public rpn_inst(NT v)
{
m_cmd = rpn_cmd.PUSH_CONST;
m_param.val = v;
}
public rpn_inst(rpn_cmd cmd, size_t index = 0)
{
m_cmd = cmd;
m_param.index = index;
}
public rpn_inst()
{
m_cmd = rpn_cmd.ADD; m_param = new param_union()
{
val = plib.constants <NT, NT_OPS> .zero(), index = 0
};
}
//#define OP0(OP, EXPR) \
//case OP: \
// *(ptr++) = (EXPR); \
// break;
static void evaluate_OP0(ref Pointer <NT> ptr, rpn_cmd OP, NT EXPR)
{
ptr[0] = EXPR;
ptr++;
}
} //#define ST2 *(ptr-1)
//#define OP(OP, ADJ, EXPR) \
//case OP: \
// ptr-= (ADJ); \
// *(ptr-1) = (EXPR); \
// break;
static void evaluate_OP(ref Pointer <NT> ptr, rpn_cmd OP, UInt32 ADJ, NT EXPR)
{
ptr -= ADJ;
(ptr - 1)[0] = EXPR; //*(ptr-1) = (EXPR); \
}
