config/rs6000/altivec.md (VI_scalar): New mode attr.
 461         (altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
 462         vector mode for operand 0, put operand 1 into UNSPEC.
 463
 464 2010-12-09  Yao Qi  <yao@codesourcery.com>
 465
 466         * config/arm/arm.c (arm_preferred_rename_class): Implement targethook
 467         PREFERRED_RENAME_CLASS.
 468
 469 2010-12-08  Ian Lance Taylor  <iant@google.com>
 470
 471         * doc/sourcebuild.texi (Front End): Remove reference to
 472         snapshot-README and snapshot-index.html.
 473
 474 2010-12-08  Ian Lance Taylor  <iant@google.com>
 475
 476         * doc/sourcebuild.texi (Texinfo Manuals): Change update_web_docs
 477         to update_web_docs_svn.
 478         (Front End): Likewise.
 479
 480 2010-12-08  Iain Sandoe <iains@gcc.gnu.org>
 481
 482         gcc/config.gcc (with_cpu): Default i[34567]86-*-darwin* and
 483         x86_64-*-darwin* to with_cpu:-core2.
 484         gcc/config/i386/mmx.md (*mov<mode>_internal_rex64): Replace movq
 485         with movd for darwin assembler.
 486         gcc/config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
 487         (*vec_concatv2di_rex64_sse): Ditto.
 488
 489 2010-12-08  Richard Guenther  <rguenther@suse.de>
 490             Sebastian Pop  <sebastian.pop@amd.com>
 491
 492         PR tree-optimization/45230
 493         PR tree-optimization/45231
 494         PR tree-optimization/45370
 495         * sese.c (rename_uses): Returns a bool.  Call
 496         recompute_tree_invariant_for_addr_expr only on the RHS of a
 497         GIMPLE_ASSIGN.
 498         (graphite_copy_stmts_from_block): Call fold_stmt_inplace when
 499         rename_uses returns true.
 500         * tree-ssa-copy.c (replace_exp): Add a comment about calling
 501         fold_stmt_inplace after replace_exp.
 502
 503 2010-12-08  Mike Stump  <mikestump@comcast.net>
 504
 505         PR debug/46749
 506         * config/darwin.h (COLLECT_RUN_DSYMUTIL): Add.
 507         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
 508         * config/darwin9.h (COLLECT_RUN_DSYMUTIL): Add.
 509         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
 510         * collect2.c (post_ld_pass): Add.
 511         (process_args): Add.
 512         (maybe_run_lto_and_relink): Call post_ld_pass after ld.
 513         (main): Likewise.  Call process_args.
 514
 515 2010-12-08  Jakub Jelinek  <jakub@redhat.com>
 516
 517         PR middle-end/46844
 518         * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
 519         parameter.
 520
 521 2010-12-08  Richard Earnshaw  <rearnsha@arm.com>
 522
 523         PR target/46631
 524         * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
 525         into a 16-bit instruction.
 526
 527 2010-12-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
 528
 529         PR middle-end/42694
 530         * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
 531         where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
 532         instruction, but do optimize if y is 0.5 or 1./3. since that
 533         changes an expensive call into a cheaper one.
 534
 535 2010-12-08  Richard Guenther  <rguenther@suse.de>
 536
 537         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
 538         instead of a division to divide by BITS_PER_UNIT.
 539
 540 2010-12-08  Richard Guenther  <rguenther@suse.de>
 541
 542         * gimplify.c (gimple_tree_eq): Assert hashes are equal only
 543         when checking is enabled.
 544
 545 2010-12-07  Andrey Belevantsev  <abel@ispras.ru>
 546
 547         PR target/43603
 548         * haifa-sched.c (sched_create_recovery_edges): Update
 549         dominator info.
 550         * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
 551         after deleting an empty block.
 552         (tidy_control_flow): Also verify dominators.
 553         (sel_remove_bb): Update dominator info after removing a block.
 554         (sel_redirect_edge_and_branch_force): Assert that no unreachable
 555         blocks will be created. Update dominator info.
 556         (sel_redirect_edge_and_branch): Update dominator info when
 557         basic blocks do not become unreachable.
 558         (sel_remove_loop_preheader): Update dominator info.
 559
 560 2010-12-07  Richard Guenther  <rguenther@suse.de>
 561
 562         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
 563         Reset alignment information.
 564         (bump_vector_ptr): Likewise.
 565
 566 2010-12-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 567
 568         PR middle-end/46671
 569         PR target/46685
 570         * config/pa/pa.c (pa_function_section): New function.
 571         (TARGET_ASM_FUNCTION_SECTION): Define.
 572
 573 2010-12-07  Ian Lance Taylor  <iant@google.com>
 574             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 575
 576         PR bootstrap/46810
 577         * configure.ac: Disable AC_MSG_ERROR while looking for the C++
 578         preprocessor.
 579         * configure: Rebuild.
 580
 581 2010-12-07  Paul Koning  <ni1d@arrl.net>
 582
 583         * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
 584         values with sign rather than as unsigned.
 585
 586 2010-12-07  Paul Koning  <ni1d@arrl.net>
 587
 588         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
 589         (pdp11_function_section): New function.
 590
 591 2010-12-07  Joseph Myers  <joseph@codesourcery.com>
 592
 593         * config/mcore/mcore.c Don't include assert.h.
 594         (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert.
 595         * config/spu/spu.c: Don't include assert.h.
 596         (spu_sms_res_mii): Use gcc_assert.
 597
 598 2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
 599
 600         PR tree-optimization/42327
 601         * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
 602         instead of using integer_minus_one_node.
 603
 604 2010-12-07  Nathan Froyd  <froydnj@codesourcery.com>
 605
 606         PR c++/45330
 607         * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter.
 608         * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document.
 609
 610 2010-12-07  Richard Guenther  <rguenther@suse.de>
 611
 612         PR tree-optimization/46832
 613         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check
 614         that the call has a lhs.
 615
 616 2010-12-07  Yao Qi  <yao@codesourcery.com>
 617
 618         * Makefile.in: Add $(TARGET_H) to the regrename.o rule.
 619         * regrename.c (struct du_head): Add new element length.
 620         (sort_du_head, get_element, merge, merge_sort_comparison):
 621         New functions of merge sort implementation to du_head list.
 622         (regrename_optimize): Sort du_head linked list by length.
 623         Iterate registers in a preferred-register-first order.
 624         Move some code to ...
 625         (check_new_reg_p): here.  New function.
 626         (create_new_chain):  Initialize length.
 627         (scan_rtx_reg): Increase length for non-debug insns.
 628         * target.def: New hook preferred_rename_class.
 629         * targhook.c (default_preferred_rename_class): New.
 630         * targhook.h: Declare it.
 631         * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS.
 632         * doc/tm.texi: Regenerate.
 633
 634 2010-12-07  Jakub Jelinek  <jakub@redhat.com>
 635
 636         PR debug/46799
 637         * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION
 638         instead of BUILTINS_LOCATION.
 639         (create_loop_fn): Add LOC argument, pass it to build_decl instead of
 640         BUILTINS_LOCATION.
 641         (create_parallel_loop): Add LOC argument, use it for OMP clauses
 642         and GIMPLE_*OMP* statements.
 643         (gen_parallel_loop): Determine locus for the parallel loop, pass it
 644         to create_loop_fn and create_parallel_loop.
 645         * cfgexpand.c (gimple_expand_cfg): For builtin functions, call
 646         set_curr_insn_source_location (UNKNOWN_LOCATION).
 647
 648 2010-12-07  Joern Rennecke  <amylaar@spamcop.net>
 649             Richard Guenther  <rguenther@suse.de>
 650
 651         PR target/46737
 652         * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t.
 653         (bfin_reorder_loops): Change type of index to intptr_t.
 654
 655 2010-12-07  Richard Guenther  <rguenther@suse.de>
 656
 657         PR tree-optimization/46726
 658         * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0).
 659
 660 2010-12-07  Richard Guenther  <rguenther@suse.de>
 661
 662         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink
 663         virtual operands.
 664
 665 2010-12-07  Nicola Pero  <nicola.pero@meta-innovation.com>
 666
 667         * c-parser.c (c_parser_typeof_specifier): Removed special
 668         treatment of objc_volatilized attribute for Objective-C.
 669
 670 2010-12-06  Vladimir Makarov  <vmakarov@redhat.com>
 671
 672         * ira.c (update_equiv_regs): Prohibit move insns if
 673         pressure-sensitive scheduling was done.
 674
 675 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
 676
 677         * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead
 678         of c_process_expr_stmt() for the iterating and collection
 679         expressions of an Objective-C fast enumeration loop.
 680
 681 2010-12-06  Jakub Jelinek  <jakub@redhat.com>
 682
 683         PR debug/45997
 684         * dwarf2out.c (modified_type_die): If both is_const_type and
 685         is_volatile_type is set, start with DW_TAG_const_type or
 686         DW_TAG_volatile_type depending on where we get qualified type
 687         in the recursive call.
 688
 689         PR target/43897
 690         * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER
 691         as a store into that register.
 692
 693         PR tree-optimization/46528
 694         PR debug/46338
 695         * profile.c (branch_prob): Make sure last is never set to a debug
 696         stmt.
 697
 698         PR debug/46771
 699         * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode
 700         on DEBUG_INSNs.
 701
 702         PR rtl-optimization/46777
 703         * cfglayout.c (duplicate_insn_chain): Avoid duplicating
 704         also barrier after tablejump.
 705
 706 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
 707             Richard Henderson  <rth@redhat.com>
 708
 709         PR target/46740
 710         * config/vax/vax.c (vax_output_int_move): Fold #if into if.
 711
 712 2010-12-06  Eric Botcazou  <ebotcazou@adacore.com>
 713
 714         * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally.
 715         * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine.
 716
 717 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
 718
 719         PR target/46735
 720         * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE.
 721         (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise.
 722         (int12_operand, int_2word_operand, uint16_operand): Likewise.
 723         (fpr_or_int6_operand, int6_operand, int5_operand): Likewise.
 724         (uint5_operand, uint4_operand): Likewise.
 725         * config/frv/frv.h (IN_RANGE_P): Delete.
 726         (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE.
 727         (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise.
 728         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
 729         (CONST_OK_FOR_P): Likewise.
 730         * config/frv/frv.md (*movqicc_internal2_int): Likewise.
 731         (*movqicc_internal2_float, *movhicc_internal2_int): Likewise.
 732         (*movhicc_internal2_float, *movsicc_internal2_int): Likewise.
 733         (*movsicc_internal2_float, casesi): Likewise.
 734         * config/frv/frv.c (frv_frame_offset_rtx): Likewise.
 735         (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise.
 736         (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise.
 737         (frv_split_cond_move, frv_rtx_costs): Likewise.
 738
 739         PR target/46739
 740         * config/mmix/mmix.c (mmix_intval): Split shift count.
 741
 742 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
 743
 744         * config/i386/i386.c (m_COREI7): New.
 745         (initial_ix86_tune_features): Turn on
 746         X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and
 747         X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7.
 748
 749 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
 750
 751         * config.gcc: Allow corei7-avx for --with-arch/--with-cpu.
 752
 753         * config/i386/driver-i386.c (host_detect_local_cpu): Support
 754         Sandy Bridge.
 755
 756         * config/i386/i386.c (override_options): Handle "corei7-avx".
 757
 758         * doc/invoke.texi: Document corei7-avx.
 759
 760 2010-12-06  Richard Guenther  <rguenther@suse.de>
 761
 762         PR tree-optimization/46806
 763         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
 764         coalesce different types.
 765
 766 2010-12-06  Richard Guenther  <rguenther@suse.de>
 767
 768         PR tree-optimization/46785
 769         * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow
 770         call statements as operand definition.
 771
 772 2010-12-06  Mingjie Xing  <mingjie.xing@gmail.com>
 773
 774         * doc/tm.texi.in: Fix typo.
 775         * doc/tm.texi: Regenerate.
 776
 777 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 778
 779         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in
 780         last change.
 781
 782 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
 783
 784         * c-family/c-common.h: Removed the declarations of all the objc_
 785         callbacks, and moved them into c-objc.h.  Removed
 786         objc_ivar_visibility_kind and moved it into c-objc.h.
 787         * c-family/c-objc.h: New file.
 788         * c-family/c-common.c: Include c-objc.h.
 789         * c-family/c-format.c: Same change.
 790         * c-family/stub-objc.c: Same change.
 791         * c-decl.c: Include c-family/c-objc.h.
 792         * c-parser.c: Same change.
 793         * c-typeck.c: Same change.
 794         * c-config-lang.in (gtfiles): Added c-family/c-objc.h.
 795         * Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
 796         (c-parser.o): same change.
 797         (c-typeck.o): Same change.
 798         (c-family/c-format.o): Same change.
 799         (c-family/stub-objc.o): Same change.
 800         (c-family/c-common.o): Same change.
 801         (PLUGIN_HEADERS): Added c-family/c-objc.h.
 802
 803 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 804
 805         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
 806         --with-dwarf2 option.
 807
 808 2010-12-03  Jan Hubicka  <jh@suse.cz>
 809
 810         * lto-streamer-in.c (input_cfg): Fix pasto.
 811
 812 2010-12-03  Jan Hubicka  <jh@suse.cz>
 813
 814         * ipa.c (cgraph_externally_visible_p): Do not localize builtins
 815         and functions with user asm defined names.
 816         (varpool_externally_visible_p): Do not localize vars with user
 817         asm defined names.
 818
 819 2010-12-03  Jan Hubicka  <jh@suse.cz>
 820
 821         * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
 822         to prevent mangling with lto frontend.
 823
 824 2010-12-03  Jan Hubicka  <jh@suse.cz>
 825
 826         * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
 827         * lto-cgraph.c (merge_profile_summaries): Fix thinko.
 828
 829 2010-12-03  Jan Hubicka  <jh@suse.cz>
 830
 831         PR tree-optimization/46760
 832         * cgraph.c (cgraph_create_node): Initialize count_materialization_scale.
 833         * cgraph.h (struct cgraph_node): Add count_materialization_scale.
 834         * lto-cgraph.c (lto_output_edge): Fix assert.
 835         (lto_output_node): Output count_materialization_scale.
 836         (output_profile_summary): Output only runs and sum_max.
 837         (input_node): Input count_materialization_scale.
 838         (input_profile_summary): Read data into file specific gcov summary.
 839         (merge_profile_summaries): New function.
 840         (input_cgraph): Update call of input_profile_summary;
 841         call merge_profile_summaries.
 842         * lto-streamer-in.c (input_cfg): Add count_materialization_scale arg;
 843         rescale counts at read in.
 844         (intput_bb): Likewise.
 845         (input_function): Update call of input_bb.
 846         (lto_read_body): Update call of input_cfg.
 847         * lto-streamer.h: Inlclude gcov-io.h
 848         (lto_file_decl_data): Add gcov_ctr_summary.
 849
 850 2010-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
 851
 852         * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ...
 853         (Cond Exec Macros): ... to this.
 854         * doc/tm.texi: Regenerate.
 855
 856 2010-12-03  Jason Merrill  <jason@redhat.com>
 857
 858         PR debug/46123
 859         * dwarf2out.c (gen_tagged_type_die): Don't put local types in
 860         a declaration DIE.
 861
 862 2010-12-03  Nathan Froyd  <froydnj@codesourcery.com>
 863
 864         * config/arm/arm.c (arm_legitimate_index_p): Split
 865         VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
 866         slightly larger constants in the latter case.
 867         (thumb2_legitimate_index_p): Likewise.
 868
 869 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
 870
 871         * common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
 872         * gcc.c (cc1_options): Add %{Qy:}.
 873
 874 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
 875
 876         * gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
 877         * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
 878         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.
 879
 880 2010-12-03  Alexander Monakov  <amonakov@ispras.ru>
 881
 882         PR rtl-optimization/45354
 883         * sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
 884         (bb_has_removable_jump_to_p): This.  Update all callers. Make static.
 885         Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
 886         * sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.
 887
 888 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
 889
 890         * basic-block.h (struct edge_prediction): Remove forward
 891         declaration.
 892         * tree-flow.h (struct edge_prediction): Move from here...
 893         * predict.c (struct edge_prediction): ...to here.
 894         * cselib.h (struct elt_list): Move from here...
 895         * cselib.c (struct elt_list): ...to here.
 896
 897 2010-12-02  Ian Lance Taylor  <iant@google.com>
 898
 899         * gcc.c (default_compilers): Add entry for ".go".
 900         * common.opt: Add -static-libgo as a driver option.
