/// <summary>
/// Emits code for inverting the relation.
/// </summary>
private void emitInversion(ILGenerator gen)
{
gen.EmitConstant(false);
gen.EmitCompareEqual();
}
/// <summary>
/// Emits code for loading a field (possibly constant).
/// </summary>
private void emitField(ILGenerator gen)
{
if (_Field.IsLiteral)
{
var fieldType = _Field.FieldType;
var dataType = fieldType.IsEnum ? Enum.GetUnderlyingType(fieldType) : fieldType;
var value = _Field.FieldInfo.GetValue(null);
if (dataType == typeof(int))
gen.EmitConstant((int)value);
else if (dataType == typeof(long))
gen.EmitConstant((long)value);
else if (dataType == typeof(double))
gen.EmitConstant((double)value);
else if (dataType == typeof(float))
gen.EmitConstant((float)value);
else if (dataType == typeof(uint))
gen.EmitConstant(unchecked((int)(uint)value));
else if (dataType == typeof(ulong))
gen.EmitConstant(unchecked((long)(ulong)value));
else if (dataType == typeof(byte))
gen.EmitConstant((byte)value);
else if (dataType == typeof(sbyte))
gen.EmitConstant((sbyte)value);
else if (dataType == typeof(short))
gen.EmitConstant((short)value);
else if (dataType == typeof(ushort))
gen.EmitConstant((ushort)value);
else if (dataType == typeof(string))
gen.EmitConstant((string)value);
else
throw new NotImplementedException("Unknown literal field type!");
}
else
{
gen.EmitLoadField(_Field.FieldInfo, PointerRequired || RefArgumentRequired);
}
}
