mlx/mlx/backend/cuda/CMakeLists.txt

58 lines
2.2 KiB
CMake

# Filename rules in cuda backend:
#
# * Use .cu/.cuh if code contains device code, and .cpp/.h if not.
# * Device-only kernel code should be put in kernels/ subdir.
# * Files in kernels/ subdir should not include files outside.
target_sources(
mlx
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/allocator.cpp
${CMAKE_CURRENT_SOURCE_DIR}/copy.cpp
${CMAKE_CURRENT_SOURCE_DIR}/device.cpp
${CMAKE_CURRENT_SOURCE_DIR}/eval.cpp
${CMAKE_CURRENT_SOURCE_DIR}/event.cu
${CMAKE_CURRENT_SOURCE_DIR}/fence.cu
${CMAKE_CURRENT_SOURCE_DIR}/primitives.cu
${CMAKE_CURRENT_SOURCE_DIR}/slicing.cpp
${CMAKE_CURRENT_SOURCE_DIR}/utils.cpp
${CMAKE_CURRENT_SOURCE_DIR}/worker.cpp)
target_compile_definitions(mlx PUBLIC MLX_USE_CUDA)
# Enable defining device lambda functions.
target_compile_options(mlx
PRIVATE "$<$<COMPILE_LANGUAGE:CUDA>:--extended-lambda>")
# Compute capability 7 is required for synchronization between CPU/GPU with
# managed memory. TODO: Add more architectures for potential performance gain.
set(MLX_CUDA_ARCHITECTURES
"70;80"
CACHE STRING "CUDA architectures")
message(STATUS "CUDA architectures: ${MLX_CUDA_ARCHITECTURES}")
set_target_properties(mlx PROPERTIES CUDA_ARCHITECTURES
"${MLX_CUDA_ARCHITECTURES}")
# Use fixed version of CCCL.
FetchContent_Declare(
cccl
URL "https://github.com/NVIDIA/cccl/releases/download/v2.8.1/cccl-v2.8.1.zip")
FetchContent_MakeAvailable(cccl)
target_include_directories(mlx BEFORE PRIVATE "${cccl_SOURCE_DIR}/include")
# Use fixed version of NVTX.
FetchContent_Declare(
nvtx3
GIT_REPOSITORY https://github.com/NVIDIA/NVTX.git
GIT_TAG v3.1.1
GIT_SHALLOW TRUE
SOURCE_SUBDIR c EXCLUDE_FROM_ALL)
FetchContent_MakeAvailable(nvtx3)
target_link_libraries(mlx PUBLIC $<BUILD_INTERFACE:nvtx3-cpp>)
# Make cuda runtime APIs available in non-cuda files.
find_package(CUDAToolkit REQUIRED)
target_include_directories(mlx PRIVATE ${CUDAToolkit_INCLUDE_DIRS})
# Suppress nvcc warnings on MLX headers.
target_compile_options(mlx PRIVATE $<$<COMPILE_LANGUAGE:CUDA>:-Xcudafe
--diag_suppress=997>)