public void GeneratePushArguments(ScriptCompiler.Context context)
{
foreach (Expression item in Arguments)
{
context.Generate(item);
}
}
protected override void GenerateBlockBefore(ScriptCompiler.Context context)
{
if (Condition == null)
{
throw new InvalidOperationException("Condition");
}
}
protected override void GenerateBlockEnd(ScriptCompiler.Context context)
{
if (Else != null)
{
context.Jump(EndLabel);
context.InidicateLabel(ElseLabel);
context.Generate(Else);
}
}
protected override void GenerateBlockBegin(ScriptCompiler.Context context)
{
if (Else != null)
{
context.IfFalseThenJump(Condition, ElseLabel);
}
else
{
context.IfFalseThenJump(Condition, EndLabel);
}
}
private Iteration FindIterationBlock(ScriptCompiler.Context context)
{
for (int i = context.CurrentBlocks.Count - 1; i >= 0; i--)
{
if (context.CurrentBlocks[i] is Iteration)
{
return((Iteration)context.CurrentBlocks[i]);
}
}
return(null);
}
public override void Generate(ScriptCompiler.Context context)
{
Iteration iterationBlock = FindIterationBlock(context);
if (iterationBlock != null)
{
context.Jump(iterationBlock.LoopLabel);
}
else
{
throw new InvalidOperationException("continue must be in iteration block");
}
}
public override void Generate(ScriptCompiler.Context context)
{
if (Variable == null)
{
throw new InvalidOperationException();
}
if (Value == null)
{
throw new InvalidOperationException();
}
context.Assign(Variable.Name, Value);
}
protected void Generate(ScriptCompiler.Context context, ScriptInstruction instruction)
{
if (LeftOperand == null)
{
throw new InvalidOperationException("LeftOperand");
}
if (RightOperand == null)
{
throw new InvalidOperationException("RightOperand");
}
context.BinaryOperator(instruction, LeftOperand, RightOperand);
}
public sealed override void Generate(ScriptCompiler.Context context)
{
GenerateBlockBefore(context);
context.InidicateLabel(BeginLabel);
GenerateBlockBegin(context);
foreach (Statement item in statements)
{
context.Generate(item);
}
GenerateBlockEnd(context);
context.InidicateLabel(EndLabel);
GenerateBlockAfter(context);
}
public override void Generate(ScriptCompiler.Context context)
{
context.CallScriptFunction(Name, Arguments);
}
public override void Generate(ScriptCompiler.Context context)
{
context.Jump(context.CurrentBlock.EndLabel);
}
public override void Generate(ScriptCompiler.Context context)
{
Generate(context, ScriptInstruction.AddInt);
}
public override void Generate(ScriptCompiler.Context context)
{
switch (Type.GetTypeCode(Value.GetType()))
{
case TypeCode.Empty:
throw new NotSupportedException();
case TypeCode.Object:
Type type = Value.GetType();
if (type == typeof(Color))
{
context.Push((Color)Value);
}
else if (type == typeof(Vector2))
{
context.Push((Vector2)Value);
}
else if (type == typeof(Vector3))
{
context.Push((Vector3)Value);
}
else if (type == typeof(Vector4))
{
context.Push((Vector4)Value);
}
else
{
throw new InvalidOperationException();
}
break;
case TypeCode.DBNull:
throw new NotSupportedException();
case TypeCode.Boolean:
context.Push((bool)Value);
break;
case TypeCode.Char:
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
context.Push(Convert.ToInt32(Value));
break;
case TypeCode.UInt32:
context.Push(Convert.ToUInt32(Value));
break;
case TypeCode.Int64:
case TypeCode.UInt64:
context.Push(Convert.ToInt64(Value));
break;
case TypeCode.Single:
case TypeCode.Double:
context.Push(Convert.ToSingle(Value));
break;
case TypeCode.Decimal:
throw new InvalidOperationException();
case TypeCode.DateTime:
throw new InvalidOperationException();
case TypeCode.String:
context.Push((string)Value);
break;
}
}
protected virtual void GenerateBlockAfter(ScriptCompiler.Context context)
{
}
public override void Generate(ScriptCompiler.Context context)
{
Generate(context, ScriptInstruction.TestEqualityInt);
}
public virtual ScriptObjectType GuessResultType(ScriptCompiler.Context context)
{
return(ScriptObjectType.Void);
}
public override void Generate(ScriptCompiler.Context context)
{
context.Return(Value);
}
public override void Generate(ScriptCompiler.Context context)
{
// ... 아무 명령도 생성하지 않습니다 ...
}
public override void Generate(ScriptCompiler.Context context)
{
throw new InvalidOperationException("must call WriteLabel or WriteAddress");
}
public override void Generate(ScriptCompiler.Context context)
{
// ... Compiler에서 구분용으로 쓰는 식별자이기 때문에 아무 명령도 생성하지 않습니다 ...
}
protected virtual void GenerateBlockBefore(ScriptCompiler.Context context)
{
}
protected override void GenerateBlockBegin(ScriptCompiler.Context context)
{
context.Function(ComputeRequiredStackSize(true));
}
protected override void GenerateBlockEnd(ScriptCompiler.Context context)
{
context.Jump(LoopLabel);
}
public override void Generate(ScriptCompiler.Context context)
{
context.PushVariable(Name);
}
public abstract void Generate(ScriptCompiler.Context context);
protected override void GenerateBlockBegin(ScriptCompiler.Context context)
{
context.InidicateLabel(LoopLabel);
context.IfFalseThenJump(Condition, EndLabel);
}
