Kris Warkentin wrote: >When I run an app, it's dumping core in i386_supply_gregset because >tdep->regset is not initialized. Not quite sure what the proper way to >do that is. Still investigating. > Got it working. I had to put a check in i386_nto_supply_gregset for whether tdep->regset had been allocated or not. I've attached the new patch which is a blend of your code and mine. Much cleaner and results in a fair bit of code removal. I'll wait until you tell me I'm not completely off base before I construct a ChangeLog. cheers, Kris