diff options
| author | Brian Pane <brianp@apache.org> | 2002-09-01 09:34:42 +0000 |
|---|---|---|
| committer | Brian Pane <brianp@apache.org> | 2002-09-01 09:34:42 +0000 |
| commit | 12039df2be5037d64bf8b587c694e07914fcc044 (patch) | |
| tree | f1cc8d7e45abcf00415e60d94d45fcfc965724b7 /atomic | |
| parent | 364f18c023202d9ad95788eb0435569a0c225f0b (diff) | |
| download | apr-12039df2be5037d64bf8b587c694e07914fcc044.tar.gz | |
Fixed the SPARC v8plus version of apr_atomic_dec so that
it returns the new value instead of the old value (to match
the way the other implementations of this function work)
git-svn-id: https://svn.apache.org/repos/asf/apr/apr/trunk@63844 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'atomic')
| -rw-r--r-- | atomic/solaris_sparc/apr_atomic_sparc.s | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/atomic/solaris_sparc/apr_atomic_sparc.s b/atomic/solaris_sparc/apr_atomic_sparc.s index 3057b3238..9d87fe03d 100644 --- a/atomic/solaris_sparc/apr_atomic_sparc.s +++ b/atomic/solaris_sparc/apr_atomic_sparc.s @@ -65,6 +65,7 @@ ! %o1 [input] - the increment delta value ! %o2 [local] - work register (was %l0 in book) ! %o3 [local] - work register (was %l1 in book) +! %o4 [local] - work register ! %o0 [output] - contains return value ! ! @@ -90,12 +91,13 @@ _apr_atomic_add_sparc_loop: ld [%o0], %o2 _apr_atomic_sub_sparc_loop: sub %o2, %o1, %o3 + mov %o3, %o4 cas [%o0], %o2, %o3 cmp %o2, %o3 bne,a _apr_atomic_sub_sparc_loop - ld [%o0], %o2 + nop retl - mov %o3, %o0 + mov %o4, %o0 SET_SIZE(apr_atomic_sub_sparc) ! |