// note: performance-intensive function. be really careful when adding stuff here.
public RomByte DecodeRomByte(string line)
{
var input = PrepLine(line);
var newByte = new RomByte();
var flagTxt = input[0];
var otherFlags1 = Fake64Encoding.DecodeHackyBase64(input[1]);
newByte.DataBank = ByteUtil.ByteParseHex2(input[2], input[3]);
newByte.DirectPage = (int)ByteUtil.ByteParseHex4(input[4], input[5], input[6], input[7]);
newByte.Arch = (Data.Architecture)(ByteUtil.ByteParseHex1(input[8]) & 0x3);
newByte.BaseAddr = (int)ByteUtil.ByteParseHex6(input[9], input[10], input[11], input[12], input[13], input[14]);
newByte.IndirectAddr = (int)ByteUtil.ByteParseHex6(input[15], input[16], input[17], input[18], input[19], input[20]);
newByte.TypeConstant = (Data.ConstantType)(ByteUtil.ByteParseHex1(input[21]));
#if EXTRA_DEBUG_CHECKS
Debug.Assert(Fake64Encoding.EncodeHackyBase64(otherFlags1) == o1_str);
#endif
newByte.XFlag = ((otherFlags1 >> 2) & 0x1) != 0;
newByte.MFlag = ((otherFlags1 >> 3) & 0x1) != 0;
newByte.Point = (Data.InOutPoint)((otherFlags1 >> 4) & 0xF);
var found = false;
foreach (var e in FlagEncodeTable)
{
if (e.C != flagTxt)
{
continue;
}
newByte.TypeFlag = e.F;
found = true;
break;
}
if (!found)
{
throw new InvalidDataException("Unknown FlagType");
}
return(newByte);
}
public static void TestHex4()
{
Assert.Equal((uint)0xF029, ByteUtil.ByteParseHex4('F', '0', '2', '9'));
}