Include nGraph build.

test=develop

CMakeLists.txt

@@ -41,6 +41,7 @@ option(WITH_GPU         "Compile PaddlePaddle with NVIDIA GPU"          ${CUDA_F
 option(WITH_AMD_GPU     "Compile PaddlePaddle with AMD GPU"             OFF)
 option(WITH_AVX         "Compile PaddlePaddle with AVX intrinsics"      ${AVX_FOUND})
 option(WITH_MKL         "Compile PaddlePaddle with MKL support."        ${AVX_FOUND})
+option(WITH_NGRAPH      "Compile PaddlePaddle with nGraph support."     OFF)
 option(WITH_DSO         "Compile PaddlePaddle with dynamic linked CUDA" ON)
 option(WITH_TESTING     "Compile PaddlePaddle with unit testing"        OFF)
 option(WITH_SWIG_PY     "Compile PaddlePaddle with inference api"       ON)
@@ -103,6 +104,8 @@ if(ANDROID OR IOS)
         "Disable RDMA when cross-compiling for Android and iOS" FORCE)
     set(WITH_MKL OFF CACHE STRING
         "Disable MKL when cross-compiling for Android and iOS" FORCE)
+    set(WITH_NGRAPH OFF CACHE STRING
+        "Disable nGraph when cross-compiling for Android and iOS" FORCE)
     set(WITH_GOLANG OFF CACHE STRING
         "Disable golang when cross-compiling for Android and iOS" FORCE)
 
@@ -171,6 +174,7 @@ include(external/protobuf)  # download, build, install protobuf
 include(external/python)    # download, build, install python
 include(external/openblas)  # download, build, install openblas
 include(external/mkldnn)    # download, build, install mkldnn
+include(external/ngraph)    # download, build, install nGraph
 include(external/swig)      # download, build, install swig
 include(external/boost)     # download boost
 include(external/any)       # download libn::any

cmake/external/ngraph.cmake

+# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+add_library(ngraph INTERFACE)
+
+IF(WIN32 OR APPLE)
+    MESSAGE(WARNING
+        "Windows or Mac is not supported with nGraph in Paddle yet."
+        "Force WITH_NGRAPH=OFF")
+    SET(WITH_NGRAPH OFF CACHE STRING "Disable nGraph in Windows and MacOS" FORCE)
+ENDIF()
+
+IF(${WITH_NGRAPH} AND NOT ${WITH_MKLDNN})
+    MESSAGE(WARNING
+        "nGraph needs mkl-dnn to be enabled."
+        "Force WITH_NGRAPH=OFF")
+    SET(WITH_NGRAPH OFF CACHE STRING "Disable nGraph if mkl-dnn is disabled" FORCE)
+ENDIF()
+
+IF(NOT ${WITH_NGRAPH})
+    return()
+ENDIF()
+
+INCLUDE(ExternalProject)
+
+SET(NGRAPH_PROJECT         "extern_ngraph")
+SET(NGRAPH_VERSION         "0.9")
+SET(NGRAPH_TAG_VERSION     "0.9.1")
+SET(NGRAPH_GIT_TAG         "v${NGRAPH_TAG_VERSION}")
+SET(NGRAPH_SOURCES_DIR     ${THIRD_PARTY_PATH}/ngraph)
+SET(NGRAPH_INSTALL_DIR     ${THIRD_PARTY_PATH}/install/ngraph)
+SET(NGRAPH_INC_DIR         ${NGRAPH_INSTALL_DIR}/include)
+SET(NGRAPH_LIB_DIR         ${NGRAPH_INSTALL_DIR}/lib)
+SET(NGRAPH_SHARED_LIB_NAME libngraph.so.${NGRAPH_VERSION})
+SET(NGRAPH_CPU_LIB_NAME    libcpu_backend.so)
+SET(NGRAPH_TBB_LIB_NAME    libtbb.so.2)
+SET(NGRAPH_SHARED_LIB      ${NGRAPH_LIB_DIR}/${NGRAPH_SHARED_LIB_NAME})
+SET(NGRAPH_CPU_LIB         ${NGRAPH_LIB_DIR}/${NGRAPH_CPU_LIB_NAME})
+SET(NGRAPH_TBB_LIB         ${NGRAPH_LIB_DIR}/${NGRAPH_TBB_LIB_NAME})
+SET(NGRAPH_GIT_REPO        "https://github.com/NervanaSystems/ngraph.git")
+
+ExternalProject_Add(
+    ${NGRAPH_PROJECT}
+    ${EXTERNAL_PROJECT_LOG_ARGS}
+    DEPENDS             ${MKLDNN_PROJECT} ${MKLML_PROJECT}
+    GIT_REPOSITORY      ${NGRAPH_GIT_REPO}
+    GIT_TAG             ${NGRAPH_GIT_TAG}
+    PREFIX              ${NGRAPH_SOURCES_DIR}
+    UPDATE_COMMAND      ""
+    CMAKE_ARGS          -DCMAKE_INSTALL_PREFIX=${NGRAPH_INSTALL_DIR}
+    CMAKE_ARGS          -DNGRAPH_UNIT_TEST_ENABLE=FALSE
+    CMAKE_ARGS          -DNGRAPH_TOOLS_ENABLE=FALSE
+    CMAKE_ARGS          -DNGRAPH_INTERPRETER_ENABLE=FALSE
+    CMAKE_ARGS          -DNGRAPH_DEX_ONLY=TRUE
+    CMAKE_ARGS          -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
+    CMAKE_ARGS          -DMKLDNN_INCLUDE_DIR=${MKLDNN_INC_DIR}
+    CMAKE_ARGS          -DMKLDNN_LIB_DIR=${MKLDNN_INSTALL_DIR}/lib
+)
+
+# Workaround for nGraph expecting mklml to be in mkldnn install directory.
+ExternalProject_Add_Step(
+    ${NGRAPH_PROJECT}
+    PrepareMKL
+    COMMAND ${CMAKE_COMMAND} -E create_symlink ${MKLML_LIB} ${MKLDNN_INSTALL_DIR}/lib/libmklml_intel.so
+    COMMAND ${CMAKE_COMMAND} -E create_symlink ${MKLML_IOMP_LIB} ${MKLDNN_INSTALL_DIR}/lib/libiomp5.so
+    DEPENDEES download
+    DEPENDERS configure
+)
+
+add_dependencies(ngraph ${NGRAPH_PROJECT})
+target_compile_definitions(ngraph INTERFACE -DPADDLE_WITH_NGRAPH)
+target_include_directories(ngraph INTERFACE ${NGRAPH_INC_DIR})
+target_link_libraries(ngraph INTERFACE ${NGRAPH_SHARED_LIB})
+LIST(APPEND external_project_dependencies ngraph)

