bool ReadCommentToken(DebugBytecodeReader reader)
{
var fourCC = reader.PeakUInt32Ahead(4);
if (KnownCommentTypes.ContainsKey(fourCC))
{
reader.AddIndent(KnownCommentTypes[fourCC].ToString());
}
else
{
return(false);
}
var instructionToken = reader.ReadUInt32("Token");
var startPosition = reader._reader.BaseStream.Position;
var entry = reader.Members.Last();
Opcode opcode = (Opcode)(instructionToken & 0xffff);
entry.AddNote("TokenOpcode", opcode.ToString());
var size = (int)((instructionToken >> 16) & 0x7FFF);
entry.AddNote("TokenSize", size.ToString());
reader.ReadBytes("FourCC", 4);
switch (KnownCommentTypes[fourCC])
{
case CommentType.CTAB:
ConstantTable = DebugConstantTable.Parse(reader);
break;
case CommentType.C**T:
Cli = DebugCliToken.Parse(reader);
break;
case CommentType.FXLC:
Fxlc = DebugFxlc.Parse(reader, (uint)size * 4);
break;
case CommentType.PRES:
Preshader = DebugPreshader.Parse(reader);
break;
case CommentType.PRSI:
Prsi = DebugPrsiToken.Parse(reader, (uint)size);
break;
default:
return(false);
}
reader.RemoveIndent();
reader._reader.BaseStream.Position = startPosition + size * 4;
return(true);
}
public static DebugFxlc Parse(DebugBytecodeReader reader, uint size)
{
var result = new DebugFxlc();
var basePosition = reader._reader.BaseStream.Position;
var tokenCount = reader.ReadUInt32("TokenCount");
for (int i = 0; i < tokenCount; i++)
{
var token = reader.PeakUint32();
var type = (FxlcOpcode)token.DecodeValue(20, 30);
reader.AddIndent($"Token{i}({type})");
result.Tokens.Add(DebugFxlcToken.Parse(reader));
reader.RemoveIndent();
}
var padding = reader.ReadBytes($"Padding", 8);
var paddingUint64 = BitConverter.ToInt64(padding, 0);
var expected = 0x0F0F0f0FF0F0F0F0;
Debug.Assert(paddingUint64 == expected);
return(result);
}
