c5c8a57441
- Use SVE optimization only for ARM64 Linux - Use generic optimization for ARM64 macOS to avoid clang SVE issues - Fixes macOS ARM64 compilation errors with SVE instructions 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
92 lines
3.6 KiB
CMake
92 lines
3.6 KiB
CMake
cmake_minimum_required(VERSION 3.24)
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project(leann_backend_hnsw_wrapper)
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set(CMAKE_C_COMPILER_WORKS 1)
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set(CMAKE_CXX_COMPILER_WORKS 1)
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# Set OpenMP path for macOS
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if(APPLE)
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# Detect Homebrew installation path (Apple Silicon vs Intel)
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if(EXISTS "/opt/homebrew/opt/libomp")
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set(HOMEBREW_PREFIX "/opt/homebrew")
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elseif(EXISTS "/usr/local/opt/libomp")
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set(HOMEBREW_PREFIX "/usr/local")
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else()
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message(FATAL_ERROR "Could not find libomp installation. Please install with: brew install libomp")
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endif()
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set(OpenMP_C_FLAGS "-Xpreprocessor -fopenmp -I${HOMEBREW_PREFIX}/opt/libomp/include")
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set(OpenMP_CXX_FLAGS "-Xpreprocessor -fopenmp -I${HOMEBREW_PREFIX}/opt/libomp/include")
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set(OpenMP_C_LIB_NAMES "omp")
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set(OpenMP_CXX_LIB_NAMES "omp")
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set(OpenMP_omp_LIBRARY "${HOMEBREW_PREFIX}/opt/libomp/lib/libomp.dylib")
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# Force use of system libc++ to avoid version mismatch
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++")
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -stdlib=libc++")
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# Set minimum macOS version for better compatibility
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set(CMAKE_OSX_DEPLOYMENT_TARGET "11.0" CACHE STRING "Minimum macOS version")
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endif()
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# Use system ZeroMQ instead of building from source
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find_package(PkgConfig REQUIRED)
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pkg_check_modules(ZMQ REQUIRED libzmq)
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# Add cppzmq headers
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include_directories(third_party/cppzmq)
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# Configure msgpack-c - disable boost dependency
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set(MSGPACK_USE_BOOST OFF CACHE BOOL "" FORCE)
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add_compile_definitions(MSGPACK_NO_BOOST)
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include_directories(third_party/msgpack-c/include)
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# Faiss configuration - streamlined build
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set(FAISS_ENABLE_PYTHON ON CACHE BOOL "" FORCE)
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set(FAISS_ENABLE_GPU OFF CACHE BOOL "" FORCE)
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set(FAISS_ENABLE_EXTRAS OFF CACHE BOOL "" FORCE)
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set(BUILD_TESTING OFF CACHE BOOL "" FORCE)
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set(FAISS_ENABLE_C_API OFF CACHE BOOL "" FORCE)
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set(FAISS_OPT_LEVEL "generic" CACHE STRING "" FORCE)
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# Disable x86-specific SIMD optimizations (important for ARM64 compatibility)
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set(FAISS_ENABLE_AVX2 OFF CACHE BOOL "" FORCE)
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set(FAISS_ENABLE_AVX512 OFF CACHE BOOL "" FORCE)
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set(FAISS_ENABLE_SSE4_1 OFF CACHE BOOL "" FORCE)
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# ARM64-specific configuration
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64|arm64")
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message(STATUS "Configuring Faiss for ARM64 architecture")
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if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
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# Use SVE optimization level for ARM64 Linux (as seen in Faiss conda build)
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set(FAISS_OPT_LEVEL "sve" CACHE STRING "" FORCE)
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message(STATUS "Setting FAISS_OPT_LEVEL to 'sve' for ARM64 Linux")
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else()
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# Use generic optimization for other ARM64 platforms (like macOS)
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set(FAISS_OPT_LEVEL "generic" CACHE STRING "" FORCE)
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message(STATUS "Setting FAISS_OPT_LEVEL to 'generic' for ARM64 ${CMAKE_SYSTEM_NAME}")
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endif()
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# ARM64 compatibility: Faiss submodule has been modified to fix x86 header inclusion
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message(STATUS "Using ARM64-compatible Faiss submodule")
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endif()
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# Additional optimization options from INSTALL.md
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set(CMAKE_BUILD_TYPE "Release" CACHE STRING "" FORCE)
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set(BUILD_SHARED_LIBS OFF CACHE BOOL "" FORCE) # Static library is faster to build
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# Avoid building demos and benchmarks
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set(BUILD_DEMOS OFF CACHE BOOL "" FORCE)
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set(BUILD_BENCHS OFF CACHE BOOL "" FORCE)
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# NEW: Tell Faiss to only build the generic version
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set(FAISS_BUILD_GENERIC ON CACHE BOOL "" FORCE)
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set(FAISS_BUILD_AVX2 OFF CACHE BOOL "" FORCE)
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set(FAISS_BUILD_AVX512 OFF CACHE BOOL "" FORCE)
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# IMPORTANT: Disable building AVX versions to speed up compilation
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set(FAISS_BUILD_AVX_VERSIONS OFF CACHE BOOL "" FORCE)
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add_subdirectory(third_party/faiss)
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