2012-11-14  Tristan Gingold  <gingold@adacore.com>

* arm.h: New file.

2012-11-12  Steve Ellcey  <sellcey@mips.com>

* libc/machine/mips/machine/asm.h: New.
* libc/machine/mips/machine/regdef.h: Update register definitions
for different ABI's.

* libc/include/sys/time.h: Avoid guarding other than timeval declaration with
_TIMEVAL_DEFINED.  Move timeval related macros under _TIMEVAL_DEFINED control.

merge from gcc

Merge from GCC.

config/
* dfp.m4 (enable_decimal_float): Enable for i?86*-*-gnu*.

libdecnumber/
* configure: Regenerate.

* winbase.h: Semi-reinstantiate to workaround lack inline assembler
implementation of InterlockedCompareExchange for i686 in Mingw64
headers.
* pinfo.cc (pinfo::init): Remove unused variable mapaddr.

2012-11-09  Nick Clifton  <nickc@redhat.com>

* Makefile.am (ALL_MACHINES): Add cpu-v850-rh850.lo.
(ALL_MACHINES_CFILES): Add cpu-v850-rh850.c.
* archures.c (bfd_arch_info): Add bfd_v850_rh850_arch.
* config.bfd: Likewise.
* configure.in: Add bfd_elf32_v850_rh850_vec.
* cpu-v850.c: Update printed description.
* cpu-v850_rh850.c: New file.
* elf32-v850.c (v850_elf_check_relocs): Add support for RH850 ABI
relocs.
(v850_elf_perform_relocation): Likewise.
(v850_elf_final_link_relocate): Likewise.
(v850_elf_relocate_section): Likewise.
(v850_elf_relax_section): Likewise.
(v800_elf_howto_table): New.
(v850_elf_object_p): Add support for RH850 ABI values.
(v850_elf_final_write_processing): Likewise.
(v850_elf_merge_private_bfd_data): Likewise.
(v850_elf_print_private_bfd_data): Likewise.
(v800_elf_reloc_map): New.
(v800_elf_reloc_type_lookup): New.
(v800_elf_reloc_name_lookup): New.
(v800_elf_info_to_howto): New.
(bfd_elf32_v850_rh850_vec): New.
(bfd_arch_v850_rh850): New.
* targets.c (_bfd_targets): Add bfd_elf32_v850_rh850_vec.
* Makefile.in: Regenerate.
* bfd-in2.h: Regenerate.
* configure: Regenerate.

* readelf.c (get_machine_flags): Add support for E_FLAG_RX_ABI.
(guess_is_rela): Add EM_V800.
(dump_relocations): Likewise.
(get_machine_name): Update EM_V800.
(get_machine_flags): Add support for RH850 ABI flags.
(is_32bit_abs_reloc): Add support for RH850 ABI reloc.

* config/tc-v850.c (v850_target_arch): New.
(v850_target_format): New.
(set_machine): Use v850_target_arch.
(md_begin): Likewise.
(md_show_usage): Document new switches.
(md_parse_option): Add -mgcc-abi, -mrh850-abi, -m8byte-align and
-m4byte-align.
* config/tc-v850.c (TARGET_ARCH) Use v850_target_arch.
(TARGET_FORMAT): Use v850_target_format.
* doc/c-v850.texi: Document new options.

* v850.h: Add RH850 ABI values.

* Makefile.am: (ALL_EMULATION_SOURCES): Add ev850_rh850.c.
* Makefile.in: Regenerate.
* configure.tgt (v850*-*-*): Make v850_rh850 the default
emulation. Add vanilla v850 as an extra emulation.
* emulparams/v850_rh850.sh: New file.
* scripttempl/v850_rh850.sc: New file.

* configure.in: Add bfd_v850_rh850_arch.
* configure: Regenerate.
* disassemble.c (disassembler): Likewise.

2012-11-09  Nick Clifton  <nickc@redhat.com>

* elf32-rx.c (describe_flags): New function.  Returns a buffer
containing a description of the E_FLAG_RX_... values set.
(rx_elf_merge_private_bfd_data): Use it.
(rx_elf_print_private_bfd_data): Likewise.
(elf32_rx_machine): Skip EF_RX_CPU_RX check.
(elf32_rx_special_sections): Define.
(elf_backend_special_sections): Define.

2012-11-09  Nick Clifton  <nickc@redhat.com>

* readelf.c (get_machine_flags): Add support for E_FLAG_RX_ABI.

