+2010-12-13 Joseph Myers <joseph@codesourcery.com>
+
+ * config/m68k/linux.h (DBX_REGISTER_NUMBER): Undefine and
+ redefine.
+ (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
+ * config.gcc (m68k-*-uclinux*, m68k-*-linux*): Don't use svr4.h.
+
+2010-12-13 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/46576
+ * jump.c (mark_all_labels): Skip debug insns.
+
+2010-12-13 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/46782
+ * cfgcleanup.c (try_forward_edges): Skip debug insns.
+
+2010-12-12 Jan Hubicka <jh@suse.cz>
+ Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * varasm.c (default_function_section): Check flag_reorder_functions
+ and targetm.have_named_sections.
+ * config/darwin.c (darwin_function_section): Check
+ flag_reorder_functions.
+
+2010-12-12 Finn Thain <fthain@telegraphics.com.au>
+
+ PR target/46179
+ * config/m68k/m68k.c (handle_move_double): Insert calls to
+ m68k_final_prescan_insn to clean up @TLS operand syntax.
+
+2010-12-10 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/43023
+ * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p):
+ Removed.
+ (stores_zero_from_loop): Call stmt_stores_zero.
+ * tree-data-ref.h (stmt_stores_zero): New.
+ * tree-loop-distribution.c (generate_memset_zero): Do not return a
+ boolean. Call gcc_assert on stride_of_unit_type_p.
+ (generate_builtin): Call stmt_stores_zero.
+ (rdg_flag_all_uses): Removed.
+ (rdg_flag_similar_memory_accesses): Removed.
+ (build_rdg_partition_for_component): Removed parameter
+ other_stores. Removed call to rdg_flag_similar_memory_accesses.
+ (can_generate_builtin): New.
+ (similar_memory_accesses): New.
+ (fuse_partitions_with_similar_memory_accesses): New.
+ (rdg_build_partitions): Call
+ fuse_partitions_with_similar_memory_accesses.
+
+2010-12-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/46804
+ * regmove.c (optimize_reg_copy_3): Look for REG_EQUAL note
+ on the setter of src_reg rather than on insn. If it is
+ equal to the setter's original SET_SRC, replace it with its
+ zero or sign extension instead of dropping it.
+
+2010-12-10 Richard Guenther <rguenther@suse.de>
+
+ PR lto/46808
+ * lto-symtab.c (lto_symtab_merge_decls_2): Avoid type warnings
+ after errors.
+ (lto_symtab_merge_decls_1): Adjust.
+
+2010-12-10 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR middle-end/46674
+ PR lto/43157
+ * target.def (mangle_assembler_name): New target asm_out hook.
+ * targhooks.c (default_mangle_assembler_name): Add default hook
+ implementation.
+ * targhooks.h (default_mangle_assembler_name): Add prototype.
+ * lto-symtab.c (lto_symtab_register_decl): Use new hook when
+ processing DECL_ASSEMBLER_NAMEs for lto symtabs.
+ (lto_symtab_get_resolution): Likewise.
+ (lto_cgraph_replace_node): Likewise.
+ (lto_symtab_prevailing_decl): Likewise.
+ * lto-streamer-out.c (write_symbol): Likewise.
+ * doc/tm.texi.in (TARGET_MANGLE_ASSEMBLER_NAME): Add @hook directive.
+ * doc/tm.texi: Regenerate.
+ * config/i386/cygming.h (TARGET_MANGLE_ASSEMBLER_NAME): Define to
+ point at i386_pe_mangle_assembler_name.
+ * config/i386/winnt.c (i386_pe_mangle_assembler_name): New function.
+ * config/i386/i386-protos.h (i386_pe_mangle_assembler_name): Add
+ prototype.
+
+2010-12-10 Nathan Froyd <froydnj@codesourcery.com>
+
+ * c-typeck.c (readonly_error): Delete.
+
+2010-12-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/46865
+ * rtl.c (rtx_equal_p_cb, rtx_equal_p): For last operand of
+ ASM_OPERANDS and ASM_INPUT if integers are different,
+ call locator_eq.
