Added docker containers to ci_build that use clang as a CUDA compiler

Change: 154111461

tensorflow/tools/ci_build/Dockerfile.gpu_clang

@@ -0,0 +1,36 @@
+FROM nvidia/cuda:8.0-cudnn5-devel-ubuntu14.04
+
+MAINTAINER Ilya Biryukov <ibiryukov@google.com>
+
+# In the Ubuntu 14.04 images, cudnn is placed in system paths. Move them to
+# /usr/local/cuda
+RUN cp /usr/include/cudnn.h /usr/local/cuda/include
+RUN cp /usr/lib/x86_64-linux-gnu/libcudnn* /usr/local/cuda/lib64
+
+# Copy and run the install scripts.
+COPY install/*.sh /install/
+RUN /install/install_bootstrap_deb_packages.sh
+RUN add-apt-repository -y ppa:openjdk-r/ppa
+
+# LLVM requires cmake version 3.4.3, but ppa:george-edison55/cmake-3.x only
+# provides version 3.2.2.
+# So we skip it in `install_deb_packages.sh`, and later install it from
+# https://cmake.org in `install_cmake_for_clang.sh`.
+RUN /install/install_deb_packages.sh --without_cmake
+RUN /install/install_pip_packages.sh
+RUN /install/install_bazel.sh
+RUN /install/install_golang.sh
+
+# Install cmake and build clang
+RUN /install/install_cmake_for_clang.sh
+RUN /install/build_and_install_clang.sh
+
+# Set up the master bazelrc configuration file.
+COPY install/.bazelrc /etc/bazel.bazelrc
+ENV LD_LIBRARY_PATH /usr/local/cuda/extras/CUPTI/lib64:$LD_LIBRARY_PATH
+
+# Configure the build for our CUDA configuration.
+ENV TF_NEED_CUDA 1
+ENV TF_CUDA_CLANG 1
+ENV CLANG_CUDA_COMPILER_PATH /usr/local/bin/clang
+ENV TF_CUDA_COMPUTE_CAPABILITIES 3.0

tensorflow/tools/ci_build/builds/configured

@@ -47,6 +47,10 @@ export CI_BUILD_PYTHON="${CI_BUILD_PYTHON:-python}"
 export PYTHON_BIN_PATH="${PYTHON_BIN_PATH:-$(which ${CI_BUILD_PYTHON})}"
 if [ "${CONTAINER_TYPE}" == "gpu" ]; then
   export TF_NEED_CUDA=1
+elif [ "${CONTAINER_TYPE}" == "gpu_clang" ]; then
+  export TF_NEED_CUDA=1
+  export TF_CUDA_CLANG=1
+  export CLANG_CUDA_COMPILER_PATH="/usr/local/bin/clang"
 else
   export TF_NEED_CUDA=0
 fi

tensorflow/tools/ci_build/ci_build.sh

@@ -18,7 +18,7 @@
 #                    <COMMAND>
 #
 # CONTAINER_TYPE: Type of the docker container used the run the build:
-#                 e.g., (cpu | gpu | android | tensorboard)
+#                 e.g., (cpu | gpu | gpu_clang | android | tensorboard)
 #
 # DOCKERFILE_PATH: (Optional) Path to the Dockerfile used for docker build.
 #                  If this optional value is not supplied (via the
@@ -84,7 +84,7 @@ if [[ "${CONTAINER_TYPE}" == "cmake" ]]; then
 fi
 
 # Use nvidia-docker if the container is GPU.
-if [[ "${CONTAINER_TYPE}" == "gpu" ]]; then
+if [[ "${CONTAINER_TYPE}" == "gpu" ]] || [[ "${CONTAINER_TYPE}" == "gpu_clang" ]]; then
   DOCKER_BINARY="nvidia-docker"
 else
   DOCKER_BINARY="docker"
@@ -104,7 +104,7 @@ BUILD_TAG="${BUILD_TAG:-tf_ci}"
 
 # Add extra params for cuda devices and libraries for GPU container.
 # And clear them if we are not building for GPU.
-if [ "${CONTAINER_TYPE}" != "gpu" ]; then
+if [[ "${CONTAINER_TYPE}" != "gpu" ]] && [[ "${CONTAINER_TYPE}" != "gpu_clang" ]]; then
   GPU_EXTRA_PARAMS=""
 fi
 

tensorflow/tools/ci_build/ci_parameterized_build.sh

@@ -18,7 +18,7 @@
 #   ci_parameterized_build.sh
 #
 # The script obeys the following required environment variables:
-#   TF_BUILD_CONTAINER_TYPE:   (CPU | GPU | ANDROID | ANDROID_FULL)
+#   TF_BUILD_CONTAINER_TYPE:   (CPU | GPU | GPU_CLANG | ANDROID | ANDROID_FULL)
 #   TF_BUILD_PYTHON_VERSION:   (PYTHON2 | PYTHON3 | PYTHON3.5)
 #   TF_BUILD_IS_PIP:           (NO_PIP | PIP | BOTH)
 #
@@ -224,8 +224,13 @@ fi
 # Process container type
 if [[ ${CTYPE} == "cpu" ]] || [[ ${CTYPE} == "debian.jessie.cpu" ]]; then
   :
-elif [[ ${CTYPE} == "gpu" ]]; then
-  OPT_FLAG="${OPT_FLAG} --config=cuda"
+elif [[ ${CTYPE} == "gpu" ]] || [[ ${CTYPE} == "gpu_clang" ]]; then
+  if [[ ${CTYPE} == "gpu" ]]; then
+    OPT_FLAG="${OPT_FLAG} --config=cuda"
+  else # ${CTYPE} == "gpu_clang"
+    OPT_FLAG="${OPT_FLAG} --config=cuda_clang"
+  fi
+
 
