[Hexagon] Add top-level CMakeLists.txt for apps/hexagon_launcher (#11006)

Author: Krzysztof Parzyszek

apps/hexagon_launcher/CMakeLists.txt

@@ -0,0 +1,78 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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_minimum_required(VERSION 3.2)
+project(HexagonLauncher C CXX)
+
+include(ExternalProject)
+
+set(LAUNCHER_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
+
+set(VARS_NEEDED
+  ANDROID_ABI
+  ANDROID_PLATFORM
+  USE_ANDROID_TOOLCHAIN
+  USE_HEXAGON_ARCH
+  USE_HEXAGON_SDK
+  USE_HEXAGON_TOOLCHAIN
+)
+foreach(V IN LISTS VARS_NEEDED)
+  if(NOT ${V})
+    message(SEND_ERROR "Please set ${V}")
+  endif()
+endforeach()
+
+
+ExternalProject_Add(android_launcher_binaries
+  SOURCE_DIR "${LAUNCHER_SOURCE_DIR}/cmake/android"
+  BUILD_COMMAND $(MAKE)
+  CMAKE_ARGS
+  "-DCMAKE_TOOLCHAIN_FILE=${USE_ANDROID_TOOLCHAIN}"
+  "-DANDROID_PLATFORM=${ANDROID_PLATFORM}"
+  "-DANDROID_ABI=${ANDROID_ABI}"
+  "-DUSE_HEXAGON_SDK=${USE_HEXAGON_SDK}"
+  "-DUSE_HEXAGON_ARCH=${USE_HEXAGON_ARCH}"
+  INSTALL_COMMAND ""
+  BUILD_ALWAYS ON
+)
+ExternalProject_Get_Property(android_launcher_binaries BINARY_DIR)
+ExternalProject_Add_Step(android_launcher_binaries copy_binaries
+  COMMAND ${CMAKE_COMMAND} -E copy_if_different
+    ${BINARY_DIR}/launcher_android
+    ${BINARY_DIR}/libtvm_runtime.so
+    ${CMAKE_CURRENT_BINARY_DIR}
+  DEPENDEES install
+)
+
+ExternalProject_Add(hexagon_launcher_binaries
+  SOURCE_DIR "${LAUNCHER_SOURCE_DIR}/cmake/hexagon"
+  BUILD_COMMAND $(MAKE)
+  CMAKE_ARGS
+  "-DCMAKE_C_COMPILER=${USE_HEXAGON_TOOLCHAIN}/bin/hexagon-clang"
+  "-DCMAKE_CXX_COMPILER=${USE_HEXAGON_TOOLCHAIN}/bin/hexagon-clang++"
+  "-DUSE_HEXAGON_ARCH=${USE_HEXAGON_ARCH}"
+  "-DUSE_HEXAGON_SDK=${USE_HEXAGON_SDK}"
+  INSTALL_COMMAND ""
+  BUILD_ALWAYS ON
+)
+ExternalProject_Get_Property(hexagon_launcher_binaries BINARY_DIR)
+ExternalProject_Add_Step(hexagon_launcher_binaries copy_binaries
+  COMMAND ${CMAKE_COMMAND} -E copy_if_different
+    ${BINARY_DIR}/liblauncher_rpc_skel.so
+    ${CMAKE_CURRENT_BINARY_DIR}
+  DEPENDEES install
+)