+ * jump.c (rtx_renumbered_equal_p): Likewise.
+
+ PR tree-optimization/46864
+ * tree-ssa-loop-im.c (loop_suitable_for_sm): Return false even
+ when there are EDGE_EH exit edges.
+
+2010-12-10 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/46540
+ * configure.ac: Handle --disable-libquadmath-support.
+ * doc/install.texi: Document --disable-libquadmath and
+ --disable-libquadmath-support
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2010-12-10 Jack Howarth <howarth@bromo.med.uc.edu>
+ Iain Sandoe <iains@gcc.gnu.org>
+
+ PR 43751/target
+ * config/darwin9.h (DSYMUTIL_SPEC): Add fortran source types.
+
+2010-12-10 Iain Sandoe <iains@gcc.gnu.org>
+
+ * config/rs6000/rs6000.c
+ (rs6000_darwin64_record_arg_advance_recurse): Name register increment
+ explicitly. (rs6000_darwin64_record_arg_recurse): Make sure we split
+ long doubles when we run out of regs. Also flag that this requires
+ stack and therefore cannot be returned by value.
+ (rs6000_darwin64_record_arg): Update comment.
+ (rs6000_function_value): Likewise.
+
+2010-12-10 Nicola Pero <nicola.pero@meta-innovation.com>
+
+ * c-parser.c (c_parser_objc_class_definition): Recognize
+ Objective-C 2.0 class extensions.
+
+2010-12-10 Iain Sandoe <iains@gcc.gnu.org>
+
+ * config/darwin.c: Remove c-tree.h and c-lang.h
+ * config/t-darwin: Remove dependencies on c-tree.h and c-lang.h.
+
+2010-12-10 Joern Rennecke <amylaar@spamcop.net>
+
+ PR target/46881
+ * doc/tm.texi: Regenerate.
+ * target.def: Fix "preferred" spelling. Refer to rclass by its
+ exact name.
+ * config/arm/arm.c (arm_preferred_rename_class): Rename parameter class
+ to rclass.
+
+2010-12-09 Paul Koning <ni1d@arrl.net>
+
+ * config/pdp11/pdp11-protos.h (output_move_double,
+ output_move_quad): Delete.
+ (output_move_multiple, pdp11_expand_operands): New functions.
+ (pdp11_action, pdp11_partorder): New enums.
+ * config/pdp11/pdp11.md (movdi, movsi, movdf, movsf): Use
+ output_move_multiple.
+ (adddi3, subdi3, negdi2): New patterns.
+ (addsi3, subsi3, negsi2): Use pdp11_expand_operands.
+ (abshi2): Delete.
+ (neghi2, negqi2): Use PDPint iterator.
+ * config/pdp11/pdp11.c (find_addr_reg, output_move_double,
+ output_move_quad): Delete.
+ (pdp11_expand_operands, output_move_multiple): New functions.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/vax/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
+ * config.gcc (vax-*-linux*): Don't use svr4.h.
+
+2010-12-09 Nathan Froyd <froydnj@codesourcery.com>
+
+ * c-typeck.c (build_indirect_ref): Call invalid_indirection_error.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/extend.texi (Attribute Syntax): Correct description of
+ attributes in pointer declarators.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/mips/vxworks.h (DBX_REGISTER_NUMBER): Undefine.
+ * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux*,
+ mips*-*-linux*, mips-wrs-vxworks): Don't use svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/mep/mep.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
+ WCHAR_TYPE_SIZE): Define.
+ * config.gcc (mep-*-*): Don't use svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/mcore/mcore.h (PTRDIFF_TYPE, WCHAR_TYPE,
+ WCHAR_TYPE_SIZE): Define.
+ * config/svr3.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
+ WCHAR_TYPE_SIZE): Don't define.
