cmake_minimum_required(VERSION 3.0.0)

option(USE_OPENMP    "build with openmp support" ON)
option(USE_EXCEPTION "build with exception" ON)
option(WITH_LOGGING  "print logging for debug" OFF)
option(WITH_SYMBOL   "build with all symbols" ON) # turn off if use jni or ios io
option(WITH_PROFILE  "print op profile for debug" OFF)
option(WITH_TEST     "build with unit tests" ON)

# select the platform to build
option(CPU        "build with arm CPU support" ON)
option(GPU_CL     "build with OpenCL support" OFF)
option(FPGA       "build with FPGA support" OFF)
if(FPGA)
  option(FPGAV1     "build with fpga v1 support" ON)
  option(FPGAV2     "build with fpga v2 support" OFF)
endif()

project(paddle-mobile)

file(GLOB_RECURSE PADDLE_MOBILE_CC src/*.cc src/*.cpp src/*.c src/*.mm)
file(GLOB_RECURSE PADDLE_MOBILE_H src/*.h)
include_directories(src/)

set(CMAKE_CXX_FLAGS "-O3 -s -DNDEBUG ${CMAKE_CXX_FLAGS} -Wno-attributes")
if(IS_IOS)
    set(CMAKE_CXX_FLAGS "-mfpu=neon -marm -fobjc-abi-version=2 -fobjc-arc \
        -std=gnu++11 -stdlib=libc++ -isysroot ${CMAKE_OSX_SYSROOT} ${CMAKE_CXX_FLAGS}")
    add_compile_options(-fembed-bitcode)
else()
    set(CMAKE_CXX_FLAGS "-std=c++11 ${CMAKE_CXX_FLAGS}")
endif()

if(USE_OPENMP)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp")
    add_definitions(-DPADDLE_MOBILE_USE_OPENMP)
endif()

if(WITH_LOGGING)
    message(STATUS "debugging mode")
    add_definitions(-DPADDLE_MOBILE_DEBUG)
else()
endif()

if(NOT WITH_SYMBOL)
    add_definitions(-fvisibility=hidden -fvisibility-inlines-hidden)
endif()

if(USE_EXCEPTION)
    message(STATUS "use exception")
    add_definitions(-DENABLE_EXCEPTION -fexceptions)
else()
    add_definitions(-fno-exceptions)
endif()

if(WITH_PROFILE)
    add_definitions(-DPADDLE_MOBILE_PROFILE)
endif()

# platform control
if(ARM_LINUX)
    include("${CMAKE_CURRENT_LIST_DIR}/tools/arm-platform.cmake")
endif()

if(CPU)
    add_definitions(-DPADDLE_MOBILE_CPU)
else()
    file(GLOB_RECURSE _tmp_list src/operators/kernel/arm/*.cpp src/operators/kernel/arm/*.cc)
    foreach(f ${_tmp_list})
        list(REMOVE_ITEM PADDLE_MOBILE_CC ${f})
    endforeach()

    file(GLOB_RECURSE _tmp_list_h src/operators/kernel/arm/*.h)
    foreach(f ${_tmp_list_h})
        list(REMOVE_ITEM PADDLE_MOBILE_H ${f})
    endforeach()
endif()

if (GPU_CL)
    add_definitions(-DPADDLE_MOBILE_CL)

    # opencl version
    add_definitions(-DCL_TARGET_OPENCL_VERSION=220)

    link_libraries(${CMAKE_CURRENT_LIST_DIR}/third_party/opencl/libOpenCL.so)
    include_directories(third_party/opencl/OpenCL-Headers)
else()
    file(GLOB_RECURSE _tmp_list src/framework/cl/*.cpp src/operators/kernel/cl/*.cpp)
    foreach(f ${_tmp_list})
        list(REMOVE_ITEM PADDLE_MOBILE_CC ${f})
    endforeach()

    file(GLOB_RECURSE _tmp_list_h src/framework/cl/*.h)
    foreach(f ${_tmp_list_h})
        list(REMOVE_ITEM PADDLE_MOBILE_H ${f})
    endforeach()
endif()

if(FPGA)
    add_definitions(-DPADDLE_MOBILE_FPGA)
    file(GLOB_RECURSE _tmp_list src/operators/math/*.cpp src/operators/kernel/fpga/*.cc)
    foreach(f ${_tmp_list})
        list(REMOVE_ITEM PADDLE_MOBILE_CC ${f})
    endforeach()
    file(GLOB_RECURSE _tmp_list_h src/operators/math/*.h)
    foreach(f ${_tmp_list_h})
        list(REMOVE_ITEM PADDLE_MOBILE_H ${f})
    endforeach()
    list(APPEND PADDLE_MOBILE_CC src/operators/math/softmax.cpp)
    list(APPEND PADDLE_MOBILE_h src/operators/math/softmax.h)
    list(APPEND PADDLE_MOBILE_h src/operators/math/math_func_neon.h)
    if(FPGAV1)
        message("FPGA_V1 enabled")
        add_definitions(-DPADDLE_MOBILE_FPGA_V1)
        file(GLOB_RECURSE _tmp_list src/operators/kernel/fpga/V2/*.cpp src/fpga/V2/*.cpp)
        foreach(f ${_tmp_list})
            list(REMOVE_ITEM PADDLE_MOBILE_CC ${f})
        endforeach()
        file(GLOB_RECURSE _tmp_list src/operators/kernel/fpga/V2/*.h src/fpga/V2/*.h)
        foreach(f ${_tmp_list})
            list(REMOVE_ITEM PADDLE_MOBILE_H ${f})
        endforeach()
    endif()
    if(FPGAV2)
        message("FPGA_V2 enabled")
        add_definitions(-DPADDLE_MOBILE_FPGA_V2)
        file(GLOB_RECURSE _tmp_list src/operators/kernel/fpga/V1/*.cpp src/fpga/V1/*.cpp)
        foreach(f ${_tmp_list})
            list(REMOVE_ITEM PADDLE_MOBILE_CC ${f})
        endforeach()
        file(GLOB_RECURSE _tmp_list src/operators/kernel/fpga/V1/*.h src/fpga/V1/*.h)
        foreach(f ${_tmp_list})
            list(REMOVE_ITEM PADDLE_MOBILE_H ${f})
        endforeach()
    endif()

