public override void Visit(NewIntegerArrayExpressionNode node)
{
node.expression.Accept(this);
Gen("push", "eax");
Gen("push", "ecx");
Gen("shl", "eax", "2", "Determining bytes needed for array of integers");
Gen("add", "eax", "4", "Add 4 bytes to store Array length at location 0");
Gen("push", "eax");
Gen("call", "memalloc", "", "Allocating memory for array of integers");
Gen("add", "esp", "4");
Gen("pop", "ecx");
Gen("pop", "edx", "", "Recover number of array elements int eax");
Gen("mov", "[eax]", "edx", "Store number of array elements into start of array memory");
}
public override void Visit(NewIntegerArrayExpressionNode node)
{
node.expression.Accept(this);
if (!AreTypeCompatible(node.expression.ExpressionType.GetType(), typeof(IntType)))
throw new Exception("Integer Array Size Expression's Type is not Int!");
ArrayType nodeType = new ArrayType("int[]");
nodeType.ElementType = IntType.Instance;
nodeType.NoOfDimensions = 1;
node.ExpressionType = nodeType;
}
public virtual void Visit(NewIntegerArrayExpressionNode node)
{
node.expression.Accept(this);
}
public override void Visit(NewIntegerArrayExpressionNode node)
{
Console.WriteLine(this.indentation + "New Integer[<Length>]");
indentation = indentation + " ";
Console.WriteLine(this.indentation + "Length");
indentation = indentation + " ";
node.expression.Accept(this);
indentation = indentation.Substring(0, indentation.Length - 6);
}
