diff options
Diffstat (limited to 'linuxthreads/sysdeps/mips/pspinlock.c')
| -rw-r--r-- | linuxthreads/sysdeps/mips/pspinlock.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/linuxthreads/sysdeps/mips/pspinlock.c b/linuxthreads/sysdeps/mips/pspinlock.c index 8c832ae5f6..bf0a2c833d 100644 --- a/linuxthreads/sysdeps/mips/pspinlock.c +++ b/linuxthreads/sysdeps/mips/pspinlock.c @@ -29,20 +29,21 @@ int __pthread_spin_lock (pthread_spinlock_t *lock) { - unsigned int tmp; + unsigned int tmp1, tmp2; asm volatile ("\t\t\t# spin_lock\n\t" + "ll %1,%3\n" "1:\n\t" - "ll %1,%2\n\t" ".set push\n\t" ".set noreorder\n\t" "bnez %1,1b\n\t" - " li %1,1\n\t" - ".set pop\n\t" - "sc %1,%0\n\t" - "beqz %1,1b" - : "=m" (*lock), "=&r" (tmp) + " li %2,1\n\t" + "sc %2,%0\n\t" + "beqzl %2,1b\n\t" + " ll %1,%3\n\t" + ".set pop" + : "=m" (*lock), "=&r" (tmp1), "=&r" (tmp2) : "m" (*lock) : "memory"); |