2012-11-09  Nick Clifton  <nickc@redhat.com>

* config/obj-elf.c (obj_elf_change_section): Allow init array
sections to have the SHF_EXECINSTR attribute for the RX target.
* config/tc-rx.c (elf_flags): Initialise with E_FLAG_RX_ABI.
(enum options): Add OPTION_USES_GCC_ABI and OPTION_USES_RX_ABI.
(md_longopts): Add -mgcc-abi and -mrx-abi.
(md_parse_option): Add support for OPTION_USES_GCC_ABI and
OPTION_USES_RX_ABI.
* doc/as.texinfo (RX Options): Add mention of remaining RX
options.
* doc/c-rx.texi: Document -mgcc-abi and -mrx-abi.

2012-11-09  Nick Clifton  <nickc@redhat.com>

* rx.h (EF_RX_CPU_RX): Add comment.
(E_FLAG_RX_ABI): Define.

2012-11-09  Nick Clifton  <nickc@redhat.com>

* emultempl/rxelf.em (no_flag_mismatch_warnings): Initialise to
true.
(PARSE_AND_LIST_LONGOPTS): Add flag-mismatch-warnings.
(PARSE_AND_LIST_ARG_CASES): Add support for
--flag-mismatch-warnings.

* path.cc (vcygpath): Handle cygdrive prefix.

* sigproc.cc (proc_subproc): Delete unused variable child.

* mips.h (EF_MIPS_32BITMODE): Move next to lower-order bits.

* fhandler_termios.cc (fhandler_termios::line_edit): Don't do special character
handling when stopped by CTRL-S.
* fhandler_tty.cc (bytes_available): Add arguments to debug_only_printf call.
* sigproc.cc (proc_subproc): Simplify some if logic.

* mingw: Delete obsolete directory.
* w32api: Ditto.

Add missing ChangeLog entry

winsup:

* Makefile.common (zlib_source): Remove.
(zlib_build): Remove.
(bz2lib_source): Remove.
(bz2lib_build): Remove.
(w32api_source): Remove.
(w32api_build): Remove.
(w32api_lib): Remove.
(mingw_build): Remove.
(mingw_source): Remove.
($(w32api_lib)/%.a): Remove rule.
* Makefile.in (ZLIB): Remove.
($(SUBDIRS)): Drop mingw check.
(mingw): Remove rule.
(install_mingw): Ditto.
* configure.in: Remove support for mingw as build target.
* configure: Regenerate.

utils:

* Makefile.in ($(MINGW_BINS)): Drop -B$(mingw_build)/ from build
expression.

* Makefile.in (MINGW_CXX): Attach $(CFLAGS) to allow providing
build option tweaks to mingw compiler as well.

* include/sys/termios.h (CBRK): Define as alias of CEOL.
(CREPRINT): Define as alias of CRPRNT.
(CDISCARD): Define as alias of CFLUSH.
(TTYDEF_*): Define.

Add --disable-libstdcxx configure option

2012-11-03  H.J. Lu  <hongjiu.lu@intel.com>

* configure: Regenerated.

2012-11-03  Robert Mason  <rbmj@verizon.net>

* configure.ac: add --disable-libstdcxx configure option
and handle defaulted state only for VxWorks, ARM-wince-pe and AVR.

Add gthr.m4

2012-10-15  Pavel Chupin  <pavel.v.chupin@intel.com>

* gthr.m4: New. Define GCC_AC_THREAD_HEADER.

binutils
* readelf.c (get_note_type): Handle NT_386_TLS, NT_386_IOPERM.
include/common/elf
* common.h (NT_386_TLS, NT_386_IOPERM): New defines.

* libc/include/locale.h (NULL): Fetch definition via stddef.h.
* libc/include/stdio.h (NULL): Ditto.
* libc/include/stdlib.h (NULL): Ditto.
* libc/include/string.h (NULL): Ditto.
* libc/include/wchar.h (NULL): Ditto.
* libc/include/rpc/types.h (NULL): Ditto.
* libc/include/time.h (NULL): Ditto.  Include stddef.h earlier.

Fix copyright

* include/sys/param.h: Include stddef.h to define NULL.

