private string buildCharacter(DCharacter node)
{
return("'" + node.value + "'");
}
public override void visit(DConstant node)
{
DNode replacement = null;
if (node.typeSet.numTypes == 1)
{
TypeUnit tu = node.typeSet[0];
switch (tu.kind)
{
case TypeUnit.Kind.Cell:
{
switch (tu.type.type)
{
case CellType.Bool:
replacement = new DBoolean(node.value != 0);
break;
case CellType.Character:
replacement = new DCharacter(Convert.ToChar(node.value));
break;
case CellType.Float:
{
//Debug.Assert(BitConverter.IsLittleEndian);
byte[] bits = BitConverter.GetBytes(node.value);
float v = BitConverter.ToSingle(bits, 0);
replacement = new DFloat(v);
break;
}
case CellType.Function:
{
Public p = graph_.file.publics[node.value >> 1];
Function function = graph_.file.lookupFunction(p.address);
replacement = new DFunction(p.address, function);
break;
}
default:
return;
}
break;
}
case TypeUnit.Kind.Array:
{
replacement = ConstantToReference(node, tu);
break;
}
default:
return;
}
}
if (replacement == null && node.usedAsReference)
replacement = ConstantToReference(node, null);
if (replacement != null)
{
block_.nodes.insertAfter(node, replacement);
node.replaceAllUsesWith(replacement);
}
}
public override void visit(DConstant node)
{
DNode replacement = null;
if (node.typeSet.numTypes == 1)
{
TypeUnit tu = node.typeSet[0];
switch (tu.kind)
{
case TypeUnit.Kind.Cell:
{
switch (tu.type.type)
{
case CellType.Bool:
replacement = new DBoolean(node.value != 0);
break;
case CellType.Character:
replacement = new DCharacter(Convert.ToChar(node.value));
break;
case CellType.Float:
{
//Debug.Assert(BitConverter.IsLittleEndian);
byte[] bits = BitConverter.GetBytes(node.value);
float v = BitConverter.ToSingle(bits, 0);
replacement = new DFloat(v);
break;
}
case CellType.Function:
{
Public p = graph_.file.publics[node.value >> 1];
Function function = graph_.file.lookupFunction(p.address);
replacement = new DFunction(p.address, function);
break;
}
default:
return;
}
break;
}
case TypeUnit.Kind.Array:
{
replacement = ConstantToReference(node, tu);
break;
}
default:
return;
}
}
if (replacement == null && node.usedAsReference)
{
replacement = ConstantToReference(node, null);
}
if (replacement != null)
{
block_.nodes.insertAfter(node, replacement);
node.replaceAllUsesWith(replacement);
}
}
public virtual void visit(DCharacter phi)
{
}
private string buildCharacter(DCharacter node)
{
return "'" + node.value + "'";
}
public virtual void visit(DCharacter phi) { }