public static DebugFxlcToken Parse(DebugBytecodeReader reader)
{
var result = new DebugFxlcToken();
var token = reader.ReadUInt32($"Token");
var tokenComponentCount = token.DecodeValue(0, 2);
result.Type = (FxlcOpcode)token.DecodeValue(20, 30);
var singleFirstComponent = token.DecodeValue(31, 31);
Debug.Assert(Enum.IsDefined(typeof(FxlcOpcode), result.Type),
$"Unknown FxlcTokenType {result.Type}");
Debug.Assert(token.DecodeValue(3, 19) == 0,
$"Unexpected data in FxlcToken bits 3-19 {token.DecodeValue(3, 19)}");
var info = reader.Members.Last();
info.AddNote("Token", result.Type.ToString());
info.AddNote("TokenComponentCount", tokenComponentCount.ToString());
info.AddNote("SingleFirstComponent", singleFirstComponent.ToString());
var operandCount = result.OperandCount = reader.ReadUInt32("OperandCount");
for (int i = 0; i < operandCount; i++)
{
var componentCount = i == 0 && singleFirstComponent == 1 ?
1 : tokenComponentCount;
result.Operands.Add(DebugFxlcOperand.Parse(reader, componentCount));
}
// destination operand
result.Operands.Insert(0, DebugFxlcOperand.Parse(reader, tokenComponentCount));
return(result);
}
public static DebugFxlc Parse(DebugBytecodeReader reader, uint size)
{
var result = new DebugFxlc();
var basePosition = reader._reader.BaseStream.Position;
var tokenCount = reader.ReadUInt32("TokenCount");
for (int i = 0; i < tokenCount; i++)
{
var token = reader.PeakUint32();
var type = (FxlcOpcode)token.DecodeValue(20, 30);
reader.AddIndent($"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);
}
