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| author | Andrew Haley <aph@redhat.com> | 2007-01-22 12:27:48 +0000 |
|---|---|---|
| committer | Andrew Haley <aph@gcc.gnu.org> | 2007-01-22 12:27:48 +0000 |
| commit | 4d8f018e30914defc592def752dbf00af463611e (patch) | |
| tree | ba69ce2d5df2735ab5c84c08d4f0cc63170b2b7c /libjava | |
| parent | 2f397a93c0b178cb905f5ce0de61c4ea94d5fa9a (diff) | |
| download | gcc-4d8f018e30914defc592def752dbf00af463611e.zip gcc-4d8f018e30914defc592def752dbf00af463611e.tar.gz gcc-4d8f018e30914defc592def752dbf00af463611e.tar.bz2 | |
locks.h (write_barrier): New.
2007-01-22 Andrew Haley <aph@redhat.com>
* sysdep/alpha/locks.h (write_barrier): New.
From-SVN: r121053
Diffstat (limited to 'libjava')
| -rw-r--r-- | libjava/ChangeLog | 4 | ||||
| -rw-r--r-- | libjava/sysdep/alpha/locks.h | 8 |
2 files changed, 12 insertions, 0 deletions
diff --git a/libjava/ChangeLog b/libjava/ChangeLog index 2c0a0f7..16c457b 100644 --- a/libjava/ChangeLog +++ b/libjava/ChangeLog @@ -1,3 +1,7 @@ +2007-01-22 Andrew Haley <aph@redhat.com> + + * sysdep/alpha/locks.h (write_barrier): New. + 2007-01-21 Matthias Klose <doko@debian.org> * Makefile.am (install-exec-hook): Use transformed name. diff --git a/libjava/sysdep/alpha/locks.h b/libjava/sysdep/alpha/locks.h index 1c20249..c5f7f49 100644 --- a/libjava/sysdep/alpha/locks.h +++ b/libjava/sysdep/alpha/locks.h @@ -50,4 +50,12 @@ compare_and_swap_release(volatile obj_addr_t *addr, return compare_and_swap(addr, old, new_val); } +// Ensure that prior stores to memory are completed with respect to other +// processors. +inline static void +write_barrier() +{ + __asm__ __volatile__("wmb" : : : "memory"); +} + #endif |