+ * config.gcc (mcore-*-elf): Don't use svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config.gcc (m32r-*-elf*, m32rle-*-elf*, m32r-*-rtems*,
+ m32r-*-linux*, m32rle-*-linux*): Don't use svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/iq2000/iq2000.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
+ WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
+ * config.gcc (iq2000*-*-elf*): Don't use svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/pa/pa32-linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
+ * config.gcc (hppa*64*-*-linux*, hppa*-*-linux*): Don't use
+ svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/moxie/moxie.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
+ WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
+ * config/moxie/rtems.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
+ WCHAR_TYPE, WCHAR_TYPE_SIZE): Undefine.
+ * config.gcc (moxie-*-elf, moxie-*-uclinux*): Don't use svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/frv/frv.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
+ WCHAR_TYPE_SIZE): Define.
+ * config.gcc (frv-*-elf, frv-*-*linux*): Don't use svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/fr30/fr30.h (LIB_SPEC, LINK_SPEC, SIZE_TYPE,
+ PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
+ * config.gcc (fr30-*-elf): Don't use svr4.h.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/cris/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
+ * config.gcc (crisv32-*-linux* | cris-*-linux*): Don't use svr4.h.
+
+2010-12-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/46844
+ * gimple-fold.c (canonicalize_constructor_val): Canonicalize
+ addresses.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/netware.h (TARGET_POSIX_IO): Define.
+ * config/i386/nto.h (TARGET_POSIX_IO): Define.
+ * config/ia64/hpux.h (TARGET_POSIX_IO): Define.
+ * config/moxie/moxie.h (TARGET_POSIX_IO): Don't undefine.
+ * config/openbsd.h (TARGET_POSIX_IO): Define.
+ * config/rtems.h (TARGET_POSIX_IO): Define.
+ * config/sh/embed-elf.h (TARGET_POSIX_IO): Don't undefine.
+ * config/sol2.h (TARGET_POSIX_IO): Define.
+ * config/svr4.h (TARGET_POSIX_IO): Don't define.
+ * config/vxworksae.h (TARGET_POSIX_IO): Define.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/nto.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
+ * config/ia64/hpux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
+ Define.
+ * config/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
+ undefine.
+ * config/mips/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
+ undefine.
+ * config/mips/netbsd.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
+ Don't undefine.
+ * config/rs6000/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
+ Don't undefine.
+ * config/rs6000/linux64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
+ Don't undefine.
+ * config/sol2.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
+ * config/sparc/netbsd-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
+ Don't undefine.
+ * config/sparc/openbsd64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
+ Don't undefine.
+ * config/sparc/sp64-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
+ Don't undefine.
+ * config/svr4.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
+ define.
+ * config/xtensa/elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
+ undefine.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/ia64/hpux.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
+ non-GNU assembler.
+ * config/m68k/netbsd-elf.h (AS_NEEDS_DASH_FOR_PIPED_INPUT):
+ Remove.
+ * config/m68k/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
+ * config/mips/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
+ * config/sol2.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
+ non-GNU assembler.
+ * config/sparc/sparc.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
+ * config/svr4.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
+
+2010-12-09 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-prop.c (compute_complex_ancestor_jump_func): Work also if the
+ zero is the first phi parameter.
+
+2010-12-09 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-prop.h (struct ipa_parm_adjustment): New field alias_ptr_type.
+ * ipa-prop.c (ipa_modify_call_arguments): Use it.
+ * tree-sra.c (splice_param_accesses): Test that all accesses have the
+ same alias reference type.
+ (turn_representatives_into_adjustments): Set alias_ptr_type of the
+ adjustment.
+
+2010-12-09 Martin Jambor <mjambor@suse.cz>
+
+ PR middle-end/46734
+ * tree-sra.c (splice_param_accesses): Check that there are not
+ multiple ADDRESSABLE types.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arc/arc.h (ASM_SPEC): Remove %{v}.
+ * config/bfin/bfin.h (ASM_SPEC): Remove %{v}.
+ * config/cris/cris.h (ASM_SPEC): Remove %{v:-v}.
+ * config/fr30/fr30.h (ASM_SPEC): Remove %{v}.
