# Distributed under the OSI-approved BSD 3-Clause License. See accompanying | |
# file Copyright.txt or https://cmake.org/licensing for details. | |
if(UNIX) | |
set(CMAKE_CUDA_OUTPUT_EXTENSION .o) | |
else() | |
set(CMAKE_CUDA_OUTPUT_EXTENSION .obj) | |
endif() | |
set(CMAKE_INCLUDE_FLAG_CUDA "-I") | |
# Load compiler-specific information. | |
if(CMAKE_CUDA_COMPILER_ID) | |
include(Compiler/${CMAKE_CUDA_COMPILER_ID}-CUDA OPTIONAL) | |
endif() | |
# load the system- and compiler specific files | |
if(CMAKE_CUDA_COMPILER_ID) | |
# load a hardware specific file, mostly useful for embedded compilers | |
if(CMAKE_SYSTEM_PROCESSOR) | |
include(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_CUDA_COMPILER_ID}-CUDA-${CMAKE_SYSTEM_PROCESSOR} OPTIONAL) | |
endif() | |
include(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_CUDA_COMPILER_ID}-CUDA OPTIONAL) | |
endif() | |
if(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CUDA_FLAG) | |
set(CMAKE_SHARED_LIBRARY_RUNTIME_CUDA_FLAG ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG}) | |
endif() | |
if(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CUDA_FLAG_SEP) | |
set(CMAKE_SHARED_LIBRARY_RUNTIME_CUDA_FLAG_SEP ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP}) | |
endif() | |
if(NOT CMAKE_SHARED_LIBRARY_RPATH_LINK_CUDA_FLAG) | |
set(CMAKE_SHARED_LIBRARY_RPATH_LINK_CUDA_FLAG ${CMAKE_SHARED_LIBRARY_RPATH_LINK_C_FLAG}) | |
endif() | |
if(NOT DEFINED CMAKE_EXE_EXPORTS_CUDA_FLAG) | |
set(CMAKE_EXE_EXPORTS_CUDA_FLAG ${CMAKE_EXE_EXPORTS_C_FLAG}) | |
endif() | |
if(NOT DEFINED CMAKE_SHARED_LIBRARY_SONAME_CUDA_FLAG) | |
set(CMAKE_SHARED_LIBRARY_SONAME_CUDA_FLAG ${CMAKE_SHARED_LIBRARY_SONAME_C_FLAG}) | |
endif() | |
if(NOT CMAKE_EXECUTABLE_RUNTIME_CUDA_FLAG) | |
set(CMAKE_EXECUTABLE_RUNTIME_CUDA_FLAG ${CMAKE_SHARED_LIBRARY_RUNTIME_CUDA_FLAG}) | |
endif() | |
if(NOT CMAKE_EXECUTABLE_RUNTIME_CUDA_FLAG_SEP) | |
set(CMAKE_EXECUTABLE_RUNTIME_CUDA_FLAG_SEP ${CMAKE_SHARED_LIBRARY_RUNTIME_CUDA_FLAG_SEP}) | |
endif() | |
if(NOT CMAKE_EXECUTABLE_RPATH_LINK_CUDA_FLAG) | |
set(CMAKE_EXECUTABLE_RPATH_LINK_CUDA_FLAG ${CMAKE_SHARED_LIBRARY_RPATH_LINK_CUDA_FLAG}) | |
endif() | |
if(NOT DEFINED CMAKE_SHARED_LIBRARY_LINK_CUDA_WITH_RUNTIME_PATH) | |
set(CMAKE_SHARED_LIBRARY_LINK_CUDA_WITH_RUNTIME_PATH ${CMAKE_SHARED_LIBRARY_LINK_C_WITH_RUNTIME_PATH}) | |
endif() | |
# for most systems a module is the same as a shared library | |
# so unless the variable CMAKE_MODULE_EXISTS is set just | |
# copy the values from the LIBRARY variables | |
if(NOT CMAKE_MODULE_EXISTS) | |
set(CMAKE_SHARED_MODULE_CUDA_FLAGS ${CMAKE_SHARED_LIBRARY_CUDA_FLAGS}) | |
set(CMAKE_SHARED_MODULE_CREATE_CUDA_FLAGS ${CMAKE_SHARED_LIBRARY_CREATE_CUDA_FLAGS}) | |
endif() | |
# add the flags to the cache based | |
# on the initial values computed in the platform/*.cmake files | |
# use _INIT variables so that this only happens the first time | |
# and you can set these flags in the cmake cache | |
set(CMAKE_CUDA_FLAGS_INIT "$ENV{CUDAFLAGS} ${CMAKE_CUDA_FLAGS_INIT}") | |