 901         * doc/install.texi (Configuration): Mention libgo as an option for
 902         --enable-shared.  Mention go as an option for --enable-languages.
 903         * doc/invoke.texi (Overall Options): Mention .go as a file name
 904         suffix.  Mention go as a -x option.
 905         * doc/frontends.texi (G++ and GCC): Mention Go as a supported
 906         language.
 907         * doc/sourcebuild.texi (Top Level): Mention libgo.
 908         * doc/standards.texi (Standards): Add section on Go language.
 909         Move references for other languages into their own section.
 910         * doc/contrib.texi (Contributors): Mention that I contributed the
 911         Go frontend.
 912
 913 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
 914
 915         * tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
 916         (const_call_expr_arg_iterator_d): Likewise.
 917         (expanded_location): Likewise.
 918         * c-tree.h (struct c_arg_tag_d): Likewise.
 919         * dwarf2out.c (struct cfa_loc): Likewise.
 920         (struct skeleton_chain_struct): Likewise.
 921         * except.c (struct ttypes_filter): Likewise.
 922         * cselib.h (struct cselib_val_struct): Likewise.
 923         (elt_loc_list): Likewise.
 924         (elt_list): Likewise.
 925         * varasm.c (struct addr_const): Likewise.
 926         * tree-flow.h (struct edge_prediction): Likewise.
 927         (struct int_tree_map): Likewise.
 928         (struct _edge_var_map): Likewise.
 929
 930 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
 931
 932         PR target/46768
 933         * config/i386/i386.c (initial_ix86_tune_features): Turn on
 934         X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.
 935
 936 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
 937
 938         * config.gcc: Allow corei7 for --with-arch=/--with-cpu=.
 939
 940 2010-12-02  Ian Lance Taylor  <iant@google.com>
 941
 942         * configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
 943         header files unordered_map, tr1/unordered_map, and ext/hash_map.
 944         * configure, config.in: Rebuild.
 945
 946 2010-11-02  Eric Botcazou  <ebotcazou@adacore.com>
 947
 948         PR target/46685
 949         * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
 950         (sparc_expand_move): Call it to decide whether to emit the special
 951         mov{si,di}_pic_label_ref patterns.
 952         (sparc_legitimize_pic_address): Call it to decide whether to emit
 953         the regular PIC sequence for labels.  Fix long line.
 954         (sparc_file_end): Set is_thunk for the PIC helper.
 955
 956 2010-12-02  Eric Botcazou  <ebotcazou@adacore.com>
 957
 958         * tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY
 959         for a non-shared type.
 960
 961 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
 962
 963         PR middle-end/45297
 964         * tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR
 965         with MEM_REFs as POINTER_PLUS_EXPR.
 966
 967 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
 968
 969         * config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h,
 970         config/sparc/linux.h, config/sparc/linux64.h: Remove comments
 971         mentioning /lib/elf.
 972
 973 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
 974
 975         * config/bfin/bfin.h (LINK_SPEC): Remove %{b}.
 976         * config/frv/frv.h (LINK_SPEC): Remove %{b}.
 977         * config/i386/netware.h (LINK_SPEC): Remove %{b}.
 978         * config/i386/nto.h (LINK_SPEC): Remove %{b}.
 979         * config/lm32/uclinux-elf.h (LINK_SPEC): Remove %{b}.
 980         * config/sol2.h (LINK_SPEC): Remove %{b}.
 981         * config/svr4.h (LINK_SPEC): Remove %{b}.
 982
 983 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
 984
 985         * config/i386/freebsd.h (LINK_SPEC): Cut long comment.
 986         * config/i386/linux.h (LINK_SPEC): Cut long comment.
 987         * config/i386/netware.h (LINK_SPEC): Remove %{V}.
 988         * config/m32r/linux.h (LINK_SPEC): Cut long comment.
 989         * config/m68k/linux.h (LINK_SPEC): Cut long comment.
 990         * config/sparc/linux.h (LINK_SPEC): Cut long comment.
 991         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
 992         * config/sparc/linux64.h (LINK_SPEC): Cut long comment.
 993         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
 994         * config/sparc/netbsd-elf.h (ASM_SPEC): Remove %{V} and
 995         %{v:%{!V:-V}}.
 996
 997 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
 998
 999         * gcc.c (trad_capable_cpp, default_compilers): Don't handle
1000         -ftraditional.
1001
1002 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1003
1004         * config/alpha/freebsd.h (LINK_SPEC): Don't handle -Wl,.
1005         * config/bfin/bfin.h (ASM_SPEC): Don't handle -Wa,.
1006         * config/frv/frv.h (ASM_SPEC): Don't handle -Wa,.
1007         * config/lm32/uclinux-elf.h (LINK_SPEC): Don't handle -Wl,.
1008         * config/microblaze/microblaze.h (LINK_SPEC): Don't handle -Wl,.
1009         * config/mn10300/linux.h (ASM_SPEC): Don't handle -Wa,.
1010         * config/pa/pa-linux.h (ASM_SPEC): Don't handle -Wa,.
1011         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't handle -Wa,.
1012         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Don't handle -Wa,.
1013         * config/rs6000/sysv4.h (LINK_SPEC): Don't handle -Wl,.
1014         * config/rs6000/vxworks.h (ASM_SPEC): Don't handle -Wa,.
1015         * config/sol2.h (ASM_SPEC): Don't handle -Wa,.
1016         * config/sparc/linux.h (ASM_SPEC): Don't handle -Wa,.
1017         * config/sparc/linux64.h (ASM_SPEC): Don't handle -Wa,.
1018         * config/sparc/sp-elf.h (ASM_SPEC): Don't handle -Wa,.
1019         * config/sparc/sysv4.h (ASM_SPEC): Don't handle -Wa,.
1020         * config/svr4.h (SVR4_ASM_SPEC): Don't handle -Wa,.
1021         * config/vxworks.h (VXWORKS_LINK_SPEC): Don't handle -Wl,.
1022
1023 2010-12-02  Paul Koning  <ni1d@arrl.net>
1024
1025         * config/pdp11/pdp11.c (output_jump): Map unsigned to signed
1026         opcodes if CC_NO_OVERFLOW is set.
1027         (notice_update_cc_on_set): Correct setting of CC0 as a side
1028         effect; set CC_NO_OVERFLOW for cases where C flag is not
1029         meaningful.
1030
1031 2010-12-02  Ian Lance Taylor  <iant@google.com>
1032
1033         * doc/install.texi (Configuration): Update default for
1034         --with-boot-ldflags.
1035
1036 2010-12-02  Nathan Froyd  <froydnj@codesourcery.com>
1037
1038         PR c/45062
1039         * c-decl.c (grokparms): Set arg_info->parms to NULL_TREE when
1040         !funcdef_flag.
1041
1042 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
1043
1044         PR tree-optimization/45199
1045         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p): New.
1046         (stores_zero_from_loop): Call
1047         mem_write_stride_of_same_size_as_unit_type_p.
1048         * tree-data-ref.h (stride_of_unit_type_p): New.
1049         * tree-loop-distribution.c (generate_memset_zero): Simplified.
1050         Call stride_of_unit_type_p.
1051         (build_rdg_partition_for_component): Do not call
1052         rdg_flag_similar_memory_accesses when
1053         flag_tree_loop_distribute_patterns is set.
1054
1055 2010-12-02  Richard Guenther  <rguenther@suse.de>
1056
1057         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Disregard
1058         sign-changing conversions for induction detection.
1059
1060 2010-12-02  Richard Guenther  <rguenther@suse.de>
1061
1062         PR tree-optimization/46723
1063         * tree-vect-loop.c (get_initial_def_for_induction): Strip
1064         conversions from the induction evolution and apply it to
1065         the result instead.
1066         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Handle
1067         assigns for induction defs.
1068
1069 2010-12-02  Richard Guenther  <rguenther@suse.de>
1070
1071         * value-prof.c (gimple_ic): Use stmt_ends_bb_p to detect
1072         the case we need to split the edge and not the block.
1073
1074 2010-12-02  Bernd Schmidt  <bernds@codesourcery.com>
1075
1076         DFA model for Core 2 and Core i7 scheduling.
1077
1078         * config/i386/core2.md: New DFA model for Core 2 and Core i7.
1079         * config/i386/i386.c (ix86_option_override_internal): Update entries
1080         for Core 2 and Core i7.
1081         (ix86_issue_rate): Set issue rate to 3 [be realistic].
1082         * config/i386/i386.md: Include "core2.md".
1083         (define_attr cpu): Add "corei7".
1084
1085 2010-12-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
1086
1087         Define tuning for Core 2 and Core i7.
1088
1089         * config/i386/i386-c.c (ix86_target_macros_internal): Update.
1090         * config/i386/i386.c (core2_cost): Delete, use generic costs instead.
1091         (m_CORE2): Replace with m_CORE2_{32,64}.
1092         (m_CORE2I7{,_32,_64}): New macros.
1093         (m_GENERIC32, m_GENERIC64): Update.
1094         (initial_ix86_tune_features, x86_accumulate_outgoing_args,)
1095         (x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and
1096         set m_CORE2I7_64 iff m_GENERIC64.
1097         (processor_target_table): Use generic costs for Core 2 and Core i7.
1098         (ix86_option_override_internal): Update entries for Core 2 and Core i7.
1099         (ix86_issue_rate): Remove entry for Core 2.
1100         (ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update.
1101         * config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros.
1102         (TARGET_CORE2): Update.
1103         (PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants.
1104         (PROCESSOR_CORE2): Remove.
1105
1106 2010-12-02  Richard Guenther  <rguenther@suse.de>
1107
1108         * lto-streamer.h (LTO_major_version): Bump to 2.
1109
1110 2010-12-02  Richard Guenther  <rguenther@suse.de>
1111
1112         PR lto/44871
1113         * gimple.c (canonical_type_hash_cache): New hashtable.
1114         (gimple_type_hash): Make a wrapper around ...
1115         (gimple_type_hash_1): ... this.  Take gtc_mode argument.
1116         (gimple_canonical_type_hash): Likewise.
1117         (gtc_visit): Take a gtc_mode argument.
1118         (gimple_types_compatible_p_1): Likewise. Do not compare struct
1119         tag names or field names when computing canonical types.
1120         (gimple_types_compatible_p): Adjust.
1121         (visit): Take a gtc_mode argument.
1122         (iterative_hash_gimple_type): Likewise.  Do not hash struct tag
1123         names or field names when computing hashes of canonical types.
1124         (gimple_register_canonical_type): Use gimple_canonical_type_hash
1125         for the hash.
1126         (print_gimple_types_stats): Dump stats of canonical_type_hash_cache.
1127         (free_gimple_type_tables): Free canonical_type_hash_cache.
1128
1129 2010-12-02  Richard Guenther  <rguenther@suse.de>
1130             Ira Rosen  <irar@il.ibm.com>
1131
1132         PR tree-optimization/46663
1133         * tree-vect-patterns.c (vect_recog_pow_pattern): Check that
1134         FUNCTION_DECL exists and that it's a builtin.
1135
1136 2010-12-02  Jie Zhang  <jie@codesourcery.com>
1137
1138         PR middle-end/46674
1139         * varasm.c (compute_visible_aliases): Handle user set
1140         assembler name.
1141
1142 2010-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
1143
1144         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
1145         thinko regarding setting -mno-<xxx> debug switches.
1146         (rs6000_rtx_costs): Add FMA.  Delete old rtl based FMA costs.
1147
1148 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1149
1150         * intl.c: Don't include tm.h.
1151         * Makefile.in (intl.o): Don't depend on $(TM_H).
1152
1153 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1154
1155         * graphite-sese-to-poly.c (analyze_drs_in_stmts): Fix set but
1156         unused warning.
1157         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1158
1159 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1160
1161         * graphite-sese-to-poly.c (analyze_drs): Removed.
1162         (build_scop_drs): Do not call analyze_drs.
1163         (analyze_drs_in_stmts): New.
1164         (insert_stmts): New.
1165         (insert_out_of_ssa_copy): Call analyze_drs_in_stmts.
1166         (insert_out_of_ssa_copy_on_edge): Same.
1167         (rewrite_close_phi_out_of_ssa): Call insert_stmts.
1168         (rewrite_phi_out_of_ssa): Same.
1169         (rewrite_cross_bb_scalar_dependence): Same.
1170         (split_reduction_stmt): Move data references in the new basic blocks.
1171         (translate_scalar_reduction_to_array_for_stmt): Call insert_stmts.
1172
1173 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1174
1175         * sese.c (rename_uses): Do not handle ADDR_EXPR in LHS of assignments.
1176
1177 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1178
1179         PR middle-end/45297
1180         * graphite-poly.c (new_poly_bb): Returns a poly_bb_p.  Do not take
1181         the reduction bool in parameter.  Clear PBB_IS_REDUCTION.  Set GBB_PBB.
1182         * graphite-poly.h (new_poly_bb): Update declaration.
1183         (gbb_from_bb): Moved here...
1184         (pbb_from_bb): New.
1185         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node):
1186         Removed.
1187         (graphite_stmt_p): Removed.
1188         (try_generate_gimple_bb): Returns a gimple_bb_p.  Do not pass in
1189         sbitmap reductions.  Always build a gimple_bb_p.  Do not call
1190         new_poly_bb.
1191         (build_scop_bbs_1): Do not pass in sbitmap reductions.
1192         (build_scop_bbs): Same.
1193         (gbb_from_bb): ... from here.
1194         (add_conditions_to_constraints): Moved up.
1195         (analyze_drs): New.
1196         (build_scop_drs): Call analyze_drs.  Remove all the PBBs that do
1197         not contain data references.
1198         (new_pbb_from_pbb): New.
1199         (insert_out_of_ssa_copy_on_edge): Call new_pbb_from_pbb after a
1200         block is split.
1201         (rewrite_close_phi_out_of_ssa): Update call to
1202         insert_out_of_ssa_copy_on_edge.
1203         (rewrite_reductions_out_of_ssa): Now static.
1204         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1205         (split_pbb): New.
1206         (split_reduction_stmt): Call split_pbb.
1207         (translate_scalar_reduction_to_array): Pass in the scop, do not
1208         pass in the sbitmap reductions.
1209         (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
1210         (rewrite_commutative_reductions_out_of_ssa_loop): Same.
1211         (rewrite_commutative_reductions_out_of_ssa): Same.
1212         (build_poly_scop): Call build_scop_bbs,
1213         rewrite_commutative_reductions_out_of_ssa,
1214         rewrite_reductions_out_of_ssa, and
1215         rewrite_cross_bb_scalar_deps_out_of_ssa.  Move build_scop_drs
1216         before scop_to_lst.
1217         * graphite-sese-to-poly.h (rewrite_commutative_reductions_out_of_ssa):
1218         Removed declaration.
1219         (rewrite_reductions_out_of_ssa): Same.
1220         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1221         (build_scop_bbs): Same.
1222         * graphite.c (graphite_transform_loops): Do not initialize reductions.
1223         Do not call build_scop_bbs,
1224         rewrite_commutative_reductions_out_of_ssa,
1225         rewrite_reductions_out_of_ssa, and
1226         rewrite_cross_bb_scalar_deps_out_of_ssa.
1227         * sese.h (struct gimple_bb): Add field pbb.
1228         (GBB_PBB): New.
1229
1230 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1231
1232         * graphite-sese-to-poly.c (handle_scalar_deps_crossing_scop_limits):
1233         New.
1234         (rewrite_cross_bb_scalar_deps): Pass in the scop.  Call
1235         handle_scalar_deps_crossing_scop_limits.
1236         (rewrite_cross_bb_scalar_deps_out_of_ssa): Create an empty BB
1237         after the scop.  Update call to rewrite_cross_bb_scalar_deps.
1238
1239 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1240
1241         * sese.c (rename_uses): Call recompute_tree_invariant_for_addr_expr
1242         when replacing a constant in an ADDR_EXPR.
1243
1244 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1245
1246         * graphite-blocking.c (lst_do_strip_mine_loop): Extra parameter
1247         for the stride.
1248         (lst_do_strip_mine): Same.
1249         (scop_do_strip_mine): Same.
1250         * graphite-poly.c (apply_poly_transforms): Update call to
1251         scop_do_strip_mine.
1252         * graphite-poly.h (scop_do_strip_mine): Update declaration.
1253
1254 2010-12-01  Jan Hubicka  <jh@suse.cz>
1255
1256         * tree.c (build_common_builtin_nodes): Do not initialize
1257         BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT.
1258         * builtins.c (expand_builtin_profile_func): Remove.