+ * config/frv/frv.h (ASM_SPEC): Remove %{v}.
+ * config/i386/linux.h (ASM_SPEC): Remove %{v}.
+ * config/i386/linux64.h (ASM_SPEC): Remove %{v}.
+ * config/i386/mingw-w64.h (ASM_SPEC): Remove %{v}.
+ * config/i386/sol2-10.h (ASM_SPEC): Remove %{v}.
+ * config/i386/vxworks.h (ASM_SPEC): Remove %{v}.
+ * config/i386/x86-64.h (ASM_SPEC): Remove %{v}.
+ * config/lm32/lm32.h (ASM_SPEC): Remove %{v}.
+ * config/m32r/m32r.h (ASM_SPEC): Remove %{v}.
+ * config/m68k/linux.h (ASM_SPEC): Remove %{v:-V}.
+ * config/microblaze/microblaze.h (ASM_SPEC): Remove %{v}.
+ * config/mips/mips.h (ASM_SPEC): Remove %{v}.
+ * config/mips/vxworks.h (ASM_SPEC): Remove %{v}.
+ * config/pa/pa-linux.h (ASM_SPEC): Remove %{v:-V}.
+ * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Remove %{v}.
+ * config/rs6000/linux64.h (ASM_SPEC): Remove %{v:-V}.
+ * config/rs6000/vxworks.h (ASM_SPEC): Remove %{v:-v}.
+ * config/sparc/openbsd64.h (ASM_SPEC): Remove %{v:-V}.
+ * config/svr4.h (SVR4_ASM_SPEC): Remove %{v:-V}.
+ * config/xtensa/elf.h (ASM_SPEC): Remove %{v}.
+ * config/xtensa/linux.h (ASM_SPEC): Remove %{v}.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/openbsdelf.h (LINK_SPEC): Use %{r:} not %{r*:}.
+ * config/mips/openbsd.h (LINK_SPEC): Use %{r:} not %{r*:}.
+ * config/netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): Use %{r:} not
+ %{r*:}.
+ * config/netbsd-elf.h (NETBSD_LINK_SPEC_ELF): Use %{r:} not
+ %{r*:}.
+ * config/sparc/openbsd64.h (LINK_SPEC): Use %{r:} not %{r*:}.
+ * config/vax/netbsd-elf.h (LINK_SPEC): Use %{r:} not %{r*:}.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/alpha/freebsd.h (LINK_SPEC): Don't use
+ %{!dynamic-linker:}.
+ * config/alpha/linux-elf.h (LINK_SPEC): Likewise.
+ * config/arm/freebsd.h (LINK_SPEC): Likewise.
+ * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Likewise.
+ * config/bfin/linux.h (LINK_SPEC): Likewise.
+ * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Likewise.
+ * config/frv/linux.h (LINK_SPEC): Likewise.
+ * config/i386/freebsd.h (LINK_SPEC): Likewise.
+ * config/i386/freebsd64.h (LINK_SPEC): Likewise.
+ * config/i386/linux.h (LINK_SPEC): Likewise.
+ * config/i386/linux64.h (LINK_SPEC): Likewise.
+ * config/i386/openbsdelf.h (LINK_SPEC): Likewise.
+ * config/ia64/freebsd.h (LINK_SPEC): Likewise.
+ * config/ia64/linux.h (LINK_SPEC): Likewise.
+ * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
+ * config/m32r/linux.h (LINK_SPEC): Likewise.
+ * config/m68k/linux.h (LINK_SPEC): Likewise.
+ * config/microblaze/linux.h (LINK_SPEC): Likewise.
+ * config/mips/linux.h (LINK_SPEC): Likewise.
+ * config/mips/linux64.h (LINK_SPEC): Likewise.
+ * config/mips/openbsd.h (LINK_SPEC): Likewise.
+ * config/mn10300/linux.h (LINK_SPEC): Likewise.
+ * config/netbsd-elf.h (LINK_SPEC): Likewise.