   # Attempt to determine CUDA capability version automatically and use it if
   # CUDA capability version is not specified by the environment variables.
@@ -363,7 +368,7 @@ if [[ ${TF_BUILD_IS_PIP} == "no_pip" ]] ||
     # CPU only command, fully parallel.
     NO_PIP_MAIN_CMD="${MAIN_CMD} ${BAZEL_CMD} ${OPT_FLAG} ${EXTRA_ARGS} -- "\
 "${BAZEL_TARGET}"
-  elif [[ ${CTYPE} == "gpu" ]]; then
+  elif [[ ${CTYPE} == "gpu" ]] || [[ ${CTYPE} == "gpu_clang" ]]; then
     # GPU only command, run as many jobs as the GPU count only.
     NO_PIP_MAIN_CMD="${BAZEL_CMD} ${OPT_FLAG} "\
 "--local_test_jobs=${TF_GPU_COUNT} "\

tensorflow/tools/ci_build/install/build_and_install_clang.sh

@@ -0,0 +1,49 @@
+#!/usr/bin/env bash
+# Copyright 2017 The TensorFlow 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.
+# ==============================================================================
+
+set -ex
+
+LLVM_SVN_REVISION="299268"
+CLANG_TMP_DIR=/tmp/clang-build
+
+mkdir "$CLANG_TMP_DIR"
+
+pushd "$CLANG_TMP_DIR"
+
+# Checkout llvm+clang
+svn co -q -r$LLVM_SVN_REVISION http://llvm.org/svn/llvm-project/llvm/trunk "$CLANG_TMP_DIR/llvm"
+svn co -q -r$LLVM_SVN_REVISION http://llvm.org/svn/llvm-project/cfe/trunk "$CLANG_TMP_DIR/llvm/tools/clang"
+
+# Build 1st stage. Compile clang with system compiler
+mkdir "$CLANG_TMP_DIR/build-1"
+cd "$CLANG_TMP_DIR/build-1"
+cmake -G"Unix Makefiles" -DCMAKE_BUILD_TYPE=Release "$CLANG_TMP_DIR/llvm"
+make -j `nproc` clang clang-headers
+
+# Build 2nd stage. Compile clang with clang built in stage 1
+mkdir "$CLANG_TMP_DIR/build-2"
+cd "$CLANG_TMP_DIR/build-2"
+
+CC="$CLANG_TMP_DIR/build-1/bin/clang" \
+CXX="$CLANG_TMP_DIR/build-1/bin/clang++" \
+cmake -G"Unix Makefiles" -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr/local "$CLANG_TMP_DIR/llvm"
+
+make -j `nproc` install-clang install-clang-headers
+
+popd
+
+# Cleanup
+rm -rf "$CLANG_TMP_DIR"

tensorflow/tools/ci_build/install/install_cmake_for_clang.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+# Copyright 2017 The TensorFlow 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.
+# ==============================================================================
+
+CMAKE_URL="https://cmake.org/files/v3.7/cmake-3.7.2-Linux-x86_64.tar.gz"
+
+wget -O - "${CMAKE_URL}" | tar xzf - -C /usr/local --strip-components=1

tensorflow/tools/ci_build/install/install_deb_packages.sh

@@ -13,11 +13,20 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 # ==============================================================================
+#
+# Usage:
+#     ./install_deb_packages [--without_cmake]
+# Pass --without_cmake to prevent cmake from being installed with apt-get
 
 set -e
 ubuntu_version=$(cat /etc/issue | grep -i ubuntu | awk '{print $2}' | \
   awk -F'.' '{print $1}')
 
+if [[ "$1" != "" ]] && [[ "$1" != "--without_cmake" ]]; then
+  echo "Unknown argument '$1'"
+  exit 1
+fi
+
 # Install dependencies from ubuntu deb repository.
 apt-get update
 
@@ -32,7 +41,6 @@ apt-get install -y --no-install-recommends \
     autoconf \
     automake \
     build-essential \
-    cmake \
     curl \
     ffmpeg \
     git \
@@ -48,12 +56,19 @@ apt-get install -y --no-install-recommends \
     python3-setuptools \
     rsync \
     sudo \
+    subversion \
     swig \
     unzip \
     wget \
     zip \
     zlib1g-dev
 
+if [[ "$1" != "--without_cmake" ]]; then
+  apt-get install -y --no-install-recommends \
+    cmake
+fi
+
+
 # Install ca-certificates, and update the certificate store.
 apt-get install -y ca-certificates-java
 update-ca-certificates -f