bitcoin/CMakeLists.txt
fanquake 08269e54a9 Squashed 'src/crc32c/' changes from 0d624261ef..0bac72c455
0bac72c455 Merge bitcoin-core/crc32c-subtree#5: local, bugfix: Define `CRC32C_HAVE_CONFIG_H` macro for all targets
002cfa280e local, bugfix: Define `CRC32C_HAVE_CONFIG_H` macro for all targets

git-subtree-dir: src/crc32c
git-subtree-split: 0bac72c4552baf1cc9fe03ee30d6542cb7af2e04
2022-08-13 13:55:38 +01:00

436 lines
14 KiB
CMake

# Copyright 2017 The CRC32C Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file. See the AUTHORS file for names of contributors.
cmake_minimum_required(VERSION 3.1)
project(Crc32c VERSION 1.1.0 LANGUAGES C CXX)
# C standard can be overridden when this is used as a sub-project.
if(NOT CMAKE_C_STANDARD)
# This project can use C11, but will gracefully decay down to C89.
set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED OFF)
set(CMAKE_C_EXTENSIONS OFF)
endif(NOT CMAKE_C_STANDARD)
# C++ standard can be overridden when this is used as a sub-project.
if(NOT CMAKE_CXX_STANDARD)
# This project requires C++11.
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
endif(NOT CMAKE_CXX_STANDARD)
# https://github.com/izenecloud/cmake/blob/master/SetCompilerWarningAll.cmake
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
# Use the highest warning level for Visual Studio.
set(CMAKE_CXX_WARNING_LEVEL 4)
if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
else(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
endif(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
# Disable C++ exceptions.
string(REGEX REPLACE "/EH[a-z]+" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHs-c-")
add_definitions(-D_HAS_EXCEPTIONS=0)
# Disable RTTI.
string(REGEX REPLACE "/GR" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GR-")
else(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
# Use -Wall for clang and gcc.
if(NOT CMAKE_CXX_FLAGS MATCHES "-Wall")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
endif(NOT CMAKE_CXX_FLAGS MATCHES "-Wall")
# Use -Wextra for clang and gcc.
if(NOT CMAKE_CXX_FLAGS MATCHES "-Wextra")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wextra")
endif(NOT CMAKE_CXX_FLAGS MATCHES "-Wextra")
# Use -Werror for clang and gcc.
if(NOT CMAKE_CXX_FLAGS MATCHES "-Werror")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror")
endif(NOT CMAKE_CXX_FLAGS MATCHES "-Werror")
# Disable C++ exceptions.
string(REGEX REPLACE "-fexceptions" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions")
# Disable RTTI.
string(REGEX REPLACE "-frtti" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
option(CRC32C_BUILD_TESTS "Build CRC32C's unit tests" ON)
option(CRC32C_BUILD_BENCHMARKS "Build CRC32C's benchmarks" ON)
option(CRC32C_USE_GLOG "Build CRC32C's tests with Google Logging" ON)
option(CRC32C_INSTALL "Install CRC32C's header and library" ON)
include(TestBigEndian)
test_big_endian(BYTE_ORDER_BIG_ENDIAN)
include(CheckCXXCompilerFlag)
# Used by glog.
check_cxx_compiler_flag(-Wno-deprecated CRC32C_HAVE_NO_DEPRECATED)
# Used by glog.
check_cxx_compiler_flag(-Wno-sign-compare CRC32C_HAVE_NO_SIGN_COMPARE)
# Used by glog.
check_cxx_compiler_flag(-Wno-unused-parameter CRC32C_HAVE_NO_UNUSED_PARAMETER)
# Used by googletest.
check_cxx_compiler_flag(-Wno-missing-field-initializers
CRC32C_HAVE_NO_MISSING_FIELD_INITIALIZERS)
# Check for __builtin_prefetch support in the compiler.
include(CheckCXXSourceCompiles)
check_cxx_source_compiles("
int main() {
char data = 0;
const char* address = &data;
__builtin_prefetch(address, 0, 0);
return 0;
}
" HAVE_BUILTIN_PREFETCH)
