public IEnumerable <KeyValuePair <string, ulong> > FetchValues(ulong sp, IGlobalExpressionEvaluator evaluator)
{
var bytes = evaluator.ReadMemoryBlock($"0x{sp:x8}", _Position) ?? new byte[0];
List <KeyValuePair <string, ulong> > result = new List <KeyValuePair <string, ulong> >();
foreach (var rec in _AllRegisters)
{
if (rec.EndOffset > bytes.Length)
{
continue; //Unavailable
}
switch (rec.Size)
{
case 4:
result.Add(new KeyValuePair <string, ulong>(rec.Name, BitConverter.ToUInt32(bytes, rec.Offset)));
break;
case 8:
result.Add(new KeyValuePair <string, ulong>(rec.Name, BitConverter.ToUInt64(bytes, rec.Offset)));
break;
}
}
result.Add(new KeyValuePair <string, ulong>("sp", sp + (ulong)_Position));
return(result);
}
public IEnumerable <KeyValuePair <string, ulong> > GetSaved64BitRegisters()
{
StackLayoutBuilder builder = new StackLayoutBuilder(8);
var tmpBlock = _Evaluator.ReadMemoryBlock($"0x{_SavedSP:x8}", 16);
builder.Skip(16);
if (BitConverter.ToUInt64(tmpBlock, 0) != 0)
{
builder.AddZigZagRegisterSequence("q", 31, 0);
}
builder.AddSingleRegister("pc");
builder.Skip();
builder.AddZigZagRegisterSequence("x", 31, 0);
builder.VerifyPosition(0x120);
return(builder.FetchValues(_SavedSP, _Evaluator));
}
public IEnumerable <KeyValuePair <string, ulong> > Load(IGlobalExpressionEvaluator evaluator, ulong address)
{
int blockSize = _MaxOffset - _MinOffset + WordSize;
var data = evaluator.ReadMemoryBlock($"0x{address + (uint)_MinOffset:x8}", blockSize);
List <KeyValuePair <string, ulong> > result = new List <KeyValuePair <string, ulong> >();
foreach (var kv in _Offsets)
{
int offset = kv.Value - _MinOffset;
if (data != null && data.Length >= (offset + WordSize))
{
result.Add(new KeyValuePair <string, ulong>(kv.Key, BitConverter.ToUInt32(data, offset)));
}
else
{
//We could not fetch the data block, or it was incomplete
}
}
return(result);
}
