Re: [Qemu-devel] [PATCH 00/23] bsd-user: FreeBSD support for mips/mips64 and arm

[Anthony Liguori]

Stacey Son <address@hidden> writes:

> Hi all,
>
> This patch series add BSD user mode support for FreeBSD.  In addition,
> it adds the necessary architecture dependent code for the mips, mips64,
> and arm targets.  In its current state it can emulate most mips/mips64
> and arm target binaries on a x86 host in a simple chroot environment
> (see https://wiki.freebsd.org/QemuUserModeHowTo for example).
>
> To build this code it requires Ed Maste's configure/linker patches for
> using an alternate .text segment on FreeBSD. ie.
>
>     
> https://github.com/emaste/qemu/commit/2fdae0f4172175dddbd19283a4607eae2a46587d
>
> and the suggested change by Richard Henderson
>
>     
> https://github.com/emaste/qemu/commit/ede607ad998bac1d44f2e3a79d5f5fb5e70c9f46
>
> Besides adding a lot of shims and other support code this change
> restructures the code significantly to reduce the amount of C
> preprocessor conditionals for the various target and host arch/OS's.
> In general, the target cpu depedent code has been moved into into
> the various arch directories and the host OS dependent code (ie.
> FreeBSD, NetBSD, OpenBSD) has been moved into the OS directories as
> much as possible.
>
> I recognize and give credit to Olivier Houchard (arm dependent and other
> bsd-user code), Juergen Lock (FreeBSD qemu port owner), and Ed Maste (linker
> configuration). Also, to Andreas Tobler (initial PPC dependent code). I
> am sure I forgot someone and apoligize in advance.
>
> Once this patch set has been has been reviewed and approved I can submit
> it as a pull request if desired.
>
> Best Regards,
>
> Stacey D. Son
> ---
>
> Stacey Son (23):
>   bsd-user: initial code clean up
>   bsd-user: add initial support for mips/mips64
>   bsd-user: additional seperation of OS and architecture dependent code
>   bsd-user: add bsd signal emulation
>   bsd-user: add bsd_binprm to TaskState for core dumping emulation
>   bsd-user: fix thread initialization and ELF addresses for mips/mips64
>   bsd-user: find target executable in path when absolute path not given
>   bsd-user: initialize stack with signal trampolin code and canary
>   bsd-user: refresh FreeBSD's system call numbers
>   bsd-user: add shims for memory management related syscalls
>   bsd-user: add shims for file related system calls
>   bsd-user: add shims for time related system calls.
>   bsd-user: add shims for signal related system calls
>   bsd-user: add shims for process related system calls
>   bsd-user: add shims for socket related system calls
>   bsd-user: add shims for stat and file handle related syscalls
>   bsd-user: add shims for thread related system calls
>   bsd-user: add shim for the ioctl system call
>   bsd-user: add shims for sysarch() and sysctl() system calls
>   bsd-user: add shims for extended attributes system calls
>   bsd-user: add miscellaneous system call shims
>   bsd-user: add more strace formating
>   bsd-user: add arm cpu support
>
>  Makefile.target                         |    5 +-
>  bsd-user/Makefile.objs                  |    9 +-
>  bsd-user/arm/syscall.h                  |   36 +
>  bsd-user/arm/target_arch.h              |   13 +
>  bsd-user/arm/target_arch_cpu.h          |  405 +++++++
>  bsd-user/arm/target_arch_signal.h       |  255 ++++
>  bsd-user/arm/target_arch_sigtramp.h     |   33 +
>  bsd-user/arm/target_arch_sysarch.h      |   80 ++
>  bsd-user/arm/target_arch_thread.h       |   40 +
