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# Minimum CMake required
cmake_minimum_required(VERSION 3.5)
# Project
project(tensorflow C CXX)
# Set C++14 as standard for the whole project
set(CMAKE_CXX_STANDARD 14)
# Actual source is the ../../.. directory
get_filename_component(tf_contrib_source_dir ${tensorflow_SOURCE_DIR} PATH)
get_filename_component(tf_tf_source_dir ${tf_contrib_source_dir} PATH)
get_filename_component(tensorflow_source_dir ${tf_tf_source_dir} PATH)
# [CLEANUP] Not sure if this is needed (copied from Protobuf)
# CMake policies
cmake_policy(SET CMP0022 NEW)
# Options
option(tensorflow_VERBOSE "Enable for verbose output" OFF)
option(tensorflow_ENABLE_GPU "Enable GPU support" OFF)
option(tensorflow_ENABLE_SSL_SUPPORT "Enable boringssl support" OFF)
option(tensorflow_ENABLE_GRPC_SUPPORT "Enable gRPC support" ON)
option(tensorflow_ENABLE_HDFS_SUPPORT "Enable HDFS support" OFF)
option(tensorflow_BUILD_CC_EXAMPLE "Build the C++ tutorial example" ON)
option(tensorflow_BUILD_PYTHON_BINDINGS "Build the Python bindings" ON)
option(tensorflow_BUILD_ALL_KERNELS "Build all OpKernels" ON)
option(tensorflow_BUILD_CONTRIB_KERNELS "Build OpKernels from tensorflow/contrib/..." ON)
option(tensorflow_BUILD_CC_TESTS "Build cc unit tests " OFF)
option(tensorflow_BUILD_PYTHON_TESTS "Build python unit tests " OFF)
option(tensorflow_OPTIMIZE_FOR_NATIVE_ARCH "Enable compiler optimizations for the native processor architecture (if available)" ON)
if (NOT WIN32)
# Threads: defines CMAKE_THREAD_LIBS_INIT and adds -pthread compile option
# for targets that link ${CMAKE_THREAD_LIBS_INIT}.
find_package (Threads)
endif()
# [CLEANUP] Remove when done
# For debugging
function(SHOW_VARIABLES)
get_cmake_property(_variableNames VARIABLES)
foreach (_variableName ${_variableNames})
message(STATUS "${_variableName}=${${_variableName}}")
endforeach()
endfunction()
# External dependencies
set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/external)
# Location where external projects will be downloaded
set (DOWNLOAD_LOCATION "${CMAKE_CURRENT_BINARY_DIR}/downloads"
CACHE PATH "Location where external projects will be downloaded.")
mark_as_advanced(DOWNLOAD_LOCATION)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
add_definitions(-DEIGEN_AVOID_STL_ARRAY)
if(WIN32)
add_definitions(-DNOMINMAX -D_WIN32_WINNT=0x0A00 -DLANG_CXX11 -DCOMPILER_MSVC)
add_definitions(-DWIN32 -DOS_WIN -D_MBCS -DWIN64 -DWIN32_LEAN_AND_MEAN -DNOGDI -DPLATFORM_WINDOWS)
add_definitions(-DTENSORFLOW_USE_EIGEN_THREADPOOL -DEIGEN_HAS_C99_MATH -D_ITERATOR_DEBUG_LEVEL=0)
add_definitions(-DTF_COMPILE_LIBRARY)
add_definitions(-DNDEBUG /O2) # Equivalent of -c opt in Bazel.
add_definitions(/bigobj /nologo /EHsc /GF /FC /MP /Gm-)
# Suppress warnings to reduce build log size.
add_definitions(/wd4267 /wd4244 /wd4800 /wd4503 /wd4554 /wd4996 /wd4348 /wd4018)
add_definitions(/wd4099 /wd4146 /wd4267 /wd4305 /wd4307)
add_definitions(/wd4715 /wd4722 /wd4723 /wd4838 /wd4309 /wd4334)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
endif()
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions -std=c++11")
endif()
if (tensorflow_OPTIMIZE_FOR_NATIVE_ARCH)
include(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG("-march=native" COMPILER_OPT_ARCH_NATIVE_SUPPORTED)
if (COMPILER_OPT_ARCH_NATIVE_SUPPORTED)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
endif()
endif()
# External dependencies
include(zlib)
include(gif)
include(png)
include(jpeg)
include(eigen)
include(gemmlowp)
include(jsoncpp)
include(farmhash)
include(highwayhash)
include(protobuf)
if (tensorflow_BUILD_CC_TESTS)
include(googletest)
endif()
set(tensorflow_EXTERNAL_LIBRARIES
${zlib_STATIC_LIBRARIES}
${gif_STATIC_LIBRARIES}
${png_STATIC_LIBRARIES}
${jpeg_STATIC_LIBRARIES}
${jsoncpp_STATIC_LIBRARIES}
${farmhash_STATIC_LIBRARIES}
${highwayhash_STATIC_LIBRARIES}
${protobuf_STATIC_LIBRARIES}
)
set(tensorflow_EXTERNAL_DEPENDENCIES
zlib_copy_headers_to_destination
gif_copy_headers_to_destination
png_copy_headers_to_destination
jpeg_copy_headers_to_destination
jsoncpp
farmhash_copy_headers_to_destination
highwayhash_copy_headers_to_destination
protobuf
eigen
gemmlowp
)
