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| author | Kaz Kojima <kkojima@gcc.gnu.org> | 2007-01-12 22:27:49 +0000 |
|---|---|---|
| committer | Kaz Kojima <kkojima@gcc.gnu.org> | 2007-01-12 22:27:49 +0000 |
| commit | 228e6ac24512fc77d715b6c59eae96fdfbcc5fa6 (patch) | |
| tree | c2f9487eca7bc2fce84c29f6f777b6bfd698cf36 /libjava/sysdep | |
| parent | db9d500a22dedb8574dab86475a27d06a3059adf (diff) | |
| download | gcc-228e6ac24512fc77d715b6c59eae96fdfbcc5fa6.zip gcc-228e6ac24512fc77d715b6c59eae96fdfbcc5fa6.tar.gz gcc-228e6ac24512fc77d715b6c59eae96fdfbcc5fa6.tar.bz2 | |
locks.h (read_barrier): New.
* sysdep/sh/locks.h (read_barrier): New.
(write_barrier): Likewise.
From-SVN: r120735
Diffstat (limited to 'libjava/sysdep')
| -rw-r--r-- | libjava/sysdep/sh/locks.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/libjava/sysdep/sh/locks.h b/libjava/sysdep/sh/locks.h index f6076d6..9a152fb 100644 --- a/libjava/sysdep/sh/locks.h +++ b/libjava/sysdep/sh/locks.h @@ -1,6 +1,6 @@ // locks.h - Thread synchronization primitives. SuperH implementation. -/* Copyright (C) 2002 Free Software Foundation +/* Copyright (C) 2002, 2007 Free Software Foundation This file is part of libgcj. @@ -69,4 +69,16 @@ compare_and_swap_release (volatile obj_addr_t *addr, obj_addr_t old, return compare_and_swap (addr, old, new_val); } +inline static void +read_barrier() +{ + __asm__ __volatile__(" " : : : "memory"); +} + +inline static void +write_barrier() +{ + __asm__ __volatile__(" " : : : "memory"); +} + #endif /* ! __SYSDEP_LOCKS_H__ */ |