[Lldb-commits] [PATCH] D68655: Trust the arange accelerator tables in dSYMs
Adrian Prantl via Phabricator via lldb-commits
lldb-commits at lists.llvm.org
Tue Oct 8 14:15:08 PDT 2019
aprantl added a comment.
In D68655#1700314 <https://reviews.llvm.org/D68655#1700314>, @jasonmolenda wrote:
> Nice fix. The real cost of computing the aranges manually is expanding all the line tables and calling GetContiguousFileAddressRanges on them. I wonder if avoiding the full linetable expansion here is shifting that to a different place for this operation.
No, the total user CPU time reported by Instruments goes from ~7000ms -> ~3500ms, but the wall clock from ~6s -> ~5s (both ±.5s).
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D68655/new/
https://reviews.llvm.org/D68655
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