Andi Kleen <a...@linux.intel.com> writes: Ping!
> Andi Kleen <a...@firstfloor.org> writes: > > Ping! > >> From: Andi Kleen <a...@linux.intel.com> >> >> [v4: Rebased on current tree. Avoid some redundant log statements >> for locals and a few other fixes. Fix some comments. Improve >> documentation. Did some studies on the debug information quality, >> see below] >> >> Add a new pass to automatically instrument changes to variables >> with the new PTWRITE instruction on x86. PTWRITE writes a 4 or 8 byte >> field into an Processor Trace log, which allows low over head >> logging of information. Essentially it's a hardware accelerated >> printf.