else()
    file(GLOB_RECURSE _tmp_list src/operators/kernel/fpga/*.cpp src/operators/kernel/fpga/*.cc)
    foreach(f ${_tmp_list})
        list(REMOVE_ITEM PADDLE_MOBILE_CC ${f})
    endforeach()

    file(GLOB_RECURSE _tmp_list_h src/operators/kernel/fpga/*.h)
    foreach(f ${_tmp_list_h})
        list(REMOVE_ITEM PADDLE_MOBILE_H ${f})
    endforeach()


    file(GLOB_RECURSE _tmp_list src/fpga/*.cpp src/fpga/*.cc)
    foreach(f ${_tmp_list})
        list(REMOVE_ITEM PADDLE_MOBILE_CC ${f})
    endforeach()

    file(GLOB_RECURSE _tmp_list_h src/fpga/*.h)
    foreach(f ${_tmp_list_h})
        list(REMOVE_ITEM PADDLE_MOBILE_H ${f})
    endforeach()
endif()

if(ANDROID_NDK_TOOLCHAIN_INCLUDED)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -llog")
else()
    list(REMOVE_ITEM PADDLE_MOBILE_H ${CMAKE_CURRENT_SOURCE_DIR}/src/io/jni/paddle_mobile_jni.h)
    list(REMOVE_ITEM PADDLE_MOBILE_CC ${CMAKE_CURRENT_SOURCE_DIR}/src/io/jni/paddle_mobile_jni.cpp)
    list(REMOVE_ITEM PADDLE_MOBILE_H ${CMAKE_CURRENT_SOURCE_DIR}/src/operators/math/math_func_neon.h)
endif()

if(IS_IOS)
else()
    list(REMOVE_ITEM PADDLE_MOBILE_H ${CMAKE_CURRENT_SOURCE_DIR}/src/io/ios_io/PaddleMobileCPU.h)
    list(REMOVE_ITEM PADDLE_MOBILE_CC ${CMAKE_CURRENT_SOURCE_DIR}/src/io/ios_io/PaddleMobileCPU.mm)
    list(REMOVE_ITEM PADDLE_MOBILE_H ${CMAKE_CURRENT_SOURCE_DIR}/src/io/ios_io/op_symbols.h)
endif ()

set(CMAKE_VERBOSE_MAKEFILE ON)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY build)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY build)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY build)

# NET default
if(FPGAV1)
    set(NET "FPGA_NET_V1" CACHE STRING "select net type")
elseif(FPGAV2)
    set(NET "FPGA_NET_V2" CACHE STRING "select net type")
else()
    set(NET "default" CACHE STRING "select net type")
endif()

set_property(CACHE NET PROPERTY STRINGS "default" "googlenet" "mobilenet" "yolo" "squeezenet" "FPGA_NET_V1" "FPGA_NET_V2" "NLP")
include("${CMAKE_CURRENT_LIST_DIR}/tools/op.cmake")

# build library
if(ANDROID_NDK_TOOLCHAIN_INCLUDED)
    list(REMOVE_DUPLICATES CMAKE_CXX_FLAGS)
    add_library(paddle-mobile SHARED ${PADDLE_MOBILE_CC} ${PADDLE_MOBILE_H})
elseif(IS_IOS)
    if(USE_OPENMP)
        add_library(paddle-mobile-stage0 STATIC ${PADDLE_MOBILE_CC} ${PADDLE_MOBILE_H})
        add_custom_target(paddle-mobile ALL
            COMMAND libtool -static -o ${CMAKE_BINARY_DIR}/libpaddle-mobile.a ${CMAKE_CURRENT_LIST_DIR}/tools/libomp.a $<TARGET_FILE:paddle-mobile-stage0>
            WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
            DEPENDS paddle-mobile
        )
        add_dependencies(paddle-mobile paddle-mobile-stage0)
    else()
        add_library(paddle-mobile STATIC ${PADDLE_MOBILE_CC} ${PADDLE_MOBILE_H})
    endif()
else()
  add_library(paddle-mobile SHARED ${PADDLE_MOBILE_CC} ${PADDLE_MOBILE_H})
endif()

# unit test
if(WITH_TEST AND WITH_SYMBOL)
    if(IS_IOS)
    else()
        add_subdirectory(test)
    endif()
elseif(FPGA)
    add_subdirectory(test)
endif()