[Lldb-commits] [PATCH] D115324: Added the ability to cache the finalized symbol tables subsequent debug sessions to start faster.
Pavel Labath via Phabricator via lldb-commits
lldb-commits at lists.llvm.org
Thu Dec 16 01:06:34 PST 2021
labath accepted this revision.
labath added a comment.
This revision is now accepted and ready to land.
I think this is in a pretty good shape now. Thanks for your patience.
================
Comment at: lldb/source/Symbol/Symbol.cpp:649
+/// The only tricky thing in this encoding is encoding all of the bits in the
+/// bitfields. We use a trick to store all bitfields as a 16 bit value and we
+/// do the same thing when decoding the symbol. There are test that ensure this
----------------
clayborg wrote:
> labath wrote:
> > I guess this isn't a "trick" anymore, just manual encoding of boolean bitfields into an int.
> It is. I tried doing your approach of making an anonymous union and an anonymous struct but I got a bunch of warnings that these were GNU extensions and I feared that some buildbots would fail with warnings as errors. I also didn't know if this would mess up the windows buildbots in case they didn't support these. So to be safe I just manually encode stuff to be safe.
Yes, I saw what you're doing, and that's fine. My point was that I would use the word "trick" to describe something clever/subtle/dangerous (which the original implementation was). This isn't tricky, its just tedious. :)
But that's not a big deal.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D115324/new/
https://reviews.llvm.org/D115324
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