#include "io.h" int main(void) { long long rd, result; rd = 0; result = 0x01FF01FF01FF01FF; __asm ("repl.qh %0, 0x1FF\n\t" : "=r"(rd) ); if (result != rd) { printf("repl.qh error 1\n"); return -1; } rd = 0; result = 0xFE00FE00FE00FE00; __asm ("repl.qh %0, 0xFFFFFFFFFFFFFE00\n\t" : "=r"(rd) ); if (result != rd) { printf("repl.qh error 2\n"); return -1; } return 0; }