>  bsd-user/arm/target_arch_vmparam.h      |   49 +
>  bsd-user/bsd-file.h                     | 1095 ++++++++++++++++++
>  bsd-user/bsd-mem.c                      |  122 ++
>  bsd-user/bsd-mem.h                      |  387 +++++++
>  bsd-user/bsd-misc.c                     |  209 ++++
>  bsd-user/bsd-misc.h                     |  339 ++++++
>  bsd-user/bsd-mman.h                     |  121 --
>  bsd-user/bsd-proc.c                     |  160 +++
>  bsd-user/bsd-proc.h                     |  434 +++++++
>  bsd-user/bsd-signal.h                   |  232 ++++
>  bsd-user/bsd-socket.c                   |  108 ++
>  bsd-user/bsd-socket.h                   |  266 +++++
>  bsd-user/bsdload.c                      |  139 ++-
>  bsd-user/elfload.c                      |  387 ++++---
>  bsd-user/errno_defs.h                   |   13 +-
>  bsd-user/freebsd/host_os.h              |   46 +
>  bsd-user/freebsd/ioctl-cmds.h           |   47 +
>  bsd-user/freebsd/ioctl-filio.h          |   45 +
>  bsd-user/freebsd/ioctl-ioccom.h         |   54 +
>  bsd-user/freebsd/ioctl-ttycom.h         |  257 ++++
>  bsd-user/freebsd/ioctl-types.h          |    7 +
>  bsd-user/freebsd/os-extattr.c           |  119 ++
>  bsd-user/freebsd/os-extattr.h           |  644 +++++++++++
>  bsd-user/freebsd/os-misc.h              |  442 +++++++
>  bsd-user/freebsd/os-proc.c              |  234 ++++
>  bsd-user/freebsd/os-proc.h              |  427 +++++++
>  bsd-user/freebsd/os-signal.h            |   43 +
>  bsd-user/freebsd/os-socket.c            |  149 +++
>  bsd-user/freebsd/os-socket.h            |  548 +++++++++
>  bsd-user/freebsd/os-stat.c              |  234 ++++
>  bsd-user/freebsd/os-stat.h              |  437 +++++++
>  bsd-user/freebsd/os-strace.h            |   29 +
>  bsd-user/freebsd/os-sys.c               |  268 +++++
>  bsd-user/freebsd/os-thread.c            |  802 +++++++++++++
>  bsd-user/freebsd/os-thread.h            |  742 ++++++++++++
>  bsd-user/freebsd/os-time.c              |  205 ++++
>  bsd-user/freebsd/os-time.h              |  602 ++++++++++
>  bsd-user/freebsd/qemu-os.h              |   77 ++
>  bsd-user/freebsd/strace.list            |   76 ++-
>  bsd-user/freebsd/syscall_nr.h           |  813 +++++++------
>  bsd-user/freebsd/target_os_siginfo.h    |  100 ++
>  bsd-user/freebsd/target_os_signal.h     |   79 ++
>  bsd-user/freebsd/target_os_stack.h      |  124 ++
>  bsd-user/freebsd/target_os_vmparam.h    |   19 +
>  bsd-user/i386/syscall.h                 |   23 +
>  bsd-user/i386/target_arch.h             |   11 +
>  bsd-user/i386/target_arch_cpu.c         |   79 ++
>  bsd-user/i386/target_arch_cpu.h         |  290 +++++
>  bsd-user/i386/target_arch_signal.h      |   81 ++
>  bsd-user/i386/target_arch_sigtramp.h    |   11 +
>  bsd-user/i386/target_arch_sysarch.h     |   78 ++
>  bsd-user/i386/target_arch_thread.h      |   30 +
>  bsd-user/i386/target_arch_vmparam.h     |   26 +
>  bsd-user/i386/target_signal.h           |   20 -
>  bsd-user/ioctl.c                        |  447 +++++++
>  bsd-user/main.c                         |  875 +++------------
>  bsd-user/mips/syscall.h                 |   52 +
>  bsd-user/mips/target_arch.h             |   13 +
>  bsd-user/mips/target_arch_cpu.h         |  227 ++++
>  bsd-user/mips/target_arch_signal.h      |  237 ++++
>  bsd-user/mips/target_arch_sigtramp.h    |   23 +
>  bsd-user/mips/target_arch_sysarch.h     |   69 ++
>  bsd-user/mips/target_arch_thread.h      |   45 +
>  bsd-user/mips/target_arch_vmparam.h     |   47 +