* fhandler_disk_file.cc (fhandler_disk_file::rewinddir): Fix using
wrong value in condition.

bfd:
        * elf32-arm.c (elf32_arm_print_private_bfd_data): Recognise and
        display the new ARM hard-float/soft-float ABI flags for EABI_VER5
        (elf32_arm_post_process_headers): Add the hard-float/soft-float
        ABI flag as appropriate for ET_DYN/ET_EXEC in EABI_VER5.

binutils:
        * readelf.c (decode_ARM_machine_flags): Recognise and display the
        new ARM hard-float/soft-float ABI flags for EABI_VER5. Split out
        the code for EABI_VER4 and EABI_VER5 to allow this.

elfcpp:
        * arm.h: New enum for EABI soft- and hard-float flags.

gold:
        * gold.cc (Target_arm::do_adjust_elf_header): Add the
        hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
        in EABI_VER5.

include:
        * elf/arm.h (EF_ARM_ABI_FLOAT_SOFT): New define.
        (EF_ARM_ABI_FLOAT_HARD): Likewise.

ld/testsuite:
        * ld-arm/eabi-hard-float.s: New test source.
        * ld-arm/eabi-soft-float.s: New test source.
        * ld-arm/eabi-hard-float.d: New test.
        * ld-arm/eabi-soft-float.d: New test.
        * ld-arm/eabi-soft-float-ABI4.d: New test.
        * ld-arm/eabi-soft-float-r.d: New test.
        * ld-arm/arm-elf.xp: Use the new tests.

binutils:
PR binutils/14779
* configure.in: Add checks for wchar.h and mbstate_t.
* config.in: Regenerate.
* configure: Regenerate.
* readelf.c: Conditionally include wchar.h.
(print_symbol): Conditionally use mbstate_t.

* include/sys/cygwin.h: Add missing defines for CW_ALLOC_DRIVE_MAP,
CW_MAP_DRIVE_MAP and CW_FREE_DRIVE_MAP.

Minor debugging aid for the moxie port.

Minor optimization and bug fix for moxie.

    * dcrt0.cc (quoted): Renamed strechr to strchrnul.
        * environ.cc (environ_init): Likewise.
        * sec_acl.cc (aclfromtext32): Likewise.
        * sec_auth.cc (extract_nt_dom_user): Likewise.
        * uinfo.cc (pwdgrp::next_str): Likewise.
        * string.h (strechr): Likewise.

   * string.h (strechr): Replace assembler by
       C code.
       (ascii_strcasematch): Likewise.
       (ascii_strncasematch): Likwise.

* dir.cc (closedir): Fix syscall_printf.

* dwarf2.h (DW_AT_APPLE_optimized, DW_AT_APPLE_flags)
(DW_AT_APPLE_isa, DW_AT_APPLE_block)
(DW_AT_APPLE_major_runtime_vers, DW_AT_APPLE_runtime_class)
(DW_AT_APPLE_omit_frame_ptr, DW_AT_APPLE_property_name)
(DW_AT_APPLE_property_getter, DW_AT_APPLE_property_setter)
(DW_AT_APPLE_property_attribute, DW_AT_APPLE_objc_complete_type)
(DW_AT_APPLE_property, DW_OP_GNU_entry_value): New macros.

* libc/include/sys/signal.h (sigset_t): Don't define when building
for Cygwin.

* include/cygwin/signal.h (sigset_t): Define here.

* bsd_helper.cc (adjust_identity_info): Fix typo in log message.

2012-10-24  Jeff Johnston  <jjohnstn@redhat.com>

        * configure.in: Comment out the --enable-newlib-fp-hw option
        as the mathfp library is inaccurate and should not be used.
        * Makefile.am: Add comment regarding the mathfp directory.
        * configure: Regenerated.
        * Makefile.in: Ditto.
        * libm/mathfp/README: New file that details why the mathfp
        directory is not used.

* configure.ac (FLAGS_FOR_TARGET,target=cygwin): Fix for building
against Mingw64 w32api.
* configure: Regenerate.

* configure.in: Add AC_NO_EXECUTABLES.
* configure: Regenerate.

Add missing ChangeLog entry.

* configure.in: Add AC_NO_EXECUTABLES,
* configure: Regenerate.

Move disable_target_specific_optimizations to bfd_link_info

include/

* bfdlink.h (bfd_link_info): Add
disable_target_specific_optimizations.

ld/

* ld.h (command_line): Remove
disable_target_specific_optimizations.
(RELAXATION_DISABLED_BY_DEFAULT): Removed.
(RELAXATION_DISABLED_BY_USER): Likewise.
(RELAXATION_ENABLED): Likewise.
(DISABLE_RELAXATION): Likewise.
(ENABLE_RELAXATION): Likewise.

* ldmain.c (main): Updated.

* ldmain.h (RELAXATION_DISABLED_BY_DEFAULT): New macro.
(RELAXATION_DISABLED_BY_USER): Likewise.
(RELAXATION_ENABLED): Likewise.
(DISABLE_RELAXATION): Likewise.
(ENABLE_RELAXATION): Likewise.