+ * config/pa/pa-linux.h (LINK_SPEC): Likewise.
+ * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC32,
+ LINK_OS_LINUX_SPEC64): Likewise.
+ * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC,
+ LINK_OS_LINUX_SPEC, LINK_OS_GNU_SPEC, LINK_OS_NETBSD_SPEC):
+ Likewise.
+ * config/s390/linux.h (LINK_SPEC): Likewise.
+ * config/sh/linux.h (SUBTARGET_LINK_SPEC): Likewise.
+ * config/sparc/freebsd.h (LINK_SPEC): Likewise.
+ * config/sparc/linux.h (LINK_SPEC): Likewise.
+ * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
+ LINK_SPEC): Likewise.
+ * config/sparc/openbsd64.h (LINK_SPEC): Likewise.
+ * config/vax/linux.h (LINK_SPEC): Likewise.
+ * config/xtensa/linux.h (LINK_SPEC): Likewise.
+
+2010-12-09 Joseph Myers <joseph@codesourcery.com>
+
+ * config/bfin/bfin.h (ASM_SPEC): Remove %{n} and %{T}.
+ * config/frv/frv.h (ASM_SPEC): Likewise.
+ * config/i386/sol2-10.h (ASM_SPEC): Likewise.
+ * config/i386/sol2.h (ASM_SPEC): Likewise.
+ * config/m68k/linux.h (ASM_SPEC): Likewise.
+ * config/pa/pa-linux.h (ASM_SPEC): Likewise.
+ * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
+ * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
+ * config/sol2.h (ASM_SPEC): Likewise.
+ * config/sparc/linux.h (ASM_SPEC): Likewise.
+ * config/sparc/linux64.h (ASM_SPEC): Likewise.
+ * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
+ * config/sparc/sysv4.h (ASM_SPEC): Likewise.
+ * config/svr4.h (SVR4_ASM_SPEC): Likewise.
+
+2010-12-09 Richard Guenther <rguenther@suse.de>
+
+ * reginfo.c (struct subregs_of_mode_node): Remove.
+ (subregs_of_mode): Likewise.
+ (som_hash): Likewise.
+ (som_eq): Likewise.
+ (invalid_mode_changes): New bitmap.
+ (record_subregs_of_mode): Get subregs_of_mode argument.
+ Fill in invalid_mode_changes bitmap.
+ (find_subregs_of_mode): Get subregs_of_mode argument and pass
+ it through.
+ (init_subregs_of_mode): Adjust.
+ (finish_subregs_of_mode): Likewise.
+ (invalid_mode_change_p): Query invalid_mode_changes bitmap.
+
+2010-12-09 Richard Guenther <rguenther@suse.de>
+
+ * ira.c (ira): Do not call finish_subregs_of_mode.
+ * ira-costs.c (finish_costs): Call finish_subregs_of_mode.
+
+2010-12-09 Richard Guenther <rguenther@suse.de>
+
+ * rtl.h (invalid_mode_change_p): Adjust prototype.
+ * reginfo.c (invalid_mode_change_p): Remove from argument.
+ * ira-costs.c (print_allocno_costs): Adjust callers.
+ (find_costs_and_classes): Likewise.
+
+2010-12-09 Jakub Jelinek <jakub@redhat.com>
+
+ * config/s390/s390.md (*mov<mode>cc): Change lgoc and stgoc to
+ locg and stocg even in comment.
+ (sync_old_<atomic><mode>): Give mode to UNSPEC_VOLATILE.
+
+ PR target/41082
+ * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
+ instead of stve*x.
+ (altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
+ of operand 0.
+ * config/rs6000/altivec.md (VI_scalar): New mode attr.
+ (altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
+ vector mode for operand 0, put operand 1 into UNSPEC.
+
+2010-12-09 Yao Qi <yao@codesourcery.com>
+
+ * config/arm/arm.c (arm_preferred_rename_class): Implement targethook
+ PREFERRED_RENAME_CLASS.
