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# Gemmlowp CMake file written for Debian.
# Copyright © 2016 Zhou Mo <cdluminate@gmail.com>
# Licence Apache-2.0
cmake_minimum_required(VERSION 3.7)
# Project
project(gemmlowp C CXX)
include(CTest) # option(BUILD_TESTING). ON by default.
include(GNUInstallDirs)
# Set C++11 as default standard
set(CMAKE_CXX_STANDARD 11)
set(gemmlowp_src ".")
if(WIN32)
# one can enable simd from the cmake command line, ie -DCMAKE_CXX_FLAGS="/arch:AVX2
add_definitions(-DNOMINMAX -DWIN64 -DWIN32_LEAN_AND_MEAN -DNOGDI)
add_definitions(/bigobj /nologo /EHsc /GF /MP /Gm- /wd4800 /wd4805 /wd4244)
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
# if we compile for windows with clang, allow inline asm
add_definitions(-DGEMMLOWP_ALLOW_INLINE_ASM)
endif()
else()
set(EXTERNAL_LIBRARIES "pthread")
endif()
# Glob header files
file(GLOB gemmlowp_private_headers "${gemmlowp_src}/fixedpoint/*.h" "${gemmlowp_src}/internal/*.h")
file(GLOB gemmlowp_public_headers "${gemmlowp_src}/meta/*.h" "${gemmlowp_src}/public/*.h" "${gemmlowp_src}/profiling/*.h")
list(APPEND gemmlowp_headers ${gemmlowp_private_headers} ${gemmlowp_public_headers})
file(GLOB eight_bit_int_gemm_headers "${gemmlowp_src}/eight_bit_int_gemm/*.h")
list(APPEND eight_bit_int_gemm_public_headers ${eight_bit_int_gemm_headers} ${gemmlowp_public_headers})
file(GLOB eight_bit_int_gemm_sources_with_no_headers "${gemmlowp_src}/eight_bit_int_gemm/*.cc")
list(APPEND eight_bit_int_gemm_sources
${eight_bit_int_gemm_headers}
${eight_bit_int_gemm_sources_with_no_headers}
${gemmlowp_headers})
file(GLOB gemmlowp_test_headers "${gemmlowp_src}/test/*.h")
list(APPEND gemmlowp_test_headers ${gemmlowp_headers})
file(GLOB fixedpoint_private_headers "${gemmlowp_src}/fixedpoint/*.h")
list(APPEND fixedpoint_private_headers "${gemmlowp_src}/internal/common.h")
add_library(eight_bit_int_gemm ${eight_bit_int_gemm_sources_with_no_headers})
set_target_properties(eight_bit_int_gemm PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS ON)
target_link_libraries(eight_bit_int_gemm ${EXTERNAL_LIBRARIES})
# INTERFACE target to help header include
add_library(gemmlowp INTERFACE)
target_include_directories(gemmlowp INTERFACE
$<BUILD_INTERFACE:${gemmlowp_src}>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/gemmlowp>)
target_link_libraries(gemmlowp INTERFACE eight_bit_int_gemm)
install(FILES ${eight_bit_int_gemm_headers} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/gemmlowp/eight_bit_int_gemm)
file(GLOB meta_headers "${gemmlowp_src}/meta/*.h")
install(FILES ${meta_headers} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/gemmlowp/meta)
file(GLOB public_headers "${gemmlowp_src}/public/*.h")
install(FILES ${public_headers} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/gemmlowp/public)
file(GLOB profile_headers "${gemmlowp_src}/profiling/*.h")
install(FILES ${profile_headers} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/gemmlowp/profiling)
file(GLOB internal_headers "${gemmlowp_src}/internal/*.h")
install(FILES ${internal_headers} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/gemmlowp/internal)
file(GLOB fixedpoint_headers "${gemmlowp_src}/fixedpoint/*.h")
install(FILES ${fixedpoint_headers} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/gemmlowp/fixedpoint)
install(TARGETS gemmlowp eight_bit_int_gemm
EXPORT gemmlowp-config # support find_package(gemmlowp CONFIG)
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
install(EXPORT gemmlowp-config # export gemmlowp::gemmlowp
NAMESPACE gemmlowp:: # gemmlowp::eight_bit_int_gemm
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/gemmlowp)
if(BUILD_TESTING)
# Benchmarks
add_executable(benchmark
"${gemmlowp_src}/test/benchmark.cc" ${gemmlowp_test_headers})
target_link_libraries(benchmark ${EXTERNAL_LIBRARIES})
add_executable(benchmark_all_sizes
"${gemmlowp_src}/test/benchmark_all_sizes.cc" ${gemmlowp_test_headers})
target_compile_options(benchmark_all_sizes PRIVATE -DBENCHMARK_8bit -DBENCHMARK_QUICK)
target_link_libraries(benchmark_all_sizes ${EXTERNAL_LIBRARIES})
# Gemmlowp test
add_executable(test_gemmlowp
"${gemmlowp_src}/test/test.cc" "${gemmlowp_src}/test/test_data.cc" ${gemmlowp_test_headers})
target_link_libraries(test_gemmlowp eight_bit_int_gemm)
# Math helpers test
add_executable(test_math_helpers
"${gemmlowp_src}/test/test_math_helpers.cc" ${gemmlowp_test_headers})
# BlockingCounter test
add_executable(test_blocking_counter
"${gemmlowp_src}/test/test_blocking_counter.cc" ${gemmlowp_test_headers})
target_link_libraries(test_blocking_counter ${EXTERNAL_LIBRARIES})
# Allocator test
add_executable(test_allocator
"${gemmlowp_src}/test/test_allocator.cc" ${gemmlowp_test_headers})
# FixedPoint test
add_executable(test_fixedpoint
"${gemmlowp_src}/test/test_fixedpoint.cc" ${gemmlowp_test_headers})
# Add tests
enable_testing()
foreach(testname "test_math_helpers" "test_blocking_counter" "test_allocator" "test_fixedpoint" "test_gemmlowp")
add_test(NAME ${testname} COMMAND "${testname}")
endforeach(testname)
endif()
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