public static Term execute(Process proc, Module m, Instruction i, List params) {
Integer source1 = i.arg(1).toArg(proc).toInteger();
Integer source2 = i.arg(2).toArg(proc).toInteger();
Integer unit = i.arg(3).toArg(proc).toInteger();
Integer result = source1.add(source2.multiply(unit));
Term destination = i.arg(4);
if (destination.isXRegister()) {
proc.setX(destination.toRegisterIndex(), result);
return null;
} else {
throw new Error("Not implemented: " + i);
}
}
/** http://www.erlang.org/doc/man/erlang.html#process_flag-2 */
public static Term process_flag_2(Atom flag, Term value) {
return Boolean.of(ProcessFlag.process_flag(flag, value.isTrue()));
}