1259         (expand_builtin): Do not handle BUILT_IN_PROFILE_FUNC_ENTER and
1260         BUILT_IN_PROFILE_FUNC_EXIT.
1261         * builtins.def (profile_func_enter, profile_func_exit): Remove stubs.
1262         (__cyg_profile_func_enter, __cyg_profile_func_exit): New.
1263         * gimplify.c (gimplify_function_tree): Reorganize code calling
1264         profiling functions.
1265
1266 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1267
1268         * opts.c: Expand comment on tm.h include.
1269
1270 2010-12-01  Yao Qi  <yao@codesourcery.com>
1271
1272         * config/arm/predicates.md ("vfp_register_operand"): Return true for
1273         VFP_D0_D7_REGS classes.
1274
1275 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1276
1277         * common.opt (flag_stack_check): New Variable entry.
1278         (fcompare-debug-second): Use Var.
1279         * flags.h (flag_compare_debug, flag_stack_check): Remove.
1280         * opts.c (flag_compare_debug): Remove.
1281         (common_handle_option): Don't handle OPT_fcompare_debug_second.
1282         Set opts->x_flag_stack_check for OPT_fstack_check_.
1283         * toplev.c (flag_stack_check): Remove.
1284
1285 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1286
1287         * common.opt (main_input_filename, main_input_basename,
1288         main_input_baselength): New Variable entries.  From toplev.c.
1289         * final.c (output_quoted_string): Move from toplev.c.
1290         * output.h (output_quoted_string): Move from toplev.h.
1291         * opts-global.c (read_cmdline_options): Use gcc_options pointer to
1292         access main_input_filename, main_input_baselength and
1293         main_input_basename.
1294         * targhooks.c: Include intl.h and opts.h.
1295         (option_affects_pch_p, default_get_pch_validity): Move from
1296         toplev.c.
1297         * targhooks.h (option_affects_pch_p, default_get_pch_validity):
1298         Move from toplev.h.
1299         * toplev.c (main_input_filename, main_input_basename,
1300         main_input_baselength): Move to common.opt.
1301         (output_quoted_string): Move to final.c.
1302         (warn_deprecated_use): Move to tree.c.
1303         (option_affects_pch_p, default_get_pch_validity,
1304         pch_option_mismatch, default_pch_valid_p): Move to targhooks.c.
1305         * toplev.h (skip_leading_substring): Move to tree-dump.c.
1306         (warn_deprecated_use): Move to tree.h.
1307         (output_quoted_string): Move to output.h.
1308         (main_input_filename, main_input_basename, main_input_baselength):
1309         Move to common.opt.
1310         (default_get_pch_validity, default_pch_valid_p): Move to
1311         targhooks.c.
1312         * tree-dump.c (skip_leading_substring): Move from toplev.h.
1313         * tree.c (warn_deprecated_use): Move from toplev.c.
1314         * tree.h (warn_deprecated_use): Move from toplev.h.
1315         * c-typeck.c, config/alpha/alpha.c, config/arc/arc.c,
1316         config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c,
1317         config/cris/cris.c, config/crx/crx.c, config/fr30/fr30.c,
1318         config/frv/frv.c, config/h8300/h8300.c, config/ia64/ia64.c,
1319         config/iq2000/iq2000.c, config/lm32/lm32.c, config/m32c/m32c.c,
1320         config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c,
1321         config/mcore/mcore.c, config/mep/mep.c,
1322         config/microblaze/microblaze.c, config/mips/mips.c,
1323         config/mmix/mmix.c, config/mn10300/mn10300.c,
1324         config/moxie/moxie.c, config/pa/pa.c, config/pdp11/pdp11.c,
1325         config/picochip/picochip.c, config/s390/s390.c,
1326         config/score/score.c, config/sh/sh.c, config/sparc/sparc.c,
1327         config/spu/spu.c, config/stormy16/stormy16.c, config/v850/v850.c,
1328         config/vax/vax.c, config/xtensa/xtensa.c, gimple-low.c,
1329         graphite-sese-to-poly.c, plugin.c, tree-cfg.c, tree-inline.c,
1330         varasm.c, xcoffout.c: Don't include toplev.h.
1331         * Makefile.in (c-typeck.o, tree-inline.o, tree-cfg.o,
1332         gimple-low.o, graphite-sese-to-poly.o, targhooks.o, plugin.o,
1333         varasm.o, xcoffout.o): Update dependencies.
1334         * config/arm/t-arm (arm.o): Update dependencies.
1335         * config/spu/t-spu-elf (spu.o): Update dependencies.
1336
1337 2010-12-01  Richard Guenther  <rguenther@suse.de>
1338
1339         PR tree-optimization/46730
1340         * value-prof.c (gimple_ic): Always generate a separate merge BB.
1341
1342 2010-11-30  Ian Lance Taylor  <iant@google.com>
1343
1344         * config/i386/linux.h (ASM_SPEC): Pass -v as -v, not -V.  Remove
1345         all of %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}.
1346         * config/i386/linux64.h (ASM_SPEC): Likewise.
1347         * config/i386/mingw-w64.h (ASM_SPEC): Likewise.
1348         * config/i386/sol2-10.h (ASM_SPEC) [USE_GAS]: Likewise.
1349         * config/i386/vxworks.h (ASM_SPEC): Likewise.
1350         * config/i386/x86-64.h (ASM_SPEC): Likewise.
1351         * config/i386/sol2.h (ASM_SPEC): Remove %{Wa,*:%*}.
1352         * config/i386/sol2-10.h (ASM_SPEC) [!USE_GAS]: Likewise.
1353
1354 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
1355
1356         * c-decl.c (finish_function): Call objc_finish_function in
1357         Objective-C.
1358         * c-typeck.c (convert_for_assignment): Do not call
1359         objc_type_quals_match().
1360
1361 2010-11-30  Richard Guenther  <rguenther@suse.de>
1362
1363         PR tree-optimization/46722
1364         * tree-ssa-math-opts.c (convert_mult_to_fma): Get multiplication
1365         operands as arguments.
1366         (execute_optimize_widening_mul): Also handle power of two as
1367         multiplication.
1368
1369 2010-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
1370
1371         PR middle-end/46709
1372         * cgraphunit.c (process_function_and_variable_attributes): Fix
1373         cut'n'pasteo.
1374
1375 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1376
1377         * hwint.c:  New.  Extracted from toplev.c.
1378         * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1379         Move from toplev.h.
1380         * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1381         Move to hwint.c.
1382         * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1383         Move to hwint.h.
1384         * builtins.c, combine.c, config/i386/winnt.c, double-int.c,
1385         explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c,
1386         ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c,
1387         real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c,
1388         stor-layout.c, tree-dfa.c, tree-ssa-alias.c,
1389         tree-ssa-loop-niter.c, tree-vect-data-refs.c,
1390         tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c,
1391         tree-vrp.c: Don't include toplev.h.
1392         * genattrtab.c, genconditions.c, genemit.c, genextract.c,
1393         genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include
1394         toplev.h in generated output.
1395         * Makefile.in (OBJS-common): Add hwint.o.
1396         Dependencies for above files changed to remove toplev.h.
1397         (hwint.o): New.
1398         (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o,
1399         insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on
1400         toplev.h.
1401         * config/i386/t-cygming (winnt.o): Don't depend on toplev.h.
1402         * config/i386/t-interix (winnt.o): Don't depend on toplev.h.
1403
1404 2010-11-30  Richard Guenther  <rguenther@suse.de>
1405
1406         PR tree-optimization/46717
1407         * value-prof.c (gimple_ic): Preserve EH edges of the indirect
1408         call.  Manually create EH edges for the direct call and update
1409         target PHI nodes.
1410
1411 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1412
1413         * diagnostic-core.h: Include bversion.h.
1414         * toplev.h: Don't include input.h or bversion.h.
1415         (parse_optimize_options): Don't declare here.
1416         * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c,
1417         caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c,
1418         combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c,
1419         config/host-darwin.c, config/i386/host-cygwin.c,
1420         config/i386/host-mingw32.c, config/i386/msformat-c.c,
1421         config/i386/netware.c, config/i386/nwld.c,
1422         config/i386/winnt-cxx.c, config/i386/winnt-stubs.c,
1423         config/ia64/ia64-c.c, config/m32c/m32c-pragma.c,
1424         config/mep/mep-pragma.c, config/microblaze/microblaze-c.c,
1425         config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c,
1426         config/score/score3.c, config/score/score7.c,
1427         config/sh/symbian-base.c, config/sh/symbian-c.c,
1428         config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c,
1429         config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c,
1430         cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c,
1431         fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c,
1432         graphite-blocking.c, graphite-clast-to-gimple.c,
1433         graphite-dependences.c, graphite-flattening.c,
1434         graphite-interchange.c, graphite-poly.c,
1435         graphite-scop-detection.c, graphite.c, haifa-sched.c,
1436         implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c,
1437         ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c,
1438         lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c,
1439         lto-opts.c, lto-section-in.c, lto-section-out.c,
1440         lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c,
1441         params.c, postreload-gcse.c, postreload.c, predict.c, profile.c,
1442         regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c,
1443         sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c,
1444         sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c,
1445         tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c,
1446         tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c,
1447         tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c,
1448         tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c,
1449         tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c,
1450         tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't
1451         include toplev.h.
1452         * Makefile.in (TOPLEV_H): Remove.  All uses changed to use
1453         toplev.h.  Dependencies for above files and c-family files changed
1454         to remove $(TOPLEV_H) or toplev.h.
1455         (C_TREE_H): Don't include $(TOPLEV_H).
1456         (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h.  Add
1457         bversion.h.
1458         * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming,
1459         config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf,
1460         config/t-darwin, config/t-sol2,
1461         config/t-vxworks, config/v850/t-v850, config/v850/t-v850e:
1462         Dependencies for above files changed to remove $(TOPLEV_H) or
1463         toplev.h.
1464
1465 2010-11-30  Richard Guenther  <rguenther@suse.de>
1466
1467         PR lto/44986
1468         * gcc.c (main): Use the first input with a compiler as infile
1469         for link spec processing.
1470
1471 2010-11-30  Richard Guenther  <rguenther@suse.de>
1472
1473         PR lto/45949
1474         * cgraphunit.c (ipa_passes): Stop after errors from
1475         small IPA passes.
1476
1477 2010-11-30  Mingjie Xing  <mingjie.xing@gmail.com>
1478
1479         * gcc-plugin.h: Include coretypes.h.
1480         * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
1481
1482 2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
1483
1484         * ggc-zone.c (ggc_pch_read): Fix conditional compilation.
1485         * ggc-none.c (ggc_internal_alloc_zone_stat)
1486         (ggc_internal_cleared_alloc_zone_stat): New.
1487
1488 2010-11-29  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
1489
1490         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Check
1491         TARGET_SINGLE_PIC_BASE for RS6000_PIC_OFFSET_TABLE_REGNUM.
1492         (rs6000_emit_prologue): Don't set PIC register if
1493         TARGET_SINGLE_PIC_BASE.
1494         * config/rs6000/rs6000.opt (msingle-pic-base): New option.
1495         * doc/invoke.texi (msingle-pic-base): Document.
1496
1497 2010-11-29  H.J. Lu  <hongjiu.lu@intel.com>
1498
1499         PR driver/46712
1500         * exec-tool.in (id): New.
1501         Check and export LT_RCU_$id instead of LT_RCU.
1502
1503 2010-11-29  Zdenek Dvorak  <rakdver@kam.uniff.cz>
1504
1505         PR tree-optimization/46675
1506         * tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow
1507         in offset calculation.
1508
1509 2010-11-29  Jan Hubicka  <jh@suse.cz>
1510
1511         * collect2.c (main): Do not imply verbose output with
1512         LTO and linker plugin.
1513
1514 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1515
1516         * dwarf2out.c (print_die): Print the address of the current DIE or
1517         of any DIE referenced by the current one.
1518
1519 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1520
1521         PR debug/46101
1522         * dwarf2out.c (lookup_type_die_strip_naming_typedef): New
1523         function.
1524         (scope_die_for, gen_type_die_for_member): Replace uses of
1525         lookup_type_die with use of lookup_type_die_strip_naming_typedef.
1526
1527 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1528
1529         * config/darwin.c (darwin_mergeable_string_section): Remove blank line.
1530         (darwin_asm_declare_object_name): Correct spelling.
1531         (darwin_output_aligned_bss): Likewise.
1532
1533 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1534             Mike Stump  <mrs@gcc.gnu.org>
1535
1536         PR target/26427
1537         PR target/33120
1538         PR testsuite/35710
1539         * config/i386/darwin.h (ASM_OUTPUT_COMMON): Remove
1540         (ASM_OUTPUT_LOCAL): Likewise.
1541         * config/darwin-protos.h (darwin_asm_declare_object_name): New.
1542         (darwin_output_aligned_bss): Likewise.
1543         (darwin_asm_output_aligned_decl_local): Likewise.
1544         (darwin_asm_output_aligned_decl_common): Likewise.
1545         (darwin_use_anchors_for_symbol_p): Likewise.
1546         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Remove.
1547         (TARGET_ASM_OUTPUT_ANCHOR): Define.
1548         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
1549         (DARWIN_SECTION_ANCHORS): Set to 1.
1550         * config/darwin.c (emit_aligned_common): New var.
1551         (darwin_init_sections): Check that the Darwin private zero-size section
1552         marker is in range.
1553         (darwin_text_section): Check for zero-sized objects.
1554         (darwin_mergeable_string_section): Likewise.
1555         (darwin_mergeable_constant_section): Likewise.
1556         (machopic_select_section): Adjust to check for zero-sized objects.
1557         Assert that OBJC meta data are non-zero sized.
1558         (darwin_asm_declare_object_name): New.
1559         (darwin_asm_declare_constant_name): Adjust for zero-sized
1560         object sections.
1561         (BYTES_ZFILL): Define.
1562         (darwin_emit_weak_or_comdat): New.
1563         (darwin_emit_local_bss): New.
1564         (darwin_emit_common): New.
1565         (darwin_output_aligned_bss): New.
1566         (darwin_asm_output_aligned_decl_common): New.
1567         (darwin_asm_output_aligned_decl_local): New.
1568         (darwin_file_end): Disable subsections_via_symbols when section
1569         anchoring is active.
1570         (darwin_asm_output_anchor): Re-enable.
1571         (darwin_use_anchors_for_symbol_p): New.
1572         (darwin_override_options): Check for versions that can emit
1573         aligned common.  Update usage of flags to current.
1574         * config/darwin-sections.def: Update comments and flags for
1575         non-anchor sections.  zobj_const_section, zobj_data_section,
1576         zobj_bss_section, zobj_const_data_section: New.
1577         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Redefine.
1578         (ASM_OUTPUT_ALIGN): Make whitespace output consistent.
1579         (L2_MAX_OFILE_ALIGNMENT): Define.
1580         (ASM_OUTPUT_ALIGNED_BSS): Define.
1581         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
1582         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1583         (SECTION_NO_ANCHOR): Define.
1584         (TARGET_ASM_OUTPUT_ANCHOR) Define with a default of NULL.
1585         (DARWIN_SECTION_ANCHORS): Define with a default of 0.
1586
1587 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
1588
1589         * system.h: Include "safe-ctype.h" instead of <safe-ctype.h>.
1590         Include <signal.h>, <sys/mman.h>, <sys/resource.h> and <sys/times.h>.
1591         (O_BINARY, SIGCHLD, MAP_FAILED, MAP_ANONYMOUS, kill):
1592         Conditionally define.
1593         (GET_ENVIRONMENT): Poison.
1594         * configure.ac: Don't test for mincore.
1595         * configure: Regenerate.
1596         * config.in: Regenerate.
1597         * collect2-aix.c: Don't include <sys/mman.h>.
1598         * collect2.c: Don't include <signal.h>.
1599         (SIGCHLD): Don't define.
1600         (prefix_from_env): Use getenv instead of GET_ENVIRONMENT.
1601         * config/alpha/alpha.c: Include "splay-tree.h" instead of
1602         <splay-tree.h>.
1603         * config/arm/arm.c (arm_target_help): Use getenv instead of
1604         GET_ENVIRONMENT.
1605         * config/avr/driver-avr.c: Don't include <stdlib.h>.
1606         * config/frv/frv.c: Don't include <ctype.h>.
1607         * config/host-darwin.c: Don't include <sys/mman.h>.
1608         * config/host-hpux.c: Don't include <sys/mman.h> or <unistd.h>.
1609         (MAP_FAILED): Don't define.
1610         * config/host-linux.c: Don't include <sys/mman.h> or <limits.h>.
