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CUDA: Refactor implicit library filtering

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Filter CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES just after it is
computed.  Re-use the same exclusion list for filtering
CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES to avoid duplication.
This commit is contained in:
Brad King 2020-05-22 07:36:17 -04:00
parent 5c7ca6f8a8
commit 16bed00712
2 changed files with 21 additions and 15 deletions
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18
Modules/CMakeDetermineCUDACompiler.cmake
View File

@ -269,6 +269,24 @@ elseif(CMAKE_CUDA_COMPILER_ID STREQUAL "NVIDIA")
endif()
endif()
# CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES is detected above as the list of
# libraries that the CUDA compiler implicitly passes to the host linker.
# CMake invokes the host linker directly and so needs to pass these libraries.
# We filter out those that should not be passed unconditionally both here
# and from CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES in CMakeTestCUDACompiler.
set(CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES_EXCLUDE
# The CUDA runtime libraries are controlled by CMAKE_CUDA_RUNTIME_LIBRARY.
cudart
cudart_static
cudadevrt
# Dependencies of the CUDA static runtime library on Linux hosts.
rt
pthread
dl
)
list(REMOVE_ITEM CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES ${CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES_EXCLUDE})
if(CMAKE_CUDA_COMPILER_SYSROOT)
string(CONCAT _SET_CMAKE_CUDA_COMPILER_SYSROOT
"set(CMAKE_CUDA_COMPILER_SYSROOT \"${CMAKE_CUDA_COMPILER_SYSROOT}\")\n"

18
Modules/CMakeTestCUDACompiler.cmake
View File

@ -67,21 +67,9 @@ else()
set(CMAKE_CUDA_IMPLICIT_LINK_DIRECTORIES "${CMAKE_CUDA_HOST_IMPLICIT_LINK_DIRECTORIES}")
endif()
# Remove the following libraries from CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES and
# CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES
#
# - cudart
# - cudart_static
# - cudadevrt
#
# Additionally on Linux:
# - rt
# - pthread
# - dl
#
# These are controlled by CMAKE_CUDA_RUNTIME_LIBRARY
list(REMOVE_ITEM CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES cudart cudart_static cudadevrt rt pthread dl)
list(REMOVE_ITEM CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES cudart cudart_static cudadevrt rt pthread dl)
# Filter out implicit link libraries that should not be passed unconditionally.
# See CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES_EXCLUDE in CMakeDetermineCUDACompiler.
list(REMOVE_ITEM CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES ${CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES_EXCLUDE})
if(CMAKE_CUDA_COMPILER_ID STREQUAL "NVIDIA")
# Remove the CUDA Toolkit include directories from the set of