|
|
|
# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
|
|
|
|
# file Copyright.txt or https://cmake.org/licensing for details.
|
|
|
|
|
|
|
|
include(${CMAKE_ROOT}/Modules/CMakeDetermineCompiler.cmake)
|
|
|
|
include(${CMAKE_ROOT}/Modules//CMakeParseImplicitLinkInfo.cmake)
|
|
|
|
|
|
|
|
if( NOT ( ("${CMAKE_GENERATOR}" MATCHES "Make") OR
|
|
|
|
("${CMAKE_GENERATOR}" MATCHES "Ninja") OR
|
|
|
|
("${CMAKE_GENERATOR}" MATCHES "Visual Studio (1|[89][0-9])") ) )
|
|
|
|
message(FATAL_ERROR "CUDA language not currently supported by \"${CMAKE_GENERATOR}\" generator")
|
|
|
|
endif()
|
|
|
|
|
|
|
|
if(${CMAKE_GENERATOR} MATCHES "Visual Studio")
|
|
|
|
else()
|
|
|
|
if(NOT CMAKE_CUDA_COMPILER)
|
|
|
|
set(CMAKE_CUDA_COMPILER_INIT NOTFOUND)
|
|
|
|
|
|
|
|
# prefer the environment variable CUDACXX
|
|
|
|
if(NOT $ENV{CUDACXX} STREQUAL "")
|
|
|
|
get_filename_component(CMAKE_CUDA_COMPILER_INIT $ENV{CUDACXX} PROGRAM PROGRAM_ARGS CMAKE_CUDA_FLAGS_ENV_INIT)
|
|
|
|
if(CMAKE_CUDA_FLAGS_ENV_INIT)
|
|
|
|
set(CMAKE_CUDA_COMPILER_ARG1 "${CMAKE_CUDA_FLAGS_ENV_INIT}" CACHE STRING "First argument to CXX compiler")
|
|
|
|
endif()
|
|
|
|
if(NOT EXISTS ${CMAKE_CUDA_COMPILER_INIT})
|
|
|
|
message(FATAL_ERROR "Could not find compiler set in environment variable CUDACXX:\n$ENV{CUDACXX}.\n${CMAKE_CUDA_COMPILER_INIT}")
|
|
|
|
endif()
|
|
|
|
endif()
|
|
|
|
|
|
|
|
# finally list compilers to try
|
|
|
|
if(NOT CMAKE_CUDA_COMPILER_INIT)
|
|
|
|
set(CMAKE_CUDA_COMPILER_LIST nvcc)
|
|
|
|
endif()
|
|
|
|
|
|
|
|
_cmake_find_compiler(CUDA)
|
|
|
|
else()
|
|
|
|
_cmake_find_compiler_path(CUDA)
|
|
|
|
endif()
|
|
|
|
|
|
|
|
mark_as_advanced(CMAKE_CUDA_COMPILER)
|
|
|
|
endif()
|
|
|
|
|
|
|
|
#Allow the user to specify a host compiler
|
|
|
|
set(CMAKE_CUDA_HOST_COMPILER "" CACHE FILEPATH "Host compiler to be used by nvcc")
|
|
|
|
if(NOT $ENV{CUDAHOSTCXX} STREQUAL "")
|
|
|
|
get_filename_component(CMAKE_CUDA_HOST_COMPILER $ENV{CUDAHOSTCXX} PROGRAM)
|
|
|
|
if(NOT EXISTS ${CMAKE_CUDA_HOST_COMPILER})
|
|
|
|
message(FATAL_ERROR "Could not find compiler set in environment variable CUDAHOSTCXX:\n$ENV{CUDAHOSTCXX}.\n${CMAKE_CUDA_HOST_COMPILER}")
|
|
|
|
endif()
|
|
|
|
endif()
|
|
|
|
|
|
|
|
# Build a small source file to identify the compiler.
|
|
|
|
if(NOT CMAKE_CUDA_COMPILER_ID_RUN)
|
|
|
|
set(CMAKE_CUDA_COMPILER_ID_RUN 1)