foreach(c "" _DEBUG _RELEASE _MINSIZEREL _RELWITHDEBINFO) | |
string(STRIP "${CMAKE_CUDA_FLAGS${c}_INIT}" CMAKE_CUDA_FLAGS${c}_INIT) | |
endforeach() | |
set (CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS_INIT}" CACHE STRING | |
"Flags used by the compiler during all build types.") | |
if(NOT CMAKE_NOT_USING_CONFIG_FLAGS) | |
set (CMAKE_CUDA_FLAGS_DEBUG "${CMAKE_CUDA_FLAGS_DEBUG_INIT}" CACHE STRING | |
"Flags used by the compiler during debug builds.") | |
set (CMAKE_CUDA_FLAGS_MINSIZEREL "${CMAKE_CUDA_FLAGS_MINSIZEREL_INIT}" CACHE STRING | |
"Flags used by the compiler during release builds for minimum size.") | |
set (CMAKE_CUDA_FLAGS_RELEASE "${CMAKE_CUDA_FLAGS_RELEASE_INIT}" CACHE STRING | |
"Flags used by the compiler during release builds.") | |
set (CMAKE_CUDA_FLAGS_RELWITHDEBINFO "${CMAKE_CUDA_FLAGS_RELWITHDEBINFO_INIT}" CACHE STRING | |
"Flags used by the compiler during release builds with debug info.") | |
endif() | |
if(CMAKE_CUDA_STANDARD_LIBRARIES_INIT) | |
set(CMAKE_CUDA_STANDARD_LIBRARIES "${CMAKE_CUDA_STANDARD_LIBRARIES_INIT}" | |
CACHE STRING "Libraries linked by default with all CUDA applications.") | |
mark_as_advanced(CMAKE_CUDA_STANDARD_LIBRARIES) | |
endif() | |
include(CMakeCommonLanguageInclude) | |
# now define the following rules: | |
# CMAKE_CUDA_CREATE_SHARED_LIBRARY | |
# CMAKE_CUDA_CREATE_SHARED_MODULE | |
# CMAKE_CUDA_COMPILE_OBJECT | |
# CMAKE_CUDA_LINK_EXECUTABLE | |
if(CMAKE_CUDA_HOST_COMPILER) | |
set(CMAKE_CUDA_HOST_FLAGS "-ccbin=<CMAKE_CUDA_HOST_COMPILER>") | |
else() | |
set(CMAKE_CUDA_HOST_FLAGS "") | |
endif() | |
set(__IMPLICT_LINKS ) | |
foreach(dir ${CMAKE_CUDA_HOST_IMPLICIT_LINK_DIRECTORIES}) | |
string(APPEND __IMPLICT_LINKS " -L\"${dir}\"") | |
endforeach() | |
foreach(lib ${CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES}) | |
if(${lib} MATCHES "/") | |
string(APPEND __IMPLICT_LINKS " \"${lib}\"") | |
else() | |
string(APPEND __IMPLICT_LINKS " -l${lib}") | |
endif() | |
endforeach() | |
# create a shared library | |
if(NOT CMAKE_CUDA_CREATE_SHARED_LIBRARY) | |
set(CMAKE_CUDA_CREATE_SHARED_LIBRARY | |
"<CMAKE_CUDA_HOST_LINK_LAUNCHER> <CMAKE_SHARED_LIBRARY_CUDA_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CUDA_FLAGS> <SONAME_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>${__IMPLICT_LINKS}") | |
endif() | |
# create a shared module copy the shared library rule by default | |
if(NOT CMAKE_CUDA_CREATE_SHARED_MODULE) | |
set(CMAKE_CUDA_CREATE_SHARED_MODULE ${CMAKE_CUDA_CREATE_SHARED_LIBRARY}) | |
endif() | |
# Create a static archive incrementally for large object file counts. | |
if(NOT DEFINED CMAKE_CUDA_ARCHIVE_CREATE) | |
set(CMAKE_CUDA_ARCHIVE_CREATE "<CMAKE_AR> qc <TARGET> <LINK_FLAGS> <OBJECTS>") | |
endif() | |
if(NOT DEFINED CMAKE_CUDA_ARCHIVE_APPEND) | |
set(CMAKE_CUDA_ARCHIVE_APPEND "<CMAKE_AR> q <TARGET> <LINK_FLAGS> <OBJECTS>") | |
endif() | |
if(NOT DEFINED CMAKE_CUDA_ARCHIVE_FINISH) | |
