add bm_build.shh

lite/tools/build_bm.sh

+#!/bin/bash
+set -ex
+
+# global variables with default value
+XPU_SDK_ROOT="$(pwd)/../BM_SDK"     # BM SDK
+TARGET_NAME="lite_compile_deps"     # default target
+BUILD_EXTRA=ON                      # ON(with sequence ops)/OFF
+WITH_TESTING=ON                     # ON/OFF
+
+function print_usage {
+    echo -e "\nUSAGE:"
+    echo
+    echo "----------------------------------------"
+    echo -e "--bm_sdk_root=<bm sdk directory>"
+    echo -e "--target_name=<target name>"
+    echo "----------------------------------------"
+    echo
+}
+
+# readonly variables with default value
+readonly CMAKE_COMMON_OPTIONS="-DWITH_LITE=ON \
+                               -DLITE_WITH_LIGHT_WEIGHT_FRAMEWORK=OFF \
+                               -DWITH_PYTHON=OFF \
+                               -DLITE_WITH_ARM=OFF"
+
+readonly NUM_CORES_FOR_COMPILE=${LITE_BUILD_THREADS:-1}
+
+readonly THIRDPARTY_TAR=https://paddle-inference-dist.bj.bcebos.com/PaddleLite/third-party-05b862.tar.gz
+readonly workspace=$(pwd)
+
+function prepare_thirdparty {
+    if [ ! -d $workspace/third-party -o -f $workspace/third-party-05b862.tar.gz ]; then
+        rm -rf $workspace/third-party
+
+        if [ ! -f $workspace/third-party-05b862.tar.gz ]; then
+            wget $THIRDPARTY_TAR
+        fi
+        tar xzf third-party-05b862.tar.gz
+    else
+        git submodule update --init --recursive
+    fi
+}
+
+# for code gen, a source file is generated after a test, but is dependended by some targets in cmake.
+# here we fake an empty file to make cmake works.
+function prepare_workspace {
+    # in build directory
+    # 1. Prepare gen_code file
+    GEN_CODE_PATH_PREFIX=lite/gen_code
+    mkdir -p ./${GEN_CODE_PATH_PREFIX}
+    touch ./${GEN_CODE_PATH_PREFIX}/__generated_code__.cc
+
+    # 2.Prepare debug tool
+    DEBUG_TOOL_PATH_PREFIX=lite/tools/debug
+    mkdir -p ./${DEBUG_TOOL_PATH_PREFIX}
+    cp ../${DEBUG_TOOL_PATH_PREFIX}/analysis_tool.py ./${DEBUG_TOOL_PATH_PREFIX}/
+
+    # clone submodule
+    # git submodule update --init --recursive
+    prepare_thirdparty
+}
+
+function build_bm {
+    build_dir=${workspace}/build.lite.bm
+    mkdir -p $build_dir
+    cd $build_dir
+
+    prepare_workspace
+    cmake .. \
+        ${CMAKE_COMMON_OPTIONS} \
+        -DWITH_GPU=OFF \
+        -DWITH_MKLDNN=OFF \
+        -DLITE_WITH_X86=OFF \
+        -DWITH_MKL=OFF \
+        -DLITE_BUILD_EXTRA=OFF \
+        -DLITE_WITH_XPU=OFF \
+        -DWITH_TESTING=${WITH_TESTING} \
+        -DXPU_SDK_ROOT=${XPU_SDK_ROOT}
+
+    make $TARGET_NAME -j$NUM_CORES_FOR_COMPILE
+
+    cd -
+    echo "Done"
+}
+
+function main {
+    # Parse command line.
+    for i in "$@"; do
+        case $i in
+            --target_name=*)
+                TARGET_NAME="${i#*=}"
+                shift
+                ;;
+            --build_extra=*)
+                BUILD_EXTRA="${i#*=}"
+                shift
+                ;;
+            --xpu_sdk_root=*)
+                BM_SDK_ROOT="${i#*=}"
+                shift
+                ;;
+            build)
+                build_bm
+                shift
+                ;;
+            *)
+                # unknown option
+                print_usage
+                exit 1
+                ;;
+        esac
+    done
+}
+
+main $@