#include #include int main() { int input, result, dsp; int hope; input = 0x701BA35E; hope = 0x701B5D5E; __asm ("absq_s.qb %0, %1\n\t" : "=r"(result) : "r"(input) ); assert(result == hope); input = 0x801BA35E; hope = 0x7F1B5D5E; __asm ("absq_s.qb %0, %2\n\t" "rddsp %1\n\t" : "=r"(result), "=r"(dsp) : "r"(input) ); dsp = dsp >> 20; dsp &= 0x01; assert(dsp == 1); assert(result == hope); return 0; }