set(CMAKE_CUDA_ARCHIVE_FINISH "<CMAKE_RANLIB> <TARGET>") | |
endif() | |
#Specify how to compile when ptx has been requested | |
if(NOT CMAKE_CUDA_COMPILE_PTX_COMPILATION) | |
set(CMAKE_CUDA_COMPILE_PTX_COMPILATION | |
"<CMAKE_CUDA_COMPILER> ${CMAKE_CUDA_HOST_FLAGS} <DEFINES> <INCLUDES> <FLAGS> -x cu -ptx <SOURCE> -o <OBJECT>") | |
endif() | |
#Specify how to compile when separable compilation has been requested | |
if(NOT CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION) | |
set(CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION | |
"<CMAKE_CUDA_COMPILER> ${CMAKE_CUDA_HOST_FLAGS} <DEFINES> <INCLUDES> <FLAGS> -x cu -dc <SOURCE> -o <OBJECT>") | |
endif() | |
#Specify how to compile when whole compilation has been requested | |
if(NOT CMAKE_CUDA_COMPILE_WHOLE_COMPILATION) | |
set(CMAKE_CUDA_COMPILE_WHOLE_COMPILATION | |
"<CMAKE_CUDA_COMPILER> ${CMAKE_CUDA_HOST_FLAGS} <DEFINES> <INCLUDES> <FLAGS> -x cu -c <SOURCE> -o <OBJECT>") | |
endif() | |
if(CMAKE_GENERATOR STREQUAL "Ninja") | |
set(CMAKE_CUDA_COMPILE_DEPENDENCY_DETECTION | |
"<CMAKE_CUDA_COMPILER> ${CMAKE_CUDA_HOST_FLAGS} <DEFINES> <INCLUDES> <FLAGS> -x cu -M <SOURCE> -MT <OBJECT> -o $DEP_FILE") | |
#The Ninja generator uses the make file dependency files to determine what | |
#files need to be recompiled. Unfortunately, nvcc doesn't support building | |
#a source file and generating the dependencies of said file in a single | |
#invocation. Instead we have to state that you need to chain two commands. | |
# | |
#The makefile generators uses the custom CMake dependency scanner, and thus | |
#it is exempt from this logic. | |
list(APPEND CMAKE_CUDA_COMPILE_PTX_COMPILATION "${CMAKE_CUDA_COMPILE_DEPENDENCY_DETECTION}") | |
list(APPEND CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION "${CMAKE_CUDA_COMPILE_DEPENDENCY_DETECTION}") | |
list(APPEND CMAKE_CUDA_COMPILE_WHOLE_COMPILATION "${CMAKE_CUDA_COMPILE_DEPENDENCY_DETECTION}") | |
endif() | |
# compile a cu file into an executable | |
if(NOT CMAKE_CUDA_LINK_EXECUTABLE) | |
set(CMAKE_CUDA_LINK_EXECUTABLE | |
"<CMAKE_CUDA_HOST_LINK_LAUNCHER> <CMAKE_CUDA_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>${__IMPLICT_LINKS}") | |
endif() | |
#These are used when linking relocatable (dc) cuda code | |
if(NOT CMAKE_CUDA_DEVICE_LINK_LIBRARY) | |
set(CMAKE_CUDA_DEVICE_LINK_LIBRARY | |
"<CMAKE_CUDA_COMPILER> <CMAKE_CUDA_LINK_FLAGS> <LANGUAGE_COMPILE_FLAGS> ${CMAKE_CUDA_COMPILE_OPTIONS_PIC} -shared -dlink <OBJECTS> -o <TARGET> <LINK_LIBRARIES>") | |
endif() | |
if(NOT CMAKE_CUDA_DEVICE_LINK_EXECUTABLE) | |
set(CMAKE_CUDA_DEVICE_LINK_EXECUTABLE | |
"<CMAKE_CUDA_COMPILER> <FLAGS> <CMAKE_CUDA_LINK_FLAGS> ${CMAKE_CUDA_COMPILE_OPTIONS_PIC} -shared -dlink <OBJECTS> -o <TARGET> <LINK_LIBRARIES>") | |
endif() | |
mark_as_advanced( | |
CMAKE_CUDA_FLAGS | |
CMAKE_CUDA_FLAGS_RELEASE | |
CMAKE_CUDA_FLAGS_RELWITHDEBINFO | |
CMAKE_CUDA_FLAGS_MINSIZEREL | |
CMAKE_CUDA_FLAGS_DEBUG) | |
set(CMAKE_CUDA_INFORMATION_LOADED 1) |