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path: root/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S
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Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S32
1 files changed, 19 insertions, 13 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S b/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S
index f1795131f8..9e4ba959b5 100644
--- a/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S
+++ b/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S
@@ -17,17 +17,13 @@
02111-1307 USA. */
#include <sysdep.h>
+#include <lowlevellock.h>
#include <lowlevelrwlock.h>
#include <pthread-errnos.h>
#include <tcb-offsets.h>
#include <kernel-features.h>
#include "lowlevel-atomic.h"
-#define SYS_futex 240
-#define FUTEX_WAIT 0
-#define FUTEX_WAKE 1
-#define FUTEX_PRIVATE_FLAG 128
-
.text
@@ -156,10 +152,12 @@ __pthread_rwlock_rdlock:
#if MUTEX != 0
add #MUTEX, r5
#endif
- mov r2, r4
+ mov #PSHARED, r0
+ mov.b @(r0,r8), r6
+ extu.b r6, r6
mov.l .Lwait0, r1
bsrf r1
- nop
+ mov r2, r4
.Lwait0b:
bra 2b
nop
@@ -182,6 +180,9 @@ __pthread_rwlock_rdlock:
#if MUTEX != 0
add #MUTEX, r4
#endif
+ mov #PSHARED, r0
+ mov.b @(r0,r8), r5
+ extu.b r5, r5
mov.l .Lwake0, r1
bsrf r1
nop
@@ -210,6 +211,9 @@ __pthread_rwlock_rdlock:
#if MUTEX != 0
add #MUTEX, r4
#endif
+ mov #PSHARED, r0
+ mov.b @(r0,r8), r5
+ extu.b r5, r5
mov.l .Lwake1, r1
bsrf r1
nop
@@ -222,23 +226,25 @@ __pthread_rwlock_rdlock:
#if MUTEX != 0
add #MUTEX, r5
#endif
- mov r2, r4
+ mov #PSHARED, r0
+ mov.b @(r0,r8), r6
+ extu.b r6, r6
mov.l .Lwait1, r1
bsrf r1
- nop
+ mov r2, r4
.Lwait1b:
bra 13b
nop
.align 2
.Lwait0:
- .long __lll_mutex_lock_wait-.Lwait0b
+ .long __lll_lock_wait-.Lwait0b
.Lwake0:
- .long __lll_mutex_unlock_wake-.Lwake0b
+ .long __lll_unlock_wake-.Lwake0b
.Lwait1:
- .long __lll_mutex_lock_wait-.Lwait1b
+ .long __lll_lock_wait-.Lwait1b
.Lwake1:
- .long __lll_mutex_unlock_wake-.Lwake1b
+ .long __lll_unlock_wake-.Lwake1b
.size __pthread_rwlock_rdlock,.-__pthread_rwlock_rdlock
.globl pthread_rwlock_rdlock