# Check for _mm_prefetch support in the compiler.
include(CheckCXXSourceCompiles)
check_cxx_source_compiles("
#if defined(_MSC_VER)
#include <intrin.h>
#else // !defined(_MSC_VER)
#include <xmmintrin.h>
#endif // defined(_MSC_VER)
int main() {
char data = 0;
const char* address = &data;
_mm_prefetch(address, _MM_HINT_NTA);
return 0;
}
" HAVE_MM_PREFETCH)
# Check for SSE4.2 support in the compiler.
set(OLD_CMAKE_REQURED_FLAGS ${CMAKE_REQUIRED_FLAGS})
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} /arch:AVX")
else(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -msse4.2")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
check_cxx_source_compiles("
#if defined(_MSC_VER)
#include <intrin.h>
#else // !defined(_MSC_VER)
#include <cpuid.h>
#include <nmmintrin.h>
#endif // defined(_MSC_VER)
int main() {
_mm_crc32_u8(0, 0); _mm_crc32_u32(0, 0);
#if defined(_M_X64) || defined(__x86_64__)
_mm_crc32_u64(0, 0);
#endif // defined(_M_X64) || defined(__x86_64__)
return 0;
}
" HAVE_SSE42)
set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQURED_FLAGS})
# Check for ARMv8 w/ CRC and CRYPTO extensions support in the compiler.
set(OLD_CMAKE_REQURED_FLAGS ${CMAKE_REQUIRED_FLAGS})
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
# TODO(pwnall): Insert correct flag when VS gets ARM CRC32C support.
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} /arch:NOTYET")
else(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -march=armv8-a+crc+crypto")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
check_cxx_source_compiles("
#include <arm_acle.h>
#include <arm_neon.h>
int main() {
__crc32cb(0, 0); __crc32ch(0, 0); __crc32cw(0, 0); __crc32cd(0, 0);
vmull_p64(0, 0);
return 0;
}
" HAVE_ARM64_CRC32C)
set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQURED_FLAGS})
# Check for strong getauxval() support in the system headers.
check_cxx_source_compiles("
#include <arm_acle.h>
#include <arm_neon.h>
#include <sys/auxv.h>
int main() {
getauxval(AT_HWCAP);
return 0;
}
" HAVE_STRONG_GETAUXVAL)
# Check for weak getauxval() support in the compiler.
check_cxx_source_compiles("
unsigned long getauxval(unsigned long type) __attribute__((weak));
#define AT_HWCAP 16
int main() {
getauxval(AT_HWCAP);
return 0;
}
" HAVE_WEAK_GETAUXVAL)
if(CRC32C_USE_GLOG)
# glog requires this setting to avoid using dynamic_cast.
set(DISABLE_RTTI ON CACHE BOOL "" FORCE)
# glog's test targets trigger deprecation warnings, and compiling them burns
# CPU cycles on the CI.
set(BUILD_TESTING_SAVED "${BUILD_TESTING}")
set(BUILD_TESTING OFF CACHE BOOL "" FORCE)
add_subdirectory("third_party/glog" EXCLUDE_FROM_ALL)
set(BUILD_TESTING "${BUILD_TESTING_SAVED}" CACHE BOOL "" FORCE)
# glog triggers deprecation warnings on OSX.
# https://github.com/google/glog/issues/185
if(CRC32C_HAVE_NO_DEPRECATED)
set_property(TARGET glog APPEND PROPERTY COMPILE_OPTIONS -Wno-deprecated)
endif(CRC32C_HAVE_NO_DEPRECATED)
# glog triggers sign comparison warnings on gcc.
if(CRC32C_HAVE_NO_SIGN_COMPARE)
set_property(TARGET glog APPEND PROPERTY COMPILE_OPTIONS -Wno-sign-compare)
endif(CRC32C_HAVE_NO_SIGN_COMPARE)