+
+2010-12-08 Ian Lance Taylor <iant@google.com>
+
+ * doc/sourcebuild.texi (Front End): Remove reference to
+ snapshot-README and snapshot-index.html.
+
+2010-12-08 Ian Lance Taylor <iant@google.com>
+
+ * doc/sourcebuild.texi (Texinfo Manuals): Change update_web_docs
+ to update_web_docs_svn.
+ (Front End): Likewise.
+
+2010-12-08 Iain Sandoe <iains@gcc.gnu.org>
+
+ gcc/config.gcc (with_cpu): Default i[34567]86-*-darwin* and
+ x86_64-*-darwin* to with_cpu:-core2.
+ gcc/config/i386/mmx.md (*mov<mode>_internal_rex64): Replace movq
+ with movd for darwin assembler.
+ gcc/config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
+ (*vec_concatv2di_rex64_sse): Ditto.
+
+2010-12-08 Richard Guenther <rguenther@suse.de>
+ Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/45230
+ PR tree-optimization/45231
+ PR tree-optimization/45370
+ * sese.c (rename_uses): Returns a bool. Call
+ recompute_tree_invariant_for_addr_expr only on the RHS of a
+ GIMPLE_ASSIGN.
+ (graphite_copy_stmts_from_block): Call fold_stmt_inplace when
+ rename_uses returns true.
+ * tree-ssa-copy.c (replace_exp): Add a comment about calling
+ fold_stmt_inplace after replace_exp.
+
+2010-12-08 Mike Stump <mikestump@comcast.net>
+
+ PR debug/46749
+ * config/darwin.h (COLLECT_RUN_DSYMUTIL): Add.
+ (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
+ * config/darwin9.h (COLLECT_RUN_DSYMUTIL): Add.
+ (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
+ * collect2.c (post_ld_pass): Add.
+ (process_args): Add.
+ (maybe_run_lto_and_relink): Call post_ld_pass after ld.
+ (main): Likewise. Call process_args.
+
+2010-12-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/46844
+ * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
+ parameter.
+
+2010-12-08 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/46631
+ * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
+ into a 16-bit instruction.
+
+2010-12-08 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR middle-end/42694
+ * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
+ where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
+ instruction, but do optimize if y is 0.5 or 1./3. since that
+ changes an expensive call into a cheaper one.
+
+2010-12-08 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
+ instead of a division to divide by BITS_PER_UNIT.
+
+2010-12-08 Richard Guenther <rguenther@suse.de>
+
+ * gimplify.c (gimple_tree_eq): Assert hashes are equal only
+ when checking is enabled.
+
+2010-12-07 Andrey Belevantsev <abel@ispras.ru>
+
+ PR target/43603
+ * haifa-sched.c (sched_create_recovery_edges): Update
+ dominator info.
+ * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
+ after deleting an empty block.
+ (tidy_control_flow): Also verify dominators.
+ (sel_remove_bb): Update dominator info after removing a block.
+ (sel_redirect_edge_and_branch_force): Assert that no unreachable
+ blocks will be created. Update dominator info.
+ (sel_redirect_edge_and_branch): Update dominator info when
+ basic blocks do not become unreachable.
+ (sel_remove_loop_preheader): Update dominator info.
+
+2010-12-07 Richard Guenther <rguenther@suse.de>
+
+ * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
+ Reset alignment information.
+ (bump_vector_ptr): Likewise.
+
+2010-12-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/46671
+ PR target/46685
+ * config/pa/pa.c (pa_function_section): New function.
+ (TARGET_ASM_FUNCTION_SECTION): Define.
+
+2010-12-07 Ian Lance Taylor <iant@google.com>
+ Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR bootstrap/46810
+ * configure.ac: Disable AC_MSG_ERROR while looking for the C++
+ preprocessor.
+ * configure: Rebuild.
+
+2010-12-07 Paul Koning <ni1d@arrl.net>
+
+ * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
+ values with sign rather than as unsigned.
+
+2010-12-07 Paul Koning <ni1d@arrl.net>
+
+ * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
+ (pdp11_function_section): New function.
