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CUDA: Add compiler detection for CUDA < 7.5

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If the CUDA version macros are not defined, run `nvcc --version` and
extract the version from its output.

Fixes: #17920
This commit is contained in:
Henry Schreiner
2018-04-20 11:19:36 -04:00
committed by Brad King
parent b0610e4c95
commit 1fb2812d5b
2 changed files with 21 additions and 3 deletions
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16
Modules/CMakeDetermineCompilerId.cmake
View File

@@ -52,6 +52,22 @@ function(CMAKE_DETERMINE_COMPILER_ID lang flagvar src)
endforeach()
endif()
# CUDA < 7.5 is missing version macros
if(lang STREQUAL "CUDA"
AND CMAKE_${lang}_COMPILER_ID STREQUAL "NVIDIA"
AND NOT CMAKE_${lang}_COMPILER_VERSION)
execute_process(
COMMAND "${CMAKE_${lang}_COMPILER}"
--version
OUTPUT_VARIABLE output ERROR_VARIABLE output
RESULT_VARIABLE result
TIMEOUT 10
)
if(output MATCHES [=[ V([0-9]+)\.([0-9]+)\.([0-9]+)]=])
set(CMAKE_${lang}_COMPILER_VERSION "${CMAKE_MATCH_1}.${CMAKE_MATCH_2}.${CMAKE_MATCH_3}")
endif()
endif()
if (COMPILER_QNXNTO AND CMAKE_${lang}_COMPILER_ID STREQUAL "GNU")
execute_process(
COMMAND "${CMAKE_${lang}_COMPILER}"

8
Modules/Compiler/NVIDIA-DetermineCompiler.cmake
View File

@@ -2,9 +2,11 @@
set(_compiler_id_pp_test "defined(__NVCC__)")
set(_compiler_id_version_compute "
# define @PREFIX@COMPILER_VERSION_MAJOR @MACRO_DEC@(__CUDACC_VER_MAJOR__)
# define @PREFIX@COMPILER_VERSION_MINOR @MACRO_DEC@(__CUDACC_VER_MINOR__)
# define @PREFIX@COMPILER_VERSION_PATCH @MACRO_DEC@(__CUDACC_VER_BUILD__)
# if defined(__CUDACC_VER_MAJOR__)
# define @PREFIX@COMPILER_VERSION_MAJOR @MACRO_DEC@(__CUDACC_VER_MAJOR__)
# define @PREFIX@COMPILER_VERSION_MINOR @MACRO_DEC@(__CUDACC_VER_MINOR__)
# define @PREFIX@COMPILER_VERSION_PATCH @MACRO_DEC@(__CUDACC_VER_BUILD__)
# endif
# if defined(_MSC_VER)
/* _MSC_VER = VVRR */
# define @PREFIX@SIMULATE_VERSION_MAJOR @MACRO_DEC@(_MSC_VER / 100)