chap 5.5.1
5.5.1 Breakpoints
Once programs become long, it becomes increasingly tedious to step through them when
simulating. We need a means of getting them to run through the code that we may not be
interested in, but stopping where we need to take a closer look at what is happening.
Breakpointsletthishappen.Intheirsimplestform,breakpointsallowyoutorunaprogramup
toaspecifiedinstruction.Programexecutionthenstopsandmemoryandregistervaluescanbe