+
+2010-12-07 Joseph Myers <joseph@codesourcery.com>
+
+ * config/mcore/mcore.c Don't include assert.h.
+ (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert.
+ * config/spu/spu.c: Don't include assert.h.
+ (spu_sms_res_mii): Use gcc_assert.
+
+2010-12-07 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/42327
+ * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
+ instead of using integer_minus_one_node.
+
+2010-12-07 Nathan Froyd <froydnj@codesourcery.com>
+
+ PR c++/45330
+ * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter.
+ * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document.
+
+2010-12-07 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/46832
+ * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check
+ that the call has a lhs.
+
+2010-12-07 Yao Qi <yao@codesourcery.com>
+
+ * Makefile.in: Add $(TARGET_H) to the regrename.o rule.
+ * regrename.c (struct du_head): Add new element length.
+ (sort_du_head, get_element, merge, merge_sort_comparison):
+ New functions of merge sort implementation to du_head list.
+ (regrename_optimize): Sort du_head linked list by length.
+ Iterate registers in a preferred-register-first order.
+ Move some code to ...
+ (check_new_reg_p): here. New function.
+ (create_new_chain): Initialize length.
+ (scan_rtx_reg): Increase length for non-debug insns.
+ * target.def: New hook preferred_rename_class.
+ * targhook.c (default_preferred_rename_class): New.
+ * targhook.h: Declare it.
+ * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS.
+ * doc/tm.texi: Regenerate.
+
+2010-12-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/46799
+ * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION
+ instead of BUILTINS_LOCATION.
+ (create_loop_fn): Add LOC argument, pass it to build_decl instead of
+ BUILTINS_LOCATION.
+ (create_parallel_loop): Add LOC argument, use it for OMP clauses
+ and GIMPLE_*OMP* statements.
+ (gen_parallel_loop): Determine locus for the parallel loop, pass it
+ to create_loop_fn and create_parallel_loop.
+ * cfgexpand.c (gimple_expand_cfg): For builtin functions, call
+ set_curr_insn_source_location (UNKNOWN_LOCATION).
+
+2010-12-07 Joern Rennecke <amylaar@spamcop.net>
+ Richard Guenther <rguenther@suse.de>
+
+ PR target/46737
+ * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t.
+ (bfin_reorder_loops): Change type of index to intptr_t.
+
+2010-12-07 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/46726
+ * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0).
+
+2010-12-07 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink
+ virtual operands.
+
+2010-12-07 Nicola Pero <nicola.pero@meta-innovation.com>
+
+ * c-parser.c (c_parser_typeof_specifier): Removed special
+ treatment of objc_volatilized attribute for Objective-C.
+
+2010-12-06 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira.c (update_equiv_regs): Prohibit move insns if
+ pressure-sensitive scheduling was done.
+
+2010-12-06 Nicola Pero <nicola.pero@meta-innovation.com>
+
+ * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead
+ of c_process_expr_stmt() for the iterating and collection
+ expressions of an Objective-C fast enumeration loop.
+
+2010-12-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/45997
+ * dwarf2out.c (modified_type_die): If both is_const_type and
+ is_volatile_type is set, start with DW_TAG_const_type or
+ DW_TAG_volatile_type depending on where we get qualified type
+ in the recursive call.
+
+ PR target/43897
+ * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER
+ as a store into that register.
+
+ PR tree-optimization/46528
+ PR debug/46338
+ * profile.c (branch_prob): Make sure last is never set to a debug
+ stmt.
+
+ PR debug/46771
+ * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode
+ on DEBUG_INSNs.
+
+ PR rtl-optimization/46777
+ * cfglayout.c (duplicate_insn_chain): Avoid duplicating
+ also barrier after tablejump.
+
+2010-12-06 Joern Rennecke <amylaar@spamcop.net>
+ Richard Henderson <rth@redhat.com>
+
+ PR target/46740
+ * config/vax/vax.c (vax_output_int_move): Fold #if into if.