>  bsd-user/mips64/syscall.h               |   53 +
>  bsd-user/mips64/target_arch.h           |   13 +
>  bsd-user/mips64/target_arch_cpu.h       |  226 ++++
>  bsd-user/mips64/target_arch_signal.h    |  236 ++++
>  bsd-user/mips64/target_arch_sigtramp.h  |   23 +
>  bsd-user/mips64/target_arch_sysarch.h   |   69 ++
>  bsd-user/mips64/target_arch_thread.h    |   45 +
>  bsd-user/mips64/target_arch_vmparam.h   |   47 +
>  bsd-user/mmap.c                         |  108 +--
>  bsd-user/netbsd/host_os.h               |   31 +
>  bsd-user/netbsd/ioctl-cmds.h            |   48 +
>  bsd-user/netbsd/ioctl-filio.h           |   29 +
>  bsd-user/netbsd/ioctl-ioccom.h          |   38 +
>  bsd-user/netbsd/ioctl-ttycom.h          |  240 ++++
>  bsd-user/netbsd/ioctl-types.h           |    7 +
>  bsd-user/netbsd/os-extattr.h            |  247 ++++
>  bsd-user/netbsd/os-proc.c               |   11 +
>  bsd-user/netbsd/os-proc.h               |  243 ++++
>  bsd-user/netbsd/os-signal.h             |   34 +
>  bsd-user/netbsd/os-socket.c             |    1 +
>  bsd-user/netbsd/os-socket.h             |   98 ++
>  bsd-user/netbsd/os-stat.c               |    1 +
>  bsd-user/netbsd/os-stat.h               |  176 +++
>  bsd-user/netbsd/os-strace.h             |    1 +
>  bsd-user/netbsd/os-sys.c                |   46 +
>  bsd-user/netbsd/os-time.c               |    1 +
>  bsd-user/netbsd/os-time.h               |  179 +++
>  bsd-user/netbsd/qemu-os.h               |    1 +
>  bsd-user/netbsd/strace.list             |   18 +
>  bsd-user/netbsd/syscall_nr.h            |   24 +-
>  bsd-user/netbsd/target_os_siginfo.h     |   82 ++
>  bsd-user/netbsd/target_os_signal.h      |   70 ++
>  bsd-user/netbsd/target_os_stack.h       |   31 +
>  bsd-user/netbsd/target_os_vmparam.h     |   17 +
>  bsd-user/openbsd/host_os.h              |   31 +
>  bsd-user/openbsd/ioctl-cmds.h           |   48 +
>  bsd-user/openbsd/ioctl-filio.h          |   29 +
>  bsd-user/openbsd/ioctl-ioccom.h         |   38 +
>  bsd-user/openbsd/ioctl-ttycom.h         |  240 ++++
>  bsd-user/openbsd/ioctl-types.h          |    7 +
>  bsd-user/openbsd/os-extattr.h           |  247 ++++
>  bsd-user/openbsd/os-proc.c              |   11 +
>  bsd-user/openbsd/os-proc.h              |  243 ++++
>  bsd-user/openbsd/os-signal.h            |   34 +
>  bsd-user/openbsd/os-socket.c            |    1 +
>  bsd-user/openbsd/os-socket.h            |   98 ++
>  bsd-user/openbsd/os-stat.c              |    1 +
>  bsd-user/openbsd/os-stat.h              |  176 +++
>  bsd-user/openbsd/os-strace.h            |    1 +
>  bsd-user/openbsd/os-sys.c               |   46 +
>  bsd-user/openbsd/os-time.c              |    1 +
>  bsd-user/openbsd/os-time.h              |  179 +++
>  bsd-user/openbsd/qemu-os.h              |    1 +
>  bsd-user/openbsd/strace.list            |   18 +
>  bsd-user/openbsd/syscall_nr.h           |   24 +-
>  bsd-user/openbsd/target_os_siginfo.h    |   82 ++
>  bsd-user/openbsd/target_os_signal.h     |   70 ++
>  bsd-user/openbsd/target_os_stack.h      |   31 +
>  bsd-user/openbsd/target_os_vmparam.h    |   17 +
>  bsd-user/qemu-bsd.h                     |   79 ++
>  bsd-user/qemu.h                         |  195 +++-
>  bsd-user/signal.c                       |  923 +++++++++++++++-
>  bsd-user/sparc/syscall.h                |   29 +-
>  bsd-user/sparc/target_arch.h            |    9 +
>  bsd-user/sparc/target_arch_cpu.c        |  113 ++
>  bsd-user/sparc/target_arch_cpu.h        |  143 +++
>  bsd-user/sparc/target_arch_signal.h     |   64 +
