From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- third_party/highway/CMakeLists.txt | 595 +++++++++++++++++++++++++++++++++++++ 1 file changed, 595 insertions(+) create mode 100644 third_party/highway/CMakeLists.txt (limited to 'third_party/highway/CMakeLists.txt') diff --git a/third_party/highway/CMakeLists.txt b/third_party/highway/CMakeLists.txt new file mode 100644 index 0000000000..8685c04e7f --- /dev/null +++ b/third_party/highway/CMakeLists.txt @@ -0,0 +1,595 @@ +# Copyright 2019 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +cmake_minimum_required(VERSION 3.10) + +# Set PIE flags for POSITION_INDEPENDENT_CODE targets, added in 3.14. +if(POLICY CMP0083) + cmake_policy(SET CMP0083 NEW) +endif() + +# Workaround for 3.19 raising error 'IMPORTED_LOCATION not set for imported +# target "GTest::gtest_main"'. +if(POLICY CMP0111) + cmake_policy(SET CMP0111 OLD) +endif() + +project(hwy VERSION 1.0.4) # Keep in sync with highway.h version +# `hwy` is lowercase to handle find_package() in Config mode: +set(namespace "${PROJECT_NAME}::") + +# Directly define the ABI version from the cmake project() version values: +set(LIBRARY_VERSION "${hwy_VERSION}") +set(LIBRARY_SOVERSION ${hwy_VERSION_MAJOR}) + +set(CMAKE_CXX_EXTENSIONS OFF) + +list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake") +# Search for Atomics implementation: +find_package(Atomics REQUIRED) + +# Enabled PIE binaries by default if supported. +include(CheckPIESupported OPTIONAL RESULT_VARIABLE CHECK_PIE_SUPPORTED) +if(CHECK_PIE_SUPPORTED) + check_pie_supported(LANGUAGES CXX) + if(CMAKE_CXX_LINK_PIE_SUPPORTED) + set(CMAKE_POSITION_INDEPENDENT_CODE TRUE) + endif() +endif() + +include(GNUInstallDirs) + +if (NOT CMAKE_BUILD_TYPE) + set(CMAKE_BUILD_TYPE RelWithDebInfo) +endif() + +# The following is only required with GCC < 6.1.0 or CLANG < 16.0 +set(HWY_CMAKE_ARM7 OFF CACHE BOOL "Set copts for Armv7 with NEON (requires vfpv4)?") + +# Unconditionally adding -Werror risks breaking the build when new warnings +# arise due to compiler/platform changes. Enable this in CI/tests. +set(HWY_WARNINGS_ARE_ERRORS OFF CACHE BOOL "Add -Werror flag?") + +set(HWY_ENABLE_CONTRIB ON CACHE BOOL "Include contrib/") +set(HWY_ENABLE_EXAMPLES ON CACHE BOOL "Build examples") +set(HWY_ENABLE_INSTALL ON CACHE BOOL "Install library") +set(HWY_ENABLE_TESTS ON CACHE BOOL "Enable HWY tests") + +include(CheckCXXSourceCompiles) +check_cxx_source_compiles( + "int main() { + #if !defined(__EMSCRIPTEN__) + static_assert(false, \"__EMSCRIPTEN__ is not defined\"); + #endif + return 0; + }" + HWY_EMSCRIPTEN +) + +check_cxx_source_compiles( + "int main() { + #if !defined(__riscv) + static_assert(false, \"__riscv is not defined\"); + #endif + return 0; + }" + HWY_RISCV +) + +if (HWY_ENABLE_CONTRIB) +# Glob all the traits so we don't need to modify this file when adding +# additional special cases. +file(GLOB HWY_CONTRIB_SOURCES "hwy/contrib/sort/vqsort_*.cc") +list(APPEND HWY_CONTRIB_SOURCES + hwy/contrib/dot/dot-inl.h + hwy/contrib/image/image.cc + hwy/contrib/image/image.h + hwy/contrib/math/math-inl.h + hwy/contrib/sort/shared-inl.h + hwy/contrib/sort/sorting_networks-inl.h + hwy/contrib/sort/traits-inl.h + hwy/contrib/sort/traits128-inl.h + hwy/contrib/sort/vqsort-inl.h + hwy/contrib/sort/vqsort.cc + hwy/contrib/sort/vqsort.h + hwy/contrib/algo/copy-inl.h + hwy/contrib/algo/find-inl.h + hwy/contrib/algo/transform-inl.h +) +endif() # HWY_ENABLE_CONTRIB + +set(HWY_SOURCES + hwy/aligned_allocator.cc + hwy/aligned_allocator.h + hwy/base.h + hwy/cache_control.h + hwy/detect_compiler_arch.h # private + hwy/detect_targets.h # private + hwy/foreach_target.h + hwy/highway.h + hwy/highway_export.h + hwy/nanobenchmark.cc + hwy/nanobenchmark.h + hwy/ops/arm_neon-inl.h + hwy/ops/arm_sve-inl.h + hwy/ops/emu128-inl.h + hwy/ops/generic_ops-inl.h + hwy/ops/ppc_vsx-inl.h + hwy/ops/rvv-inl.h + hwy/ops/scalar-inl.h + hwy/ops/set_macros-inl.h + hwy/ops/shared-inl.h + hwy/ops/wasm_128-inl.h + hwy/ops/tuple-inl.h + hwy/ops/x86_128-inl.h + hwy/ops/x86_256-inl.h + hwy/ops/x86_512-inl.h + hwy/per_target.cc + hwy/per_target.h + hwy/print-inl.h + hwy/print.cc + hwy/print.h + hwy/targets.cc + hwy/targets.h +) + +set(HWY_TEST_SOURCES + hwy/tests/hwy_gtest.h + hwy/tests/test_util-inl.h + hwy/tests/test_util.cc + hwy/tests/test_util.h +) + +if (MSVC) + set(HWY_FLAGS + # fix build error C1128 in blockwise*_test & arithmetic_test + /bigobj + ) +else() + set(HWY_FLAGS + # Avoid changing binaries based on the current time and date. + -Wno-builtin-macro-redefined + -D__DATE__="redacted" + -D__TIMESTAMP__="redacted" + -D__TIME__="redacted" + + # Optimizations + -fmerge-all-constants + + # Warnings + -Wall + -Wextra + # These are not included in Wall nor Wextra: + -Wconversion + -Wsign-conversion + -Wvla + -Wnon-virtual-dtor + ) + + if(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang") + list(APPEND HWY_FLAGS + -Wfloat-overflow-conversion + -Wfloat-zero-conversion + -Wfor-loop-analysis + -Wgnu-redeclared-enum + -Winfinite-recursion + -Wself-assign + -Wstring-conversion + -Wtautological-overlap-compare + -Wthread-safety-analysis + -Wundefined-func-template + + -fno-cxx-exceptions + -fno-slp-vectorize + -fno-vectorize + + # Use color in messages + -fdiagnostics-show-option -fcolor-diagnostics + ) + if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 6.0) + list(APPEND HWY_FLAGS -Wc++2a-extensions) + endif() + endif() + + if (WIN32) + if(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang") + list(APPEND HWY_FLAGS + -Wno-global-constructors + -Wno-language-extension-token + -Wno-used-but-marked-unused + -Wno-shadow-field-in-constructor + -Wno-unused-member-function + -Wno-unused-template + -Wno-c++98-compat-pedantic + -Wno-used-but-marked-unused + -Wno-zero-as-null-pointer-constant + ) + endif() + + list(APPEND HWY_FLAGS + -Wno-cast-align + -Wno-double-promotion + -Wno-float-equal + -Wno-format-nonliteral + -Wno-shadow + -Wno-sign-conversion + ) + else() + list(APPEND HWY_FLAGS + -fmath-errno + -fno-exceptions + ) + endif() # WIN32 + + if (HWY_CMAKE_ARM7) + list(APPEND HWY_FLAGS + -march=armv7-a + -mfpu=neon-vfpv4 + -mfloat-abi=hard # must match the toolchain specified as CXX= + -mfp16-format=ieee # required for vcvt_f32_f16 + ) + endif() # HWY_CMAKE_ARM7 + + if(HWY_RISCV) + # gcc(13) and recent clang both support V, but not yet runtime dispatch, so + # we add the gcv compiler flag, which then requires the CPU (now when using + # either compiler) to support V. + list(APPEND HWY_FLAGS -march=rv64gcv1p0) + if(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang") + list(APPEND HWY_FLAGS -menable-experimental-extensions) + endif() + endif() + + if (HWY_WARNINGS_ARE_ERRORS) + list(APPEND HWY_FLAGS -Werror) + endif() + + # Prevent "wasm-ld: error: --shared-memory is disallowed by targets.cc.o + # because it was not compiled with 'atomics' or 'bulk-memory' features." + if (HWY_EMSCRIPTEN) + list(APPEND HWY_FLAGS -matomics) + endif() + +endif() # !MSVC + +include(CheckIncludeFile) +check_include_file(sys/auxv.h HAVE_SYS_AUXV_H) +check_include_file(asm/hwcap.h HAVE_ASM_HWCAP_H) +if (NOT HAVE_ASM_HWCAP_H) + list(APPEND HWY_FLAGS -DTOOLCHAIN_MISS_ASM_HWCAP_H) +endif() + +# By default prefer STATIC build (legacy behavior) +option(BUILD_SHARED_LIBS "Build shared libraries" OFF) +option(HWY_FORCE_STATIC_LIBS "Ignore BUILD_SHARED_LIBS" OFF) +# only expose shared/static options to advanced users: +mark_as_advanced(BUILD_SHARED_LIBS) +mark_as_advanced(HWY_FORCE_STATIC_LIBS) +# Define visibility settings globally: +set(CMAKE_CXX_VISIBILITY_PRESET hidden) +set(CMAKE_VISIBILITY_INLINES_HIDDEN 1) + +# Copy-cat "add_library" logic + add override. +set(HWY_LIBRARY_TYPE "SHARED") +if (NOT BUILD_SHARED_LIBS OR HWY_FORCE_STATIC_LIBS) + set(HWY_LIBRARY_TYPE "STATIC") +endif() + +# This preprocessor define will drive the build, also used in the *.pc files: +if("${HWY_LIBRARY_TYPE}" STREQUAL "SHARED") + set(DLLEXPORT_TO_DEFINE "HWY_SHARED_DEFINE") +else() + set(DLLEXPORT_TO_DEFINE "HWY_STATIC_DEFINE") +endif() + +add_library(hwy ${HWY_LIBRARY_TYPE} ${HWY_SOURCES}) +if(NOT HAVE_SYS_AUXV_H) + target_compile_definitions(hwy PUBLIC TOOLCHAIN_MISS_SYS_AUXV_H) +endif() +target_compile_definitions(hwy PUBLIC "${DLLEXPORT_TO_DEFINE}") +target_compile_options(hwy PRIVATE ${HWY_FLAGS}) +set_property(TARGET hwy PROPERTY POSITION_INDEPENDENT_CODE ON) +set_target_properties(hwy PROPERTIES VERSION ${LIBRARY_VERSION} SOVERSION ${LIBRARY_SOVERSION}) +target_include_directories(hwy PUBLIC + $ + $) +target_compile_features(hwy PUBLIC cxx_std_11) +set_target_properties(hwy PROPERTIES + LINK_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/hwy/hwy.version) +# For GCC __atomic_store_8, see #887 +target_link_libraries(hwy PRIVATE ${ATOMICS_LIBRARIES}) +# not supported by MSVC/Clang, safe to skip (we use DLLEXPORT annotations) +if(UNIX AND NOT APPLE) + set_property(TARGET hwy APPEND_STRING PROPERTY + LINK_FLAGS " -Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/hwy/hwy.version") +endif() + +if (HWY_ENABLE_CONTRIB) +add_library(hwy_contrib ${HWY_LIBRARY_TYPE} ${HWY_CONTRIB_SOURCES}) +target_link_libraries(hwy_contrib hwy) +target_compile_options(hwy_contrib PRIVATE ${HWY_FLAGS}) +set_property(TARGET hwy_contrib PROPERTY POSITION_INDEPENDENT_CODE ON) +set_target_properties(hwy_contrib PROPERTIES VERSION ${LIBRARY_VERSION} SOVERSION ${LIBRARY_SOVERSION}) +target_include_directories(hwy_contrib PUBLIC + $ + $) +target_compile_features(hwy_contrib PUBLIC cxx_std_11) +set_target_properties(hwy_contrib PROPERTIES + LINK_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/hwy/hwy.version) +# not supported by MSVC/Clang, safe to skip (we use DLLEXPORT annotations) +if(UNIX AND NOT APPLE) + set_property(TARGET hwy_contrib APPEND_STRING PROPERTY + LINK_FLAGS " -Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/hwy/hwy.version") +endif() +endif() # HWY_ENABLE_CONTRIB + +add_library(hwy_test ${HWY_LIBRARY_TYPE} ${HWY_TEST_SOURCES}) +target_link_libraries(hwy_test hwy) +target_compile_options(hwy_test PRIVATE ${HWY_FLAGS}) +set_property(TARGET hwy_test PROPERTY POSITION_INDEPENDENT_CODE ON) +set_target_properties(hwy_test PROPERTIES VERSION ${LIBRARY_VERSION} SOVERSION ${LIBRARY_SOVERSION}) +target_include_directories(hwy_test PUBLIC + $ + $) +target_compile_features(hwy_test PUBLIC cxx_std_11) +set_target_properties(hwy_test PROPERTIES + LINK_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/hwy/hwy.version) +# not supported by MSVC/Clang, safe to skip (we use DLLEXPORT annotations) +if(UNIX AND NOT APPLE) + set_property(TARGET hwy_test APPEND_STRING PROPERTY + LINK_FLAGS " -Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/hwy/hwy.version") +endif() + +# -------------------------------------------------------- hwy_list_targets +# Generate a tool to print the compiled-in targets as defined by the current +# flags. This tool will print to stderr at build time, after building hwy. +add_executable(hwy_list_targets hwy/tests/list_targets.cc) +target_compile_options(hwy_list_targets PRIVATE ${HWY_FLAGS}) +target_link_libraries(hwy_list_targets hwy) +target_include_directories(hwy_list_targets PRIVATE + $) +# TARGET_FILE always returns the path to executable +# Naked target also not always could be run (due to the lack of '.\' prefix) +# Thus effective command to run should contain the full path +# and emulator prefix (if any). +if (NOT CMAKE_CROSSCOMPILING OR CMAKE_CROSSCOMPILING_EMULATOR) +add_custom_command(TARGET hwy_list_targets POST_BUILD + COMMAND ${CMAKE_CROSSCOMPILING_EMULATOR} $ || (exit 0)) +endif() + +# -------------------------------------------------------- +# Allow skipping the following sections for projects that do not need them: +# tests, examples, benchmarks and installation. + +# -------------------------------------------------------- install library +if (HWY_ENABLE_INSTALL) + +install(TARGETS hwy EXPORT hwy_targets + LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}" + ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}" + RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}") +# Install all the headers keeping the relative path to the current directory +# when installing them. +foreach (source ${HWY_SOURCES}) + if ("${source}" MATCHES "\.h$") + get_filename_component(dirname "${source}" DIRECTORY) + install(FILES "${source}" + DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${dirname}") + endif() +endforeach() + +if (HWY_ENABLE_CONTRIB) +install(TARGETS hwy_contrib EXPORT hwy_targets + LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}" + ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}" + RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}") +# Install all the headers keeping the relative path to the current directory +# when installing them. +foreach (source ${HWY_CONTRIB_SOURCES}) + if ("${source}" MATCHES "\.h$") + get_filename_component(dirname "${source}" DIRECTORY) + install(FILES "${source}" + DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${dirname}") + endif() +endforeach() +endif() # HWY_ENABLE_CONTRIB + +install(TARGETS hwy_test EXPORT hwy_targets + LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}" + ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}" + RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}") +# Install