1 #-------------------------------------------------------------------------
2 # drawElements CMake utilities
3 # ----------------------------
5 # Copyright 2016 The Android Open Source Project
7 # Licensed under the Apache License, Version 2.0 (the "License");
8 # you may not use this file except in compliance with the License.
9 # You may obtain a copy of the License at
11 # http://www.apache.org/licenses/LICENSE-2.0
13 # Unless required by applicable law or agreed to in writing, software
14 # distributed under the License is distributed on an "AS IS" BASIS,
15 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 # See the License for the specific language governing permissions and
17 # limitations under the License.
19 #-------------------------------------------------------------------------
22 set(CMAKE_SYSTEM_NAME Linux)
24 set_property(GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS TRUE)
26 set(CMAKE_CROSSCOMPILING 1)
28 # NDK installation path
29 if (NOT DEFINED ANDROID_NDK_PATH)
30 message(FATAL_ERROR "Please provide ANDROID_NDK_PATH")
33 # Host os (for toolchain binaries)
34 if (NOT DEFINED ANDROID_NDK_HOST_OS)
35 message(STATUS "Warning: ANDROID_NDK_HOST_OS is not set")
37 set(ANDROID_NDK_HOST_OS "windows")
39 set(ANDROID_NDK_HOST_OS "linux-86")
44 set(ANDROID_ABI "armeabi-v7a" CACHE STRING "Android ABI")
45 set(ANDROID_NDK_TARGET "android-${DE_ANDROID_API}")
48 set(DE_OS "DE_OS_ANDROID")
50 if (NOT DEFINED DE_COMPILER)
51 set(DE_COMPILER "DE_COMPILER_CLANG")
54 if (NOT DEFINED DE_ANDROID_API)
58 set(COMMON_C_FLAGS "-D__STDC_INT64__")
59 set(COMMON_CXX_FLAGS "${COMMON_C_FLAGS} -frtti -fexceptions")
60 set(COMMON_LINKER_FLAGS "")
61 set(ARM_C_FLAGS "-D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__ ")
64 if (ANDROID_ABI STREQUAL "x86")
65 set(DE_CPU "DE_CPU_X86")
66 set(CMAKE_SYSTEM_PROCESSOR i686-android-linux)
68 set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/x86-4.9/prebuilt/${ANDROID_NDK_HOST_OS}/")
69 set(CROSS_COMPILE "${ANDROID_CC_PATH}bin/i686-linux-android-")
70 set(ANDROID_SYSROOT "${ANDROID_NDK_PATH}/platforms/${ANDROID_NDK_TARGET}/arch-x86")
72 set(CMAKE_FIND_ROOT_PATH
73 "${ANDROID_CC_PATH}i686-linux-android"
74 "${ANDROID_CC_PATH}lib/gcc/i686-linux-android/4.9"
77 set(TARGET_C_FLAGS "-march=i686 -msse3 -mstackrealign -mfpmath=sse")
78 set(TARGET_LINKER_FLAGS "")
79 set(LLVM_TRIPLE "i686-none-linux-android")
81 elseif (ANDROID_ABI STREQUAL "armeabi" OR
82 ANDROID_ABI STREQUAL "armeabi-v7a")
83 set(DE_CPU "DE_CPU_ARM")
84 set(CMAKE_SYSTEM_PROCESSOR arm-linux-androideabi)
86 set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/arm-linux-androideabi-4.9/prebuilt/${ANDROID_NDK_HOST_OS}/")
87 set(CROSS_COMPILE "${ANDROID_CC_PATH}bin/arm-linux-androideabi-")
88 set(ANDROID_SYSROOT "${ANDROID_NDK_PATH}/platforms/${ANDROID_NDK_TARGET}/arch-arm")
90 if (ANDROID_ABI STREQUAL "armeabi-v7a")