# glog triggers unused parameter warnings on clang.
if(CRC32C_HAVE_NO_UNUSED_PARAMETER)
set_property(TARGET glog
APPEND PROPERTY COMPILE_OPTIONS -Wno-unused-parameter)
endif(CRC32C_HAVE_NO_UNUSED_PARAMETER)
set(CRC32C_TESTS_BUILT_WITH_GLOG 1)
endif(CRC32C_USE_GLOG)
configure_file(
"src/crc32c_config.h.in"
"${PROJECT_BINARY_DIR}/include/crc32c/crc32c_config.h"
)
include_directories("${PROJECT_BINARY_DIR}/include")
# ARM64 CRC32C code is built separately, so we don't accidentally compile
# unsupported instructions into code that gets run without ARM32 support.
add_library(crc32c_arm64 OBJECT "")
target_sources(crc32c_arm64
PRIVATE
"${PROJECT_BINARY_DIR}/include/crc32c/crc32c_config.h"
"src/crc32c_arm64.cc"
"src/crc32c_arm64.h"
)
if(HAVE_ARM64_CRC32C)
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
# TODO(pwnall): Insert correct flag when VS gets ARM64 CRC32C support.
target_compile_options(crc32c_arm64 PRIVATE "/arch:NOTYET")
else(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
target_compile_options(crc32c_arm64 PRIVATE "-march=armv8-a+crc+crypto")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
endif(HAVE_ARM64_CRC32C)
# CMake only enables PIC by default in SHARED and MODULE targets.
if(BUILD_SHARED_LIBS)
set_property(TARGET crc32c_arm64 PROPERTY POSITION_INDEPENDENT_CODE TRUE)
endif(BUILD_SHARED_LIBS)
# SSE4.2 code is built separately, so we don't accidentally compile unsupported
# instructions into code that gets run without SSE4.2 support.
add_library(crc32c_sse42 OBJECT "")
target_sources(crc32c_sse42
PRIVATE
"${PROJECT_BINARY_DIR}/include/crc32c/crc32c_config.h"
"src/crc32c_sse42.cc"
"src/crc32c_sse42.h"
)
if(HAVE_SSE42)
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
target_compile_options(crc32c_sse42 PRIVATE "/arch:AVX")
else(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
target_compile_options(crc32c_sse42 PRIVATE "-msse4.2")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
endif(HAVE_SSE42)
# CMake only enables PIC by default in SHARED and MODULE targets.
if(BUILD_SHARED_LIBS)
set_property(TARGET crc32c_sse42 PROPERTY POSITION_INDEPENDENT_CODE TRUE)
endif(BUILD_SHARED_LIBS)
# Must be included before CMAKE_INSTALL_INCLUDEDIR is used.
include(GNUInstallDirs)
add_library(crc32c ""
# TODO(pwnall): Move the TARGET_OBJECTS generator expressions to the PRIVATE
# section of target_sources when cmake_minimum_required becomes 3.9 or above.
$<TARGET_OBJECTS:crc32c_arm64>
$<TARGET_OBJECTS:crc32c_sse42>
)
target_sources(crc32c
PRIVATE
"${PROJECT_BINARY_DIR}/include/crc32c/crc32c_config.h"
"src/crc32c_arm64.h"
"src/crc32c_arm64_check.h"
"src/crc32c_internal.h"
"src/crc32c_portable.cc"
"src/crc32c_prefetch.h"
"src/crc32c_read_le.h"
"src/crc32c_round_up.h"
"src/crc32c_sse42.h"
"src/crc32c_sse42_check.h"
"src/crc32c.cc"
# Only CMake 3.3+ supports PUBLIC sources in targets exported by "install".
$<$<VERSION_GREATER:CMAKE_VERSION,3.2>:PUBLIC>
"include/crc32c/crc32c.h"
)
target_include_directories(crc32c
PUBLIC
$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
)
set_property(
TARGET crc32c_arm64 crc32c_sse42 crc32c
APPEND
PROPERTY COMPILE_DEFINITIONS CRC32C_HAVE_CONFIG_H
)
set_target_properties(crc32c
PROPERTIES VERSION ${PROJECT_VERSION} SOVERSION ${PROJECT_VERSION_MAJOR})