* configure.in: Add check for MINGW_CXX.  Remove libiconv check.
* configure: Regenerate.
* Makefile.in: Remove references to mingw and w32api directories.
Use MINGW_CXX instead of mingw script to build MINGW_BINS.
Check for libiconv with $CC --print-file-name.
* cygcheck.cc: Use relative include paths for Cygwin headers.
* path.cc: Ditto.
* strace.cc: Ditto
* mingw: Remove.

* Makefile.in (DLL_IMPORTS): Use system import libraries for
kernel32 and ntdll instead of from in-tree w32api.
(cygwin0.dll): Remove rule dependency on DLL_IMPORTS, as they
are no longer built in-tree.

2012-10-24  Kai Tietz  <ktietz70@googlemail.com>
    Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>
    Corinna Vinschen  <corinna@vinschen.de>

* configure.in [cygwin*]: Always build cygserver, lsaauth,
utils, and doc.  Do not build mingw or w32api.
[mingw*]: Build w32api if present.
* configure: Regenerate.
* Makefile.common: Remove references to mingw and w32api
directories.
(MINGW_LDFLAGS): Redefine as -static to force static linking
with libgcc and libstdc++.
* Makefile.in: Remove references to mingw and w32api directories
from Cygwin targets.

* configure.in: Add AC_NO_EXECUTABLES.
* configure: Regenerate.

2012-10-24  Kai Tietz  <ktietz70@googlemail.com>
    Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>

* configure.in: Check for MINGW32_CC and MINGW64_CC.
* configure: Regenerate.
* Makefile.in: Use MINGW32_CC and MINGW64_CC to build 32-bit and
64-bit DLLs.  Remove references to mingw and w32api directories.
* cyglsa64.dll: Remove from version control.
* make-64bit-version-with-mingw-w64.sh: Remove.

PR bootstrap/54820
* configure.ac (have_static_libs): Force 'no' for GCC version < 4.5.
* configure: Regenerate.

binutils
* readelf.c (get_note_type): Handle NT_SIGINFO, NT_FILE.
(print_core_note): New function.
(process_note): Call it.
include/common/elf
* common.h (NT_SIGINFO, NT_FILE): New defines.

* thread.h (List_insert): Cast first parameter in
InterlockedCompareExchangePointer call to avoid compiler warnings.
(List_remove): Ditto.

bfd/
* bfd-in.h (bfd_elf_stack_segment_size): Declare.
* bfd-in2.h: Rebuilt.
* elfxx-target.h (elf_backend_stack_align): New.
(elfNN_bed): Add it.
* elf-bfd.h (struct elf_backend_data): Add stack_align field.
* elf.c (bfd_elf_map_sections_to_segments): Pay attention to
stack_align and stacksize for PT_GNU_STACK segment.
(assign_file_positions_for_non_load_sections): Set p_memsz for
PT_GNU_STACK segment.
(copy_elf_program_header): Copy PT_GNU_STACK size.
* elflink.c (bfd_elf_stack_segment_size): New function, taken from
uclinux backends.
(bfd_elf_size_dynamic_sections): Determine
PT_GNU_STACK requirements after calling backend.  Pay attention to
stacksize.
* elf32-bfin.c (elf32_bfinfdpic_always_size_sections): Call
bfd_elf_stack_segment_size.
(elf32_bfinfdpic_modify_program_headers): Delete.
(elf32_bfingfdpic_copy_private_bfd_data): Don't copy PT_GNU_STACK
here.
(elf_backend_stack_align): Override.
(elf_backend_modify_program_headers): Don't override.
* elf32-frv.c (frvfdpic_always_size_sections): Call
bfd_elf_stack_segment_size.
(elf32_frvfdpic_modify_program_headers): Delete.
(elf32_frvfdpic_copy_private_bfd_data): Don't copy PT_GNU_STACK
here.
(elf_backend_stack_align): Override.
(elf_backend_modify_program_headers): Don't override.
* elf32-lm32.c (lm32_elf_always_size_sections): Leave
PT_GNU_STACK creation to underlying elf support.  Check
__stacksize here for backwards compatibility, and set it if
needed.
(lm32_elf_modify_segment_map): Delete.
(lm32_elf_modify_program_headers): Delete.
(elf_backend_stack_align): Override.
(elf_backend_modify_segment_map): Don't override.
(elf_backend_modify_program_headers): Don't override.
* elf32-sh.c (sh_elf_always_size_sections): Call
bfd_elf_stack_segment_size.
(sh_elf_modify_program_headers): Delete.
(sh_elf_copy_private_data): Don't copy PT_GNU_STACK
here.
(elf_backend_stack_align): Override.
(elf_backend_modify_program_headers): Don't override.
* elf32-tic6x.c (elf32_tic6x_always_size_sections): Call
bfd_elf_stack_segment_size.
(elf32_tic6x_modify_program_headers): Delete.
(elf32_tic6x_copy_private_data): Delete.
(elf_backend_stack_align): Override.
(bfd_elf32_bfd_copy_private_bfd_data): Don't override.
(elf_backend_modify_program_headers): Don't override.

