[PATCH] D98832: [libomptarget] Tune the number of teams and threads for kernel launch.
Dhruva Chakrabarti via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jun 28 11:57:25 PDT 2021
dhruvachak updated this revision to Diff 354975.
dhruvachak added a comment.
[libomptarget] [amdgpu] Set number of teams and threads based on GPU occupancy.
Perform teams/threads tuning in non-generic execution modes.
Do not tune if OMP_TEAMS_THREAD_LIMIT is set.
Determine total number of teams in a kernel and the number of threads in each
team in order to maximize occupancy. This change considers register and LDS
usage of the kernel during occupancy computation.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D98832/new/
https://reviews.llvm.org/D98832
Files:
llvm/include/llvm/Frontend/OpenMP/OMPGridValues.h
openmp/libomptarget/plugins/amdgpu/src/rtl.cpp
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