mchoo7 wrote: > > > > Also pcb's LR fields stores LR not PC for normal threads > > > > > > > > > This is a bit confusing given we expose LR as PC. Otherwise the diff > > > itself looks good to me (I had also not noticed PC was missing for the > > > <14 case). > > > > > > I thought thread crashed threads store their pc in `pcb.lr` while threads > > that didn't cause the crash preserves its `pcb.lr`. Does it store pc for > > both types of threads? > > They do, but that's not because they're different, it's to make them look the > same as if it had called cpu_switch at that point in time. Really, pcb_lr > _is_ the PC, it's just that normally you get the PC calling cpu_switch and > reading LR. To be honest, I'm not sure why we even return pcb_lr for LR, it's > useless (like any other call-clobbered register, which isn't saved, and so we > don't show), but I guess KGDB does that.
I just verified that KGDB doesn't expose LR at all. I'll update the diff and description. https://github.com/llvm/llvm-project/pull/183947 _______________________________________________ lldb-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-commits
