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d7d2a4f7
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体验新版 GitCode,发现更多精彩内容 >>
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d7d2a4f7
编写于
4月 28, 2017
作者:
L
Liu Yiqun
浏览文件
操作
浏览文件
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电子邮件补丁
差异文件
Add cross-compiling toolchain for Android.
上级
e0a46684
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
194 addition
and
9 deletion
+194
-9
CMakeLists.txt
CMakeLists.txt
+2
-6
cmake/cross_compiling/android.cmake
cmake/cross_compiling/android.cmake
+171
-0
cmake/system.cmake
cmake/system.cmake
+21
-3
未找到文件。
CMakeLists.txt
浏览文件 @
d7d2a4f7
...
...
@@ -12,17 +12,13 @@
# See the License for the specific language governing permissions and
# limitations under the License
cmake_minimum_required
(
VERSION 3.0
)
set
(
CMAKE_MODULE_PATH
${
CMAKE_MODULE_PATH
}
"
${
CMAKE_SOURCE_DIR
}
/cmake"
)
set
(
PROJ_ROOT
${
CMAKE_SOURCE_DIR
}
)
include
(
system
)
if
(
ANDROID
)
cmake_minimum_required
(
VERSION 3.7
)
else
()
cmake_minimum_required
(
VERSION 3.0
)
endif
()
project
(
paddle CXX C
)
find_package
(
Sphinx
)
...
...
cmake/cross_compiling/android.cmake
0 → 100644
浏览文件 @
d7d2a4f7
# Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
#
# 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.
# This is a toolchain file for cross-compiling for Android, and the
# configuration refers to the open-source resposity:
# https://github.com/taka-no-me/android-cmake
# Most of the variables are compatible with that used in
# https://developer.android.com/ndk/guides/cmake.html
# The supported are listed belows:
#
# ANDROID_STANDALONE_TOOLCHAIN
# ANDROID_ABI
# ANDROID_NATIVE_API_LEVEL
# ANDROID_PLATFORM
# ANDROID_ARM_MODE
# ANDROID_ARM_NEON
#
# For CMake >= 3.7.0, all the settings will be delivered to CMake system
# variables to let CMake do the cross-compiling configurations itself.
# More detail of cross-compiling settings
# https://cmake.org/cmake/help/v3.7/manual/cmake-toolchains.7.html
IF
(
NOT ANDROID
)
return
()
ENDIF
()
# check the exist of android standalone toolchain
IF
(
NOT DEFINED ANDROID_STANDALONE_TOOLCHAIN
)
SET
(
ANDROID_STANDALONE_TOOLCHAIN $ENV{ANDROID_STANDALONE_TOOLCHAIN}
CACHE PATH
"Folder holds the standalone toolchain of Android NDK"
)
ENDIF
()
IF
(
NOT ANDROID_STANDALONE_TOOLCHAIN
)
MESSAGE
(
FATAL_ERROR
"Set ANDROID_STANDALONE_TOOLCHAIN to use a standalone toolchain.
\n
"
"To cross-compile for Android, you need to:
\n
"
"1. Download an Android NDK from"
" https://developer.android.com/ndk/downloads/index.html
\n
"
"2. Setup a standalone toolchain"
" https://developer.android.google.cn/ndk/guides/standalone_toolchain.html?hl=zh-cn"
)
ENDIF
()
IF
(
DEFINED ANDROID_NATIVE_API_LEVEL
)
IF
(
ANDROID_NATIVE_API_LEVEL MATCHES
"^android-[0-9]+$"
)
STRING
(
REPLACE
"android-"
""
CMAKE_SYSTEM_VERSION
"
${
CMAKE_MATCH_0
}
"
)
ELSEIF
(
ANDROID_NATIVE_API_LEVEL MATCHES
"^[0-9]+$"
)
SET
(
CMAKE_SYSTEM_VERSION
${
ANDROID_NATIVE_API_LEVEL
}
)
ENDIF
()
SET
(
ANDROID_PLATFORM android-
${
CMAKE_SYSTEM_VERSION
}
)
ENDIF
()
IF
(
NOT DEFINED ANDROID_ABI
)
SET
(
ANDROID_ABI
"armeabi-v7a"
)
ENDIF
()
IF
(
NOT DEFINED ANDROID_ARM_MODE
)
SET
(
ANDROID_ARM_MODE ON
)
ENDIF
()
IF
(
NOT DEFINED ANDROID_ARM_NEON
)
SET
(
ANDROID_ARM_NEON ON
)
ENDIF
()
IF
(
NOT ANDROID_ARM_MODE OR ANDROID_ARM_MODE STREQUAL
"thumb"
)
SET
(
ANDROID_ARM_MODE OFF
)
SET
(
ANDROID_ARM_MODE_NAME
"thumb"
)
ELSEIF
(
ANDROID_ARM_MODE OR ANDROID_ARM_MODE STREQUAL
"arm"
)
SET
(
ANDROID_ARM_MODE ON
)
SET
(
ANDROID_ARM_MODE_NAME
"arm"
)
ENDIF
()
IF
(
${
CMAKE_VERSION
}
VERSION_LESS
"3.7.0"
)
IF
(
${
CMAKE_VERSION
}
VERSION_LESS
"3.1.0"
)
SET
(
CMAKE_SYSTEM_NAME
"Linux"
)
ENDIF
()
MESSAGE
(
WARNING
"It is recommended to use CMake >= 3.7.0 (current version: "
"
${
CMAKE_VERSION
}
), when cross-compiling for Android."
