| # |
| # Copyright (c) 2019, Alliance for Open Media. All rights reserved |
| # |
| # This source code is subject to the terms of the BSD 2 Clause License and the |
| # Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was |
| # not distributed with this source code in the LICENSE file, you can obtain it |
| # at www.aomedia.org/license/software. If the Alliance for Open Media Patent |
| # License 1.0 was not distributed with this source code in the PATENTS file, you |
| # can obtain it at www.aomedia.org/license/patent. |
| # |
| if(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_ANDROID_CLANG_CMAKE_) |
| return() |
| endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_ANDROID_CLANG_CMAKE_ |
| set(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_ANDROID_CLANG_CMAKE_ 1) |
| |
| if(NOT ANDROID_PLATFORM) |
| set(ANDROID_PLATFORM android-21) |
| endif() |
| |
| if(NOT ANDROID_ABI) |
| set(ANDROID_ABI arm64-v8a) |
| endif() |
| |
| set(AS_EXECUTABLE as) |
| |
| # Toolchain files don't have access to cached variables: |
| # https://gitlab.kitware.com/cmake/cmake/issues/16170. Set an intermediate |
| # environment variable when loaded the first time. |
| if(AOM_ANDROID_NDK_PATH) |
| set(ENV{_AOM_ANDROID_NDK_PATH} "${AOM_ANDROID_NDK_PATH}") |
| else() |
| set(AOM_ANDROID_NDK_PATH "$ENV{_AOM_ANDROID_NDK_PATH}") |
| endif() |
| |
| if("${AOM_ANDROID_NDK_PATH}" STREQUAL "") |
| message(FATAL_ERROR "AOM_ANDROID_NDK_PATH not set.") |
| return() |
| endif() |
| |
| include("${AOM_ANDROID_NDK_PATH}/build/cmake/android.toolchain.cmake") |
| |
| # No intrinsics flag required for arm64-android-clang. |
| set(AOM_NEON_INTRIN_FLAG "") |
| |
| # No runtime cpu detect for arm64-android-clang. |
| set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE STRING "") |
| |
| set(CMAKE_SYSTEM_NAME "Android") |