+
+2010-12-06 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally.
+ * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine.
+
+2010-12-06 Joern Rennecke <amylaar@spamcop.net>
+
+ PR target/46735
+ * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE.
+ (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise.
+ (int12_operand, int_2word_operand, uint16_operand): Likewise.
+ (fpr_or_int6_operand, int6_operand, int5_operand): Likewise.
+ (uint5_operand, uint4_operand): Likewise.
+ * config/frv/frv.h (IN_RANGE_P): Delete.
+ (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE.
+ (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise.
+ (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
+ (CONST_OK_FOR_P): Likewise.
+ * config/frv/frv.md (*movqicc_internal2_int): Likewise.
+ (*movqicc_internal2_float, *movhicc_internal2_int): Likewise.
+ (*movhicc_internal2_float, *movsicc_internal2_int): Likewise.
+ (*movsicc_internal2_float, casesi): Likewise.
+ * config/frv/frv.c (frv_frame_offset_rtx): Likewise.
+ (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise.
+ (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise.
+ (frv_split_cond_move, frv_rtx_costs): Likewise.
+
+ PR target/46739
+ * config/mmix/mmix.c (mmix_intval): Split shift count.
+
+2010-12-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (m_COREI7): New.
+ (initial_ix86_tune_features): Turn on
+ X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and
+ X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7.
+
+2010-12-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config.gcc: Allow corei7-avx for --with-arch/--with-cpu.
+
+ * config/i386/driver-i386.c (host_detect_local_cpu): Support
+ Sandy Bridge.
+
+ * config/i386/i386.c (override_options): Handle "corei7-avx".
+
+ * doc/invoke.texi: Document corei7-avx.
+
+2010-12-06 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/46806
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
+ coalesce different types.
+
+2010-12-06 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/46785
+ * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow
+ call statements as operand definition.
+
+2010-12-06 Mingjie Xing <mingjie.xing@gmail.com>
+
+ * doc/tm.texi.in: Fix typo.
+ * doc/tm.texi: Regenerate.
+
+2010-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in
+ last change.
+
+2010-12-06 Nicola Pero <nicola.pero@meta-innovation.com>
+
+ * c-family/c-common.h: Removed the declarations of all the objc_
+ callbacks, and moved them into c-objc.h. Removed
+ objc_ivar_visibility_kind and moved it into c-objc.h.
+ * c-family/c-objc.h: New file.
+ * c-family/c-common.c: Include c-objc.h.
+ * c-family/c-format.c: Same change.
+ * c-family/stub-objc.c: Same change.
+ * c-decl.c: Include c-family/c-objc.h.
+ * c-parser.c: Same change.
+ * c-typeck.c: Same change.
+ * c-config-lang.in (gtfiles): Added c-family/c-objc.h.
+ * Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
+ (c-parser.o): same change.
+ (c-typeck.o): Same change.
+ (c-family/c-format.o): Same change.
+ (c-family/stub-objc.o): Same change.
+ (c-family/c-common.o): Same change.
+ (PLUGIN_HEADERS): Added c-family/c-objc.h.
+
+2010-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Ignore
+ --with-dwarf2 option.
+
+2010-12-03 Jan Hubicka <jh@suse.cz>
+
+ * lto-streamer-in.c (input_cfg): Fix pasto.
+
+2010-12-03 Jan Hubicka <jh@suse.cz>
+
+ * ipa.c (cgraph_externally_visible_p): Do not localize builtins
+ and functions with user asm defined names.
+ (varpool_externally_visible_p): Do not localize vars with user
+ asm defined names.
+
+2010-12-03 Jan Hubicka <jh@suse.cz>
+
+ * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
+ to prevent mangling with lto frontend.
+
+2010-12-03 Jan Hubicka <jh@suse.cz>
+
+ * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
+ * lto-cgraph.c (merge_profile_summaries): Fix thinko.
+
2010-12-03 Jan Hubicka <jh@suse.cz>
PR tree-optimization/46760
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