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Merge topic 'cuda-nvcc-output'

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9ea66b2d86 CUDA: Capture all nvcc output when extracting toolkit root

Acked-by: Kitware Robot <kwrobot@kitware.com>
Reviewed-by: Raul Tambre <raul@tambre.ee>
Tested-by: Raul Tambre <raul@tambre.ee>
Acked-by: Rong Ou <rong.ou@gmail.com>
Merge-request: !5804
This commit is contained in:
Brad King
2021-02-15 15:29:19 +00:00
committed by Kitware Robot
parent 7dbf60090b 9ea66b2d86
commit 54f6928ebc
3 changed files with 12 additions and 9 deletions
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Modules/CMakeDetermineCUDACompiler.cmake
+4 -3
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@@ -175,14 +175,15 @@ if(NOT CMAKE_CUDA_COMPILER_ID_RUN)
# Given that NVCC can be provided by multiple different sources (NVIDIA HPC SDK, CUDA Toolkit, distro)
# each of which has a different layout, we need to extract the CUDA toolkit root from the compiler
# itself, allowing us to support numerous different scattered toolkit layouts
execute_process(COMMAND ${_CUDA_NVCC_EXECUTABLE} "-v" "__cmake_determine_cuda" ERROR_VARIABLE NVCC_ERR)
if(NVCC_ERR MATCHES "TOP=([^\r\n]*)")
execute_process(COMMAND ${_CUDA_NVCC_EXECUTABLE} "-v" "__cmake_determine_cuda"
OUTPUT_VARIABLE _CUDA_NVCC_OUT ERROR_VARIABLE _CUDA_NVCC_OUT)
if(_CUDA_NVCC_OUT MATCHES "TOP=([^\r\n]*)")
get_filename_component(CMAKE_CUDA_COMPILER_TOOLKIT_ROOT "${CMAKE_MATCH_1}" ABSOLUTE)
else()
get_filename_component(CMAKE_CUDA_COMPILER_TOOLKIT_ROOT "${_CUDA_NVCC_EXECUTABLE}" DIRECTORY)
get_filename_component(CMAKE_CUDA_COMPILER_TOOLKIT_ROOT "${CMAKE_CUDA_COMPILER_TOOLKIT_ROOT}" DIRECTORY)
endif()
unset(NVCC_ERR)
unset(_CUDA_NVCC_OUT)
set(CMAKE_CUDA_DEVICE_LINKER "${CMAKE_CUDA_COMPILER_TOOLKIT_ROOT}/bin/nvlink${CMAKE_EXECUTABLE_SUFFIX}")
set(CMAKE_CUDA_FATBINARY "${CMAKE_CUDA_COMPILER_TOOLKIT_ROOT}/bin/fatbinary${CMAKE_EXECUTABLE_SUFFIX}")
Modules/FindCUDA.cmake
+4 -3
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@@ -837,14 +837,15 @@ if(NOT CUDA_TOOLKIT_ROOT_DIR AND NOT CMAKE_CROSSCOMPILING)
# Given that NVCC can be provided by multiple different sources (NVIDIA HPC SDK, CUDA Toolkit, distro)
# each of which has a different layout, we need to extract the CUDA toolkit root from the compiler
# itself, allowing us to support numerous different scattered toolkit layouts
execute_process(COMMAND ${CUDA_TOOLKIT_ROOT_DIR_NVCC} "-v" "__cmake_determine_cuda" ERROR_VARIABLE NVCC_ERR)
if(NVCC_ERR MATCHES "TOP=([^\r\n]*)")
execute_process(COMMAND ${CUDA_TOOLKIT_ROOT_DIR_NVCC} "-v" "__cmake_determine_cuda"
OUTPUT_VARIABLE _CUDA_NVCC_OUT ERROR_VARIABLE _CUDA_NVCC_OUT)
if(_CUDA_NVCC_OUT MATCHES "TOP=([^\r\n]*)")
get_filename_component(CUDA_TOOLKIT_ROOT_DIR "${CMAKE_MATCH_1}" ABSOLUTE CACHE)
else()
get_filename_component(CUDA_TOOLKIT_ROOT_DIR "${CUDA_TOOLKIT_ROOT_DIR_NVCC}" DIRECTORY)
get_filename_component(CUDA_TOOLKIT_ROOT_DIR "${CUDA_TOOLKIT_ROOT_DIR}" DIRECTORY CACHE)
endif()
unset(NVCC_ERR)
unset(_CUDA_NVCC_OUT)
string(REGEX REPLACE "[/\\\\]?bin[64]*[/\\\\]?$" "" CUDA_TOOLKIT_ROOT_DIR ${CUDA_TOOLKIT_ROOT_DIR})
# We need to force this back into the cache.
Modules/FindCUDAToolkit.cmake
+4 -3
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@@ -522,13 +522,14 @@ else()
# If NVCC exists then invoke it to find the toolkit location.
# This allows us to support wrapper scripts (e.g. ccache or colornvcc), CUDA Toolkit,
# NVIDIA HPC SDK, and distro's splayed layouts
execute_process(COMMAND ${CUDAToolkit_NVCC_EXECUTABLE} "-v" "__cmake_determine_cuda" ERROR_VARIABLE NVCC_ERR)
if(NVCC_ERR MATCHES "TOP=([^\r\n]*)")
execute_process(COMMAND ${CUDAToolkit_NVCC_EXECUTABLE} "-v" "__cmake_determine_cuda"
OUTPUT_VARIABLE _CUDA_NVCC_OUT ERROR_VARIABLE _CUDA_NVCC_OUT)
if(_CUDA_NVCC_OUT MATCHES "TOP=([^\r\n]*)")
get_filename_component(CUDAToolkit_BIN_DIR "${CMAKE_MATCH_1}/bin" ABSOLUTE)
else()
get_filename_component(CUDAToolkit_BIN_DIR "${CUDAToolkit_NVCC_EXECUTABLE}" DIRECTORY)
endif()
unset(NVCC_ERR)
unset(_CUDA_NVCC_OUT)
mark_as_advanced(CUDAToolkit_BIN_DIR)
set(CUDAToolkit_BIN_DIR "${CUDAToolkit_BIN_DIR}" CACHE PATH "" FORCE)