1611         * config/host-solaris.c: Don't include <sys/mman.h>.
1612         * config/i386/cygming.h: Don't include <stdio.h>.
1613         * config/i386/driver-i386.c: Don't include <stdlib.h>.
1614         * config/i386/host-cygwin.c: Don't include <sys/mman.h>.
1615         * config/iq2000/iq2000.c: Don't include <signal.h>.
1616         * config/m32c/m32c-pragma.c: Don't include <stdio.h>.
1617         * config/m68hc11/m68hc11.c: Don't include <stdio.h>.
1618         * config/mep/mep-pragma.c: Don't include <stdio.h>.
1619         * config/microblaze/microblaze.c: Don't include <signal.h>.
1620         * config/mips/mips.c: Don't include <signal.h>.
1621         * config/rs6000/host-darwin.c: Don't include <signal.h>.
1622         * cppdefault.c (cpp_relocated): Use getenv instead of GET_ENVIRONMENT.
1623         * defaults.h (GET_ENVIRONMENT): Don't define.
1624         * et-forest.h: Don't include <ansidecl.h> or <stddef.h>.
1625         * gcc.c: Don't include <signal.h>, <sys/mman.h> or <sys/types.h>.
1626         (SIGCHLD, MAP_FAILED, kill): Don't define.
1627         (process_command): Use getenv instead of GET_ENVIRONMENT.
1628         * genhooks.c: Don't include <string.h>.
1629         * ggc-common.c: Don't include <sys/resource.h>, <sys/mman.h> or
1630         <sys/types.h>.
1631         (MAP_FAILED): Don't define.
1632         * ggc-page.c Don't include <sys/mman.h>.
1633         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1634         * ggc-zone.c: Don't include <sys/mman.h>.
1635         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1636         * graph.c: Include "config.h" instead of <config.h>.
1637         * incpath.c (add_env_var_paths): Use getenv instead of GET_ENVIRONMENT.
1638         * lto-wrapper.c: Don't include <errno.h>, <signal.h> or "libiberty.h".
1639         (SIGCHLD, kill): Don't define.
1640         * mips-tfile.c: Don't include <signal.h>.
1641         * opts.c: Don't include <signal.h> or <sys/resource.h>.
1642         (print_specific_help): Use getenv instead of GET_ENVIRONMENT.
1643         * passes.c: Don't include <signal.h>, <sys/resource.h> or
1644         <sys/times.h>.
1645         * sparseset.h: Don't include <assert.h>.
1646         * timevar.c: Don't include <sys/times.h> or <sys/resource.h>.
1647         * tlink.c: Don't include "libiberty.h".
1648         * toplev.c: Don't include <signal.h> or <sys/times.h>.
1649         * tree-mudflap.c: Include "demangle.h" instead of <demangle.h>.
1650         * tree-switch-conversion.c: Don't include <signal.h>.
1651         * vmsdbgout.c: Don't include <errno.h> or <string.h>.
1652
1653 2010-11-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1654
1655         * c-parser.c (c_parser_objc_try_catch_statement): Renamed to
1656         c_parser_objc_try_catch_finally_statement for consistency with the
1657         C++ parser.  Parse @catch(...) and pass NULL_TREE to
1658         objc_begin_catch_clause() in that case.  Improved error recovery.
1659         Reorganized code to be almost identical to
1660         cp_parser_objc_try_catch_finally_statement.
1661
1662 2010-11-29  Joern Rennecke  <amylaar@spamcop.net>
1663
1664         PR tree-optimization/46621
1665         * gimple.h: Don't include tm.h or hard-reg-set.h .
1666         * Makefile.in (GIMPLE_H): Remove $(TM_H).
1667
1668         PR bootstrap/44756
1669         * cppbuiltin.c: Include target.h .
1670         (define_builtin_macros_for_type_sizes):
1671         Use targetm.float_words_big_endian.
1672
1673 2010-11-27  Jan Hubicka  <jh@suse.cz>
1674
1675         * dwarf2out.c (dwarf2out_begin_function): Set cold_text_section
1676         and output cold_text_section_label.
1677         (dwarf2out_init): Don't do that there.
1678         (dwarf2out_finish): Handle cold section end label only if cold
1679         section was used.
1680
1681 2010-11-27  Eric Botcazou  <ebotcazou@adacore.com>
1682
1683         * tree-nested.c (remap_vla_decls): Fully expand value expressions of
1684         VLA variables.
1685
1686 2010-11-27  Richard Guenther  <rguenther@suse.de>
1687
1688         * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p.
1689         (gimple_assign_ssa_name_copy_p): Likewise.
1690         (gimple_assign_unary_nop_p): Use is_gimple_assign.
1691         (is_gimple_cast): Remove.
1692         (gimple_assign_single_p): Move ...
1693         * gimple.h (gimple_assign_single_p): ... here.
1694         (is_gimple_cast): Remove.
1695         (gimple_assign_rhs_code): Simplify.
1696         * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P
1697         instead of is_gimple_cast.
1698         * ipa-type-escape.c (look_for_casts): Likewise.
1699
1700 2010-11-26  Joseph Myers  <joseph@codesourcery.com>
1701
1702         * doc/options.texi (Enum, EnumValue): Document new record types.
1703         (Enum): Document new option flag.
1704         * opt-functions.awk
1705         * optc-gen.awk: Handle enumerated option arguments.
1706         * opth-gen.awk: Handle enumerated option arguments.
1707         * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value,
1708         enum_value_to_arg): New.
1709         (decode_cmdline_option): Handle enumerated arguments.
1710         (read_cmdline_option): Handle CL_ERR_ENUM_ARG.
1711         (set_option, option_enabled, get_option_state): Handle CLVC_ENUM.
1712         * opts.c (print_filtered_help, print_specific_help): Take
1713         lang_mask arguments.
1714         (print_filtered_help): Handle printing values of enumerated
1715         options.  Print possible arguments for enumerated options.
1716         (print_specific_help): Update call to print_filtered_help.
1717         (common_handle_option): Update calls to print_specific_help.  Use
1718         value rather than arg for OPT_fdiagnostics_show_location_.  Don't
1719         handle OPT_ffp_contract_, OPT_fexcess_precision_,
1720         OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or
1721         OPT_fira_region_ here.
1722         * opts.h (enum cl_var_type): Add CLVC_ENUM.
1723         (struct cl_option): Add var_enum.
1724         (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg,
1725         struct cl_enum, cl_enums, cl_enums_count): New.
1726         (CL_ERR_ENUM_ARG): Define.
1727         (CL_ERR_NEGATIVE): Update value.
1728         (enum_value_to_arg): Declare.
1729         * common.opt (flag_ira_algorithm, flag_ira_region,
1730         flag_fp_contract_mode, flag_excess_precision_cmdline,
1731         default_visibility, flag_tls_default): Remove Variable entries.
1732         (help_enum_printed): New Variable.
1733         (fdiagnostics-show-location=): Use Enum.  Add associated
1734         SourceInclude, Enum and EnumValue entries.
1735         (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=,
1736         ftls-model=, fvisibility=): Use Enum, Var and Init.  Add
1737         associated Enum and EnumValue entries.
1738
1739 2010-11-26  Joern Rennecke  <amylaar@spamcop.net>
1740
1741         PR target/46623
1742         * config/microblaze/microblaze.c (microblaze_block_move_straight):
1743         Use XALLOCAVEC.
1744         (microblaze_option_override): Don't use C++ style comments.
1745         (save_restore_insns): Remove unused variable base_offset.
1746         (microblaze_expand_prologue): Remove unused variable insn.
1747         (microblaze_secondary_reload): Adjust type to match target.h .
1748         (microblaze_elf_in_small_data_p): Move declarations to start of block.
1749         (microblaze_expand_move): Likewise.
1750         * config/microblaze/microblaze.h (LARGE_INT):
1751         Avoid signed / unsigned comparisons.
1752         (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1753         (ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data.
1754         (ASM_FINISH_DECLARE_OBJECT): Likewise.  Constify name.
1755
1756 2010-11-26  Michael Matz  <matz@suse.de>
1757
1758         * tree-ssa-copy.c (fini_copy_prop): Don't DCE when we have loops.
1759
1760         * passes.c (init_optimization_passes): Remove superfluous
1761         copy-prop pass.
1762
1763 2010-11-26  Richard Guenther  <rguenther@suse.de>
1764
1765         PR lto/46648
1766         * gimple.c (gtc_visit): Do not return true for members of an
1767         SCC still being processed but the current lattice value of
1768         the member.  Treat SCC members comparison state as lattice,
1769         starting at equal, eventually dropping to unequal.
1770         (gimple_types_compatible_p_1): Likewise.
1771
1772 2010-11-26  Richard Guenther  <rguenther@suse.de>
1773
1774         PR middle-end/46559
1775         * dwarf2out.c (dwarf2out_finish): Use comp_unit_die as root
1776         for location list processing.
1777
1778 2010-11-26  Richard Guenther  <rguenther@suse.de>
1779
1780         PR lto/46560
1781         * cgraph.c (cgraph_clone_edge): Clone call_stmt dependent
1782         flags manually.
1783
1784 2010-11-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1785
1786         * config/s390/s390.c (print_operand_address): Replace assert with
1787         error message.
1788         (print_operand): Replace assertions, gcc_unreachable and
1789         fatal_insn with error messages.
1790
1791 2010-11-26  Richard Guenther  <rguenther@suse.de>
1792
1793         PR tree-optimization/46665
1794         * tree-ssa-structalias.c (pt_solution_set_var): Use DECL_PT_UID.
1795
1796 2010-11-26  Ian Bolton  <ian.bolton@arm.com>
1797
1798         * config/arm/arm.c (arm_option_override): enable loop array
1799         prefetching at -O3 for suitable targets, and configure params.
1800         * config/arm/arm-protos.h (struct tune_params): Add fields for
1801         configuring loop array prefetching.
1802
1803 2010-11-26  Christian Borntraeger  <borntraeger@de.ibm.com>
1804
1805         * config/s390/2817.md (z196_crack): Add z196_g3 as possible slot.
1806
1807 2010-11-26  Richard Guenther  <rguenther@suse.de>
1808
1809         PR tree-optimization/46664
1810         * tree-affine.c (aff_combination_to_tree): Add rest last.
1811
1812 2010-11-26  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
1813
1814         PR target/33637
1815         * configure.ac: Accept extra arguments for AS_FOR_TARGET,
1816         LD_FOR_TARGET, NM_FOR_TARGET, OBJDUMP_FOR_TARGET.
1817         * configure: Regenerated.
1818         * exec-tool.in: Not quoting command, may have extra arguments.
1819
1820 2010-11-26  Richard Guenther  <rguenther@suse.de>
1821
1822         PR tree-optimization/46528
1823         PR debug/46338
1824         * profile.c (branch_prob): Do not split blocks based on locations
1825         from debug statements.
1826
1827 2010-11-26  Jakub Jelinek  <jakub@redhat.com>
1828
1829         PR middle-end/46647
1830         * builtins.c (fold_builtin_memset): Check c is INTEGER_CST instead
1831         of host_integerp check.  Use TREE_INT_CST_LOW instead of tree_low_cst.
1832
1833         PR bootstrap/45700
1834         * tree.h (build1_stat_loc, build2_stat_loc, build3_stat_loc,
1835         build4_stat_loc, build5_stat_loc, build6_stat_loc): New inlines.
1836         (build1_loc, build2_loc, build3_loc, build4_loc, build5_loc,
1837         build6_loc): Define.
1838         * fold-const.c (protected_set_expr_location_unshare): New inline.
1839         (fold_convert_loc, pedantic_non_lvalue_loc): Use it.
1840         (negate_expr, associate_trees, non_lvalue_loc, omit_one_operand_loc,
1841         pedantic_omit_one_operand_loc, omit_two_operands_loc,
1842         fold_truth_not_expr, invert_truthvalue_loc, make_bit_field_ref,
1843         optimize_bit_field_compare, make_range, fold_range_test, fold_truthop,
1844         build_fold_addr_expr_with_type_loc, fold_unary_loc, fold_binary_loc,
1845         fold_indirect_ref_1, build_fold_indirect_ref_loc): Use builN_loc
1846         instead of buildN followed by SET_EXPR_LOCATION or
1847         protected_set_expr_location.
1848         (fold_build1_stat_loc, fold_build2_stat_loc, fold_build3_stat_loc):
1849         Use buildN_stat_loc instead of buildN_stat followed by
1850         SET_EXPR_LOCATION.
1851
1852 2010-11-26  Basile Starynkevitch  <basile@starynkevitch.net>
1853
1854         * Makefile.in (s-tm-texi): Remove spurous tab.
1855
1856 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1857
1858         PR debug/46258
1859         * tree-cfg.c (replace_uses_by): Don't mark BBs as altered on
1860         debug stmts.
1861
1862 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1863
1864         * toplev.c (finalize): Add no_backend parameter.  Don't finish
1865         passes when preprocessing only.  Adjust...
1866         (do_compile): ... caller.
1867
1868 2010-11-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1869
1870         * config/pa/pa.md (negdf2): Condition on !flag_signed_zeros instead of
1871         flag_unsafe_math_optimizations.
1872         (negsf2): Likewise.
1873         Move fnegabs related patterns together.  Only use fmpynfadd instruction
1874         to negate a multiply if !flag_signed_zeros is true.
1875
1876 2010-11-25  Uros Bizjak  <ubizjak@gmail.com>
1877
1878         * gengtype-state.c (read_state_structures): Initialize "previous".
1879
1880 2010-11-25  Basile Starynkevitch  <basile@starynkevitch.net>
1881             Jeremie Salvucci  <jeremie.salvucci@free.fr>
1882
1883         * gengtype-state.c: Add new file.
1884
1885         * gengtype.c (type count): New variable.
1886         (new_structure, find_param_structure, create_pointer)
1887         (create_array): Use it to set state_number in types.
1888         (dump_everything): Improve comment.
1889         (main): Call read_state and write_state. Print type_count.
1890
1891         * gengtype.h (type_lineloc): New function.
1892         (read_state, write_state): New declarations.
1893
1894         * Makefile.in (GENGTYPE_FLAGS): New variable.
1895         (s-gtype): Run gengtype twice and generate gtype.state.
1896         (build/gengtype-state.o): New rule.
1897         (build/gengtype$(build_exeext)): Link gengtype-state.o.
1898         (mostlyclean): Update comment.  Remove gtype.state.
1899
1900 2010-11-25  Jakub Jelinek  <jakub@redhat.com>
1901
1902         PR middle-end/46637
1903         * combine.c (try_combine): When substing i2dest for i2src, pass
1904         1 as last argument even if
1905         i0_feeds_i1_n && i1_feeds_i2_n && i0dest_in_i0src.
1906
1907 2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>
1908
1909         PR middle-end/46647
1910         * builtins.c (target_char_cast): Check INTEGER_CST instead of
1911         host_integerp.  Replace tree_low_cst with TREE_INT_CST_LOW.
1912
1913 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
1914
1915         * target.def (supports_split_stack, except_unwind_info): Take
1916         gcc_options parameters.
1917         * targhooks.c (default_except_unwind_info,
1918         dwarf2_except_unwind_info, sjlj_except_unwind_info): Take
1919         gcc_options parameters.
1920         * targhooks.h (default_except_unwind_info,
1921         dwarf2_except_unwind_info, sjlj_except_unwind_info): Update
1922         prototypes.
1923         * doc/tm.texi.in (TARGET_IRA_COVER_CLASSES,
1924         TARGET_HAVE_NAMED_SECTIONS, TARGET_UNWIND_TABLES_DEFAULT):
1925         Document that hooks must not be modified.
1926         (TARGET_EXCEPT_UNWIND_INFO): Refer to opts argument.
1927         * doc/tm.texi: Regenerate.
1928         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Pass
1929         &global_options to targetm.except_unwind_info.
1930         * dwarf2out.c (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
1931         dwarf2out_begin_prologue, dwarf2out_frame_init,
1932         dwarf2out_frame_finish, dwarf2out_assembly_start): Pass
1933         &global_options to targetm.except_unwind_info.
1934         * except.c (init_eh, finish_eh_generation,
1935         gate_convert_to_eh_region_ranges,
1936         output_one_function_exception_table): Pass &global_options to
1937         targetm.except_unwind_info.
1938         * expr.c (build_personality_function): Pass &global_options to
1939         targetm.except_unwind_info.
1940         * function.c (expand_function_end): Pass &global_options to
1941         targetm.except_unwind_info.
1942         * hooks.c (hook_bool_bool_gcc_optionsp_false): New.