include/
* bfdlink.h (struct bfd_link_info): Add stacksize option.

ld/
* ld.texinfo (stack-size): New option.
* emultempl/elf32.em: Add stack-size option.

ld/testsuite/
* ld-elf/binutils.exp: Add -z stack-size=0.
* ld-elf/elf.exp: Add stack-exec and stack-size tests.
* ld-elf/orphan-region.d: Add stack-size option. Remove xfail.
* ld-elf/stack-exec.rd: New.
* ld-elf/stack-size.rd: New.
* ld-elf/stack.s: New.
* ld-scripts/empty-aligned.d: Add stack-size option.
* ld-sh/fdpic-stack-set.d: New.
* ld-tic6x/shlib-1.rd: Remove __stacksize symbol.
* ld-tic6x/shlib-1b.rd: Likewise.
* ld-tic6x/shlib-1r.rd: Likewise.
* ld-tic6x/shlib-1rb.rd: Likewise.
* ld-tic6x/shlib-app-1.rd: Likewise.
* ld-tic6x/shlib-app-1b.rd: Likewise.
* ld-tic6x/shlib-app-1r.rd: Likewise.
* ld-tic6x/shlib-app-1rb.rd: Likewise.
* ld-tic6x/shlib-noindex.rd: Likewise.
* ld-tic6x/static-app-1.rd: Likewise.
* ld-tic6x/static-app-1b.rd: Likewise.
* ld-tic6x/static-app-1r.rd: Likewise.
* ld-tic6x/static-app-1rb.rd: Likewise.

* winbase.h: Remove.

* libc/include/string.h (strdup, strndup): Declare if not
__STRICT_ANSI__ or _XOPEN_SOURCE is defined appropriately.

* libc/include/stdlib.h (strtof, strtoll, strtoull, strtold):Prototype
if not __STRICT_ANSI__ or stdc version C99 or greater.

include/
PR ld/14426
* bfdlink.h (bfd_link_info): Add ignore_hash.
ld/
PR ld/14426
* ldlex.h (option_values): Add OPTION_IGNORE_UNRESOLVED_SYMBOL.
* lexsup.c (parse_args): Likewise.
(ld_options): Describe --ignore-unresolved-symbol.
* ldmain.h (add_ignoresym): Declare.
* ldmain.c (add_ignoresym): New function, extracted from..
(undefined_symbol): ..here.  Return if the symbol is in ignore_hash.
(constructor_callback): Don't use global link_info here.
(reloc_overflow): Likewise.

* child_info.h (CURR_CHILD_INFO_MAGIC): Update.

PR bootstrap/54820
* Makefile.tpl (STAGE1_FLAGS_TO_PASS): New variable.
(all-[+prefix+][+module+]): Pass stage1_args to sub-makes.
(all-stage[+id+]-[+prefix+][+module+]): Likewise, if prev is false.
(clean-stage[+id+]-[+prefix+][+module+]): Likewise, if prev is false.
(host_modules): Set stage1_args to STAGE1_FLAGS_TO_PASS.
* Makefile.in: Regenerate.
* configure.ac (have_static_libs): New variable and associated check.
(stage1-ldflags): Move to after stage1_libs and set to -static-libstdc++
-static-libgcc if stage1_libs is empty and have_static_libs is yes.
* configure: Regenerate.

* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 18.

* libc/sys/mmixware/sbrk.c (_sbrk): Drop unused extern declaration
of "end".  Mark allocated memory by applying PRELD.

* new-features.sgml (ov-new1.7.17): Add section.

* Makefile.in (cygcheck.exe): Add temporary (1.7.17-only) hack to
allow cygcheck running on pre-Vista despite of the new w32api not
matching the locally used w32api.

* libc/stdlib/getopt.c (getopt_internal): Align handling of colon to
SUSv4 requirements.
(__getopt_long_r): Fix formatting.

* libc/stdio/vfprintf.c (__sbprintf): Fix comment.

* libc/include/assert.h (static_assert): Define.

