Re: [PATCH 3/5] Add frame pointer unwinding as fallback on x86_64

2017-04-25 Thread Ulf Hermann
On 04/25/2017 02:49 PM, Mark Wielaard wrote: > From: Ulf Hermann > > If we don't find any debug information for a given frame, we usually > cannot unwind any further. However, the binary in question might have > been compiled with frame pointers, in which case we can look up the > well known fram

[PATCH 3/5] Add frame pointer unwinding as fallback on x86_64

2017-04-25 Thread Mark Wielaard
From: Ulf Hermann If we don't find any debug information for a given frame, we usually cannot unwind any further. However, the binary in question might have been compiled with frame pointers, in which case we can look up the well known frame pointer locations in the stack snapshot and use them to