|
|
|
|
|
|
|
|
# Try to identify the compiler.
|
|
|
|
set(CMAKE_CUDA_COMPILER_ID)
|
|
|
|
set(CMAKE_CUDA_PLATFORM_ID)
|
|
|
|
file(READ ${CMAKE_ROOT}/Modules/CMakePlatformId.h.in
|
|
|
|
CMAKE_CUDA_COMPILER_ID_PLATFORM_CONTENT)
|
|
|
|
|
|
|
|
list(APPEND CMAKE_CUDA_COMPILER_ID_MATCH_VENDORS NVIDIA)
|
|
|
|
set(CMAKE_CUDA_COMPILER_ID_MATCH_VENDOR_REGEX_NVIDIA "nvcc: NVIDIA \(R\) Cuda compiler driver")
|
|
|
|
|
|
|
|
set(CMAKE_CXX_COMPILER_ID_TOOL_MATCH_REGEX "\nLd[^\n]*(\n[ \t]+[^\n]*)*\n[ \t]+([^ \t\r\n]+)[^\r\n]*-o[^\r\n]*CompilerIdCUDA/(\\./)?(CompilerIdCUDA.xctest/)?CompilerIdCUDA[ \t\n\\\"]")
|
|
|
|
set(CMAKE_CXX_COMPILER_ID_TOOL_MATCH_INDEX 2)
|
|
|
|
|
|
|
|
set(CMAKE_CUDA_COMPILER_ID_FLAGS_ALWAYS -v --keep --keep-dir tmp)
|
|
|
|
if(CMAKE_CUDA_HOST_COMPILER)
|
|
|
|
list(APPEND CMAKE_CUDA_COMPILER_ID_FLAGS_ALWAYS "-ccbin=${CMAKE_CUDA_HOST_COMPILER}")
|
|
|
|
endif()
|
|
|
|
|
|
|
|
include(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerId.cmake)
|
|
|
|
CMAKE_DETERMINE_COMPILER_ID(CUDA CUDAFLAGS CMakeCUDACompilerId.cu)
|
|
|
|
endif()
|
|
|
|
|
|
|
|
include(CMakeFindBinUtils)
|
|
|
|
if(MSVC_CUDA_ARCHITECTURE_ID)
|
|
|
|
set(SET_MSVC_CUDA_ARCHITECTURE_ID
|
|
|
|
"set(MSVC_CUDA_ARCHITECTURE_ID ${MSVC_CUDA_ARCHITECTURE_ID})")
|
|
|
|
endif()
|
|
|
|
|
|
|
|
if(${CMAKE_GENERATOR} MATCHES "Visual Studio")
|
|
|
|
set(CMAKE_CUDA_HOST_LINK_LAUNCHER "${CMAKE_LINKER}")
|
|
|
|
set(CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES "")
|
|
|
|
set(CMAKE_CUDA_HOST_IMPLICIT_LINK_DIRECTORIES "")
|
|
|
|
set(CMAKE_CUDA_HOST_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES "")
|
|
|
|
elseif(CMAKE_CUDA_COMPILER_ID STREQUAL NVIDIA)
|
|
|
|
set(_nvcc_log "")
|
|
|
|
string(REPLACE "\r" "" _nvcc_output_orig "${CMAKE_CUDA_COMPILER_PRODUCED_OUTPUT}")
|
|
|
|
if(_nvcc_output_orig MATCHES "#\\\$ +PATH= *([^\n]*)\n")
|
|
|
|
set(_nvcc_path "${CMAKE_MATCH_1}")
|
|
|
|
string(APPEND _nvcc_log " found 'PATH=' string: [${_nvcc_path}]\n")
|
|
|
|
string(REPLACE ":" ";" _nvcc_path "${_nvcc_path}")
|
|
|
|
else()
|
|
|
|
set(_nvcc_path "")
|
|
|
|
string(REPLACE "\n" "\n " _nvcc_output_log "\n${_nvcc_output_orig}")
|
|
|
|
string(APPEND _nvcc_log " no 'PATH=' string found in nvcc output:${_nvcc_output_log}\n")
|
|
|
|
endif()
|
|
|
|
if(_nvcc_output_orig MATCHES "#\\\$ +LIBRARIES= *([^\n]*)\n")
|
|
|
|
set(_nvcc_libraries "${CMAKE_MATCH_1}")
|
|
|
|
string(APPEND _nvcc_log " found 'LIBRARIES=' string: [${_nvcc_libraries}]\n")
|
|
|
|
else()
|
|
|
|
set(_nvcc_libraries "")
|
|
|
|
string(REPLACE "\n" "\n " _nvcc_output_log "\n${_nvcc_output_orig}")
|
|
|
|
string(APPEND _nvcc_log " no 'LIBRARIES=' string found in nvcc output:${_nvcc_output_log}\n")
|
|
|
|
endif()
|
|
|
|
|
|
|
|
set(_nvcc_link_line "")
|
|
|
|
if(_nvcc_libraries)
