-
- __asm__( "1: lwarx 10, 0, %1\n"
- " stwcx. %3, 0, %1\n"
- " bne- 1b\n"
- " mr %0, 10\n"
- : "=r"(t) : "r"(p), "r"(t), "r"(s) : "memory" );
+ __asm__("1: lwarx %0, 0, %1\n"
+ " cmpw %0, %2\n"
+ " bne 1f\n"
+ " stwcx. %3, 0, %1\n"
+ " bne- 1b\n"
+ "1: \n"
+ : "=&r"(t) : "r"(p), "r"(t), "r"(s) : "cc", "memory" );