tree 23a447e7febd573fda2487d264175328d4255117
parent eef65dfc9188d58a0658479872fec4634c124df3
author Jon Chesterfield <jonathanchesterfield@gmail.com> 1611360903 +0000
committer Copybara-Service <copybara-worker@google.com> 1611553668 -0800

[libomptarget] Build cuda plugin without cuda installed locally

[libomptarget] Build cuda plugin without cuda installed locally

Compiles a new file, `plugins/cuda/dynamic_cuda/cuda.cpp`, to an object file that exposes the same symbols that the plugin presently uses from libcuda. The object file contains dlopen of libcuda and cached dlsym calls. Also provides a cuda.h containing the subset that is used.

This lets the cmake file choose between the system cuda and a dlopen shim, with no changes to rtl.cpp.

The corresponding change to amdgpu is postponed until after a refactor of the plugin to reduce the size of the hsa.h stub required

Reviewed By: jdoerfert

Differential Revision: https://reviews.llvm.org/D95155

GitOrigin-RevId: 47e95e87a3e4f738635ff965616d4e2d96bf838a