Hi Apologize in advanced for weak English and interrupt. I'm new in programming, I did some changes in a bunch of code and now I want to compile it but I have problem and I don't know. How can resolve the problem. some one said to me you must run the makefile !!!! :( I've got Simplescalar and I change some part of the cache.c, Now I want compile it and saw the changes I did. -- Best Esmaeil https://sites.google.com/site/esmaeilmirzaee -- Best Esmaeil https://sites.google.com/site/esmaeilmirzaee