1943         * hooks.h (hook_bool_bool_gcc_optionsp_false): Declare.
1944         * opts.c (finish_options): Pass opts to targetm.except_unwind_info
1945         and targetm.supports_split_stack.  Remove assertions about opts
1946         and opts_set.
1947         (common_handle_option): Remove assertions about opts, opts_set and dc.
1948         * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass
1949         &global_options to targetm.except_unwind_info.
1950         * tree.c (build_common_builtin_nodes: Pass &global_options to
1951         targetm.except_unwind_info.
1952         * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter.
1953         (arm_compute_func_type, arm_expand_prologue, thumb_pushpop,
1954         thumb1_expand_prologue, thumb1_output_function_prologue,
1955         arm_unwind_emit, arm_output_fn_unwind): Update calls to
1956         arm_except_unwind_info.
1957         * config/i386/i386.c (ix86_supports_split_stack): Add gcc_options
1958         parameter.
1959         * config/ia64/ia64.c (ia64_except_unwind_info): Add gcc_options
1960         parameter.
1961         (ia64_output_function_prologue, ia64_add_bundle_selector_before,
1962         ia64_reorg, ia64_asm_unwind_emit): Update calls to
1963         ia64_except_unwind_info.
1964         * config/pa/pa.c (pa_option_override): Pass &global_options to
1965         targetm.except_unwind_info.
1966         * config/picochip/picochip-protos.h (picochip_except_unwind_info):
1967         Remove prototype.
1968
1969 2010-11-25  Kai Tietz  <kai.tietz@onevision.com>
1970
1971         * cgraphunit.c (process_function_and_variable_attributes):
1972         Mark dllexport-ed function/variables as needed.
1973         * ipa.c (cgraph_externally_visible_p): Make dllexport-ed
1974         as externally visible.
1975
1976 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1977
1978         PR rtl-optimization/46585
1979         * sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
1980         (vinsn_init): Skip computation of dependencies for local NOPs.
1981         (vinsn_delete): Don't try to free regsets for local NOPs.
1982         (setup_nop_and_exit_insns): Change definition of nop_pattern.
1983
1984 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1985
1986         PR rtl-optimization/46602
1987         * sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ...
1988         (tidy_control_flow): Here.
1989
1990 2010-11-25  Joern Rennecke  <amylaar@spamcop.net>
1991             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1992
1993         PR bootstrap/45888
1994         * Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi.
1995         Fix target.def pathname in timestamp comparison.
1996
1997 2010-11-24  Richard Henderson  <rth@redhat.com>
1998
1999         * config/ia64/predicates.md (pmpyshr_operand): New.
2000         * config/ia64/ia64.c (ia64_expand_unpack): New.
2001         (ia64_expand_widen_mul_v4hi): New.
2002         (ia64_expand_widen_sum): Update for pattern renames.
2003         (ia64_expand_dot_prod_v8qi): Likewise.
2004         * config/ia64/ia64-protos.h: Update.
2005         * config/ia64/vect.md (vecwider): New mode attribute.
2006         (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New.
2007         (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New.
2008         (pmpyshr2, pmpyshr2_u): New.
2009         (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New.
2010         (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New.
2011         (mulv2si3): New.
2012         (vec_pack_ssat_v4hi): Rename from pack2_sss.
2013         (vec_pack_usat_v4hi): Rename from *pack2_uss.
2014         (vec_pack_ssat_v2si): Rename from pack4_sss.
2015         (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct
2016         vec_select operation.
2017         (vec_interleave_highv8qi): Similarly.
2018         (mux1_alt): Rename from *mux1_alt.
2019         (vec_extract_evenv8qi, vec_extract_oddv8qi): New.
2020         (vec_interleave_lowv4hi): Rename from unpack2_l.
2021         (vec_interleave_highv4hi): Rename from unpack2_h.
2022         (mix2_r): Rename from *mix2_r.
2023         (mix2_l): Similarly.
2024         (vec_extract_evenodd_helper): New.
2025         (vec_extract_evenv4hi, vec_extract_oddv4hi): New.
2026         (vec_interleave_lowv2si): Rename from *unpack4_l.
2027         (vec_interleave_highv2si): Rename from *unpack4_h.
2028         (vec_extract_evenv2si, vec_extract_oddv2si): New.
2029         (vec_interleave_lowv2sf): Rename from fmix_r.
2030         (vec_interleave_highv2sf): Rename from *fmix_l.
2031         (vec_extract_evenv2sf, vec_extract_oddv2sf): New.
2032         (vec_unpacku_lo_<VECINT12>, vec_unpacku_hi_<VECINT12>): New.
2033         (vec_unpacks_lo_<VECINT12>, vec_unpacks_hi_<VECINT12>): New.
2034         (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New.
2035
2036 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
2037
2038         * targhooks.c (default_except_unwind_info): Remove
2039         MUST_USE_SJLJ_EXCEPTIONS case.
2040         * config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete.
2041         * config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
2042         * doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete.
2043         * doc/tm.texi: Regenerate.
2044         * system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison.
2045
2046 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
2047
2048         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
2049         __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
2050         * config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
2051         * doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
2052         * system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.
2053
2054 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
2055
2056         PR target/46519
2057         * config/i386/i386.c (ix86_expand_call): Don't check
2058         TREE_THIS_VOLATILE.
2059
2060 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
2061
2062         PR target/46519
2063         * config/i386/i386.c (upper_128bits_state): New.
2064         (block_info_def): Remove upper_128bits_set and done.  Add state,
2065         referenced, count, processed and rescanned.
2066         (check_avx256_stores): Updated.
2067         (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
2068         Call note_stores only if needed.  Set referenced and count.
2069         (move_or_delete_vzeroupper_1): Updated.  Set rescan_vzeroupper_p.
2070         (rescan_move_or_delete_vzeroupper): New.
2071         (move_or_delete_vzeroupper):  Process and rescan all all basic
2072         blocks instead of predecessor blocks of all exit points.
2073         (ix86_option_override_internal): Enable vzeroupper optimization
2074         only for -fexpensive-optimizations and not optimizing for size.
2075         (use_avx256_p): Removed.
2076         (init_cumulative_args): Don't set use_avx256_p.
2077         (ix86_function_arg): Likewise.
2078         (ix86_expand_move): Likewise.
2079         (ix86_expand_vector_move_misalign): Likewise.
2080         (ix86_local_alignment): Likewise.
2081         (ix86_minimum_alignment): Likewise.
2082         (ix86_expand_epilogue): Don't check use_avx256_p when generating
2083         vzeroupper.
2084         (ix86_expand_call): Likewise.
2085
2086         * config/i386/i386.h (machine_function): Remove use_vzeroupper_p
2087         and use_avx256_p.  Add rescan_vzeroupper_p.
2088
2089 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
2090
2091         * toplev.c: Include <signal.h>.
2092
2093 2010-11-24  Richard Guenther  <rguenther@suse.de>
2094
2095         PR lto/43218
2096         * lto-symtab.c (lto_cgraph_replace_node): Mark edges with
2097         conflicting function signatures as non-inlineable.
2098
2099 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
2100
2101         PR rtl-optimization/46614
2102         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define.
2103          (deps_analyze_insn): Mark JUMP_INSNs in
2104         last_pending_memory_flush that weren't added through
2105         flush_pending_lists with NON_FLUSH_JUMP_KIND.
2106         (sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P
2107         on INSN_LIST instead of JUMP_P check on its operand.
2108         * sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND.
2109
2110 2010-11-24  Richard Guenther  <rguenther@suse.de>
2111
2112         * lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p.
2113
2114 2010-11-24  Richard Guenther  <rguenther@suse.de>
2115
2116         PR lto/46606
2117         * lto-streamer-in.c (input_gimple_stmt): When we cannot find
2118         a FIELD_DECL that is type correct issue a warning and fixup
2119         with a VIEW_CONVERT_EXPR.
2120
2121 2010-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
2122
2123         * doc/invoke.texi (Options for Debugging Your Program or GCC):
2124         Explain static numbering of dump files.
2125
2126 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
2127
2128         * common.opt (user_vect_verbosity_level): New Variable entry.
2129         (ftree-vectorizer-verbose=): Mark as UInteger.
2130         * flag-types.h (enum vect_verbosity_levels): Move from enum
2131         verbosity_levels in tree-vectorizer.h.
2132         * opts.c: Don't include tree.h.
2133         (vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
2134         gcc_options parameter; take integer option argument.
2135         (common_handle_option): Update call to vect_set_verbosity_level.
2136         * tree-vectorizer.c (user_vect_verbosity_level): Remove.
2137         (vect_set_verbosity_level): Move to opts.c.
2138         (vect_verbosity_level, vect_print_dump_info): Update for change of
2139         enum name.
2140         * tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
2141         (vect_print_dump_info): Update for change of enum name.
2142         * tree.h (vect_set_verbosity_level): Remove.
2143         * Makefile.in (opts.o): Update dependencies.
2144
2145 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
2146
2147         PR middle-end/46629
2148         * cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn)
2149         instead of insn with any_condjump_p.
2150
2151 2010-11-24  Mingjie Xing  <mingjie.xing@gmail.com>
2152
2153         * config/mips/loongson.md: Change the description comment of the file
2154         and update the copyright years.
2155         (define_insn "<u>div<mode>3): Add loongson3a support.
2156         (define_insn "<u>mod<mode>3"): Likewise.
2157         * config/mips/mips.md: Rename mul<mode>3_mul3_ls2ef to
2158         mul<mode>3_mul3_loongson.
2159         (define_expand "mul<mode>3"): Add TARGET_LOONGSON_3A.
2160         (define_insn "mul<mode>3_mul3_loongson"): Add loongson3a support.
2161
2162 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2163
2164         * common.opt (initial_max_fld_align, flag_debug_asm,
2165         flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit,
2166         flag_print_asm_name, graph_dump_format, help_printed,
2167         help_columns, flag_opts_finished): New Variable entries.
2168         (fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed,
2169         frandom-seed=): Mark deferred.
2170         (fsched-verbose=): Use UInteger and Var.
2171         * flags.h (set_struct_debug_option, flag_print_asm_name,
2172         rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm,
2173         graph_dump_format): Don't declare here.
2174         * haifa-sched.c (sched_verbose_param, fix_sched_param): Remove.
2175         * opts-global.c: Include dbgcnt.h and debug.h.
2176         (decode_options): Pass location to finish_options.
2177         (handle_common_deferred_options): Check flag_dump_all_passed.
2178         Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_,
2179         OPT_frandom_seed and OPT_frandom_seed_.  Don't assert on
2180         OPT_fstack_limit.
2181         * opts.c: Don't include toplev.h, dbgcnt.h or debug.h.
2182         (set_struct_debug_option): Add location_t parameter.  Update
2183         recursive call.  Use error_at.
2184         (default_options_optimization): Use error_at.
2185         (finish_options): Add location_t parameter.  Use
2186         opts->x_flag_opts_finished instead of first_time_p.  Use
2187         opts->x_optimize instead of optimize.  Use error_at.  Pass
2188         location to inform.
2189         (print_filtered_help): Use opts->x_help_printed to track what
2190         options have been printed.
2191         (print_specific_help): Use opts->x_help_columns to track number of
2192         columns.
2193         (common_handle_option): Pass locations and gcc_options pointers to
2194         more functions.  Use warning_at instead of fnotice and warning.
2195         Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or
2196         OPT_fdebug_prefix_map_.  Use error_at.  Set
2197         opts->x_initial_max_fld_align; don't set maximum_field_alignment.
2198         Don't handle OPT_frandom_seed or OPT_frandom_seed_.  Don't handle
2199         OPT_fsched_verbose_.
2200         (handle_param): Add location_r parameter.  Use error_at.
2201         (set_debug_level): Add location_r parameter.  Use error_at and
2202         warning_at.
2203         (setup_core_dumping): Add diagnostic_context parameter.
2204         (decode_d_option): Add gcc_options, location_t and
2205         diagnostic_context parameters and use them instead of global
2206         state.  Use warning_at.
2207         (enable_warning_as_error): Use error_at.
2208         * opts.h (finish_options): Update prototype.
2209         (set_struct_debug_option): Declare here.
2210         * rtl.h (fix_sched_param): Remove.
2211         * stor-layout.c (initial_max_fld_align): Remove.
2212         * toplev.c (rtl_dump_and_exit, flag_print_asm_name,
2213         graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove.
2214         (process_options): Set maximum_field_alignment.
2215         * tree.h (initial_max_fld_align) Don't declare here.
2216         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2217
2218 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2219
2220         * flag-types.h (struct visibility_flags): Don't declare here.
2221         * flags.h (strip_off_ending, fast_math_flags_set_p,
2222         fast_math_flags_struct_set_p): Declare here.
2223         (visibility_options): Don't declare here.
2224         * opts-common.c (option_enabled, get_option_state): Move from
2225         opts.c.
2226         * opts-global.c: Include diagnostic.h instead of
2227         diagnostic-core.h.  Include tree.h, langhooks.h, lto-streamer.h
2228         and toplev.h.
2229         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2230         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2231         print_ignored_options, unknown_option_callback,
2232         post_handling_callback, lang_handle_option, add_input_filename,
2233         read_cmdline_options, initial_lang_mask, init_options_once,
2234         decode_cmdline_options_to_array_default_mask,
2235         set_default_handlers, decode_options): Move from opts.c.
2236         (print_ignored_options): Use warning_at instead of saving and
2237         restoring input_location.
2238         * opts.c: Include <signal.h> and <sys/resource.h>.  Include rtl.h
2239         instead of expr.h.  Don't include langhooks.h, except.h or
2240         lto-streamer.h.  Add more comments on includes.
2241         (strip_off_ending, setup_core_dumping, decode_d_option): Move from
2242         toplev.c.
2243         (visibility_options): Move to c-family/c-common.c.
2244         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2245         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2246         print_ignored_options, unknown_option_callback,
2247         post_handling_callback, lang_handle_option, add_input_filename,
2248         read_cmdline_options, initial_lang_mask, init_options_once,
2249         decode_cmdline_options_to_array_default_mask,
2250         set_default_handlers, decode_options): Move to opts-global.c.
2251         (target_handle_option, default_options_optimization,
2252         finish_options, common_handle_option): Remove static.
2253         (option_enabled, get_option_state): Move to opts-common.c.
2254         * opts.h (common_handle_option, target_handle_option,
2255         finish_options, default_options_optimization): Declare.
2256         * toplev.c: Don't include <signal.h> or <sys/resource.h>.
2257         (setup_core_dumping, strip_off_ending, decode_d_option): Move to
2258         opts.c.
2259         * toplev.h (strip_off_ending, decode_d_option,
2260         fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't
2261         declare here.
2262         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2263
2264 2010-11-23  Dave Korn  <dave.korn.cygwin@gmail.com>
2265
2266         PR driver/42690
2267         * gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin
2268         options, replace by call of pass-through-libs spec function to process
2269         link_gcc_c_sequence spec.
2270         (lto_libgcc_spec): Delete variable.
2271         (static_specs[]): Remove related entry.
2272         (static_spec_functions[]): Add new entry for pass-through-libs.
2273         (main): Don't generate deleted lto_libgcc_spec.
2274         (pass_through_libs_spec_func): New function to implement the new
2275         pass-through-libs spec function.
2276         * doc/invoke.texi (pass-through-libs): Document new spec function.
2277
2278 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2279
2280         * doc/options.texi (Warning, Optimization): Document.
2281
2282 2010-11-23  Jan Hubicka  <jh@suse.cz>
2283
2284         * tree.h (DECL_HAS_IMPLICIT_SECTION_NAME_P): New macro.
2285         (tree_decl_with_vis): Add implicit_section_name_p.
2286         * targhooks.h (default_function_section): Declare.
2287         * target.def (function_section): New hook.
2288         * defaults.h (HOT_TEXT_SECTION_NAME,
2289         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2290         * predict.c (choose_function_section): Remove.
2291         (estimate_bb_frequencies): Do not use choose_function_section.
2292         * coretypes.h (enum node_frequency): Move here from cgraph.h
2293         * cgraph.h (enum node_frequency): Remove.
2294         * varasm.c (initialize_cold_section_name, unlikely_text_section,
2295         unlikely_text_section_p): Remove.
2296         (named_subsection_entry): New structure.
2297         (get_text_section): New function.
2298         (default_function_section): New function.
2299         (function_section_1): Break out from ...; handle profile info.
2300         (function_section): ... here.
2301         (unlikely_text_section): Remove.
2302         (unlikely_text_section_p): Use function_section_1.
