[PATCH 4/5] backends: Add frame pointer unwinding for LoongArch

[Mark Wielaard]

On Fri, Apr 07, 2023 at 10:59:27AM +0800, Youling Tang wrote:
> 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 bridge the frames without debug information.

Looks useful and correct.

Thanks,

Mark