[Openmp-commits] [PATCH] D69476: [nfc][libomptarget] Warp size aware logging by using builtinvar abstraction consistently. Last part of D69423

[Jon Chesterfield via Phabricator via Openmp-commits]

JonChesterfield marked an inline comment as done.
JonChesterfield added inline comments.


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Comment at: openmp/libomptarget/deviceRTLs/nvptx/src/supporti.h:109
 
-INLINE unsigned GetLaneId() { return threadIdx.x & (WARPSIZE - 1); }
+INLINE unsigned GetLaneId() { return GetThreadIdInBlock() % WARPSIZE; }
 
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LLVM transforms the mod with constant to mask with constant - 1 at O1.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D69476/new/

https://reviews.llvm.org/D69476