public override List <InstructionModel> GetInstructions(CompilationModel model)
{
var instructions = new List <InstructionModel>();
var index = model.GetClass(Expression.GetExpressionType(model)).GetFieldIndex(Property).ToString(CultureInfo.InvariantCulture);
instructions.AddRange(Expression.GetInstructions(model));
instructions.Add(new InstructionModel(Instructions.GetFieldInstruction, index)
{
Comment = model.GetComment(this)
});
return(instructions);
}
public override List <InstructionModel> GetInstructions(CompilationModel model)
{
var instructions = new List <InstructionModel>();
bool isStaticCall = false;
string tmpIndex = null;
if (Expression is VariableExpression) // calling static method
{
var variable = (VariableExpression)Expression;
var method = FindParent <Method>();
var @class = (Class)method.Parent;
// first try to find it in locals in that case it would be local variable
tmpIndex = model.GetClass(@class.Name).GetMethod(method.FullName).GetVariableIndex(LocalModel.TempVariable).ToString(CultureInfo.InvariantCulture);
try
{
model.GetClass(@class.Name).GetMethod(method.FullName).GetVariableIndex(variable.Variable);
}
catch (Exception)
{
isStaticCall = true;
}
}
// push args
foreach (var param in Parameters)
{
instructions.AddRange(param.GetInstructions(model));
}
// find on which object it will be called
if (isStaticCall)
{
var @class = (VariableExpression)Expression;
instructions.Add(new InstructionModel(Instructions.NewInstruction, @class.Variable)
{
Comment = model.GetComment(this) + " - creating new instance"
});
instructions.Add(new InstructionModel(Instructions.StorePointerInstruction, tmpIndex)
{
Comment = model.GetComment(this) + " - storing in tmp variable"
});
instructions.Add(new InstructionModel(Instructions.LoadPointerInstruction, tmpIndex)
{
Comment = model.GetComment(this) + " - loading from tmp variable"
});
}
else if (Expression != null)
{
instructions.AddRange(Expression.GetInstructions(model));
}
else
{
instructions.Add(new InstructionModel(Instructions.LoadPointerInstruction, "0")
{
Comment = model.GetComment(this) + " - loading self"
});
}
try
{
instructions.Add(new InstructionModel(Instructions.CallInstruction, string.Format("::{0}::{1}", Method, Parameters.Count()))
{
Comment = model.GetComment(this) + " - doing method call"
});
if (isStaticCall)
{
instructions.Add(new InstructionModel(Instructions.LoadPointerInstruction, tmpIndex)
{
Comment = model.GetComment(this) + " - loading from tmp variable"
});
}
}
catch (Exception)
{
if (Method != "New" && Parameters.Count() != 0)
{
throw;
}
}
return(instructions);
}