* libc/include/sys/features.h (__GNUC_PREREQ): Define.  Use
throughout in place of explicit GNUC version checks.
* libc/include/_ansi.h (_NOINLINE): Define.
(_NOINLINE_STATIC): Define.
* libc/stdio/vfprintf.c (__sbprintf): Define _NOINLINE_STATIC.

*** empty log message ***

*** empty log message ***

* fhandler_floppy.cc (fhandler_dev_floppy::lseek): Remove lloffset.
Use offset directly.  Add shortcut for lseek(fd, 0, SEEK_CUR) case.
(fhandler_dev_floppy::ioctl): Drop wrong RDSETBLK case.
* fhandler_raw.cc (fhandler_dev_raw::ioctl): Revamp RDSETBLK code.

* fhandler_tty.cc (fhandler_pty_slave::write): Fix potential exit from loop
with write mutex held.  Delete redundant mutex release.  Clear tty error once
we've grabbed it.

* fhandler_raw.cc (fhandler_dev_raw::fhandler_dev_raw): Drop gratuitous
initializing from previous patch.

* fhandler_floppy.cc (fhandler_dev_floppy::open): Fix comment.

* fhandler_tty.cc (fhandler_pty_slave::write): DWORD -> BOOL.

* hppa.h (pa_opcodes): Use "cX" completer instead of "cx" in fstqx
opcodes.  Likewise, use "cM" instead of "cm" in fstqs opcodes.

* fhandler.h (class fhandler_dev_raw): Add members devbufalloc and
devbufalign.
(class fhandler_dev_floppy): Remove member bytes_per_sector;
* fhandler_floppy.cc (bytes_per_sector): Define as devbufalign.
(fhandler_dev_floppy::open): Set devbufalign to a multiple of the
sector size and handle devbuf allocation and alignment in !O_DIRECT
case here.  Change comment accordingly.
Call FSCTL_ALLOW_EXTENDED_DASD_IO for partitions as well.
(fhandler_dev_floppy::raw_write): Fix comment.  Rewrite and fix
writing behaviour when application uses read and lseek.
(fhandler_dev_floppy::lseek): Use rounddown macro.  Call
SetFilePointerEx rather than the old SetFilePointer.
(fhandler_dev_floppy::ioctl): Reformat switch.  Call
IOCTL_DISK_UPDATE_PROPERTIES rather than IOCTL_DISK_UPDATE_DRIVE_SIZE
in BLKRRPART case.  Support BLKIOMIN, BLKIOOPT, BLKPBSZGET and
BLKALIGNOFF.
* fhandler_raw.cc (fhandler_dev_raw::fhandler_dev_raw): Initialize
all devbuf-related members.
(fhandler_dev_raw::~fhandler_dev_raw): Delete devbufalloc rather than
devbuf.
(fhandler_dev_raw::open): Drop allocating devbuf.
(fhandler_dev_raw::dup): Allocate devbufalloc and set devbuf to support
new sector-aligned devbuf handling.
(fhandler_dev_raw::fixup_after_exec): Ditto.
* fhandler_tape.cc (fhandler_dev_tape::open): Ditto, set devbufalign
to 1.
* include/cygwin/fs.h (BLKIOMIN): Define.
(BLKIOOPT): Define.
(BLKALIGNOFF): Define.
(BLKPBSZGET): Define.

* fhandler_raw.cc (fhandler_dev_raw::open): Allow O_EXCL flag, as on
Linux.

* fhandler_termios.cc (fhandler_termios::line_edit): Don't manipulate
output_mutex on CTRL-S/CTRL-Q to avoid a deadlock.
* fhandler_tty.cc (fhandler_pty_slave::write): Loop when output_stopped is
detected before acquiring output_mutex.  Acquire output_mutex in the loop for
each write.
* tty.h: Remove some obsolete defines.
(tty_min::output_stopped): Make 'bool'.

config.{guess,sub}: update from upstream config-patches repo

From: David Holsgrove <david.holsgrove@xilinx.com>

Adds microblaze little endian support.

Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

* include/cygwin/in.h (struct in_addr): Guard with s_addr to avoid
potential collision with Win32 headers.

merge from gcc

* child_info.h (child_info_spawn::has_execed): Remove unneeded synchronization.

* pinfo.cc: Remove unneeded assert.h.

* cygcheck.cc (dump_sysinfo): Convert "if/else if" chain to a switch
statement.  Drop "not yet supported" and "Server" from Windows 2012
output string.

* libc/posix/wordfree.c (wordfree): The wrong words are freed
when WRDE_DOOFFS is in use. Restructure the code so that the memory
needed to be freed is instead kept in an internal linked list...
* libc/posix/wordexp2.h: ...as defined here...
* libc/posix/wordexp.c (wordexp): ...and build this internal
linked list here, avoiding wasteful strdup calls in the process.