# Warnings as errors in Visual Studio for this project's targets.
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set_property(TARGET crc32c APPEND PROPERTY COMPILE_OPTIONS "/WX")
set_property(TARGET crc32c_arm64 APPEND PROPERTY COMPILE_OPTIONS "/WX")
set_property(TARGET crc32c_sse42 APPEND PROPERTY COMPILE_OPTIONS "/WX")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
if(CRC32C_BUILD_TESTS)
enable_testing()
# Prevent overriding the parent project's compiler/linker settings on Windows.
set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
set(install_gtest OFF)
set(install_gmock OFF)
# This project is tested using GoogleTest.
add_subdirectory("third_party/googletest")
# GoogleTest triggers a missing field initializers warning.
if(CRC32C_HAVE_NO_MISSING_FIELD_INITIALIZERS)
set_property(TARGET gtest
APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
set_property(TARGET gmock
APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
endif(CRC32C_HAVE_NO_MISSING_FIELD_INITIALIZERS)
add_executable(crc32c_tests "")
target_sources(crc32c_tests
PRIVATE
"${PROJECT_BINARY_DIR}/include/crc32c/crc32c_config.h"
"src/crc32c_arm64_unittest.cc"
"src/crc32c_extend_unittests.h"
"src/crc32c_portable_unittest.cc"
"src/crc32c_prefetch_unittest.cc"
"src/crc32c_read_le_unittest.cc"
"src/crc32c_round_up_unittest.cc"
"src/crc32c_sse42_unittest.cc"
"src/crc32c_unittest.cc"
"src/crc32c_test_main.cc"
)
target_link_libraries(crc32c_tests crc32c gtest)
# Warnings as errors in Visual Studio for this project's targets.
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set_property(TARGET crc32c_tests APPEND PROPERTY COMPILE_OPTIONS "/WX")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
if(CRC32C_USE_GLOG)
target_link_libraries(crc32c_tests glog)
endif(CRC32C_USE_GLOG)
add_test(NAME crc32c_tests COMMAND crc32c_tests)
add_executable(crc32c_capi_tests "")
target_sources(crc32c_capi_tests
PRIVATE
"src/crc32c_capi_unittest.c"
)
target_link_libraries(crc32c_capi_tests crc32c)
# Warnings as errors in Visual Studio for this project's targets.
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set_property(TARGET crc32c_capi_tests APPEND PROPERTY COMPILE_OPTIONS "/WX")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
add_test(NAME crc32c_capi_tests COMMAND crc32c_capi_tests)
endif(CRC32C_BUILD_TESTS)
if(CRC32C_BUILD_BENCHMARKS)
add_executable(crc32c_bench "")
target_sources(crc32c_bench
PRIVATE
"${PROJECT_BINARY_DIR}/include/crc32c/crc32c_config.h"
"src/crc32c_benchmark.cc"
)
target_link_libraries(crc32c_bench crc32c)
# This project uses Google benchmark for benchmarking.
set(BENCHMARK_ENABLE_TESTING OFF CACHE BOOL "" FORCE)
set(BENCHMARK_ENABLE_EXCEPTIONS OFF CACHE BOOL "" FORCE)
add_subdirectory("third_party/benchmark")
target_link_libraries(crc32c_bench benchmark)
if(CRC32C_USE_GLOG)
target_link_libraries(crc32c_bench glog)
endif(CRC32C_USE_GLOG)
# Warnings as errors in Visual Studio for this project's targets.
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set_property(TARGET crc32c_bench APPEND PROPERTY COMPILE_OPTIONS "/WX")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
endif(CRC32C_BUILD_BENCHMARKS)
if(CRC32C_INSTALL)
install(TARGETS crc32c
EXPORT Crc32cTargets
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
)
install(
FILES
"include/crc32c/crc32c.h"
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/crc32c"
)
include(CMakePackageConfigHelpers)
configure_package_config_file(
"${PROJECT_NAME}Config.cmake.in"
"${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
INSTALL_DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}"
)
write_basic_package_version_file(
"${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake"
COMPATIBILITY SameMajorVersion
)
install(
EXPORT Crc32cTargets
NAMESPACE Crc32c::
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}"
)
install(
FILES
"${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
"${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}"
)
endif(CRC32C_INSTALL)