>  bsd-user/sparc/target_arch_sigtramp.h   |   11 +
>  bsd-user/sparc/target_arch_sysarch.h    |   52 +
>  bsd-user/sparc/target_arch_thread.h     |   30 +
>  bsd-user/sparc/target_arch_vmparam.h    |   35 +
>  bsd-user/sparc/target_signal.h          |   27 -
>  bsd-user/sparc64/syscall.h              |   28 +-
>  bsd-user/sparc64/target_arch.h          |    9 +
>  bsd-user/sparc64/target_arch_cpu.c      |  118 ++
>  bsd-user/sparc64/target_arch_cpu.h      |  175 +++
>  bsd-user/sparc64/target_arch_signal.h   |   81 ++
>  bsd-user/sparc64/target_arch_sigtramp.h |   11 +
>  bsd-user/sparc64/target_arch_sysarch.h  |   52 +
>  bsd-user/sparc64/target_arch_thread.h   |   30 +
>  bsd-user/sparc64/target_arch_vmparam.h  |   37 +
>  bsd-user/sparc64/target_signal.h        |   27 -
>  bsd-user/strace.c                       |  175 ++-
>  bsd-user/syscall.c                      | 1929 
> ++++++++++++++++++++++++-------
>  bsd-user/syscall_defs.h                 |  790 +++++++++++--
>  bsd-user/uaccess.c                      |   20 +-
>  bsd-user/x86_64/syscall.h               |   26 +-
>  bsd-user/x86_64/target_arch.h           |   11 +
>  bsd-user/x86_64/target_arch_cpu.c       |   79 ++
>  bsd-user/x86_64/target_arch_cpu.h       |  312 +++++
>  bsd-user/x86_64/target_arch_signal.h    |   81 ++
>  bsd-user/x86_64/target_arch_sigtramp.h  |   11 +
>  bsd-user/x86_64/target_arch_sysarch.h   |   76 ++
>  bsd-user/x86_64/target_arch_thread.h    |   30 +
>  bsd-user/x86_64/target_arch_vmparam.h   |   28 +
>  bsd-user/x86_64/target_signal.h         |   19 -
>  configure                               |   25 +-
>  default-configs/arm-bsd-user.mak        |    3 +
>  default-configs/armeb-bsd-user.mak      |    3 +
>  default-configs/mips-bsd-user.mak       |    1 +
>  default-configs/mips64-bsd-user.mak     |    1 +
>  default-configs/mips64el-bsd-user.mak   |    1 +
>  default-configs/mipsel-bsd-user.mak     |    1 +
>  include/qemu/tls.h                      |    2 +-
>  target-mips/mips-defs.h                 |   13 +-
>  178 files changed, 23181 insertions(+), 2192 deletions(-)

There is no humanly way 23k LOC can be reviewed in a single series.

Has this been maintained out of tree for some time?  Is it largely
copy/paste from linux-user?

Regards,

Anthony Liguori


>  create mode 100644 bsd-user/arm/syscall.h
>  create mode 100644 bsd-user/arm/target_arch.h
>  create mode 100644 bsd-user/arm/target_arch_cpu.c
>  create mode 100644 bsd-user/arm/target_arch_cpu.h
>  create mode 100644 bsd-user/arm/target_arch_signal.h
>  create mode 100644 bsd-user/arm/target_arch_sigtramp.h
>  create mode 100644 bsd-user/arm/target_arch_sysarch.h
>  create mode 100644 bsd-user/arm/target_arch_thread.h
>  create mode 100644 bsd-user/arm/target_arch_vmparam.h
>  create mode 100644 bsd-user/bsd-file.h
>  create mode 100644 bsd-user/bsd-mem.c
>  create mode 100644 bsd-user/bsd-mem.h
>  create mode 100644 bsd-user/bsd-misc.c
>  create mode 100644 bsd-user/bsd-misc.h
>  delete mode 100644 bsd-user/bsd-mman.h
>  create mode 100644 bsd-user/bsd-proc.c
>  create mode 100644 bsd-user/bsd-proc.h
>  create mode 100644 bsd-user/bsd-signal.h
>  create mode 100644 bsd-user/bsd-socket.c
>  create mode 100644 bsd-user/bsd-socket.h
>  create mode 100644 bsd-user/freebsd/host_os.h
>  create mode 100644 bsd-user/freebsd/ioctl-cmds.h
>  create mode 100644 bsd-user/freebsd/ioctl-filio.h
>  create mode 100644 bsd-user/freebsd/ioctl-ioccom.h
>  create mode 100644 bsd-user/freebsd/ioctl-ttycom.h
