[Bug libgcj/49193] __sync_xxxx builtins aren't used in sysdep/*/locks.h

[hjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49193

--- Comment #1 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2011-05-31 11:53:37 UTC ---
Author: hjl
Date: Tue May 31 11:53:34 2011
New Revision: 174471

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=174471
Log:
Use __sync_bool_compare_and_swap in x86 locks.h.

2011-05-31  H.J. Lu  <hongjiu.lu@intel.com>

    PR libgcj/49193
    * configure.host (sysdeps_dir): Set to i386 for x86_64.

    * sysdep/i386/locks.h (compare_and_swap): Call
    __sync_bool_compare_and_swap.
    (release_set): Call write_barrier ().

    * sysdep/x86-64/locks.h: Removed.

Removed:
    trunk/libjava/sysdep/x86-64/locks.h
Modified:
    trunk/libjava/ChangeLog
    trunk/libjava/configure.host
    trunk/libjava/sysdep/i386/locks.h