|
|
|
|
# Remove variable assignments.
|
|
|
|
string(REGEX REPLACE "#\\\$ *[^= ]+=[^\n]*\n" "" _nvcc_output "${_nvcc_output_orig}")
|
|
|
|
# Split lines.
|
|
|
|
string(REGEX REPLACE "\n+(#\\\$ )?" ";" _nvcc_output "${_nvcc_output}")
|
|
|
|
foreach(line IN LISTS _nvcc_output)
|
|
|
|
set(_nvcc_output_line "${line}")
|
|
|
|
string(APPEND _nvcc_log " considering line: [${_nvcc_output_line}]\n")
|
|
|
|
if("${_nvcc_output_line}" MATCHES "^ *nvlink")
|
|
|
|
string(APPEND _nvcc_log " ignoring nvlink line\n")
|
|
|
|
elseif(_nvcc_libraries)
|
|
|
|
if("${_nvcc_output_line}" MATCHES "(@\"?tmp/a\\.exe\\.res\"?)")
|
|
|
|
set(_nvcc_link_res_arg "${CMAKE_MATCH_1}")
|
|
|
|
set(_nvcc_link_res "${CMAKE_PLATFORM_INFO_DIR}/CompilerIdCUDA/tmp/a.exe.res")
|
|
|
|
if(EXISTS "${_nvcc_link_res}")
|
|
|
|
file(READ "${_nvcc_link_res}" _nvcc_link_res_content)
|
|
|
|
string(REPLACE "${_nvcc_link_res_arg}" "${_nvcc_link_res_content}" _nvcc_output_line "${_nvcc_output_line}")
|
|
|
|
endif()
|
|
|
|
endif()
|
|
|
|
string(FIND "${_nvcc_output_line}" "${_nvcc_libraries}" _nvcc_libraries_pos)
|
|
|
|
if(NOT _nvcc_libraries_pos EQUAL -1)
|
|
|
|
set(_nvcc_link_line "${_nvcc_output_line}")
|
|
|
|
string(APPEND _nvcc_log " extracted link line: [${_nvcc_link_line}]\n")
|
|
|
|
endif()
|
|
|
|
endif()
|
|
|
|
endforeach()
|
|
|
|
endif()
|
|
|
|
|
|
|
|
if(_nvcc_link_line)
|
|
|
|
if("x${CMAKE_CUDA_SIMULATE_ID}" STREQUAL "xMSVC")
|
|
|
|
set(CMAKE_CUDA_HOST_LINK_LAUNCHER "${CMAKE_LINKER}")
|
|
|
|
else()
|
|
|
|
#extract the compiler that is being used for linking
|
|
|
|
separate_arguments(_nvcc_link_line_args UNIX_COMMAND "${_nvcc_link_line}")
|
|
|
|
list(GET _nvcc_link_line_args 0 _nvcc_host_link_launcher)
|
|
|
|
if(IS_ABSOLUTE "${_nvcc_host_link_launcher}")
|
|
|
|
string(APPEND _nvcc_log " extracted link launcher absolute path: [${_nvcc_host_link_launcher}]\n")
|
|
|
|
set(CMAKE_CUDA_HOST_LINK_LAUNCHER "${_nvcc_host_link_launcher}")
|
|
|
|
else()
|
|
|
|
string(APPEND _nvcc_log " extracted link launcher name: [${_nvcc_host_link_launcher}]\n")
|
|
|
|
find_program(_nvcc_find_host_link_launcher
|
|
|
|
NAMES ${_nvcc_host_link_launcher}
|
|
|
|
PATHS ${_nvcc_path} NO_DEFAULT_PATH)
|
|
|
|
find_program(_nvcc_find_host_link_launcher
|
|
|
|
NAMES ${_nvcc_host_link_launcher})
|
|
|
|
if(_nvcc_find_host_link_launcher)
|
|
|
|
string(APPEND _nvcc_log " found link launcher absolute path: [${_nvcc_find_host_link_launcher}]\n")
|
|
|
|
set(CMAKE_CUDA_HOST_LINK_LAUNCHER "${_nvcc_find_host_link_launcher}")
|
|
|
|
else()
|
|
|
|
string(APPEND _nvcc_log " could not find link launcher absolute path\n")
|
|
|
|
