search for: srmodul

Hi folks, I am trying to debug a scientific / engineering application called SRIM (www.srim.org, particularly the batch-mode version of SRIM 2003 called "SRModule"). This is my first experience with a debugger like winedbg, so I am still learning how best to use it. My question for now is: given a known breakpoint, and a value to watch (in this case $ecx), is there an easy way to find the last instruction before the breakpoint that changed this value...