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cmake_minimum_required(VERSION 3.20)
project(linear_algebra_cpp VERSION 0.1.0 LANGUAGES CXX)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
option(LINEAR_ALGEBRA_BUILD_TESTS "Build unit tests" ON)
option(LINEAR_ALGEBRA_BUILD_EXAMPLES "Build example programs" ON)
set(LINEAR_ALGEBRA_SIMD "AUTO" CACHE STRING "SIMD backend for matmul: AUTO, NONE, AVX, AVX2, AVX512")
set_property(CACHE LINEAR_ALGEBRA_SIMD PROPERTY STRINGS AUTO NONE AVX AVX2 AVX512)
add_library(linear_algebra
src/vector.cpp
src/matrix.cpp
src/norms.cpp
src/triangular_solve.cpp
src/lu.cpp
)
add_library(linear_algebra::core ALIAS linear_algebra)
target_include_directories(linear_algebra
PUBLIC
${PROJECT_SOURCE_DIR}/include
)
target_compile_features(linear_algebra PUBLIC cxx_std_20)
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang|GNU")
target_compile_options(linear_algebra PRIVATE -Wall -Wextra -Wpedantic -Wconversion)
if(LINEAR_ALGEBRA_SIMD STREQUAL "AVX")
target_compile_options(linear_algebra PRIVATE -mavx)
elseif(LINEAR_ALGEBRA_SIMD STREQUAL "AVX2")
target_compile_options(linear_algebra PRIVATE -mavx2)
elseif(LINEAR_ALGEBRA_SIMD STREQUAL "AVX512")
target_compile_options(linear_algebra PRIVATE -mavx512f)
elseif(LINEAR_ALGEBRA_SIMD STREQUAL "NONE")
target_compile_definitions(linear_algebra PRIVATE LINEAR_ALGEBRA_FORCE_SCALAR_MATMUL=1)
elseif(LINEAR_ALGEBRA_SIMD STREQUAL "AUTO")
else()
message(FATAL_ERROR "Unsupported LINEAR_ALGEBRA_SIMD value: ${LINEAR_ALGEBRA_SIMD}")
endif()
elseif(MSVC)
target_compile_options(linear_algebra PRIVATE /W4 /permissive-)
if(LINEAR_ALGEBRA_SIMD STREQUAL "NONE")
target_compile_definitions(linear_algebra PRIVATE LINEAR_ALGEBRA_FORCE_SCALAR_MATMUL=1)
elseif(NOT LINEAR_ALGEBRA_SIMD STREQUAL "AUTO")
message(WARNING "LINEAR_ALGEBRA_SIMD explicit x86 flags are only wired for Clang/GNU right now.")
endif()
endif()
if(LINEAR_ALGEBRA_BUILD_EXAMPLES)
add_executable(linear_system examples/linear_system.cpp)
target_link_libraries(linear_system PRIVATE linear_algebra::core)
add_executable(matmul examples/matmul.cpp)
target_link_libraries(matmul PRIVATE linear_algebra::core)
endif()
option(LINEAR_ALGEBRA_BUILD_EXPERIMENTS "Build experiment programs" ON)
if(LINEAR_ALGEBRA_BUILD_EXPERIMENTS)
add_executable(pivoting_vs_no_pivoting experiments/pivoting_vs_no_pivoting.cpp)
target_link_libraries(pivoting_vs_no_pivoting PRIVATE linear_algebra::core)
endif()
if(LINEAR_ALGEBRA_BUILD_TESTS)
include(FetchContent)
endif()
if(LINEAR_ALGEBRA_BUILD_TESTS)
FetchContent_Declare(
Catch2
GIT_REPOSITORY https://github.com/catchorg/Catch2.git
GIT_TAG v3.5.4
)
FetchContent_MakeAvailable(Catch2)
enable_testing()
add_executable(linear_algebra_tests
tests/test_vector.cpp
tests/test_matrix.cpp
tests/test_triangular_solve.cpp
tests/test_lu.cpp
)
target_link_libraries(linear_algebra_tests
PRIVATE
linear_algebra::core
Catch2::Catch2WithMain
)
include(Catch)
catch_discover_tests(linear_algebra_tests)
endif()
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