private void CodeNumber(NumberExpression number, List<LocalVariable> locals, List<GlobalVariable> globals, FuncParam[] parameters, ILGenerator il)
{
switch (number.Num.Value)
{
case 0:
il.Emit(OpCodes.Ldc_I4_0);
break;
case 1:
il.Emit(OpCodes.Ldc_I4_1);
break;
case 2:
il.Emit(OpCodes.Ldc_I4_2);
break;
case 3:
il.Emit(OpCodes.Ldc_I4_3);
break;
case 4:
il.Emit(OpCodes.Ldc_I4_4);
break;
case 5:
il.Emit(OpCodes.Ldc_I4_5);
break;
case 6:
il.Emit(OpCodes.Ldc_I4_6);
break;
case 7:
il.Emit(OpCodes.Ldc_I4_7);
break;
case 8:
il.Emit(OpCodes.Ldc_I4_8);
break;
default:
il.Emit(OpCodes.Ldc_I4, number.Num.Value);
break;
}
}
private Expression SimExpr()
{
Expression ex = null;
if (_la == Terminals.Minus || _la == Terminals.Inv)
{
var op = UnaryOp();
var e = Expr();
ex = new UnaryExpression(op, e);
}
else if (_la == Terminals.LPar)
{
Get();
ex = Expr();
Expect(Terminals.RPar);
}
else if (_la == Terminals.Num)
{
var num = _la as Num;
Get();
ex = new NumberExpression(num);
}
else if (_la == Terminals.Id)
{
if (IsAssign())
{
ex = Assign();
}
else
{
ex = Access();
}
}
else SynErr(38);
return ex;
}