91 set(TARGET_C_FLAGS "${ARM_C_FLAGS} -march=armv7-a -mfpu=vfpv3-d16 -mfloat-abi=softfp")
92 set(TARGET_LINKER_FLAGS "-Wl,--fix-cortex-a8 -march=armv7-a")
93 set(LLVM_TRIPLE "armv7-none-linux-androideabi")
96 set(TARGET_C_FLAGS "${ARM_C_FLAGS} -march=armv5te -mfloat-abi=softfp")
97 set(TARGET_LINKER_FLAGS "-Wl,--fix-cortex-a8 -march=armv5te")
98 set(LLVM_TRIPLE "armv5te-none-linux-androideabi")
101 set(CMAKE_FIND_ROOT_PATH
102 "${ANDROID_CC_PATH}arm-linux-androideabi"
105 elseif (ANDROID_ABI STREQUAL "arm64-v8a")
106 set(DE_CPU "DE_CPU_ARM_64")
107 set(CMAKE_SYSTEM_PROCESSOR aarch64-linux-android)
108 set(CMAKE_SIZEOF_VOID_P 8)
110 set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/aarch64-linux-android-4.9/prebuilt/${ANDROID_NDK_HOST_OS}/")
111 set(CROSS_COMPILE "${ANDROID_CC_PATH}bin/aarch64-linux-android-")
112 set(ANDROID_SYSROOT "${ANDROID_NDK_PATH}/platforms/${ANDROID_NDK_TARGET}/arch-arm64")
114 set(CMAKE_FIND_ROOT_PATH
115 "${ANDROID_CC_PATH}arm-linux-androideabi"
118 set(TARGET_C_FLAGS "-march=armv8-a")
119 set(TARGET_LINKER_FLAGS "-Wl,--fix-cortex-a53-835769 -Wl,--fix-cortex-a53-835769 -march=armv8-a")
120 set(LLVM_TRIPLE "aarch64-none-linux-android")
122 if (DE_COMPILER STREQUAL "DE_COMPILER_GCC")
123 set(TARGET_C_FLAGS "${TARGET_C_FLAGS} -mabi=lp64")
126 elseif (ANDROID_ABI STREQUAL "x86_64")
127 set(DE_CPU "DE_CPU_X86_64")
128 set(CMAKE_SYSTEM_PROCESSOR x86_64-linux-android)
129 set(CMAKE_SIZEOF_VOID_P 8)
131 set(CMAKE_LIBRARY_PATH "/usr/lib64")
133 set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/x86_64-4.9/prebuilt/${ANDROID_NDK_HOST_OS}/")
134 set(CROSS_COMPILE "${ANDROID_CC_PATH}bin/x86_64-linux-android-")
135 set(ANDROID_SYSROOT "${ANDROID_NDK_PATH}/platforms/${ANDROID_NDK_TARGET}/arch-x86_64")
137 set(CMAKE_FIND_ROOT_PATH
138 "${ANDROID_CC_PATH}x86_64-linux-android"
141 set(LLVM_TRIPLE "x86_64-none-linux-android")
144 message(FATAL_ERROR "Unknown ABI \"${ANDROID_ABI}\"")
148 if (ANDROID_ABI STREQUAL "x86")
149 # Use gnu-libstc++, since libc++ is currently broken on x86, bug #22124988
150 set(ANDROID_CXX_LIBRARY "${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/4.9/libs/${ANDROID_ABI}/libgnustl_static.a")
151 set(CXX_INCLUDES "-I${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/4.9/include -I${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/4.9/libs/${ANDROID_ABI}/include")
152 set(CMAKE_FIND_ROOT_PATH "${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/4.9/libs/${ANDROID_ABI}" ${CMAKE_FIND_ROOT_PATH})
154 # Use LLVM libc++ for full C++11 support
155 set(ANDROID_CXX_LIBRARY "${ANDROID_NDK_PATH}/sources/cxx-stl/llvm-libc++/libs/${ANDROID_ABI}/libc++_static.a")
156 set(CXX_INCLUDES "-I${ANDROID_NDK_PATH}/sources/cxx-stl/llvm-libc++/libcxx/include")
157 set(CMAKE_FIND_ROOT_PATH "" ${CMAKE_FIND_ROOT_PATH})
160 set(CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH} ${ANDROID_SYSROOT})
162 include(CMakeForceCompiler)
164 if (DE_COMPILER STREQUAL "DE_COMPILER_GCC")
