diff options
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/xtensa/pt-machine.h')
| -rw-r--r-- | libpthread/linuxthreads/sysdeps/xtensa/pt-machine.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/libpthread/linuxthreads/sysdeps/xtensa/pt-machine.h b/libpthread/linuxthreads/sysdeps/xtensa/pt-machine.h index 2c68ddfb5..82d9b540c 100644 --- a/libpthread/linuxthreads/sysdeps/xtensa/pt-machine.h +++ b/libpthread/linuxthreads/sysdeps/xtensa/pt-machine.h @@ -43,10 +43,9 @@ testandset (int *spinlock) " movi %0, 0 \n" " wsr %0, SCOMPARE1 \n" " movi %0, 1 \n" -" s32c1i %0, %1, 0 \n" - : "=&a" (tmp) - : "a" (spinlock) - : "memory" +" s32c1i %0, %1 \n" + : "=&a" (tmp), "+m" (*spinlock) + :: "memory" ); return tmp; } @@ -57,16 +56,16 @@ __compare_and_swap (long int *p, long int oldval, long int newval) unsigned long tmp; unsigned long value; __asm__ volatile ( -"1: l32i %0, %2, 0 \n" +"1: l32i %0, %2 \n" " bne %0, %4, 2f \n" " wsr %0, SCOMPARE1 \n" " mov %1, %0 \n" " mov %0, %3 \n" -" s32c1i %0, %2, 0 \n" +" s32c1i %0, %2 \n" " bne %1, %0, 1b \n" "2: \n" - : "=&a" (tmp), "=&a" (value) - : "a" (p), "a" (newval), "a" (oldval) + : "=&a" (tmp), "=&a" (value), "+m" (*p) + : "a" (newval), "a" (oldval) : "memory" ); return tmp == oldval; |