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72 lines
3.1 KiB
72 lines
3.1 KiB
5 years ago
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if(_ARMClang_CMAKE_LOADED)
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return()
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endif()
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set(_ARMClang_CMAKE_LOADED TRUE)
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cmake_policy(PUSH)
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cmake_policy(SET CMP0057 NEW) # if IN_LIST
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get_filename_component(_CMAKE_C_TOOLCHAIN_LOCATION "${CMAKE_C_COMPILER}" PATH)
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get_filename_component(_CMAKE_CXX_TOOLCHAIN_LOCATION "${CMAKE_CXX_COMPILER}" PATH)
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set(CMAKE_EXECUTABLE_SUFFIX ".elf")
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find_program(CMAKE_ARMClang_LINKER armlink HINTS "${_CMAKE_C_TOOLCHAIN_LOCATION}" "${_CMAKE_CXX_TOOLCHAIN_LOCATION}" )
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find_program(CMAKE_ARMClang_AR armar HINTS "${_CMAKE_C_TOOLCHAIN_LOCATION}" "${_CMAKE_CXX_TOOLCHAIN_LOCATION}" )
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set(CMAKE_LINKER "${CMAKE_ARMClang_LINKER}" CACHE FILEPATH "The ARMClang linker" FORCE)
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mark_as_advanced(CMAKE_ARMClang_LINKER)
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set(CMAKE_AR "${CMAKE_ARMClang_AR}" CACHE FILEPATH "The ARMClang archiver" FORCE)
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mark_as_advanced(CMAKE_ARMClang_AR)
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# get compiler supported cpu list
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function(__armclang_set_processor_list lang out_var)
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execute_process(COMMAND "${CMAKE_${lang}_COMPILER}" --target=${CMAKE_${lang}_COMPILER_TARGET} -mcpu=list
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OUTPUT_VARIABLE processor_list
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ERROR_VARIABLE processor_list)
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string(REGEX MATCHALL "-mcpu=([^ \n]*)" processor_list "${processor_list}")
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string(REGEX REPLACE "-mcpu=" "" processor_list "${processor_list}")
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set(${out_var} "${processor_list}" PARENT_SCOPE)
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endfunction()
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# check processor is in list
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function(__armclang_check_processor processor list out_var)
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string(TOLOWER "${processor}" processor)
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if(processor IN_LIST list)
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set(${out_var} TRUE PARENT_SCOPE)
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else()
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set(${out_var} FALSE PARENT_SCOPE)
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endif()
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endfunction()
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macro(__compiler_armclang lang)
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if(NOT CMAKE_${lang}_COMPILER_TARGET)
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set(CMAKE_${lang}_COMPILER_TARGET arm-arm-none-eabi)
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endif()
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if(NOT CMAKE_${lang}_COMPILER_PROCESSOR_LIST)
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__armclang_set_processor_list(${lang} CMAKE_${lang}_COMPILER_PROCESSOR_LIST)
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endif()
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if(NOT CMAKE_SYSTEM_PROCESSOR)
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message(FATAL_ERROR " CMAKE_SYSTEM_PROCESSOR must be set for ARMClang\n"
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" Supported processor: ${CMAKE_${lang}_COMPILER_PROCESSOR_LIST}\n")
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else()
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__armclang_check_processor("${CMAKE_SYSTEM_PROCESSOR}" "${CMAKE_${lang}_COMPILER_PROCESSOR_LIST}" _CMAKE_${lang}_CHECK_RESULT)
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if(NOT _CMAKE_${lang}_CHECK_RESULT)
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message(FATAL_ERROR " System processor '${CMAKE_SYSTEM_PROCESSOR}' not supported by ARMClang ${lang} compiler\n"
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" Supported processor: ${CMAKE_${lang}_COMPILER_PROCESSOR_LIST}\n")
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endif()
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unset(_CMAKE_${lang}_CHECK_RESULT)
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endif()
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string(APPEND CMAKE_${lang}_FLAGS_INIT "-mcpu=${CMAKE_SYSTEM_PROCESSOR}")
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string(APPEND CMAKE_${lang}_LINK_FLAGS "--cpu=${CMAKE_SYSTEM_PROCESSOR}")
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set(CMAKE_${lang}_LINK_EXECUTABLE "<CMAKE_LINKER> <CMAKE_${lang}_LINK_FLAGS> <LINK_FLAGS> <LINK_LIBRARIES> <OBJECTS> -o <TARGET> --list <TARGET_BASE>.map")
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set(CMAKE_${lang}_CREATE_STATIC_LIBRARY "<CMAKE_AR> --create -cr <TARGET> <LINK_FLAGS> <OBJECTS>")
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set(CMAKE_${lang}_ARCHIVE_CREATE "<CMAKE_AR> --create -cr <TARGET> <LINK_FLAGS> <OBJECTS>")
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set(CMAKE_${lang}_RESPONSE_FILE_LINK_FLAG "--via=")
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set(CMAKE_${lang}_OUTPUT_EXTENSION ".o")
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set(CMAKE_${lang}_OUTPUT_EXTENSION_REPLACE 1)
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endmacro()
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cmake_policy(POP)
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