>  create mode 100644 bsd-user/freebsd/ioctl-types.h
>  create mode 100644 bsd-user/freebsd/os-extattr.c
>  create mode 100644 bsd-user/freebsd/os-extattr.h
>  create mode 100644 bsd-user/freebsd/os-misc.h
>  create mode 100644 bsd-user/freebsd/os-proc.c
>  create mode 100644 bsd-user/freebsd/os-proc.h
>  create mode 100644 bsd-user/freebsd/os-signal.h
>  create mode 100644 bsd-user/freebsd/os-socket.c
>  create mode 100644 bsd-user/freebsd/os-socket.h
>  create mode 100644 bsd-user/freebsd/os-stat.c
>  create mode 100644 bsd-user/freebsd/os-stat.h
>  create mode 100644 bsd-user/freebsd/os-strace.h
>  create mode 100644 bsd-user/freebsd/os-sys.c
>  create mode 100644 bsd-user/freebsd/os-thread.c
>  create mode 100644 bsd-user/freebsd/os-thread.h
>  create mode 100644 bsd-user/freebsd/os-time.c
>  create mode 100644 bsd-user/freebsd/os-time.h
>  create mode 100644 bsd-user/freebsd/qemu-os.h
>  create mode 100644 bsd-user/freebsd/target_os_siginfo.h
>  create mode 100644 bsd-user/freebsd/target_os_signal.h
>  create mode 100644 bsd-user/freebsd/target_os_stack.h
>  create mode 100644 bsd-user/freebsd/target_os_vmparam.h
>  create mode 100644 bsd-user/i386/target_arch.h
>  create mode 100644 bsd-user/i386/target_arch_cpu.c
>  create mode 100644 bsd-user/i386/target_arch_cpu.h
>  create mode 100644 bsd-user/i386/target_arch_signal.h
>  create mode 100644 bsd-user/i386/target_arch_sigtramp.h
>  create mode 100644 bsd-user/i386/target_arch_sysarch.h
>  create mode 100644 bsd-user/i386/target_arch_thread.h
>  create mode 100644 bsd-user/i386/target_arch_vmparam.h
>  delete mode 100644 bsd-user/i386/target_signal.h
>  create mode 100644 bsd-user/ioctl.c
>  create mode 100644 bsd-user/mips/syscall.h
>  create mode 100644 bsd-user/mips/target_arch.h
>  create mode 100644 bsd-user/mips/target_arch_cpu.c
>  create mode 100644 bsd-user/mips/target_arch_cpu.h
>  create mode 100644 bsd-user/mips/target_arch_signal.h
>  create mode 100644 bsd-user/mips/target_arch_sigtramp.h
>  create mode 100644 bsd-user/mips/target_arch_sysarch.h
>  create mode 100644 bsd-user/mips/target_arch_thread.h
>  create mode 100644 bsd-user/mips/target_arch_vmparam.h
>  create mode 100644 bsd-user/mips64/syscall.h
>  create mode 100644 bsd-user/mips64/target_arch.h
>  create mode 100644 bsd-user/mips64/target_arch_cpu.c
>  create mode 100644 bsd-user/mips64/target_arch_cpu.h
>  create mode 100644 bsd-user/mips64/target_arch_signal.h
>  create mode 100644 bsd-user/mips64/target_arch_sigtramp.h
>  create mode 100644 bsd-user/mips64/target_arch_sysarch.h
>  create mode 100644 bsd-user/mips64/target_arch_thread.h
>  create mode 100644 bsd-user/mips64/target_arch_vmparam.h
>  create mode 100644 bsd-user/mips64/touch_arch.cpu.c
>  create mode 100644 bsd-user/netbsd/host_os.h
>  create mode 100644 bsd-user/netbsd/ioctl-cmds.h
>  create mode 100644 bsd-user/netbsd/ioctl-filio.h
>  create mode 100644 bsd-user/netbsd/ioctl-ioccom.h
>  create mode 100644 bsd-user/netbsd/ioctl-ttycom.h
>  create mode 100644 bsd-user/netbsd/ioctl-types.h
>  create mode 100644 bsd-user/netbsd/os-extattr.h
>  create mode 100644 bsd-user/netbsd/os-proc.c
>  create mode 100644 bsd-user/netbsd/os-proc.h
>  create mode 100644 bsd-user/netbsd/os-signal.h
>  create mode 100644 bsd-user/netbsd/os-socket.c
>  create mode 100644 bsd-user/netbsd/os-socket.h
>  create mode 100644 bsd-user/netbsd/os-stat.c
>  create mode 100644 bsd-user/netbsd/os-stat.h
>  create mode 100644 bsd-user/netbsd/os-strace.h
>  create mode 100644 bsd-user/netbsd/os-sys.c
