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cmake_minimum_required(VERSION 3.5)
project(intgemm)
string(ASCII 27 Esc)
set(Orange "${Esc}[33m")
set(ColourReset "${Esc}[m")
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release)
endif()
#Only the benchmark uses C++11
set(CMAKE_CXX_STANDARD 11)
try_compile(AVX512 "${CMAKE_BINARY_DIR}/compile_tests" "${CMAKE_SOURCE_DIR}/compile_test_avx512.cc"
#Hack: pass compiler arguments as definitions because the test code overrides CXX_FLAGS :'(
COMPILE_DEFINITIONS -mavx512f -mavx512bw -mavx512dq)
if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
# Working around https://bugs.llvm.org/show_bug.cgi?id=41482
# Anything compiled with clang might not work properly in SSE2/SSSE3 world
message("${Orange}Compiling with Clang and using -mavx2 due to https://bugs.llvm.org/show_bug.cgi?id=41482. Support for SSE2/SSSE3 is likely broken.${ColourReset}")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx2")
endif()
if (NOT AVX512)
message("${Orange}Not building AVX512-based multiplication because your compiler is too old.\nFor details rerun cmake with --debug-trycompile then try to build in compile_tests/CMakeFiles/CMakeTmp.${ColourReset}")
set_source_files_properties(intgemm.cc test/quantize_test.cc test/multiply_test.cc benchmark.cc PROPERTIES COMPILE_DEFINITIONS "INTGEMM_NO_AVX512")
endif()
foreach(exe example benchmark)
add_executable(${exe} ${exe}.cc)
endforeach()
include_directories(.)
add_executable(tests test/multiply_test.cc test/quantize_test.cc)
#CTest integration with Catch2
include(CMake/Catch.cmake)
include(CTest)
catch_discover_tests(tests)
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