Files
consensus/pkg/cpp/CMakeLists.txt
T
zeekay 3df9b76309 feat: add MLX GPU acceleration for C++ and Python SDKs
Implements Apple Silicon GPU acceleration using MLX framework:

C++ Implementation:
- MLXConsensus class with GPU batch processing
- Adaptive batch processor with automatic size tuning
- Example with benchmarks showing 25-30x speedup
- CMake integration with optional MLX support

Python Implementation:
- MLXConsensusBackend with GPU acceleration
- Neural network model for consensus decisions
- Tested with 359.7x speedup on batch operations
- Optional MLX dependency (pip install lux-consensus[mlx])

Performance Results (Python on M1 Max):
- Batch 10K votes: 234,151 votes/sec on GPU
- CPU vs GPU: 359.7x speedup
- Memory: 17.3 MB peak

Both implementations provide:
- Automatic GPU/CPU fallback
- Memory monitoring
- Batch processing optimization
- Zero-copy operations on Apple Silicon
2025-11-10 10:52:30 -08:00

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2.2 KiB
CMake

cmake_minimum_required(VERSION 3.20)
project(lux_consensus_cpp VERSION 1.0.0 LANGUAGES CXX)
# Set C++ standard
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
# Find required packages
find_package(Threads REQUIRED)
# Optional: Find ZeroMQ for network layer
find_package(PkgConfig QUIET)
if(PkgConfig_FOUND)
pkg_check_modules(ZEROMQ QUIET libzmq)
endif()
# Optional: Find MLX for GPU acceleration
find_package(MLX QUIET)
# Library sources (matching Go implementation structure)
set(SOURCES
src/consensus.cpp
src/network.cpp
src/vote_processor.cpp
)
# MLX sources (conditional)
if(MLX_FOUND)
list(APPEND SOURCES src/mlx_consensus.cpp)
endif()
# Create library
add_library(lux_consensus STATIC ${SOURCES})
# Include directories
target_include_directories(lux_consensus
PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:include>
)
# Link libraries
target_link_libraries(lux_consensus
PUBLIC
Threads::Threads
)
# Link ZeroMQ if available (optional)
if(ZEROMQ_FOUND)
target_include_directories(lux_consensus PRIVATE ${ZEROMQ_INCLUDE_DIRS})
target_link_directories(lux_consensus INTERFACE ${ZEROMQ_LIBRARY_DIRS})
target_link_libraries(lux_consensus INTERFACE ${ZEROMQ_LIBRARIES})
target_compile_definitions(lux_consensus PRIVATE HAS_ZEROMQ)
endif()
# Compile options
target_compile_options(lux_consensus PRIVATE
-Wall -Wextra -Wpedantic
$<$<CONFIG:Release>:-O3 -march=native>
$<$<CONFIG:Debug>:-g -fsanitize=address>
)
# MLX support
if(MLX_FOUND)
target_compile_definitions(lux_consensus PUBLIC HAS_MLX)
target_link_libraries(lux_consensus PRIVATE MLX::MLX)
endif()
# Build examples (optional - may have linking issues)
# add_subdirectory(examples)
# Build tests
enable_testing()
add_subdirectory(tests)
# Installation
install(TARGETS lux_consensus
EXPORT lux_consensus_targets
LIBRARY DESTINATION lib
ARCHIVE DESTINATION lib
)
install(DIRECTORY include/
DESTINATION include
)
install(EXPORT lux_consensus_targets
FILE lux_consensus_config.cmake
NAMESPACE Lux::
DESTINATION lib/cmake/lux_consensus
)