2303         (assemble_start_function): Do not initialize cold section.
2304         (default_section_type_flags): Do not special case cold subsection.
2305         (switch_to_section): Likewise.
2306         * output.h (get_text_section): Define.
2307         * config/i386/winnt.c: Do not special case cold section.
2308         * config/darwin-protos.h (darwin_function_section): Declare.
2309         * config/microblaze/microblaze.h (HOT_TEXT_SECTION_NAME,
2310         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2311         * config/ia64/hpux.h (HOT_TEXT_SECTION_NAME,
2312         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2313         (TARGET_ASM_FUNCTION_SECTION): Define to ia64_hpux_function_section.
2314         * config/ia64/ia64.c (ia64_hpux_function_section): New function.
2315         * config/darwin.c (machopic_select_section): Use
2316         darwin_function_section.
2317         (darwin_function_section): New function.
2318         * config/darwin.h (HOT_TEXT_SECTION_NAME,
2319         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2320         (TARGET_ASM_FUNCTION_SECTION): Define.
2321         * system.h (HOT_TEXT_SECTION_NAME,
2322         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Poison.
2323
2324 2010-11-23  Iain Sandoe  <iains@gcc.gnu.org>
2325
2326         * config/darwin.h (LINK_COMMAND_SPEC_A): Use %(link_gcc_c_sequence).
2327         LINK_GCC_C_SEQUENCE_SPEC: Define new macro.
2328
2329 2010-11-23  Jakub Jelinek  <jakub@redhat.com>
2330
2331         PR middle-end/46499
2332         * cfgexpand.c (maybe_cleanup_end_of_block): Remove also BARRIERs
2333         following unconditional jumps.
2334
2335 2010-11-23  Richard Guenther  <rguenther@suse.de>
2336
2337         * doc/md.texi (386 constraints): Clarify A constraint documentation.
2338
2339 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2340             Jeremie Salvucci  <jeremie.salvucci@free.fr>
2341
2342         * gengtype.c (enum typekind, struct options)
2343         (struct nested_ptr_data, struct pair, NUM_PARAM)
2344         (enum gc_used_num, struct type, UNION_P, UNION_OR_STRUCT_P):
2345         Move to gengtype.h.
2346         (string_type, scalar_nonchar, scalar_nonchar, scalar_char):
2347         Remove static, add zero state_number.
2348         (typedefs, structures, param_structs, variables): Remove static.
2349         (create_option): Remove.
2350         (create_string_option, create_type_option, create_nested_option):
2351         New functions.
2352         (create_nested_ptr_option): Use create_nested_option.
2353         (note_variable, adjust_field_rtx_def, adjust_field_type): Call the
2354         new create*option functions.
2355         (process_gc_options): Adjust for discriminated option.
2356         (output_mangled_typename): Handle TYPE_NONE.
2357         (walk_type): Test option kinds.
2358         (write_types_process_field): Handle TYPE_NONE and TYPE_ARRAY.
2359         (write_func_for_structure, write_type, write_local, write_root)
2360         (write_roots, note_def_vec, dump_options): Adjust for
2361         discriminated option.
2362
2363         * gengtype.h (typedefs, structures, param_structs, variables
2364         enum typekind): Move from gengtype.c
2365         (enum option_kind): New discriminating enumeration.
2366         (struct options): Becomes discriminated.
2367         (struct nested_ptr_data): Nove from gengtype.c
2368         (create_string_option, create_type_option, create_nested_option)
2369         (create_nested_ptr_option): New functions
2370         (struct pair, enum_gc_used_enum, NUM_PARAM, struct type, UNION_P)
2371         (UNION_OR_STRUCT_P): Move from gengtype.c
2372
2373         * gengtype-parse.c (str_optvalue_opt, type_optvalue, option): Make
2374         discriminated options.
2375
2376 2010-11-23  Richard Guenther  <rguenther@suse.de>
2377
2378         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work
2379         twice.  Avoid re-allocating the ops vector all the time.
2380
2381 2010-11-23  Richard Guenther  <rguenther@suse.de>
2382
2383         * tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to
2384         is_gimple_min_invariant, group tree code checks to allow
2385         combining them.
2386         (stmt_may_clobber_ref_p_1): Check for SSA_NAME instead
2387         of is_gimple_reg.
2388
2389 2010-11-23  Eric Botcazou  <ebotcazou@adacore.com>
2390
2391         * config.gcc (sparc*-*-*): Reorder.
2392
2393 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2394
2395         * gengtype.c (header_dot_h_frul, source_dot_c_frul):
2396         Remove ENABLE_CHECKING around DBGPRINTF.
2397
2398 2010-11-22  Joseph Myers  <joseph@codesourcery.com>
2399
2400         * common.opt (exit_after_options, write_symbols, debug_info_level,
2401         use_gnu_debug_info_extensions): New Variable entries.
2402         (fprofile-dir=): Use Var.
2403         * flag-types.h (enum debug_info_level): Rename to enum
2404         debug_info_levels.
2405         * flags.h (write_symbols, debug_info_level,
2406         use_gnu_debug_info_extensions): Remove declarations.
2407         * opts.c (exit_after_options, write_symbols, debug_info_level): Remove.
2408         (set_struct_debug_option): Make static variables const.
2409         (use_gnu_debug_info_extensions): Remove.
2410         (set_debug_level, print_filtered_help, print_specific_help,
2411         fast_math_flags_set_p): Take gcc_options parameters and use them
2412         in place of global variables.
2413         (print_filtered_help): Make new_help non-static.
2414         (print_specific_help): Update call to print_filtered_help.
2415         (common_handle_option): Update calls to print_specific_help.  Use
2416         gcc_options structure for more settings.  Make --help table
2417         const.  Don't handle OPT_fprofile_dir_ here.  Update calls to
2418         set_debug_level.
2419         * toplev.c (profile_data_prefix): Remove.
2420         * toplev.h (profile_data_prefix, exit_after_options): Remove
2421         declarations.
2422         (fast_math_flags_set_p): Update prototype.
2423         * cppbuiltin.c (define_builtin_macros_for_compilation_flags):
2424         Update call to fast_math_flags_set_p.
2425
2426 2010-11-22  Richard Henderson  <rth@redhat.com>
2427
2428         PR target/46434
2429         * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p;
2430         return the address register extracted.
2431         (crx_decompose_address): Update the extracted address register.
2432
2433 2010-11-22  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
2434
2435         PR driver/43335
2436         * gcc.c (main): Don't crash when lto-wrapper program is not found.
2437
2438 2010-11-22  Joern Rennecke  <amylaar@spamcop.net>
2439
2440         PR target/46608
2441         * config/picochip/picochip.c (picochip_secondary_reload): Make static.
2442         * config/picochip/picochip-protos.h: Don't include "target.h" .
2443         (picochip_secondary_reload): Don't declare.
2444
2445         PR target/46613
2446         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
2447         * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
2448         static.
2449
2450 2010-11-22  H.J. Lu  <hongjiu.lu@intel.com>
2451
2452         PR bootstrap/46609
2453         * gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING.
2454         (source_dot_c_frul): Likewise.
2455
2456 2010-11-22  Basile Starynkevitch  <basile@starynkevitch.net>
2457
2458         * gimple-pretty-print.c (dump_bb_header): Add check for cfun.
2459
2460 2010-11-22  Paolo Bonzini  <bonzini@gnu.org>
2461
2462         PR bootstrap/44970
2463         * Makefile.in (fwprop.o) Add sparseset.h.
2464         * fwprop.c: Include sparseset.h
2465         (struct find_occurrence_data, find_occurrence_callback,
2466         find_occurrence): Remove.
2467         (active_defs, active_defs_check, register_active_defs,
2468         update_df_init, update_uses): New.
2469         (update_df): Rewrite.
2470         (try_fwprop_subst, forward_propagate_asm): Add calls to
2471         update_df_init and update_df.
2472         (fwprop_init): Allocate active_defs and active_defs_check.
2473         (fwprop_done): Free them.
2474         (fwprop, fwprop_addr): Adjust comments.
2475         * df.h (df_uses_create): Declare.
2476         * df-scan.c (df_install_ref_incremental): Break out of df_ref_create.
2477         (df_ref_create): Return result of df_ref_create_structure directly.
2478         (df_ref_create_structure): Call df_install_ref_incremental when
2479         no collection_rec is passed.
2480         (df_ref_record): Do not create multiword hard reg info when no
2481         collection_rec is passed.
2482         (df_uses_create): New.
2483
2484 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2485
2486         PR middle-end/43057
2487         * fold-const.c (pedantic_non_lvalue_loc): Unshare x before
2488         setting location.
2489
2490 2010-11-22  Richard Guenther  <rguenther@suse.de>
2491
2492         * gimple-fold.c (maybe_fold_reference): When canonicalizing
2493         MEM_REFs, preserve volatileness.
2494         * cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL
2495         addresses.
2496
2497 2010-11-22  Richard Guenther  <rguenther@suse.de>
2498
2499         * tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks.
2500
2501 2010-11-22  Alexander Monakov  <amonakov@ispras.ru>
2502
2503         PR rtl-optimization/45652
2504         * alias.c (get_reg_base_value): New.
2505         * rtl.h (get_reg_base_value): Add prototype.
2506         * sel-sched.c (init_regs_for_mode): Use it.  Don't use registers with
2507         non-null REG_BASE_VALUE for renaming.
2508
2509 2010-11-22  Jeremie Salvucci  <jeremie.salvucci@free.fr>
2510             Basile Starynkevitch  <basile@starynkevitch.net>
2511
2512         * gengtype.c: Include xregex.h and obstack.h
2513         Added comments about role of get_output_file_with_visibility and
2514         our regexpr machinery.
2515         (frul_actionrout_t, struct file_rule_st): New.
2516         (hader_dot_h_frul, source_dot_c_frul): New functions.
2517         (NULL_REGEX,  NULL_FRULACT): New.
2518         (files_rules): New.
2519         (matching_file_name_substitute): New function.
2520         (get_output_file_with_visibility): Updated comments and rewritten
2521         to use the new files_rules machinery.
2522
2523         * Makefile.in (XREGEX_H): Added variable.
2524         (build/gengtype.o): Added dependencies for xregex.h and obstack.h
2525
2526 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2527
2528         * system.h (FUNCTION_ARG_BOUNDARY): Really poison.
2529
2530 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2531
2532         * target.def (conditional_register_usage): Define.
2533         * reginfo.c (init_reg_sets_1): Call
2534         targetm.conditional_register_usage.
2535         * system.h (CONDITIONAL_REGISTER_USAGE): Poison.
2536         * doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language
2537         for making it a hook.
2538         * doc/tm.texi: Regenerate.
2539         * config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2540         * config/alpha/alpha.c (alpha_conditional_register_usage): ...here.
2541         New function.
2542         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2543         * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2544         * config/arc/arc.c (arc_conditional_register_usage): ...here.
2545         New function.
2546         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2547         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2548         * config/arm/arm.c (arm_conditional_register_usage): ...here.
2549         New function.
2550         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2551         * config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete.
2552         * config/bfin/bfin-protos.h (conditional_register_usage): Delete.
2553         * config/bfin/bfin.c (conditional_register_usage): Move code into...
2554         (bfin_conditional_register_usage): ...here.  New function.
2555         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2556         * config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete.
2557         * config/cris/cris-protos.h (cris_conditional_register_usage): Delete.
2558         * config/cris/cris.c (cris_conditional_register_usage): Make static.
2559         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2560         * config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment.
2561         * config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete.
2562         * config/frv/frv-protos.h (frv_conditional_register_usage): Delete.
2563         * config/frv/frv.c (frv_conditional_register_usage): Make static.
2564         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2565         * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2566         * config/h8300/h8300.c (h8300_conditional_register_usage): ...here.
2567         New function.
2568         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2569         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete.
2570         * config/i386/i386-protos.h (ix86_conditional_register_usage): Delete.
2571         * config/i386/i386.c (ix86_conditional_register_usage): Make static.
2572         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2573         * config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete.
2574         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete.
2575         * config/m32c/m32c.c (m32c_conditional_register_usage): Make static.
2576         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2577         * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2578         * config/m32r/m32r.c (m32r_conditional_register_usage): ...here.
2579         New function.
2580         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2581         * config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete.
2582         * config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage):
2583         Delete.
2584         * config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make
2585         static.
2586         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2587         * config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete.
2588         * config/mep/mep-protos.h (mep_conditional_register_usage): Delete.
2589         * config/mep/mep.c (mep_conditional_register_usage): Make static.
2590         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2591         * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete.
2592         * config/mips/mips-protos.h (mips_conditional_register_usage): Delete.
2593         * config/mips/mips.c (mips_conditional_register_usage): Make static.
2594         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2595         * config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete.
2596         * config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete.
2597         * config/mmix/mmix.c (mmix_conditional_register_usage): Make static.
2598         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2599         * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2600         * config/mn10300/mn10300.c (mn10300_conditional_register_usage):
2601         ...here.  New function.
2602         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2603         * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2604         * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this...
2605         * config/pa/pa.c (pa_conditional_register_usage): ...here.
2606         New function.
2607         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2608         * config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2609         * config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here.
2610         New function.
2611         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2612         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete.
2613         * config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage):
2614         Delete.
2615         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
2616         static.
2617         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2618         * config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete.
2619         * config/rx/rx-protos.h (rx_conditional_register_usage): Delete.
2620         * config/rx/rx.c (rx_conditional_register_usage): Make static.
2621         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2622         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete.
2623         * config/s390/s390-protos.h (s390_conditional_register_usage): Delete.
2624         * config/s390/s390.c (s390_conditional_register_usage): Make static.
2625         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2626         * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2627         * config/score/score.c (score_conditional_register_usage): ...here.
2628         New function.
2629         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2630         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2631         * config/sh/sh.c (sh_conditional_register_usage): ...here.
2632         New function.
2633         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2634         * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2635         * config/sparc/sparc.c (sparc_conditional_register_usage): ...here.
2636         New function.
2637         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2638         * config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete.
2639         * config/spu/spu-protos.h (spu_conditional_register_usage): Delete.
2640         * config/spu/spu.c (spu_conditional_register_usage): Make static.
2641         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2642         * config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2643         * config/v850/v850.c (v850_conditional_register_usage): ...here.
2644         New function.
2645         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2646
2647 2010-11-21  Jan Hubicka  <jh@suse.cz>
2648             Dominique d'Humieres <dominiq@lps.ens.ft>
2649
2650         PR target/46510
2651         * tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not
2652         finalize external decls.
2653
2654 2010-11-21  Joseph Myers  <joseph@codesourcery.com>
2655
2656         * system.h (strerror): Poison.
2657
2658 2010-11-21  Richard Henderson  <rth@redhat.com>
2659
2660         * config/ia64/ia64.c (ia64_expand_builtin): Use the correct mode
2661         for infq/huge_valq.
2662
2663 2010-11-21  Richard Henderson  <rth@redhat.com>
2664
2665         PR rtl-optimization/46571
2666         * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
2667         (compute_hash_table_work): Use NONDEBUG_INSN_P.
2668
2669 2010-11-21  Paul Koning  <ni1d@arrl.net>
2670
2671         * config/mips/pdp11.md (negsi2): Fix wrong code.
2672
2673 2010-11-21  Paul Koning  <ni1d@arrl.net>
2674
2675         * config/mips/pdp11.c (pdp11_legitimate_address_p): New function.
2676         * config/mips/pdp11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2677
2678 2010-11-21  Eric Botcazou  <ebotcazou@adacore.com>
2679
2680         * config/mips/mips.c (machine_function): Rename load_label_length to
2681         load_label_num_insns.
2682         (mips_load_label_length): Rename to...
2683         (mips_load_label_num_insns): ...this.  Adjust to first renaming.
2684         (mips_adjust_insn_length): Adjust to second renaming.  Fix thinko.
2685
2686 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2687
2688         PR target/46533
2689         * config/alpha/predicates.md (direct_call_operand): Return false
2690         for !TARGET_SMALL_TEXT targets.
2691
2692 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
2693
2694         * doc/tm.texi.in (HANDLE_SYSV_PRAGMA,
2695         HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
2696         (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to HANDLE_SYSV_PRAGMA.
2697         * doc/tm.texi: Regenerate.
2698         * system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA,
2699         HANDLE_PRAGMA_WEAK): Poison.
2700         * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2701         * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2702         * config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
2703         * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
2704         * config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2705         * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2706         * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2707         * config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
2708         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2709         * config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
2710         * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2711         * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
2712         * config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2713         * config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2714         * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2715         (HANDLE_PRAGMA_WEAK): Don't undefine.