)
SET
(
CMAKE_SYSROOT
"
${
ANDROID_STANDALONE_TOOLCHAIN
}
/sysroot"
)
IF
(
NOT CMAKE_SYSTEM_VERSION
)
SET
(
ANDROID_STANDALONE_TOOLCHAIN_API
""
)
SET
(
ANDROID_API_LEVEL_H_REGEX
"^[
\t
]*#[
\t
]*define[
\t
]+__ANDROID_API__[
\t
]+([0-9]+)"
)
FILE
(
STRINGS
"
${
ANDROID_STANDALONE_TOOLCHAIN
}
/sysroot/usr/include/android/api-level.h"
ANDROID_API_LEVEL_H_CONTENT REGEX
"
${
ANDROID_API_LEVEL_H_REGEX
}
"
)
IF
(
ANDROID_API_LEVEL_H_CONTENT MATCHES
"
${
ANDROID_API_LEVEL_H_REGEX
}
"
)
SET
(
ANDROID_STANDALONE_TOOLCHAIN_API
"
${
CMAKE_MATCH_1
}
"
)
ENDIF
()
SET
(
CMAKE_SYSTEM_VERSION
${
ANDROID_STANDALONE_TOOLCHAIN_API
}
)
ENDIF
()
# Toolchain
SET
(
ANDROID_TOOLCHAIN
"gcc"
)
SET
(
ANDROID_TOOLCHAIN_ROOT
${
ANDROID_STANDALONE_TOOLCHAIN
}
)
IF
(
ANDROID_ABI MATCHES
"^armeabi(-v7a)?$"
)
SET
(
ANDROID_TOOLCHAIN_NAME arm-linux-androideabi
)
IF
(
ANDROID_ABI STREQUAL
"armeabi"
)
SET
(
CMAKE_SYSTEM_PROCESSOR armv5te
)
ELSEIF
(
ANDROID_ABI STREQUAL
"armeabi-v7a"
)
SET
(
CMAKE_SYSTEM_PROCESSOR armv7-a
)
ENDIF
()
ENDIF
()
SET
(
ANDROID_TOOLCHAIN_PREFIX
"
${
ANDROID_TOOLCHAIN_ROOT
}
/bin/
${
ANDROID_TOOLCHAIN_NAME
}
-"
)
SET
(
CMAKE_C_COMPILER
"
${
ANDROID_TOOLCHAIN_PREFIX
}
gcc"
)
SET
(
CMAKE_CXX_COMPILER
"
${
ANDROID_TOOLCHAIN_PREFIX
}
g++"
)
# Toolchain and ABI specific flags.
SET
(
ANDROID_COMPILER_FLAGS
"-ffunction-sections -fdata-sections -finline-limit=64"
)
SET
(
ANDROID_LINKER_FLAGS
"-Wl,--gc-sections"
)
IF
(
ANDROID_ABI STREQUAL
"armeabi"
)
LIST
(
APPEND ANDROID_COMPILER_FLAGS
-march=armv5te
-mtune=xscale
-msoft-float
)
ENDIF
()
IF
(
ANDROID_ABI STREQUAL
"armeabi-v7a"
)
LIST
(
APPEND ANDROID_COMPILER_FLAGS
-march=armv7-a
-mfloat-abi=softfp
)
IF
(
ANDROID_ARM_NEON
)
LIST
(
APPEND ANDROID_COMPILER_FLAGS -mfpu=neon
)
ELSE
()
LIST
(
APPEND ANDROID_COMPILER_FLAGS -mfpu=vfpv3-d16
)
ENDIF
()
LIST
(
APPEND ANDROID_LINKER_FLAGS -Wl,--fix-cortex-a8
)
ENDIF
()
IF
(
ANDROID_ABI MATCHES
"^armeabi(-v7a)?$"
)
IF
(
ANDROID_ARM_MODE
)
LIST
(
APPEND ANDROID_COMPILER_FLAGS -marm
)
ELSE
()
LIST
(
APPEND ANDROID_COMPILER_FLAGS -mthumb
)
ENDIF
()
ENDIF
()
STRING
(
REPLACE
";"
" "
ANDROID_COMPILER_FLAGS
"
${
ANDROID_COMPILER_FLAGS
}
"
)
STRING
(
REPLACE
";"
" "
ANDROID_LINKER_FLAGS
"
${
ANDROID_LINKER_FLAGS
}
"
)
SET
(
CMAKE_C_FLAGS
"
${
ANDROID_COMPILER_FLAGS
}
${
CMAKE_C_FLAGS
}
"
CACHE STRING
"c flags"
)
SET
(
CMAKE_CXX_FLAGS
"
${
ANDROID_COMPILER_FLAGS
}
${
CMAKE_CXX_FLAGS
}
"
CACHE STRING
"c++ flags"
)
SET
(
