forked from Karylab-cklius/vllm
139 lines
4.9 KiB
CMake
139 lines
4.9 KiB
CMake
include(FetchContent)
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set(CUTLASS_INCLUDE_DIR "${CUTLASS_INCLUDE_DIR}" CACHE PATH "Path to CUTLASS include/ directory")
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if(DEFINED ENV{QUTLASS_SRC_DIR})
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set(QUTLASS_SRC_DIR $ENV{QUTLASS_SRC_DIR})
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endif()
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if(QUTLASS_SRC_DIR)
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FetchContent_Declare(
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qutlass
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SOURCE_DIR ${QUTLASS_SRC_DIR}
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CONFIGURE_COMMAND ""
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BUILD_COMMAND ""
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)
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else()
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FetchContent_Declare(
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qutlass
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GIT_REPOSITORY https://github.com/IST-DASLab/qutlass.git
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GIT_TAG 830d2c4537c7396e14a02a46fbddd18b5d107c65
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GIT_PROGRESS TRUE
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CONFIGURE_COMMAND ""
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BUILD_COMMAND ""
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)
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endif()
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FetchContent_Populate(qutlass)
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if(NOT qutlass_SOURCE_DIR)
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message(FATAL_ERROR "[QUTLASS] source directory could not be resolved.")
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endif()
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message(STATUS "[QUTLASS] QuTLASS is available at ${qutlass_SOURCE_DIR}")
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if(${CMAKE_CUDA_COMPILER_VERSION} VERSION_GREATER_EQUAL 13.0)
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cuda_archs_loose_intersection(QUTLASS_SM120_ARCHS "12.0f" "${CUDA_ARCHS}")
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cuda_archs_loose_intersection(QUTLASS_SM100_ARCHS "10.0f" "${CUDA_ARCHS}")
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else()
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cuda_archs_loose_intersection(QUTLASS_SM120_ARCHS "12.0a;12.1a" "${CUDA_ARCHS}")
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cuda_archs_loose_intersection(QUTLASS_SM100_ARCHS "10.0a;10.3a" "${CUDA_ARCHS}")
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endif()
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# QUTLASS uses TARGET_CUDA_ARCH as a single preprocessor selector for all its
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# sources. Do not compile a mixed SM100/SM120 arch list with one selector; prefer
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# SM100 when both families are requested because that is the primary deployed
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# target for this extension today.
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if(QUTLASS_SM100_ARCHS)
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set(QUTLASS_ARCHS "${QUTLASS_SM100_ARCHS}")
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set(QUTLASS_TARGET_CC 100)
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if(QUTLASS_SM120_ARCHS)
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message(WARNING
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"[QUTLASS] Both SM100 and SM120 archs were requested; selecting SM100 "
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"because TARGET_CUDA_ARCH is a single compile-time selector.")
