60 lines
1.4 KiB
Text
60 lines
1.4 KiB
Text
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function(add_startup_object name)
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cmake_parse_arguments(
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"ADD_STARTUP_OBJECT"
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"ALIAS" # Option argument
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"SRC" # Single value arguments
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"DEPENDS;COMPILE_OPTIONS" # Multi value arguments
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${ARGN}
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)
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get_fq_target_name(${name} fq_target_name)
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if(ADD_STARTUP_OBJECT_ALIAS)
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get_fq_deps_list(fq_dep_list ${ADD_STARTUP_OBJECT_DEPENDS})
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add_library(${fq_target_name} ALIAS ${fq_dep_list})
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return()
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endif()
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add_object_library(
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${name}
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SRCS ${ADD_STARTUP_OBJECT_SRC}
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DEPENDS ${ADD_STARTUP_OBJECT_DEPENDS}
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COMPILE_OPTIONS ${ADD_STARTUP_OBJECT_COMPILE_OPTIONS}
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)
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set_target_properties(
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${fq_target_name}
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PROPERTIES
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OUTPUT_NAME ${name}.o
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)
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endfunction()
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if(LIBC_GPU_TARGET_ARCHITECTURE_IS_AMDGPU)
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add_subdirectory(amdgpu)
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add_startup_object(
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crt1
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ALIAS
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DEPENDS
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.amdgpu.crt1
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)
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elseif(LIBC_GPU_TARGET_ARCHITECTURE_IS_NVPTX)
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add_subdirectory(nvptx)
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add_startup_object(
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crt1
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ALIAS
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DEPENDS
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.nvptx.crt1
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)
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else()
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# Skip building the startup code if there are no supported GPUs.
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message(STATUS "Skipping startup for gpu target, no GPUs were detected")
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return()
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endif()
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add_custom_target(libc-startup)
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set(startup_components crt1)
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foreach(target IN LISTS startup_components)
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set(fq_target_name libc.startup.gpu.${target})
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add_dependencies(libc-startup ${fq_target_name})
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endforeach()
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