>  create mode 100644 bsd-user/netbsd/os-time.c
>  create mode 100644 bsd-user/netbsd/os-time.h
>  create mode 100644 bsd-user/netbsd/qemu-os.h
>  create mode 100644 bsd-user/netbsd/target_os_siginfo.h
>  create mode 100644 bsd-user/netbsd/target_os_signal.h
>  create mode 100644 bsd-user/netbsd/target_os_stack.h
>  create mode 100644 bsd-user/netbsd/target_os_vmparam.h
>  create mode 100644 bsd-user/openbsd/host_os.h
>  create mode 100644 bsd-user/openbsd/ioctl-cmds.h
>  create mode 100644 bsd-user/openbsd/ioctl-filio.h
>  create mode 100644 bsd-user/openbsd/ioctl-ioccom.h
>  create mode 100644 bsd-user/openbsd/ioctl-ttycom.h
>  create mode 100644 bsd-user/openbsd/ioctl-types.h
>  create mode 100644 bsd-user/openbsd/os-extattr.h
>  create mode 100644 bsd-user/openbsd/os-proc.c
>  create mode 100644 bsd-user/openbsd/os-proc.h
>  create mode 100644 bsd-user/openbsd/os-signal.h
>  create mode 100644 bsd-user/openbsd/os-socket.c
>  create mode 100644 bsd-user/openbsd/os-socket.h
>  create mode 100644 bsd-user/openbsd/os-stat.c
>  create mode 100644 bsd-user/openbsd/os-stat.h
>  create mode 100644 bsd-user/openbsd/os-strace.h
>  create mode 100644 bsd-user/openbsd/os-sys.c
>  create mode 100644 bsd-user/openbsd/os-time.c
>  create mode 100644 bsd-user/openbsd/os-time.h
>  create mode 100644 bsd-user/openbsd/qemu-os.h
>  create mode 100644 bsd-user/openbsd/target_os_siginfo.h
>  create mode 100644 bsd-user/openbsd/target_os_signal.h
>  create mode 100644 bsd-user/openbsd/target_os_stack.h
>  create mode 100644 bsd-user/openbsd/target_os_vmparam.h
>  create mode 100644 bsd-user/qemu-bsd.h
>  create mode 100644 bsd-user/sparc/target_arch.h
>  create mode 100644 bsd-user/sparc/target_arch_cpu.c
>  create mode 100644 bsd-user/sparc/target_arch_cpu.h
>  create mode 100644 bsd-user/sparc/target_arch_signal.h
>  create mode 100644 bsd-user/sparc/target_arch_sigtramp.h
>  create mode 100644 bsd-user/sparc/target_arch_sysarch.h
>  create mode 100644 bsd-user/sparc/target_arch_thread.h
>  create mode 100644 bsd-user/sparc/target_arch_vmparam.h
>  delete mode 100644 bsd-user/sparc/target_signal.h
>  create mode 100644 bsd-user/sparc64/target_arch.h
>  create mode 100644 bsd-user/sparc64/target_arch_cpu.c
>  create mode 100644 bsd-user/sparc64/target_arch_cpu.h
>  create mode 100644 bsd-user/sparc64/target_arch_signal.h
>  create mode 100644 bsd-user/sparc64/target_arch_sigtramp.h
>  create mode 100644 bsd-user/sparc64/target_arch_sysarch.h
>  create mode 100644 bsd-user/sparc64/target_arch_thread.h
>  create mode 100644 bsd-user/sparc64/target_arch_vmparam.h
>  delete mode 100644 bsd-user/sparc64/target_signal.h
>  create mode 100644 bsd-user/x86_64/target_arch.h
>  create mode 100644 bsd-user/x86_64/target_arch_cpu.c
>  create mode 100644 bsd-user/x86_64/target_arch_cpu.h
>  create mode 100644 bsd-user/x86_64/target_arch_signal.h
>  create mode 100644 bsd-user/x86_64/target_arch_sigtramp.h
>  create mode 100644 bsd-user/x86_64/target_arch_sysarch.h
>  create mode 100644 bsd-user/x86_64/target_arch_thread.h
>  create mode 100644 bsd-user/x86_64/target_arch_vmparam.h
>  delete mode 100644 bsd-user/x86_64/target_signal.h
>  create mode 100644 default-configs/arm-bsd-user.mak
>  create mode 100644 default-configs/armeb-bsd-user.mak
>  create mode 100644 default-configs/mips-bsd-user.mak
>  create mode 100644 default-configs/mips64-bsd-user.mak
>  create mode 100644 default-configs/mips64el-bsd-user.mak
>  create mode 100644 default-configs/mipsel-bsd-user.mak
>
> -- 
> 1.7.8