include_directories(
# Source and generated code.
${tensorflow_source_dir}
${CMAKE_CURRENT_BINARY_DIR}
# External dependencies.
${zlib_INCLUDE_DIR}
${gif_INCLUDE_DIR}
${png_INCLUDE_DIR}
${jpeg_INCLUDE_DIR}
${eigen_INCLUDE_DIRS}
${gemmlowp_INCLUDE_DIR}
${jsoncpp_INCLUDE_DIR}
${farmhash_INCLUDE_DIR}
${highwayhash_INCLUDE_DIR}
${PROTOBUF_INCLUDE_DIRS}
)
if(tensorflow_ENABLE_SSL_SUPPORT)
include(boringssl)
list(APPEND tensorflow_EXTERNAL_LIBRARIES ${boringssl_STATIC_LIBRARIES})
list(APPEND tensorflow_EXTERNAL_DEPENDENCIES boringssl)
include_directories(${boringssl_INCLUDE_DIR})
endif()
if(tensorflow_ENABLE_GRPC_SUPPORT)
include(grpc)
list(APPEND tensorflow_EXTERNAL_LIBRARIES ${grpc_STATIC_LIBRARIES})
list(APPEND tensorflow_EXTERNAL_DEPENDENCIES grpc)
include_directories(${GRPC_INCLUDE_DIRS})
endif()
if(WIN32)
list(APPEND tensorflow_EXTERNAL_LIBRARIES wsock32 ws2_32 shlwapi)
endif()
if(UNIX)
list(APPEND tensorflow_EXTERNAL_LIBRARIES ${CMAKE_THREAD_LIBS_INIT} ${CMAKE_DL_LIBS})
endif()
if (tensorflow_ENABLE_GPU)
if (WIN32)
find_package(CUDA 8.0 REQUIRED)
# by default we assume compute cabability 3.5 and 5.2. If you change this change it in
# CUDA_NVCC_FLAGS and cuda_config.h below
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS};-gencode arch=compute_30,code=\"sm_30,compute_30\";-gencode arch=compute_35,code=\"sm_35,compute_35\";-gencode arch=compute_52,code=\"sm_52,compute_52\")
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS};--include-path ${PROJECT_BINARY_DIR}/$\{build_configuration\};--expt-relaxed-constexpr)
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS};-ftz=true) # Flush denormals to zero
set(CUDA_INCLUDE ${CUDA_TOOLKIT_TARGET_DIR} ${CUDA_TOOLKIT_TARGET_DIR}/extras/CUPTI/include)
include_directories(${CUDA_INCLUDE})
add_definitions(-DGOOGLE_CUDA=1 -DTF_EXTRA_CUDA_CAPABILITIES=3.0,3.5,5.2)
# add cudnn
include_directories(${CUDNN_HOME})
set(CUDA_LIBRARIES ${CUDA_LIBRARIES} ${CUDA_CUDA_LIBRARY} ${CUDA_CUBLAS_LIBRARIES} ${CUDA_CUFFT_LIBRARIES}
${CUDA_curand_LIBRARY} ${CUDA_cupti_LIBRARY} ${CUDNN_HOME}/lib/x64/cudnn.lib)
# create cuda_config.h
FILE(WRITE ${tensorflow_source_dir}/third_party/gpus/cuda/cuda_config.h
"#ifndef CUDA_CUDA_CONFIG_H_\n"
"#define CUDA_CUDA_CONFIG_H_\n"
"#define TF_CUDA_CAPABILITIES CudaVersion(\"3.0\"),CudaVersion(\"3.5\"),CudaVersion(\"5.2\")\n"
"#define TF_CUDA_VERSION \"64_80\"\n"
"#define TF_CUDNN_VERSION \"64_5\"\n"
"#define TF_CUDA_TOOLKIT_PATH \"${CUDA_TOOLKIT_ROOT_DIR}\"\n"
"#endif // CUDA_CUDA_CONFIG_H_\n"
)
# tf assumes in various places header files to be in cuda/include. On windows the cuda sdk
# installs them under cuda/version/include and to avoid that we need to change tf we copy a
# few files to cuda/include
FILE(COPY
${CUDA_TOOLKIT_TARGET_DIR}/include/cuda.h ${CUDA_TOOLKIT_TARGET_DIR}/include/cuComplex.h
${CUDA_TOOLKIT_TARGET_DIR}/include/cublas_v2.h ${CUDNN_HOME}/include/cudnn.h
${CUDA_TOOLKIT_TARGET_DIR}/include/cufft.h ${CUDA_TOOLKIT_TARGET_DIR}/include/curand.h
${CUDA_TOOLKIT_TARGET_DIR}/include/cuda_runtime_api.h
DESTINATION ${tensorflow_source_dir}/third_party/gpus/cuda/include
)
include_directories(${tensorflow_source_dir}/third_party/gpus)
# add cuda libraries to tensorflow_EXTERNAL_LIBRARIES
list(APPEND tensorflow_EXTERNAL_LIBRARIES ${CUDA_LIBRARIES})
endif()
endif()
# Let's get to work!
include(tf_core_framework.cmake)
include(tf_tools.cmake)
# NOTE: Disabled until issue #3996 is fixed.
# include(tf_stream_executor.cmake)
if (tensorflow_ENABLE_GPU)
if (WIN32)
include(tf_stream_executor.cmake)
endif()
endif()
include(tf_core_cpu.cmake)
include(tf_core_ops.cmake)
include(tf_core_direct_session.cmake)
include(tf_core_kernels.cmake)
if(tensorflow_ENABLE_GRPC_SUPPORT)
include(tf_core_distributed_runtime.cmake)
endif()
include(tf_cc_ops.cmake)
if(tensorflow_BUILD_CC_EXAMPLE)
include(tf_tutorials.cmake)
include(tf_label_image_example.cmake)
endif()
if(tensorflow_BUILD_PYTHON_BINDINGS)
include(tensorboard)
include(tf_python.cmake)
endif()
if (tensorflow_BUILD_CC_TESTS OR tensorflow_BUILD_PYTHON_TESTS)
include(tf_tests.cmake)
endif()
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