#define a_cas a_cas static inline int a_cas(volatile int *p, int t, int s) { __asm__("1: l.lwa %0, %1\n" " l.sfeq %0, %2\n" " l.bnf 1f\n" " l.nop\n" " l.swa %1, %3\n" " l.bnf 1b\n" " l.nop\n" "1: \n" : "=&r"(t), "+m"(*p) : "r"(t), "r"(s) : "cc", "memory" ); return t; }