private static string GenerateGetOperandValue(Operand operand, NumberType numberType,
string contextName = "context", bool forUseInArrayIndex = false)
{
switch (operand.OperandType)
{
case OperandType.Immediate32:
case OperandType.Immediate64:
Number4 immediateValues;
switch (operand.NumComponents)
{
case 1:
immediateValues = operand.ImmediateValues.Xxxx;
break;
case 4:
immediateValues = operand.ImmediateValues;
break;
default:
throw new NotImplementedException();
}
var value = OperandUtility.ApplyOperandModifier(immediateValues, numberType, operand.Modifier);
return(string.Format("new Number4({0}f, {1}f, {2}f, {3}f)",
value.Float0, value.Float1, value.Float2, value.Float3));
case OperandType.ConstantBuffer:
case OperandType.IndexableTemp:
case OperandType.Input:
case OperandType.Temp:
var swizzled = ApplyOperandSelectionMode(GetRegister(operand, contextName), operand, forUseInArrayIndex);
switch (operand.Modifier)
{
case OperandModifier.None:
return(swizzled);
case OperandModifier.Neg:
return(string.Format("Number4.Negate{0}({1})", numberType, swizzled));
case OperandModifier.Abs:
throw new NotImplementedException();
case OperandModifier.AbsNeg:
throw new NotImplementedException();
default:
throw new ArgumentOutOfRangeException();
}
default:
throw new ArgumentException("Unsupported operand type: " + operand.OperandType);
}
}
/// <summary>
/// Gets potentially-swizzled value for use on RHS of an operation.
/// </summary>
private static Number4 GetOperandValue(ExecutionContext context, Operand operand, NumberType numberType)
{
switch (operand.OperandType)
{
case OperandType.Immediate32:
case OperandType.Immediate64:
Number4 value;
switch (operand.NumComponents)
{
case 1:
value = operand.ImmediateValues.Xxxx;
break;
case 4:
value = operand.ImmediateValues;
break;
default:
throw new NotImplementedException();
}
return(OperandUtility.ApplyOperandModifier(value, numberType, operand.Modifier));
case OperandType.ConstantBuffer:
case OperandType.IndexableTemp:
case OperandType.Input:
case OperandType.Temp:
Number4[] register;
int index;
GetRegister(context, operand, out register, out index);
var swizzledNumber = OperandUtility.ApplyOperandSelectionMode(register[index], operand);
return(OperandUtility.ApplyOperandModifier(swizzledNumber, numberType, operand.Modifier));
default:
throw new ArgumentException("Unsupported operand type: " + operand.OperandType);
}
}