* libc/posix/wordexp.c (wordexp): Return WRDE_NOSPACE on resource
allocation failure. Cleanup leftover resources when failing.

* libc/posix/wordexp.c (wordexp): Handle expanded words longer
than 500 bytes.

* libc/posix/wordexp.c (wordexp): Don't leak file streams.

2012-10-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* config/tc-s390.c (s390_parse_cpu): Add new option zEC12.
* doc/as.texinfo: Document new option zEC12.
* doc/c-s390.texi: Likewise.

2012-10-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* gas/s390/s390.exp: Run zEC12 tests.
* gas/s390/zarch-zEC12.d: New file.
* gas/s390/zarch-zEC12.s: New file.

2012-10-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* s390-mkopc.c: Support new option zEC12.
* s390-opc.c: Add new instruction formats.
* s390-opc.txt: Add new instructions for zEC12.

2012-10-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* s390.h (s390_opcode_cpu_val): Add S390_OPCODE_ZEC12.

* libc/machine/rl78/setjmp.S: Convert from CPP macros to GAS
macros, to avoid dependence on the line separation character.

* rl78/crt0.S (_interrupt_vector_table): Convert from CPP macros
to GAS macros, to avoid dependence on the line separation
character.

* libc/sys/sysnecv850/sbrk.c (_sbrk): Change heap_start to be an
array of undefined size, to avoid problems when compiled with
-msda=4.

* v850/sbrk.c (_sbrk): Change heap_start to be an array of
undefined size, to avoid problems when compiled with -msda=4.

2012-10-02  Steve Ellcey  <sellcey@mips.com>

* mips/configure.in: Add new linker scripts to script list.
* mips/configure: Regenerate.
* mips/mti32.ld: New.
* mips/mti64.ld: New.
* mips/mti64_n32.ld: New.
* mips/mti64_64.ld: New.
* mips/sde32.ld: New.
* mips/sde64.ld: New.

2012-10-01  Jeff Johnston  <jjohnstn@redhat.com>

        * README: replace sources.redhat.com with sourceware.org.
        * HOWTO: Ditto.

Sync toplevel files with GCC tree

2012-09-28  Ian Lance Taylor  <iant@google.com>

* Makefile.def: Make all-target-libgo depend on
all-target-libbacktrace.
* Makefile.in: Rebuild.

2012-09-26  Ian Lance Taylor  <iant@google.com>

* Makefile.def: Make all-gcc depend on all-libbacktrace.
* Makefile.in: Rebuild.

2012-09-06  Diego Novillo  <dnovillo@google.com>

* configure.ac: Bump minimum GMP version to 4.2.3.
* configure: Re-generate.

2012-09-05  Georg-Johann Lay  <avr@gjlay.de>

PR target/54461
* configure.ac (noconfigdirs,target=avr-*-*): Add target-newlib,
target-libgloss if not configured --with-avrlibc=no.
* configure: Regenerate.

2012-09-04  Jason Merrill  <jason@redhat.com>

* configure.ac: Fix --enable-languages=all.

2012-09-03  Richard Guenther  <rguenther@suse.de>

PR bootstrap/54138
* configure.ac: Re-organize ISL / CLOOG checks to allow
disabling with either --without-isl or --without-cloog.
* configure: Regenerated.

2012-09-03  Georg-Johann Lay  <avr@gjlay.de>

* configure.ac (noconfigdirs,target=avr): Add target-libquadmath.
* configure: Regenerate.

Sync config with GCC

2012-09-03  Richard Guenther  <rguenther@suse.de>

PR bootstrap/54138
* config/cloog.m4: Adjust for toplevel reorg.
* config/isl.m4: Adjust.

Don't abort() when disassembling bad moxie instructions.

2012-09-26  Ian Bolton  <ian.bolton@arm.com>
        Jim MacArthur  <jim.macarthur@arm.com>
        Marcus Shawcroft  <marcus.shawcroft@arm.com>
        Nigel Stephens  <nigel.stephens@arm.com>
        Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
        Richard Earnshaw  <rearnsha@arm.com>
        Sofiane Naci  <sofiane.naci@arm.com>
        Tejas Belagod  <tejas.belagod@arm.com>
        Yufeng Zhang  <yufeng.zhang@arm.com>

        * aarch64/Makefile.in: New file.
        * aarch64/_exit.c: New file.
        * aarch64/_kill.c: New file.
        * aarch64/aclocal.m4: Generated.
        * aarch64/configure: Generated.
        * aarch64/configure.in: New file.
        * aarch64/cpu-init/Makefile.in: New file.
        * aarch64/cpu-init/rdimon-aem-el3.S: New file.
        * aarch64/crt0.S: New file.
        * aarch64/elf-rdimon.specs: New file.
        * aarch64/libcfunc.c: New file.
        * aarch64/svc.h: New file.
        * aarch64/syscalls.c: New file.
        * configure.in: Add AArch64.
        * configure: Re-generated.

