vcpkg/ports/cityhash/CMakeLists.txt
Jack·Boos·Yu 843e0ba0d8
[cityhash] Add feature sse for non-x86-Windows (#20999)
* [cityhash] Add feature sse for non-x86-Windows

* version

* Add missing dependencies.

* version
2021-10-27 23:10:49 -07:00

63 lines
1.5 KiB
CMake

cmake_minimum_required(VERSION 3.13)
project(cityhash CXX)
option(ENABLE_SSE "Build CityHash variants that depend on the _mm_crc32_u64 intrinsic." OFF)
set(CMAKE_CXX_STANDARD 11)
if (ENABLE_SSE)
include (CMakePushCheckState)
cmake_push_check_state()
if (MSVC)
include(CheckCXXSourceCompiles)
check_cxx_source_compiles(
"#include <nmmintrin.h>
int main() {
_mm_crc32_u64(0, 0);
return 0;
}"
USE_SSE)
else()
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag ("-msse4.2" USE_SSE)
if (USE_SSE)
set (SSE2_FLAG "-msse4.2")
endif()
endif()
cmake_pop_check_state()
if (NOT USE_SSE)
message(FATAL_ERROR "This platform doesn't support feature SSE4.2")
endif()
else()
set(USE_SSE OFF)
endif()
add_library(cityhash STATIC src/city.cc)
list(APPEND CITY_HEADERS src/city.h)
if (USE_SSE)
list(APPEND CITY_HEADERS src/citycrc.h)
target_compile_options(cityhash PRIVATE ${SSE2_FLAG})
if (MSVC)
target_compile_definitions(cityhash PRIVATE __SSE4_2__)
endif()
endif()
target_include_directories(cityhash PUBLIC
$<INSTALL_INTERFACE:include>
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>
)
install(TARGETS cityhash EXPORT cityhash-config
RUNTIME DESTINATION bin
ARCHIVE DESTINATION lib
LIBRARY DESTINATION lib
)
install(EXPORT cityhash-config DESTINATION share/cmake/cityhash)
install(FILES ${CITY_HEADERS} DESTINATION include)