public override HeronValue InvokeBinaryOperator(VM vm, OpCode opcode, HeronValue val)
{
int x = GetValue();
int y = val.ToInt();
switch (opcode)
{
case OpCode.opAdd: return(vm.MakeTemporary(x + y));
case OpCode.opSub: return(vm.MakeTemporary(x - y));
case OpCode.opMul: return(vm.MakeTemporary(x * y));
case OpCode.opDiv: return(vm.MakeTemporary(x / y));
case OpCode.opMod: return(vm.MakeTemporary(x % y));
case OpCode.opShr: return(vm.MakeTemporary(x >> y));
case OpCode.opShl: return(vm.MakeTemporary(x << y));
case OpCode.opGtEq: return(vm.MakeTemporary(x >= y));
case OpCode.opLtEq: return(vm.MakeTemporary(x <= y));
case OpCode.opGt: return(vm.MakeTemporary(x > y));
case OpCode.opLt: return(vm.MakeTemporary(x < y));
case OpCode.opRange: return(new RangeEnumerator(this as IntValue, val as IntValue));
default: return(base.InvokeBinaryOperator(vm, opcode, val));
}
}