2012-09-26  Ian Bolton  <ian.bolton@arm.com>
        Jim MacArthur  <jim.macarthur@arm.com>
        Marcus Shawcroft  <marcus.shawcroft@arm.com>
        Nigel Stephens  <nigel.stephens@arm.com>
        Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
        Richard Earnshaw  <rearnsha@arm.com>
        Sofiane Naci  <sofiane.naci@arm.com>
        Tejas Belagod  <tejas.belagod@arm.com>
        Yufeng Zhang  <yufeng.zhang@arm.com>

        * configure.host: Add AArch64.
        * libc/include/machine/ieeefp.h: Add AArch64.
        * libc/include/machine/setjmp.h: Add AArch64.
        * libc/include/machine/time.h: Add AArch64.
        * libc/include/sys/config.h: Add AArch64.
        * libc/machine/aarch64/Makefile.am: New file.
        * libc/machine/aarch64/Makefile.in: Generated.
        * libc/machine/aarch64/aclocal.m4: Generated.
        * libc/machine/aarch64/configure: Generated.
        * libc/machine/aarch64/configure.in: New file.
        * libc/machine/aarch64/setjmp.S: New file.
        * libc/machine/configure.in: Add AArch64.
        * libc/machine/configure: Re-generated.
        * libm/machine/aarch64/Makefile.am: New file.
        * libm/machine/aarch64/Makefile.in: Generated.
        * libm/machine/aarch64/aclocal.m4: Generated.
        * libm/machine/aarch64/configure: Generated.
        * libm/machine/aarch64/configure.in: New file.
        * libm/machine/aarch64/s_ceil.c: New file.
        * libm/machine/aarch64/s_floor.c: New file.
        * libm/machine/aarch64/s_fma.c: New file.
        * libm/machine/aarch64/s_fmax.c: New file.
        * libm/machine/aarch64/s_fmin.c: New file.
        * libm/machine/aarch64/s_llrint.c: New file.
        * libm/machine/aarch64/s_llround.c: New file.
        * libm/machine/aarch64/s_lrint.c: New file.
        * libm/machine/aarch64/s_lround.c: New file.
        * libm/machine/aarch64/s_nearbyint.c: New file.
        * libm/machine/aarch64/s_rint.c: New file.
        * libm/machine/aarch64/s_round.c: New file.
        * libm/machine/aarch64/s_trunc.c: New file.
        * libm/machine/aarch64/sf_ceil.c: New file.
        * libm/machine/aarch64/sf_floor.c: New file.
        * libm/machine/aarch64/sf_fma.c: New file.
        * libm/machine/aarch64/sf_fmax.c: New file.
        * libm/machine/aarch64/sf_fmin.c: New file.
        * libm/machine/aarch64/sf_llrint.c: New file.
        * libm/machine/aarch64/sf_llround.c: New file.
        * libm/machine/aarch64/sf_lrint.c: New file.
        * libm/machine/aarch64/sf_lround.c: New file.
        * libm/machine/aarch64/sf_nearbyint.c: New file.
        * libm/machine/aarch64/sf_rint.c: New file.
        * libm/machine/aarch64/sf_round.c: New file.
        * libm/machine/aarch64/sf_trunc.c: New file.
        * libm/machine/configure.in: Add AArch64.
        * libm/machine/configure: Re-generated.

2012-09-26  Michael Hope  <michael.hope@linaro.org>

        * doc/makedoc.c (dup_): Rename to avoid colliding with dup(2).

2012-09-21  Steve Ellcey  <sellcey@mips.com>

* configure.ac: Add mips*-mti-elf* target.
* configure: Regenerate.

* configure.ac (host_libs): Add libbacktrace.
(target_libraries): Add libbacktrace.
* Makefile.def (host_modules): Add libbacktrace.
(target_modules): Likewise.
* configure, Makefile.in: Rebuild.

2012-09-19  Steve Ellcey  <sellcey@mips.com>

* mt-sde: Change -mcode-xonly to -mcode-readable=pcrel.

Moved the Changelog entries for breakpoint.c and remote.c out of Changelog
and into gdb/Changelog.