#include "io.h" int main(void) { long long rd, rt, result; rt = 0x123456789ABCDEF0; result = 0x56780000DEF00000; __asm ("preceq.pw.qhra %0, %1\n\t" : "=r"(rd) : "r"(rt) ); if (result != rd) { printf("preceq.pw.qhra error\n"); return -1; } return 0; }