[Openmp-commits] [PATCH] D110957: [Libomptarget] Add an external interface to dynamic shared memory

Joseph Huber via Phabricator via Openmp-commits openmp-commits at lists.llvm.org
Fri Oct 1 12:11:44 PDT 2021


jhuber6 created this revision.
jhuber6 added a reviewer: jdoerfert.
jhuber6 added a project: OpenMP.
jhuber6 requested review of this revision.
Herald added subscribers: openmp-commits, sstefan1.

This patch adds an external interface to access the dynamic shared
memory buffer in the device runtime. The function introduced is
``llvm_omp_get_dynamic_shared``. This includes a host-side
definition that only returns a null pointer so that it can be used when
host-fallback is enabled without crashing. Support for dynamic shared
memory was also ported to the old device runtime.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D110957

Files:
  openmp/libomptarget/DeviceRTL/include/Interface.h
  openmp/libomptarget/DeviceRTL/src/State.cpp
  openmp/libomptarget/deviceRTLs/common/src/data_sharing.cu
  openmp/libomptarget/deviceRTLs/interface.h
  openmp/libomptarget/include/omptarget.h
  openmp/libomptarget/src/api.cpp
  openmp/libomptarget/src/exports
  openmp/libomptarget/test/api/omp_dynamic_shared_memory.c

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