all the headers keeping the relative path to the current directory +# when installing them. +foreach (source ${HWY_TEST_SOURCES}) + if ("${source}" MATCHES "\.h$") + get_filename_component(dirname "${source}" DIRECTORY) + install(FILES "${source}" + DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${dirname}") + endif() +endforeach() + +# Add a pkg-config file for libhwy and the contrib/test libraries. +set(HWY_LIBRARY_VERSION "${CMAKE_PROJECT_VERSION}") +set(HWY_PC_FILES libhwy.pc libhwy-test.pc) +if (HWY_ENABLE_CONTRIB) +list(APPEND HWY_PC_FILES libhwy-contrib.pc) +endif() # HWY_ENABLE_CONTRIB +foreach (pc ${HWY_PC_FILES}) + configure_file("${CMAKE_CURRENT_SOURCE_DIR}/${pc}.in" "${pc}" @ONLY) + install(FILES "${CMAKE_CURRENT_BINARY_DIR}/${pc}" + DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig") +endforeach() + +endif() # HWY_ENABLE_INSTALL +# -------------------------------------------------------- Examples +if (HWY_ENABLE_EXAMPLES) + +# Avoids mismatch between GTest's static CRT and our dynamic. +set(gtest_force_shared_crt ON CACHE BOOL "" FORCE) + +# Programming exercise with integrated benchmark +add_executable(hwy_benchmark hwy/examples/benchmark.cc) +target_sources(hwy_benchmark PRIVATE + hwy/nanobenchmark.h) +# Try adding one of -DHWY_COMPILE_ONLY_SCALAR, -DHWY_COMPILE_ONLY_EMU128 or +# -DHWY_COMPILE_ONLY_STATIC to observe the difference in targets printed. +target_compile_options(hwy_benchmark PRIVATE ${HWY_FLAGS}) +target_link_libraries(hwy_benchmark PRIVATE hwy) +target_link_libraries(hwy_benchmark PRIVATE ${ATOMICS_LIBRARIES}) +set_target_properties(hwy_benchmark + PROPERTIES RUNTIME_OUTPUT_DIRECTORY "examples/") + +endif() # HWY_ENABLE_EXAMPLES +# -------------------------------------------------------- Tests + +include(CTest) + +if(BUILD_TESTING AND HWY_ENABLE_TESTS) +enable_testing() +include(GoogleTest) + +set(HWY_SYSTEM_GTEST OFF CACHE BOOL "Use pre-installed googletest?") +if(HWY_SYSTEM_GTEST) +find_package(GTest REQUIRED) +else() +# Download and unpack googletest at configure time +configure_file(CMakeLists.txt.in googletest-download/CMakeLists.txt) +execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" . + RESULT_VARIABLE result + WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download ) +if(result) + message(FATAL_ERROR "CMake step for googletest failed: ${result}") +endif() +execute_process(COMMAND ${CMAKE_COMMAND} --build . + RESULT_VARIABLE result + WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download ) +if(result) + message(FATAL_ERROR "Build step for googletest failed: ${result}") +endif() + +# Prevent overriding the parent project's compiler/linker +# settings on Windows +set(gtest_force_shared_crt ON CACHE BOOL "" FORCE) + +# Add googletest directly to our build. This defines +# the gtest and gtest_main targets. +add_subdirectory(${CMAKE_CURRENT_BINARY_DIR}/googletest-src + ${CMAKE_CURRENT_BINARY_DIR}/googletest-build + EXCLUDE_FROM_ALL) +endif() # HWY_SYSTEM_GTEST + +set(HWY_TEST_FILES + hwy/contrib/algo/copy_test.cc + hwy/contrib/algo/find_test.cc + hwy/contrib/algo/transform_test.cc + hwy/aligned_allocator_test.cc + hwy/base_test.cc + hwy/highway_test.cc + hwy/nanobenchmark_test.cc + hwy/targets_test.cc + hwy/examples/skeleton_test.cc + hwy/tests/arithmetic_test.cc + hwy/tests/blockwise_shift_test.cc + hwy/tests/blockwise_test.cc + hwy/tests/combine_test.cc + hwy/tests/compare_test.cc + hwy/tests/compress_test.cc + hwy/tests/convert_test.cc + hwy/tests/count_test.cc + hwy/tests/crypto_test.cc + hwy/tests/demote_test.cc + hwy/tests/expand_test.cc + hwy/tests/float_test.cc + hwy/tests/if_test.cc + hwy/tests/interleaved_test.cc + hwy/tests/logical_test.cc + hwy/tests/mask_mem_test.cc + hwy/tests/mask_test.cc + hwy/tests/memory_test.cc + hwy/tests/mul_test.cc + hwy/tests/reduction_test.cc + hwy/tests/reverse_test.cc + hwy/tests/shift_test.cc + hwy/tests/swizzle_test.cc + hwy/tests/test_util_test.cc + hwy/tests/tuple_test.cc +) + +set(HWY_TEST_LIBS hwy hwy_test) + +if (HWY_ENABLE_CONTRIB) +list(APPEND HWY_TEST_LIBS hwy_contrib) + +list(APPEND HWY_TEST_FILES + hwy/contrib/dot/dot_test.cc + hwy/contrib/image/image_test.cc + # Disabled due to SIGILL in clang7 debug build during gtest discovery phase, + # not reproducible locally. Still tested via bazel build. + # hwy/contrib/math/math_test.cc + hwy/contrib/sort/sort_test.cc + hwy/contrib/sort/bench_sort.cc +) +endif() # HWY_ENABLE_CONTRIB + +if(HWY_SYSTEM_GTEST) + if (CMAKE_VERSION VERSION_LESS 3.20) + set(HWY_GTEST_LIBS GTest::GTest GTest::Main) + else() + set(HWY_GTEST_LIBS GTest::gtest GTest::gtest_main) + endif() +else() + set(HWY_GTEST_LIBS gtest gtest_main) +endif() + +file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/tests) +foreach (TESTFILE IN LISTS HWY_TEST_FILES) + # The TESTNAME is the name without the extension or directory. + get_filename_component(TESTNAME ${TESTFILE} NAME_WE) + add_executable(${TESTNAME} ${TESTFILE}) + target_compile_options(${TESTNAME} PRIVATE ${HWY_FLAGS}) + # Test all targets, not just the best/baseline. This changes the default + # policy to all-attainable; note that setting -DHWY_COMPILE_* directly can + # cause compile errors because only one may be set, and other CMakeLists.txt + # that include us may set them. + target_compile_options(${TESTNAME} PRIVATE -DHWY_IS_TEST=1) + + target_link_libraries(${TESTNAME} PRIVATE ${HWY_TEST_LIBS} ${HWY_GTEST_LIBS}) + # For GCC __atomic_store_8, see #887 + target_link_libraries(${TESTNAME} PRIVATE ${ATOMICS_LIBRARIES}) + # Output test targets in the test directory. + set_target_properties(${TESTNAME} PROPERTIES RUNTIME_OUTPUT_DIRECTORY "tests") + + if (HWY_EMSCRIPTEN) + set_target_properties(${TESTNAME} PROPERTIES LINK_FLAGS "-s SINGLE_FILE=1") + endif() + + if(${CMAKE_VERSION} VERSION_LESS "3.10.3") + gtest_discover_tests(${TESTNAME} TIMEOUT 60) + else () + gtest_discover_tests(${TESTNAME} DISCOVERY_TIMEOUT 60) + endif () +endforeach () + +# The skeleton test uses the skeleton library code. +target_sources(skeleton_test PRIVATE hwy/examples/skeleton.cc) + +endif() # BUILD_TESTING + +if (HWY_ENABLE_INSTALL) + # write hwy-config file to handle `Config` mode + include(CMakePackageConfigHelpers) + write_basic_package_version_file("${CMAKE_CURRENT_BINARY_DIR}/hwy-config-version.cmake" COMPATIBILITY SameMajorVersion) + install(FILES "${CMAKE_CURRENT_BINARY_DIR}/hwy-config-version.cmake" DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/hwy") + install(EXPORT hwy_targets NAMESPACE "${namespace}" FILE hwy-config.cmake DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/hwy") +endif() -- cgit v1.2.3