paddle/scripts/paddle_build.sh

@@ -139,6 +139,7 @@ function cmake_gen() {
         -DWITH_AMD_GPU=${WITH_AMD_GPU:-OFF}
         -DWITH_DISTRIBUTE=${WITH_DISTRIBUTE:-OFF}
         -DWITH_MKL=${WITH_MKL:-ON}
+        -DWITH_NGRAPH=${WITH_NGRAPH:-ON}
         -DWITH_AVX=${WITH_AVX:-OFF}
         -DWITH_GOLANG=${WITH_GOLANG:-OFF}
         -DCUDA_ARCH_NAME=${CUDA_ARCH_NAME:-All}
@@ -171,6 +172,7 @@ EOF
         -DWITH_AMD_GPU=${WITH_AMD_GPU:-OFF} \
         -DWITH_DISTRIBUTE=${WITH_DISTRIBUTE:-OFF} \
         -DWITH_MKL=${WITH_MKL:-ON} \
+        -DWITH_NGRAPH=${WITH_NGRAPH:-ON} \
         -DWITH_AVX=${WITH_AVX:-OFF} \
         -DWITH_GOLANG=${WITH_GOLANG:-OFF} \
         -DCUDA_ARCH_NAME=${CUDA_ARCH_NAME:-All} \
@@ -525,6 +527,7 @@ EOF
         -DWITH_DOC=ON \
         -DWITH_GPU=OFF \
         -DWITH_MKL=OFF \
+        -DWITH_NGRAPH=OFF \
         -DWITH_FLUID_ONLY=ON
 
     local LIB_TYPE=$1

python/setup.py.in

@@ -174,6 +174,18 @@ if '${CMAKE_BUILD_TYPE}' == 'Release':
             raise Exception("patch libmkldnn.so failed, command: %s" % command)
         package_data['paddle.libs']+=['libmkldnn.so.0']
         shutil.copy('${MKLDNN_SHARED_LIB}', libs_path)
+if '${WITH_NGRAPH}' == 'ON':
+    if '${CMAKE_BUILD_TYPE}' == 'Release':
+        # only change rpath in Release mode.
+        command = "patchelf --set-rpath '$ORIGIN/' ${NGRAPH_SHARED_LIB}"
+        if os.system(command) != 0:
+            raise Exception("patch ${NGRAPH_SHARED_LIB_NAME} failed, command: %s" % command)
+    shutil.copy('${NGRAPH_SHARED_LIB}', libs_path)
+    shutil.copy('${NGRAPH_CPU_LIB}', libs_path)
+    shutil.copy('${NGRAPH_TBB_LIB}', libs_path)
+    package_data['paddle.libs']+=['${NGRAPH_SHARED_LIB_NAME}',
+                                  '${NGRAPH_CPU_LIB_NAME}',
+                                  '${NGRAPH_TBB_LIB_NAME}']
 # remove unused paddle/libs/__init__.py
 os.remove(libs_path+'/__init__.py')
 package_dir['paddle.libs']=libs_path