165 if (ANDROID_NDK_HOST_OS STREQUAL "linux-x86" OR
166 ANDROID_NDK_HOST_OS STREQUAL "linux-x86_64" OR
167 ANDROID_NDK_HOST_OS STREQUAL "darwin-x86")
168 cmake_force_c_compiler("${CROSS_COMPILE}gcc" GNU)
169 cmake_force_cxx_compiler("${CROSS_COMPILE}g++" GNU)
170 elseif (ANDROID_NDK_HOST_OS STREQUAL "windows")
171 cmake_force_c_compiler("${CROSS_COMPILE}gcc.exe" GNU)
172 cmake_force_cxx_compiler("${CROSS_COMPILE}g++.exe" GNU)
174 message(FATAL_ERROR "Unknown ANDROID_NDK_HOST_OS")
177 set(TARGET_C_FLAGS "-mandroid ${TARGET_C_FLAGS}")
179 elseif (DE_COMPILER STREQUAL "DE_COMPILER_CLANG")
180 if (NOT DEFINED LLVM_VERSION)
181 if (ANDROID_NDK_HOST_OS STREQUAL "windows" OR
182 ANDROID_NDK_HOST_OS STREQUAL "windows-x86_64")
183 # Windows NDK prebuilts don't include llvm-ar tool in version 3.6
184 set(LLVM_VERSION "3.5")
186 set(LLVM_VERSION "3.6")
190 set(LLVM_PATH "${ANDROID_NDK_PATH}/toolchains/llvm-${LLVM_VERSION}/prebuilt/${ANDROID_NDK_HOST_OS}/")
192 if (ANDROID_NDK_HOST_OS STREQUAL "linux-x86" OR
193 ANDROID_NDK_HOST_OS STREQUAL "linux-x86_64" OR
194 ANDROID_NDK_HOST_OS STREQUAL "darwin-x86" OR
195 ANDROID_NDK_HOST_OS STREQUAL "darwin-x86_64")
196 cmake_force_c_compiler("${LLVM_PATH}bin/clang" Clang)
197 cmake_force_cxx_compiler("${LLVM_PATH}bin/clang++" Clang)
198 set(CMAKE_AR "${LLVM_PATH}/bin/llvm-ar" CACHE FILEPATH "Archiver")
199 set(CMAKE_RANLIB "${CROSS_COMPILE}ranlib" CACHE FILEPATH "Indexer")
200 elseif (ANDROID_NDK_HOST_OS STREQUAL "windows" OR
201 ANDROID_NDK_HOST_OS STREQUAL "windows-x86_64")
202 cmake_force_c_compiler("${LLVM_PATH}bin/clang.exe" Clang)
203 cmake_force_cxx_compiler("${LLVM_PATH}bin/clang++.exe" Clang)
204 set(CMAKE_AR "${LLVM_PATH}bin/llvm-ar.exe" CACHE FILEPATH "Archiver")
206 message(FATAL_ERROR "Unknown ANDROID_NDK_HOST_OS")
209 set(TARGET_C_FLAGS "-target ${LLVM_TRIPLE} -gcc-toolchain ${ANDROID_CC_PATH} ${TARGET_C_FLAGS}")
210 set(TARGET_LINKER_FLAGS "-target ${LLVM_TRIPLE} -gcc-toolchain ${ANDROID_CC_PATH} ${TARGET_LINKER_FLAGS}")
214 set(CMAKE_SHARED_LIBRARY_C_FLAGS "")
215 set(CMAKE_SHARED_LIBRARY_CXX_FLAGS "")
217 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
218 set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
219 set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
221 # \note Without CACHE STRING FORCE cmake ignores these.
222 set(CMAKE_C_FLAGS "--sysroot=${ANDROID_SYSROOT} ${COMMON_C_FLAGS} ${TARGET_C_FLAGS}" CACHE STRING "" FORCE)
223 set(CMAKE_CXX_FLAGS "--sysroot=${ANDROID_SYSROOT} ${COMMON_CXX_FLAGS} ${TARGET_C_FLAGS} ${CXX_INCLUDES} -I${ANDROID_NDK_PATH}/sources/android/support/include" CACHE STRING "" FORCE)
224 set(CMAKE_SHARED_LINKER_FLAGS "-nodefaultlibs -Wl,-shared,-Bsymbolic -Wl,--no-undefined ${COMMON_LINKER_FLAGS} ${TARGET_LINKER_FLAGS}" CACHE STRING "" FORCE)
225 set(CMAKE_EXE_LINKER_FLAGS "-nodefaultlibs ${COMMON_LINKER_FLAGS} ${TARGET_LINKER_FLAGS}" CACHE STRING "" FORCE)