set(CMAKE_CUDA_HOST_LINK_LAUNCHER "${_nvcc_host_link_launcher}")
|
|
|
|
endif()
|
|
|
|
unset(_nvcc_find_host_link_launcher CACHE)
|
|
|
|
endif()
|
|
|
|
endif()
|
|
|
|
|
|
|
|
#prefix the line with cuda-fake-ld so that implicit link info believes it is
|
|
|
|
#a link line
|
|
|
|
set(_nvcc_link_line "cuda-fake-ld ${_nvcc_link_line}")
|
|
|
|
CMAKE_PARSE_IMPLICIT_LINK_INFO("${_nvcc_link_line}"
|
|
|
|
CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES
|
|
|
|
CMAKE_CUDA_HOST_IMPLICIT_LINK_DIRECTORIES
|
|
|
|
CMAKE_CUDA_HOST_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES
|
|
|
|
log
|
|
|
|
"${CMAKE_CUDA_IMPLICIT_OBJECT_REGEX}")
|
|
|
|
|
|
|
|
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
|
|
|
|
"Parsed CUDA nvcc implicit link information from above output:\n${_nvcc_log}\n${log}\n\n")
|
|
|
|
else()
|
|
|
|
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
|
|
|
|
"Failed to parsed CUDA nvcc implicit link information:\n${_nvcc_log}\n\n")
|
|
|
|
message(FATAL_ERROR "Failed to extract nvcc implicit link line.")
|
|
|
|
endif()
|
|
|
|
|
|
|
|
set(CMAKE_CUDA_TOOLKIT_INCLUDE_DIRECTORIES )
|
|
|
|
if(_nvcc_output_orig MATCHES "#\\\$ +INCLUDES= *([^\n]*)\n")
|
|
|
|
set(_nvcc_includes "${CMAKE_MATCH_1}")
|
|
|
|
string(APPEND _nvcc_log " found 'INCLUDES=' string: [${_nvcc_includes}]\n")
|
|
|
|
else()
|
|
|
|
set(_nvcc_includes "")
|
|
|
|
string(REPLACE "\n" "\n " _nvcc_output_log "\n${_nvcc_output_orig}")
|
|
|
|
string(APPEND _nvcc_log " no 'INCLUDES=' string found in nvcc output:${_nvcc_output_log}\n")
|
|
|
|
endif()
|
|
|
|
if(_nvcc_includes)
|
|
|
|
# across all operating system each include directory is prefixed with -I
|
|
|
|
separate_arguments(_nvcc_output UNIX_COMMAND "${_nvcc_includes}")
|
|
|
|
foreach(line IN LISTS _nvcc_output)
|
|
|
|
string(REGEX REPLACE "^-I" "" line "${line}")
|
|
|
|
get_filename_component(line "${line}" ABSOLUTE)
|
|
|
|
list(APPEND CMAKE_CUDA_TOOLKIT_INCLUDE_DIRECTORIES "${line}")
|
|
|
|
endforeach()
|
|
|
|
|
|
|
|
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
|
|
|
|
"Parsed CUDA nvcc include information from above output:\n${_nvcc_log}\n${log}\n\n")
|
|
|
|
else()
|
|
|
|
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
|
|
|
|
"Failed to detect CUDA nvcc include information:\n${_nvcc_log}\n\n")
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
# configure all variables set in this file
|
|
|
|
configure_file(${CMAKE_ROOT}/Modules/CMakeCUDACompiler.cmake.in
|
|
|
|
${CMAKE_PLATFORM_INFO_DIR}/CMakeCUDACompiler.cmake
|
|
|
|
@ONLY
|
|
|
|
)
|
|
|
|
|
|
|
|
set(CMAKE_CUDA_COMPILER_ENV_VAR "CUDACXX")
|
|
|
|
set(CMAKE_CUDA_HOST_COMPILER_ENV_VAR "CUDAHOSTCXX")
|