CMAKE_SHARED_LINKER_FLAGS
"
${
ANDROID_LINKER_FLAGS
}
${
CMAKE_SHARED_LINKER_FLAGS
}
"
CACHE STRING
"shared linker flags"
)
SET
(
CMAKE_POSITION_INDEPENDENT_CODE TRUE
)
SET
(
CMAKE_EXE_LINKER_FLAGS
"-pie -fPIE
${
ANDROID_LINKER_FLAGS
}
${
CMAKE_EXE_LINKER_FLAGS
}
"
CACHE STRING
"executable linker flags"
)
MESSAGE
(
STATUS
"Android: Targeting API '
${
CMAKE_SYSTEM_VERSION
}
' "
"with architecture '
${
ANDROID_ARM_MODE_NAME
}
', "
"ABI '
${
ANDROID_ABI
}
', and processor '
${
CMAKE_SYSTEM_PROCESSOR
}
'"
)
MESSAGE
(
STATUS
"System CMAKE_C_FLAGS: "
${
CMAKE_C_FLAGS
}
)
MESSAGE
(
STATUS
"System CMAKE_CXX_FLAGS: "
${
CMAKE_CXX_FLAGS
}
)
ELSE
()
SET
(
CMAKE_ANDROID_STANDALONE_TOOLCHAIN
${
ANDROID_STANDALONE_TOOLCHAIN
}
)
SET
(
CMAKE_ANDROID_ARCH_ABI
${
ANDROID_ABI
}
)
SET
(
CMAKE_ANDROID_ARM_MODE
${
ANDROID_ARM_MODE
}
)
SET
(
CMAKE_ANDROID_ARM_NEON
${
ANDROID_ARM_NEON
}
)
ENDIF
()
cmake/system.cmake
浏览文件 @
d7d2a4f7
...
...
@@ -13,9 +13,9 @@
# limitations under the License.
# Detects the OS and sets appropriate variables.
# CMAKE_SYSTEM_NAME only give us a coarse-grained name
,
# bu
t the name like centos is necessary in some scenes
# to distinguish system for customization.
# CMAKE_SYSTEM_NAME only give us a coarse-grained name
of the OS CMake is
# bu
ilding for, but the host processor name like centos is necessary
#
in some scenes
to distinguish system for customization.
#
# for instance, protobuf libs path is <install_dir>/lib64
# on CentOS, but <install_dir>/lib on other systems.
...
...
@@ -72,12 +72,30 @@ MARK_AS_ADVANCED(HOST_SYSTEM CPU_CORES)
MESSAGE
(
STATUS
"Found Paddle host system:
${
HOST_SYSTEM
}
"
)
MESSAGE
(
STATUS
"Found Paddle host system's CPU:
${
CPU_CORES
}
cores"
)
# configuration for cross-compiling
IF
(
DEFINED CMAKE_SYSTEM_NAME
)
IF
(
${
CMAKE_SYSTEM_NAME
}
STREQUAL
"Android"
)
SET
(
ANDROID TRUE
)
INCLUDE
(
cross_compiling/android
)
ENDIF
()
ENDIF
()
# suffix on different os
IF
(
WIN32
)
SET
(
SHARED_LIBRARY_SUFFIX
".dll"
)
SET
(
STATIC_LIBRARY_SUFFIX
".lib"
)
SET
(
EXECUTABLE_SUFFIX
".exe"
)
ELSE
(
WIN32
)
IF
(
APPLE
)
SET
(
SHARED_LIBRARY_SUFFIX
".dylib"
)
ELSE
(
APPLE
)
SET
(
SHARED_LIBRARY_SUFFIX
".so"
)
ENDIF
(
APPLE
)
SET
(
STATIC_LIBRARY_SUFFIX
".a"
)
SET
(
EXECUTABLE_SUFFIX
""
)
ENDIF
(
WIN32
)
# external dependencies log output
SET
(
EXTERNAL_PROJECT_LOG_ARGS
LOG_DOWNLOAD 0
# Wrap download in script to log output
...
...
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