public void RestoreStackAndFrame(ThreadContextState saved)
{
Frame = saved.Frame;
EvaluationStack = saved.EvaluationStack;
SpecialStack = saved.SpecialStack;
NestingDepth = saved.NestingDepth;
}
public SpecialVariables(Symbol sym, bool constant, object value, SpecialVariables link)
{
Sym = sym;
Constant = constant;
Value = value;
Link = link;
}
public static SpecialVariables Clone(SpecialVariables var)
{
if (var == null)
{
return(null);
}
else
{
return(new SpecialVariables(var.Sym, var.Constant, var.Value, Clone(var.Link)));
}
}
public static object GetDynamic(Symbol sym)
{
// used by compiler generated code
for (SpecialVariables entry = CurrentThreadContext.SpecialStack; entry != null; entry = entry.Link)
{
if (entry.Sym == sym)
{
return(entry.Value);
}
}
return(sym.CheckedValue);
}
public ThreadContext(SpecialVariables specialStack)
{
SpecialStack = SpecialVariables.Clone(specialStack);
}
public void RestoreStackAndFrame(ThreadContextState saved)
{
Frame = saved.Frame;
EvaluationStack = saved.EvaluationStack;
SpecialStack = saved.SpecialStack;
NestingDepth = saved.NestingDepth;
}
public ThreadContext(SpecialVariables specialStack)
{
SpecialStack = SpecialVariables.Clone(specialStack);
}
public static SpecialVariables Clone(SpecialVariables var)
{
if (var == null)
{
return null;
}
else {
return new SpecialVariables(var.Sym, var.Constant, var.Value, Clone(var.Link));
}
}
public SpecialVariables(Symbol sym, bool constant, object value, SpecialVariables link)
{
Sym = sym;
Constant = constant;
Value = value;
Link = link;
}