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endif()
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elseif(QUTLASS_SM120_ARCHS)
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set(QUTLASS_ARCHS "${QUTLASS_SM120_ARCHS}")
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set(QUTLASS_TARGET_CC 120)
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else()
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set(QUTLASS_ARCHS)
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endif()
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if(${CMAKE_CUDA_COMPILER_VERSION} VERSION_GREATER_EQUAL 12.8 AND QUTLASS_ARCHS)
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set(QUTLASS_SOURCES
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csrc/qutlass_registration.cpp
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${qutlass_SOURCE_DIR}/qutlass/csrc/bindings.cpp
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${qutlass_SOURCE_DIR}/qutlass/csrc/gemm.cu
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${qutlass_SOURCE_DIR}/qutlass/csrc/gemm_ada.cu
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${qutlass_SOURCE_DIR}/qutlass/csrc/fused_quantize_mx.cu
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${qutlass_SOURCE_DIR}/qutlass/csrc/fused_quantize_nv.cu
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${qutlass_SOURCE_DIR}/qutlass/csrc/fused_quantize_mx_sm100.cu
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${qutlass_SOURCE_DIR}/qutlass/csrc/fused_quantize_nv_sm100.cu
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)
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set(QUTLASS_INCLUDES
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${qutlass_SOURCE_DIR}
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${qutlass_SOURCE_DIR}/qutlass
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${qutlass_SOURCE_DIR}/qutlass/csrc/include
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${qutlass_SOURCE_DIR}/qutlass/csrc/include/cutlass_extensions
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)
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if(CUTLASS_INCLUDE_DIR AND EXISTS "${CUTLASS_INCLUDE_DIR}/cutlass/cutlass.h")
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list(APPEND QUTLASS_INCLUDES "${CUTLASS_INCLUDE_DIR}")
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if(CUTLASS_TOOLS_UTIL_INCLUDE_DIR AND
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EXISTS "${CUTLASS_TOOLS_UTIL_INCLUDE_DIR}/cutlass/util/packed_stride.hpp")
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list(APPEND QUTLASS_INCLUDES "${CUTLASS_TOOLS_UTIL_INCLUDE_DIR}")
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else()
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get_filename_component(_qutlass_cutlass_root "${CUTLASS_INCLUDE_DIR}" DIRECTORY)
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if(EXISTS "${_qutlass_cutlass_root}/tools/util/include/cutlass/util/packed_stride.hpp")
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list(APPEND QUTLASS_INCLUDES "${_qutlass_cutlass_root}/tools/util/include")
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endif()
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endif()
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elseif(EXISTS "${qutlass_SOURCE_DIR}/qutlass/third_party/cutlass/include/cutlass/cutlass.h")
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list(APPEND QUTLASS_INCLUDES
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"${qutlass_SOURCE_DIR}/qutlass/third_party/cutlass/include"
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"${qutlass_SOURCE_DIR}/qutlass/third_party/cutlass/tools/util/include")
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message(STATUS "[QUTLASS] Using QuTLASS vendored CUTLASS headers (no vLLM CUTLASS detected).")
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else()
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message(FATAL_ERROR "[QUTLASS] CUTLASS headers not found. "
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"Set -DCUTLASS_INCLUDE_DIR=/path/to/cutlass/include")
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endif()
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set_gencode_flags_for_srcs(
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SRCS "${QUTLASS_SOURCES}"
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CUDA_ARCHS "${QUTLASS_ARCHS}"
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)
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# QuTLASS uses legacy ATen headers and cannot be built with TORCH_TARGET_VERSION.
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# Keep it as its own extension (registers torch.ops._qutlass_C).
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define_extension_target(
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_qutlass_C
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DESTINATION vllm
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LANGUAGE ${VLLM_GPU_LANG}
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SOURCES ${QUTLASS_SOURCES}
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COMPILE_FLAGS ${VLLM_GPU_FLAGS}
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ARCHITECTURES ${VLLM_GPU_ARCHES}
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INCLUDE_DIRECTORIES ${QUTLASS_INCLUDES}
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USE_SABI 3
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WITH_SOABI)
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target_compile_definitions(_qutlass_C PRIVATE
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QUTLASS_DISABLE_PYBIND=1
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TARGET_CUDA_ARCH=${QUTLASS_TARGET_CC}
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CUTLASS_ENABLE_DIRECT_CUDA_DRIVER_CALL=1)
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set_property(SOURCE ${QUTLASS_SOURCES} APPEND PROPERTY COMPILE_OPTIONS
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$<$<COMPILE_LANGUAGE:CUDA>:--expt-relaxed-constexpr --use_fast_math -O3>
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)
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else()
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if("${CMAKE_CUDA_COMPILER_VERSION}" VERSION_LESS "12.8")
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message(STATUS
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"[QUTLASS] Skipping build: CUDA 12.8 or newer is required (found ${CMAKE_CUDA_COMPILER_VERSION}).")
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else()
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message(STATUS
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"[QUTLASS] Skipping build: no supported arch (12.0f / 10.0f) found in "
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"CUDA_ARCHS='${CUDA_ARCHS}'.")
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endif()
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add_custom_target(_qutlass_C)
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endif()
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