[all-commits] [llvm/llvm-project] 7634c6: [OpenMP][AMDGPU] Use DS_Max_Warp_Number instead of...
pdhaliwal-amd via All-commits
all-commits at lists.llvm.org
Mon Sep 7 02:15:49 PDT 2020
Branch: refs/heads/master
Home: https://github.com/llvm/llvm-project
Commit: 7634c64b6121ba61a6c72c6b45e3561ad8cf345e
https://github.com/llvm/llvm-project/commit/7634c64b6121ba61a6c72c6b45e3561ad8cf345e
Author: Pushpinder Singh <Pushpinder.Singh at amd.com>
Date: 2020-09-07 (Mon, 07 Sep 2020)
Changed paths:
M openmp/libomptarget/deviceRTLs/common/omptarget.h
M openmp/libomptarget/deviceRTLs/common/src/data_sharing.cu
Log Message:
-----------
[OpenMP][AMDGPU] Use DS_Max_Warp_Number instead of WARPSIZE
The size of worker_rootS should have been DS_Max_Warp_Number.
This reduces memory usage by deviceRTL on AMDGPU from around 2.3GB
to around 770MB.
Reviewed By: JonChesterfield, jdoerfert
Differential Revision: https://reviews.llvm.org/D87084
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