[Openmp-commits] [PATCH] D132045: [OpenMPOpt] Improving memory transfer latency hiding

[Delaram Talaashrafi via Phabricator via Openmp-commits]

dtalaashrafi created this revision.
dtalaashrafi added a reviewer: jdoerfert.
Herald added subscribers: ormris, guansong, hiraditya, yaxunl.
Herald added a project: All.
dtalaashrafi requested review of this revision.
Herald added subscribers: llvm-commits, openmp-commits, sstefan1.
Herald added projects: OpenMP, LLVM.

This is for hiding memory transfer latency when offloading to a device. The idea is to split
the  ```__tgt_target_data_begin_mapper``` function to  ```issue``` and  ```wait``` and call
the  ```issue``` function as early as possible in the program.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D132045

Files:
  llvm/include/llvm/Frontend/OpenMP/OMPKinds.def
  llvm/lib/Transforms/IPO/OpenMPOpt.cpp
  openmp/libomptarget/include/omptarget.h
  openmp/libomptarget/src/exports
  openmp/libomptarget/src/interface.cpp

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