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51 lines
1.8 KiB
CMake
51 lines
1.8 KiB
CMake
include(CMakeParseArguments)
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# clang format off
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#
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# ##############################################################################
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# Build metal library
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#
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# Adds a custom target ${TARGET} to build ${OUTPUT_DIRECTORY}/{TITLE}.metallib
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# from list ${SOURCES}, including list ${INCLUDE_DIRS}, depends on list ${DEPS}
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#
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# Args: TARGET: Custom target to be added for the metal library TITLE: Name of
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# the .metallib OUTPUT_DIRECTORY: Where to place ${TITLE}.metallib SOURCES: List
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# of source files INCLUDE_DIRS: List of include dirs DEPS: List of dependency
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# files (like headers) DEBUG: Boolean, if true, enables debug compile options
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# for this specific library. If not provided, uses global MLX_METAL_DEBUG.
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#
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# clang format on
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macro(mlx_build_metallib)
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# Parse args
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set(oneValueArgs TARGET TITLE OUTPUT_DIRECTORY DEBUG)
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set(multiValueArgs SOURCES INCLUDE_DIRS DEPS)
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cmake_parse_arguments(MTLLIB "" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
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# Set output
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set(MTLLIB_BUILD_TARGET "${MTLLIB_OUTPUT_DIRECTORY}/${MTLLIB_TITLE}.metallib")
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# Collect compile options
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set(MTLLIB_COMPILE_OPTIONS -Wall -Wextra -fno-fast-math -Wno-c++17-extensions)
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if(MLX_METAL_DEBUG OR MTLLIB_DEBUG)
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set(MTLLIB_COMPILE_OPTIONS ${MTLLIB_COMPILE_OPTIONS} -gline-tables-only
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-frecord-sources)
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endif()
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# Prepare metallib build command
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add_custom_command(
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OUTPUT ${MTLLIB_BUILD_TARGET}
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COMMAND
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xcrun -sdk macosx metal
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"$<LIST:TRANSFORM,${MTLLIB_INCLUDE_DIRS},PREPEND,-I>"
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${MTLLIB_COMPILE_OPTIONS} ${MTLLIB_SOURCES} -o ${MTLLIB_BUILD_TARGET}
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DEPENDS ${MTLLIB_DEPS} ${MTLLIB_SOURCES}
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COMMAND_EXPAND_LISTS
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COMMENT "Building ${MTLLIB_TITLE}.metallib"
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VERBATIM)
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# Add metallib custom target
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add_custom_target(${MTLLIB_TARGET} DEPENDS ${MTLLIB_BUILD_TARGET})
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endmacro(mlx_build_metallib)
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