2716         * config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2717         * config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
2718         * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2719         * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
2720         * config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2721         (HANDLE_PRAGMA_WEAK): Don't undefine.
2722         * config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2723         * config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
2724         (HANDLE_PRAGMA_PACK): Don't undefine.
2725         * config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
2726         * config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2727         * config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2728         * config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2729         * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
2730         * config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2731         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2732         * config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2733         * config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
2734         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2735         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
2736         * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2737         * config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2738         * config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2739         * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2740         * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define.
2741         * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2742
2743 2010-11-20  Eric Botcazou  <ebotcazou@adacore.com>
2744
2745         PR target/31100
2746         * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP): Move to...
2747         * config/sparc/sol2.h (ASM_OUTPUT_ALIGN_WITH_NOP): ...here.
2748         * config/sparc/sol2-gas.h (ASM_OUTPUT_ALIGN_WITH_NOP): Undefine.
2749
2750 2010-11-20  Jan Hubicka  <jh@suse.cz>
2751
2752         * cgraph.c (ld_plugin_symbol_resolution_names): New.
2753         (dump_cgraph_node): Dump resolution.
2754         * cgraph.h (ld_plugin_symbol_resolution_names): Declare.
2755         (cgraph_comdat_can_be_unshared_p): Dclare.
2756         * lto-streamer-out.c (produce_symtab): Use
2757         cgraph_comdat_can_be_unshared_p.
2758         * ipa.c (cgraph_address_taken_from_non_vtable_p): New function.
2759         (cgraph_comdat_can_be_unshared_p): New function based on logic
2760         in cgraph_externally_visible_p.
2761         (cgraph_externally_visible_p): Use it.
2762         (varpool_externally_visible_p): Virtual tables can be unshared.
2763         * varpool.c (dump_varpool_node): Dump resolution.
2764
2765 2010-11-20  Jan Hubicka  <jh@suse.cz>
2766
2767         * stmt.c (lshift_cheap_p): Support properly optimize_insn_for_speed_p.
2768
2769 2010-11-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2770
2771         PR other/46202
2772         * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables.
2773         (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix
2774         shell quoting.
2775         (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new.
2776         (install-strip): New target.
2777         (STRIPPROG): New variable, exported if STRIP is set.
2778         * doc/install.texi (Final install): Minor markup and code style
2779         fixes.  Document install-strip target.
2780
2781 2010-11-20  Paul Koning  <ni1d@arrl.net>
2782
2783         * config/pdp11/pdp11-protos.h (pdp11_initial_elimination_offset,
2784         pdp11_regno_reg_class): New functions.
2785         * config/pdp11/pdp11.md (define_constants): Add register numbers.
2786         * config/pdp11/pdp11.c (pdp11_regno_reg_class,
2787         pdp11_sp_frame_offset, pdp11_initial_elimination_offset): New
2788         functions.
2789         * config/pdp11/pdp11.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Add
2790         frame pointer and argument pointer pseudo-registers.
2791         (ARG_POINTER_REGNUM): Define.
2792         (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add frame pointer and
2793         argument pointer.
2794         (FIRST_PARM_OFFSET): Update for argument pointer.
2795         (INITIAL_FRAME_POINTER_OFFSET): Delete.
2796         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): New macros.
2797         (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P, REGISTER_NAMES): Add
2798         frame pointer and argument pointer.
2799
2800 2010-11-20  Jakub Jelinek  <jakub@redhat.com>
2801
2802         PR debug/46561
2803         * tree-parloops.c (try_create_redunction_list): Ignore debug stmts
2804         when looking for immediate uses.
2805
2806         PR tree-optimization/45830
2807         * stmt.c (expand_switch_using_bit_tests_p): New function.
2808         (expand_case): Use it.
2809         * tree.h (expand_switch_using_bit_tests_p): New prototype.
2810         * tree-switch-conversion.c (struct switch_conv_info): Add
2811         bit_test_uniq, bit_test_count and bit_test_bb fields.
2812         (check_range): Fix a comment.
2813         (check_process_case): Compute bit_test_uniq and bit_test_count.
2814         (create_temp_arrays): Use XCNEWVEC, merge 3 arrays into one
2815         allocation.
2816         (free_temp_arrays): Use XDELETEVEC, adjust for the 3 arrays merging.
2817         (constructor_contains_same_values_p): Use FOR_EACH_VEC_ELT.
2818         (array_value_type): New function.
2819         (build_one_array): Use it, if it returned different type,
2820         fold_convert all constructor fields and convert back to the
2821         wider type in the generated code.
2822         (process_switch): Initialize bit_test_uniq, bit_test_count and
2823         bit_test_bb fields.  Don't optimize if expand_switch_using_bit_tests_p
2824         returned true.
2825
2826 2010-11-19  Michael Matz  <matz@suse.de>
2827
2828         PR tree-optimization/46077
2829         * tree-chrec.c (eq_evolutions_p): Accept some expressions.
2830
2831 2010-11-19  Anatoly Sokolov  <aesok@post.ru>
2832
2833         * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2834         * config/mn10300/mn10300.c (mn10300_asm_output_addr_const_extra): New
2835         function.
2836         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2837
2838 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
2839
2840         * mode-switching.c (optimize_mode_switching): Use
2841         FOR_BB_INSNS instead of open-coded loop.
2842         * cfgrtl.c (redirect_branch_edge): Ditto.
2843
2844 2010-11-19  Joern Rennecke  <amylaar@spamcop.net>
2845
2846         PR target/46436
2847         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Split shift count
2848         to accomodate 32 bit HOST_WIDE_INT.
2849         (m68hc11_emit_logical): Remove unused variable insn.
2850         (m68hc11_check_z_replacement) <CLOBBER>: Set this_insn_uses_ix and
2851         this_insn_uses_iy before use.
2852
2853         PR target/46434
2854         * config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
2855
2856 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2857
2858         PR c/46547
2859         * c-tree.h (in_late_binary_op): Move to c-family/c-common.h.
2860         * c-typeck.c (in_late_binary_op): Move to c-family/c-common.c.
2861
2862 2010-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
2863
2864         * doc/extend.texi (Function attributes): Document PowerPC target
2865         attributes that are supported.
2866         (Pragmas): Document that PowerPC now supports target pragmas.
2867
2868         * doc/options.texi (TargetVariable): Document TargetVariable,
2869         HeaderInclude, and SourceInclude.
2870
2871         * doc/invoke.texi (-mfused-madd): Document that -mfused-madd is
2872         mapped to -ffp-contract=fast, and -mno-fused-madd is mapped to
2873         -ffp-contract=off.
2874
2875         * optc-gen.awk: Add support for TargetVariable, HeaderInclude, and
2876         SourceInclude directives.  Fix a cut+paste error with target save
2877         enum variables.  Sort enums in the structures after ints and
2878         before shorts.
2879         * opth-gen.awk: Ditto.
2880
2881         * configure.ac: Add support for HeaderInclude and SourceInclude option
2882         directives to add the appropriate files to the dependency lists.
2883         * configure: Regenerate.
2884         * Makefile.in (OPTIONS_H_EXTRA): New variable for HeaderInclude.
2885         (OPTIONS_C_EXTRA): New variable for SourceInclude.
2886         (OPTIONS_H): Add $(OPTIONS_H_EXTRA).
2887         (options.o): Add $(OPTIONS_C_EXTRA) dependency.
2888         (gcc-options.o): Ditto.
2889         * opt-include.awk: New awk script to handle HeaderInclude and
2890         TargetInclude.
2891
2892         * config/rs6000/aix.opt (-mxl-compat): Mark option as Save so it
2893         gets saved in the target options.
2894         * config/rs6000/linux64.opt (-mprofile-kernel): Ditto.
2895         * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2896         (-mprototype): Ditto.
2897         (-mbit-word): ditto.
2898         (-mregnames): Ditto.
2899         (-msecure-plt): Ditto.
2900         (-mbss-plt): Ditto.
2901         * config/rs6000/rs6000.opt (-mpowerpc-gpopt): Ditto.
2902         (-mpowerpc-gfxopt): Ditto.
2903         (-mmfcrf): Ditto.
2904         (-mpopcntb): Ditto.
2905         (-mfprnd): Ditto.
2906         (-mcmpb): Ditto.
2907         (-mmmfpgpr): Ditto.
2908         (-maltivec): Ditto.
2909         (-mhard-dfp): Ditto.
2910         (-mmulhw): Ditto.
2911         (-mdlmzb): Ditto.
2912         (-mmultiple): Ditto.
2913         (-mstring): Ditto.
2914         (-mpopcntd): Ditto.
2915         (-mfriz): Ditto.
2916         (-mvsx): Ditto.
2917         (-mno-update): Ditto.
2918         (-mavoid-indexed-addresses): Ditto.
2919         (-mtls-markers): Ditto.
2920         (-msched-epilog): Ditto.
2921         (-msched-prolog): Ditto.
2922         (-maix-struct-return): Ditto.
2923         (-msvr4-struct-return): Ditto.
2924         (-mxl-compat): Ditto.
2925         (-mrecip-precision): Ditto.
2926         (-mfp-in-toc): Ditto.
2927         (-msum-in-toc): Ditto.
2928         (-mvrsave): Ditto.
2929         (-mblock-move-inline-limit=): Ditto.
2930         (-misel): Ditto.
2931         (-mpaired): Ditto.
2932         (-mlongcall): Ditto.
2933         (-mgen-cell-microcode): Ditto.
2934         (-mwarn-cell-microcode): Ditto.
2935         (-mwarn-altivec-long): Ditto.
2936         (-mprioritize-restricted-insns=): Ditto.
2937         (-msingle-float): Ditto.
2938         (-mdouble-float): Ditto.
2939         (-msimple-fpu): Ditto.
2940         (-mxilinx-fpu): Ditto.
2941         * config/rs6000/aix64.opt (-mpe): Ditto.
2942
2943         * config/rs6000/rs6000.opt (HeaderInclude): Include rs6000-opts.h.
2944         (rs6000_cpu): Move variable to be a target variable.  Rename
2945         cmodel to rs6000_current_cmodel because of macro conflict.  Merge
2946         -mdebug=<xxx> variables into a single int.
2947         (rs6000_always_hint): Ditto.
2948         (rs6000_sched_groups): Ditto.
2949         (rs6000_align_branch_targets): Ditto.
2950         (rs6000_sched_costly_dep): Ditto.
2951         (rs6000_sched_insert_nops): Ditto.
2952         (rs6000_long_double_type_size): Ditto.
2953         (rs6000_ieeequad): Ditto.
2954         (rs6000_altivec_abi): Ditto.
2955         (rs6000_spe): Ditto.
2956         (rs6000_spe_abi): Ditto.
2957         (rs6000_float_gprs): Ditto.
2958         (rs6000_darwin64_abi): Ditto.
2959         (can_override_loop_align): Ditto.
2960         (rs6000_sdata): Ditto.
2961         (rs6000_tls_size): Ditto.
2962         (rs6000_current_abi): Ditto.
2963         (rs6000_traceback): Ditto.
2964         (rs6000_alignment_flags): Ditto.
2965         (rs6000_current_cmodel): Ditto.
2966         (rs6000_recip_control): Ditto.
2967         (rs6000_cpu_index): Ditto.
2968         (rs6000_tune_index): Ditto.
2969         (rs6000_debug): Ditto.
2970         (rs6000_target_flags_explict): Ditto.
2971
2972         * config/rs6000/rs6000-protos.h (rs6000_pragma_target_parse): Add
2973         declaration.
2974
2975         * config/rs6000/linux64.h (rs6000_current_cmode): Rename from
2976         cmodel.  Change all uses.
2977
2978         * config/rs6000/rs6000.c (rs6000_always_hint): Move to
2979         rs6000.opt.  Combine -mdebug=<xxx> variables into a single int.
2980         Rename cmodel to rs6000_current_cmodel.
2981         (rs6000_sched_groups): Ditto.
2982         (rs6000_align_branch_targets): Ditto.
2983         (rs6000_sched_costly_dep): Ditto.
2984         (rs6000_sched_insert_nops): Ditto.
2985         (rs6000_long_double_type_size): Ditto.
2986         (rs6000_ieeequad): Ditto.
2987         (rs6000_altivec_abi): Ditto.
2988         (rs6000_spe): Ditto.
2989         (rs6000_spe_abi): Ditto.
2990         (rs6000_float_gprs): Ditto.
2991         (rs6000_darwin64_abi): Ditto.
2992         (can_override_loop_align): Ditto.
2993         (rs6000_sdata): Ditto.
2994         (rs6000_tls_size): Ditto.
2995         (rs6000_current_abi): Ditto.
2996         (rs6000_traceback): Ditto.
2997         (rs6000_alignment_flags): Ditto.
2998         (rs6000_current_cmodel): Ditto.
2999         (rs6000_recip_control): Ditto.
3000         (rs6000_cpu_index): Ditto.
3001         (rs6000_tune_index): Ditto.
3002         (rs6000_debug): Ditto.
3003         (rs6000_target_flags_explict): Ditto.
3004         (rs6000_sched_insert_nops_str): Make static.
3005         (rs6000_sched_costly_dep_str): Ditto.
3006         (rs6000_recip_name): Ditto.
3007         (rs6000_abi_name): Ditto.
3008         (rs6000_sdata_name): Ditto.
3009         (enum rs6000_traceback_name): Move to rs6000-opts.h.
3010         (rs6000_parse_tls_size_option): Delete.
3011         (rs6000_valid_attribute_p): New function for target attributes and
3012         pragmas.
3013         (rs6000_function_specific_save): Ditto.
3014         (rs6000_function_specific_restore): Ditto.
3015         (rs6000_function_specific_print): Ditto.
3016         (rs6000_can_inline_p): Ditto.
3017         (rs6000_set_current_function): Ditto.
3018         (rs6000_inner_target_options): Ditto.
3019         (rs6000_debug_target_options): Ditto.
3020         (rs6000_pragma_target_parse): Ditto.
3021         (TARGET_OPTION_VALID_ATTRIBUTE_P): Define target hooks for target
3022         attributes and pragmas.
3023         (TARGET_OPTION_SAVE): Ditto.
3024         (TARGET_OPTION_RESTORE): Ditto.
3025         (TARGET_OPTION_PRINT): Ditto.
3026         (TARGET_CAN_INLINE_P): Ditto.
3027         (TARGET_SET_CURRENT_FUNCTION): Ditto.
3028         (POWER_MASKS): Move to file level scope from the
3029         rs6000_option_override_internal function.
3030         (POWERPC_MASKS): Ditto.
3031         (ISA_*_MASKS): Ditto.
3032         (struct rs6000_ptt): Ditto.
3033         (processor_target_table): Ditto.
3034         (rs6000_cpu_name_lookup): Map cpu name to an index in
3035         processor_target_table.
3036         (rs6000_debug_reg_global): Print more information on processor
3037         options for -mdebug=reg.
3038         (rs6000_init_hard_regno_mode_ok): Add support for target
3039         attributes and pragmas.  Merge all -mdebug=<xxx> fields into one.
3040         Allow -mdebug=val1,val2.  Rename cmodel variable.
3041         (rs6000_option_override_internal): Ditto.
3042         (rs6000_option_override): Ditto.
3043         (rs6000_handle_option): Ditto.
3044         (rs6000_conditional_register_usage): Add debug trace message.
3045         (struct rs6000_opt_mask): New for target attribute/pragma support.
3046         (rs6000_opt_masks): Ditto.
3047         (struct rs6000_opt_var): Ditto.
3048         (rs6000_opt_vars): Ditto.
3049         (rs6000_previous_function): Ditto.
3050
3051         * config/rs6000/rs6000.h (top level): Include rs6000-opts.h if it
3052         wasn't already included.
3053         (enum rs6000_cmodel): Move to rs6000-opts.h or rs6000.opt.
3054         (enum processor_type): Ditto.
3055         (rs6000_cpu): Ditto.
3056         (enum fpu_type_t): Ditto.
3057         (fpu_type): Ditto.
3058         (enum rs6000_dependence_cost): Ditto.
3059         (enum rs6000_nop_insertion): Ditto.
3060         (enum group_termination): Ditto.
3061         (rs6000_long_double_type_size): Ditto.
3062         (rs6000_ieeequad): Ditto.
3063         (rs6000_altivec_abi): Ditto.
3064         (rs6000_spe_abi): Ditto.
3065         (rs6000_spe): Ditto.
3066         (rs6000_float_gprs): Ditto.
3067         (rs6000_alignment_flags): Ditto.
