private bool IsPushOrPop(Chapter7.CommandType commandType)
{
var isPush = commandType == Chapter7.CommandType.C_PUSH;
var isPop = commandType == Chapter7.CommandType.C_POP;
return(isPush || isPop);
}
public void WritePushPop(Chapter7.CommandType commandType, string segment, int index)
{
results.Add("//" + Chapter7.Parser.debugcurrentCommand);
System.Console.WriteLine(segment);
switch (segment)
{
case "constant":
PushPopConstant(commandType, index);
return;
case "local":
PushPopLocal(commandType, index);
return;
case "argument":
PushPopArgument(commandType, index);
return;
case "this":
PushPopThis(commandType, index);
return;
case "that":
PushPopThat(commandType, index);
return;
case "temp":
PushPopTemp(commandType, index);
return;
case "pointer":
PushPopPointer(commandType, index);
return;
case "static":
PushPopStatic(commandType, index);
return;
default:
throw new Exception("unexpected " + segment);
}
}
