public IEnumerable <KeyValuePair <string, ulong> > GetSavedRegisters()
{
var layout = _Provider.GetThreadLayout(_Evaluator);
var sp = _Evaluator.EvaluateIntegralExpression(GetFieldExpression("sp")) ?? 0;
var lr = _Evaluator.EvaluateIntegralExpression(GetFieldExpression("stack_frame")) ?? 0;
if (sp == 0 || lr == 0)
{
return(new KeyValuePair <string, ulong> [0]);
}
StackLayoutBuilder builder = new StackLayoutBuilder();
builder.AddRegisters("r", 4, 11);
if ((lr & 0x10) == 0)
{
builder.AddRegisters("s", 16, 31);
}
builder.AddRegisters("r", 0, 3);
builder.AddRegisters("r12", "lr", "pc");
builder.Skip(4);
return(builder.FetchValues(sp, _Evaluator));
}
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));
}