3068         (rs6000_sched_insert_nops): Ditto.
3069         (enum rs6000_vector): Ditto.
3070         (enum rs6000_abi): Ditto.
3071         (rs6000_current_opt): Ditto.
3072         (rs6000_debug_*): Delete.
3073         (MASK_DEBUG*): Combine -mdebug=xxxx into one int.
3074         (TARGET_DEBUG*): Ditto.
3075
3076         * config/rs6000/rs6000-opts.h: New header file to define the enums
3077         that are used in target variables that are now defined in rs6000.opt.
3078
3079         * config/rs6000/sysv4.h (enum rs6000_sdata_type): Move to
3080         rs6000-opts.h.
3081         (rs6000_sdata): Ditto.
3082         (rs6000_abi_name): Delete.
3083         (rs6000_sdata_name): Ditto.
3084         (rs6000_tls_size_string): Ditto.
3085
3086 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3087
3088         * common.opt (debug_struct_ordinary, debug_struct_generic): New
3089         Variable entries.
3090         * dwarf2out.c (matches_main_base, dump_struct_debug, DUMP_GSTRUCT,
3091         should_emit_struct_debug): Move from opts.c.
3092         * flag-types.h (enum debug_struct_file): Move from opts.c.
3093         * flags.h (should_emit_struct_debug): Remove.
3094         (base_of_path): Declare.
3095         (set_struct_debug_option): Add gcc_options parameter.
3096         * optc-gen.awk, opth-gen.awk: Handle array variables.
3097         * opts.c (enum debug_struct_file, debug_struct_ordinary,
3098         debug_struct_generic): Remove.
3099         (set_struct_debug_option): Add gcc_options parameter.
3100         (base_of_path): Remove static.
3101         (main_input_basename, main_input_baselength, matches_main_base,
3102         dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug):
3103         Remove.
3104         * toplev.c (main_input_basename, main_input_baselength): Define
3105         here.
3106         * toplev.h (main_input_basename, main_input_baselength): Declare
3107         here.
3108
3109 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3110
3111         * common.opt (flag_instrument_functions_exclude_functions,
3112         flag_instrument_functions_exclude_files): New Variable definitions.
3113         * flags.h (flag_instrument_functions_exclude_p): Don't declare.
3114         * gimplify.c (char_p): Declare type and vectors.
3115         (flag_instrument_functions_exclude_p): Moved from opts.c.  Make static.
3116         * opts.c (flag_instrument_functions_exclude_functions,
3117         flag_instrument_functions_exclude_files): Remove.
3118         (add_comma_separated_to_vector): Take void **.
3119         (flag_instrument_functions_exclude_p): Move to gimplify.c.
3120         (common_handle_option): Use options structure for
3121         -finstrument-functions-exclude- options.
3122
3123 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3124
3125         * doc/options.texi (Var): Document effects of Defer.
3126         (Defer): Document.
3127         * opt-functions.awk (var_type, var_set): Handle deferred options.
3128         * opts-common.c (set_option): Handle CLVC_DEFER.
3129         * common.opt (fcall-saved-, fcall-used-, fdump-, ffixed-,
3130         fplugin=, fplugin-arg-, fstack-limit, fstack-limit-register=,
3131         fstack-limit-symbol=): Mark as deferred.
3132         * opts.c: Don't include rtl.h, ggc.h, output.h, tree-pass.h or
3133         plugin.h.
3134         (print_filtered_help): Don't report state of CLVC_DEFER options.
3135         (common_handle_option): Move code for OPT_fcall_used_,
3136         OPT_fcall_saved_, OPT_fdump_, OPT_ffixed_, OPT_fplugin_,
3137         OPT_fplugin_arg_, OPT_fstack_limit, OPT_fstack_limit_register_ and
3138         OPT_fstack_limit_symbol_ to opts-global.c.
3139         (option_enabled, get_option_state): Handle CLVC_DEFER.
3140         * opts.h: Include vec.h.
3141         (enum cl_var_type): Add CLVC_DEFER.
3142         (cl_deferred_option): Define type and vectors.
3143         (handle_common_deferred_options): Declare.
3144         * opts-global.c: New.
3145         * toplev.c (toplev_main): Call handle_common_deferred_options
3146         * Makefile.in (OPTS_H): Include $(VEC_H).
3147         (OBJS-common): Include opts-global.o.
3148         (opts.o): Update dependencies.
3149         (opts-global.o): Add dependencies.
3150
3151 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
3152
3153         * c-parser.c (c_parser_objc_protocol_definition): Pass attributes
3154         to objc_declare_protocols.
3155
3156 2010-11-19  Richard Guenther  <rguenther@suse.de>
3157
3158         PR lto/45789
3159         * lto-streamer-out.c (lto_output_ts_common_tree_pointers): For
3160         IDENTIFIERs do not stream TREE_TYPE.
3161         * lto-streamer-in.c (lto_input_ts_common_tree_pointers): Likewise.
3162
3163 2010-11-19  Christian Borntraeger  <borntraeger@de.ibm.com>
3164
3165         * config/s390/s390.c (s390_function_arg_integer): Handle NULLPTR_TYPE.
3166
3167 2010-11-19  Jakub Jelinek  <jakub@redhat.com>
3168
3169         PR target/45870
3170         * dwarf2out.c (const_ok_for_output_1): Don't complain about
3171         non-delegitimized TLS UNSPECs.
3172
3173 2010-11-18  Jack Howarth  <howarth@bromo.med.uc.edu>
3174             Ian Lance Taylor  <iant@google.com>
3175
3176         * config/darwin-c.c (darwin_additional_format_types): Export.
3177
3178 2010-11-18  Paul Koning  <ni1d@arrl.net>
3179
3180         * config/pdp11/pdp11.h (FIRST_PARM_OFFSET): Fix case of no frame
3181         pointer.
3182
3183 2010-11-18  Paul Koning  <ni1d@arrl.net>
3184
3185         * config/pdp11/pdp11.md (abshi2): Delete TARGET_ABSHI_BUILTIN.
3186         * config/pdp11/pdp11.c (TARGET_DEFAULT_TARGET_FLAGS): Ditto.
3187         * config/pdp11/pdp11.opt (-mabshi): Delete.
3188
3189 2010-11-19  Mingjie Xing  <mingjie.xing@gmail.com>
3190
3191         * resource.h (struct resources): Fix typo in the comment.
3192
3193 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
3194
3195         PR target/46546
3196         * config/i386/i386.c (ix86_reorg): Call compute_bb_for_insn.
3197
3198 2010-11-18  Richard Henderson  <rth@redhat.com>
3199
3200         PR middle-end/46515
3201         * function.c (maybe_copy_prologue_epilogue_insn): Rename from
3202         maybe_copy_epilogue_insn; handle prologue insns as well.
3203         * rtl.h, cfglayout.c: Update for rename.
3204         * recog.c (peep2_attempt): Copy prologue/epilogue data for
3205         RTX_FRAME_RELATED_P insns.
3206
3207 2010-11-18  Jakub Jelinek  <jakub@redhat.com>
3208
3209         PR middle-end/46534
3210         * builtins.c (fold_builtin_printf): Don't copy and modify string
3211         before build_string_literal, instead modify what
3212         build_string_literal returned.
3213
3214 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
3215
3216         PR c/33193
3217         * c-typeck.c (build_unary_op): Call build_real_imag_expr for
3218         REALPART_EXPR and IMAGPART_EXPR.
3219
3220 2010-11-18  Richard Guenther  <rguenther@suse.de>
3221
3222         PR tree-optimization/46172
3223         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): New
3224         function.
3225         (slpeel_tree_peel_loop_to_edge): Call it.
3226
3227 2010-11-18  Jeff Law  <law@redhat.com>
3228
3229         PR middle-end-optimization/46297
3230         * postreload.c (reload_combine_note_store): Deal with embedded
3231         side effects in MEM expressions.
3232
3233 2010-11-18  Richard Guenther  <rguenther@suse.de>
3234
3235         PR lto/45089
3236         * dwarf2out.c (add_AT_die_ref): Work around LTO losing types
3237         when checking is not enabled.
3238
3239 2010-11-18  Richard Guenther  <rguenther@suse.de>
3240
3241         PR lto/46525
3242         * gimple.c (gimple_register_type): Update TYPE_MAIN_VARIANT of
3243         type leaders.
3244         (gimple_register_canonical_type): Also cache the canoncial type
3245         for non type leaders.
3246
3247 2010-11-18  Richard Guenther  <rguenther@suse.de>
3248
3249         * lto-wrapper.c (run_gcc): Fix -flto=N parsing.
3250
3251 2010-11-18  Alexander Monakov  <amonakov@ispras.ru>
3252
3253         PR middle-end/46518
3254         * sel-sched-ir.c (init_expr): Use the correct type for
3255         target_available.
3256         * sel-sched.c (fill_vec_av_set): Use explicitly signed char type.
3257
3258 2010-11-17  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
3259
3260         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Support -fpic
3261         as well as -mrelocatable at the same time.
3262
3263 2010-11-17  Quentin Neill  <quentin.neill.gnu@gmail.com>
3264
3265         PR target/46422
3266         * config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32, __lzcnt_u64):
3267         Call the clz builtin.
3268
3269 2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
3270             Steve Ellcey  <sje@cup.hp.com>
3271
3272         PR middle-end/31490
3273         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
3274         if section attribute used.
3275
3276 2010-11-17  Jan Hubicka  <jh@suse.cz>
3277
3278         * builtins.c (expand_builtin_mathfn_2, expand_builtin_mathfn): Do not
3279         expand errno setting variant when optimizing for size.
3280
3281 2010-11-17  Eric Botcazou  <ebotcazou@adacore.com>
3282
3283         * postreload.c (reload_combine): Call control_flow_insn_p only once.
3284         Reverse backward loop.  Fix formatting issues.
3285
3286 2010-11-17  Paolo Bonzini  <bonzini@gnu.org>
3287
3288         * c-parser.c (c_token_is_qualifier,
3289         c_parser_next_token_is_qualifier): New.
3290         (c_parser_declaration_or_fndef, c_parser_struct_declaration):
3291         Improve error message on specs->tagdef_seen_p.
3292         (c_parser_struct_or_union_specifier): Improve error recovery.
3293         (c_parser_declspecs): Move exit condition on C_ID_ID early.
3294         Reorganize exit condition for C_ID_TYPENAME/C_ID_CLASSNAME
3295         using c_parser_next_token_is_qualifier; extend it to cover
3296         a ctsk_tagdef typespec and !typespec_ok in general.
3297
3298 2010-11-17  Richard Guenther  <rguenther@suse.de>
3299
3300         * value-prof.c (gimple_divmod_fixed_value_transform): Update the stmt.
3301         (gimple_mod_pow2_value_transform): Likewise.
3302         (gimple_mod_subtract_transform): Likewise.
3303
3304 2010-11-17  Richard Guenther  <rguenther@suse.de>
3305
3306         PR lto/46504
3307         * gimple.c (gimple_register_canonical_type): Make sure to only
3308         make type leaders canonical types.
3309
3310 2010-11-17  Michael Matz  <matz@suse.de>
3311
3312         * timevar.def (TV_IPA_OPT, TV_EARLY_LOCAL, TV_OPTIMIZE,
3313         TV_POSTRELOAD, TV_REMOVE_UNUSED, TV_ADDRESS_TAKEN, TV_TODO,
3314         TV_VERIFY_LOOP_CLOSED, TV_VERIFY_RTL_SHARING,
3315         TV_REBUILD_FREQUENCIES, TV_REPAIR_LOOPS): New.
3316         * tree-into-ssa.c (rewrite_into_ssa): Don't push/pop timevar here ...
3317         (pass_build_ssa): ... but here.
3318         * cgraphbuild.c (pass_rebuild_cgraph): Use timevar.
3319         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Use timevar.
3320         * tree-emutls.c (pass_ipa_lower_emutls): Ditto.
3321         * df-core.c (pass_df_initialize_opt, pass_df_initialize_no_opt): Ditto.
3322         * predict.c (rebuild_frequencies): Ditto.
3323         * tree-vectorizer.c (pass_ipa_increase_alignment): Ditto.
3324         * emit-rtl.c (verify_rtl_sharing): Ditto.
3325         * tree-cfgcleanup.c (repair_loop_structures): Ditto.
3326         * tree-ssa-live.c (remove_unused_locals): Ditto.
3327         * cfglayout.c (pass_into_cfg_layout, pass_outof_cfg_layout): Ditto.
3328         * tree-ssa.c (pass_early_warn_uninitialized,
3329         execute_update_addresses_taken, pass_update_address_taken): Ditto.
3330         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3331         pass_cleanup_cfg_post_optimizing, tree_rest_of_compilation): Ditto.
3332         * passes.c (pass_postreload, execute_todo): Ditto.
3333         * tree-ssanames.c (pass_release_ssa_names): Ditto.
3334
3335 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3336
3337         * doc/invoke.texi (-dy): Remove.
3338         * langhooks-def.h (lhd_do_nothing_i): Don't declare.
3339         (LANG_HOOKS_PARSE_FILE): Define to lhd_do_nothing.
3340         * langhooks.c (lhd_do_nothing_i): Remove.
3341         * langhooks.h (lang_hooks.parse_file): Take no arguments.
3342         * toplev.c (set_yydebug): Remove.
3343         (compile_file): Update call to lang_hooks.parse_file.
3344         (decode_d_option): Don't handle -dy.
3345
3346 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3347
3348         PR rtl-optimization/46440
3349         * combine.c (update_cfg_for_uncondjump): When changing
3350         an indirect jump into unconditional jump, remove BARRIERs
3351         from bb's footer.
3352
3353 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3354
3355         * opts.c (target_handle_option): Do not assert that loc ==
3356         UNKNOWN_LOCATION.
3357
3358 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3359             Richard Guenther  <rguenther@suse.de>
3360
3361         PR middle-end/45838
3362         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
3363         call_may_clobber_ref_p_1): Return true for __sync_* and some
3364         OpenMP builtins that act as threading barriers.
3365
3366 2010-11-17  Richard Guenther  <rguenther@suse.de>
3367
3368         PR tree-optimization/46498
3369         * tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info.
3370
3371 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3372
3373         * config/xtensa/xtensa.c (function_arg_boundary): Really rename to...
3374         (xtensa_function_arg_boundary): ...this.
3375         * config/picochip/pichochip.c (picochip_function_arg_boundary): Fix
3376         thinko in declaration.
3377         (picochip_function_arg, picochip_arg_partial_bytes): Pass proper
3378         number of parameters to picochip_function_arg_boundary.
3379         (picochip_arg_advance): Likewise.
3380
3381 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3382
3383         PR target/46512
3384         * config/pa/pa.c (pa_function_arg_boundary): Move TYPE_SIZE accesses
3385         under check for type.
3386
3387 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3388
3389         * ifcvt.c (dead_or_predicable): Fix typo.
3390
3391 2010-11-16  Richard Henderson  <rth@redhat.com>
3392
3393         * config.gcc [s390*-*] (extra_options): Add fused-madd.opt.
3394         * config/s390/s390.opt (mfused-madd): Remove.
3395         * config/s390/s390.c (s390_rtx_costs): Handle FMA.
3396         (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD.
3397         * config/s390/s390.md (fma<DSF>4): Rename from *fmadd<DSF>; use FMA.
3398         (fms<DSF>4): Rename from *fmsub<DSF>; use FMA.
3399
3400 2010-11-16  Richard Henderson  <rth@redhat.com>
3401
3402         * config.gcc [powerpc*, rs6000*] (extra_options): Add fused-madd.opt.
3403         * config/rs6000/rs6000.opt (mfused-madd): Remove.
3404         * config/rs6000/altivec.md (altivec_vmaddfp): Remove.
3405         (*altivec_vmaddfp_1): Remove.
3406         (*altivec_fmav4sf4): Rename from altivec_vmaddfp_2; use FMA.
3407         (altivec_mulv4sf3): Expand to FMA directly.
3408         (*altivec_vnmsubfp): Rename from altivec_vnmsubfp.
3409         (*altivec_vnmsubfp_1, *altivec_vnmsubfp_2): Remove.
3410         * config/rs6000/paired.md (paired_madds0): Use FMA.
3411         (paired_madds1): Likewise.
3412         (*paired_madd): Rename from paired_madd; use FMA.
3413         (*paired_msub, *paired_nmadd, *paired_nmsub): Similarly.
3414         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
3415         consider TARGET_FUSED_MADD wrt rs6000_recip_control.
3416         (bdesc_3arg): Update CODE_FOR_* for pattern renames.