diff options
Diffstat (limited to 'Modules/Compiler/ARMClang.cmake')
| -rw-r--r-- | Modules/Compiler/ARMClang.cmake | 83 |
1 files changed, 71 insertions, 12 deletions
diff --git a/Modules/Compiler/ARMClang.cmake b/Modules/Compiler/ARMClang.cmake index 2518ac7..01ce91d 100644 --- a/Modules/Compiler/ARMClang.cmake +++ b/Modules/Compiler/ARMClang.cmake @@ -19,6 +19,13 @@ mark_as_advanced(CMAKE_ARMClang_LINKER) set(CMAKE_AR "${CMAKE_ARMClang_AR}" CACHE FILEPATH "The ARMClang archiver" FORCE) mark_as_advanced(CMAKE_ARMClang_AR) +if (CMAKE_LINKER MATCHES "armlink") + set(__CMAKE_ARMClang_USING_armlink TRUE) + set(CMAKE_LIBRARY_PATH_FLAG "--userlibpath=") +else() + set(__CMAKE_ARMClang_USING_armlink FALSE) +endif() + # get compiler supported cpu list function(__armclang_set_processor_list lang out_var) execute_process(COMMAND "${CMAKE_${lang}_COMPILER}" --target=${CMAKE_${lang}_COMPILER_TARGET} -mcpu=list @@ -39,6 +46,32 @@ function(__armclang_check_processor processor list out_var) endif() endfunction() +# get compiler supported arch list +function(__armclang_set_arch_list lang out_var) + execute_process(COMMAND "${CMAKE_${lang}_COMPILER}" --target=${CMAKE_${lang}_COMPILER_TARGET} -march=list + OUTPUT_VARIABLE arch_list + ERROR_VARIABLE arch_list) + string(REGEX MATCHALL "-march=([^ \n]*)" arch_list "${arch_list}") + string(REGEX REPLACE "-march=" "" arch_list "${arch_list}") + set(${out_var} "${arch_list}" PARENT_SCOPE) +endfunction() + +# get linker supported cpu list +function(__armlink_set_cpu_list lang out_var) + if(__CMAKE_ARMClang_USING_armlink) + set(__linker_wrapper_flags "") + else() + set(__linker_wrapper_flags --target=${CMAKE_${lang}_COMPILER_TARGET} -Xlinker) + endif() + + execute_process(COMMAND "${CMAKE_LINKER}" ${__linker_wrapper_flags} --cpu=list + OUTPUT_VARIABLE cpu_list + ERROR_VARIABLE cpu_list) + string(REGEX MATCHALL "--cpu=([^ \n]*)" cpu_list "${cpu_list}") + string(REGEX REPLACE "--cpu=" "" cpu_list "${cpu_list}") + set(${out_var} "${cpu_list}" PARENT_SCOPE) +endfunction() + macro(__compiler_armclang lang) if(NOT CMAKE_${lang}_COMPILER_TARGET) set(CMAKE_${lang}_COMPILER_TARGET arm-arm-none-eabi) @@ -46,24 +79,50 @@ macro(__compiler_armclang lang) if(NOT CMAKE_${lang}_COMPILER_PROCESSOR_LIST) __armclang_set_processor_list(${lang} CMAKE_${lang}_COMPILER_PROCESSOR_LIST) endif() - if(NOT CMAKE_SYSTEM_PROCESSOR) - message(FATAL_ERROR " CMAKE_SYSTEM_PROCESSOR must be set for ARMClang\n" - " Supported processor: ${CMAKE_${lang}_COMPILER_PROCESSOR_LIST}\n") + if(NOT CMAKE_${lang}_COMPILER_ARCH_LIST) + __armclang_set_arch_list(${lang} CMAKE_${lang}_COMPILER_ARCH_LIST) + endif() + if(NOT CMAKE_SYSTEM_PROCESSOR AND NOT CMAKE_SYSTEM_ARCH) + message(FATAL_ERROR " CMAKE_SYSTEM_PROCESSOR or CMAKE_SYSTEM_ARCH must be set for ARMClang\n" + " Supported processor: ${CMAKE_${lang}_COMPILER_PROCESSOR_LIST}\n" + " Supported Architecture: ${CMAKE_${lang}_COMPILER_ARCH_LIST}") else() - __armclang_check_processor("${CMAKE_SYSTEM_PROCESSOR}" "${CMAKE_${lang}_COMPILER_PROCESSOR_LIST}" _CMAKE_${lang}_CHECK_RESULT) - if(NOT _CMAKE_${lang}_CHECK_RESULT) - message(FATAL_ERROR " System processor '${CMAKE_SYSTEM_PROCESSOR}' not supported by ARMClang ${lang} compiler\n" - " Supported processor: ${CMAKE_${lang}_COMPILER_PROCESSOR_LIST}\n") + __armclang_check_processor("${CMAKE_SYSTEM_ARCH}" "${CMAKE_${lang}_COMPILER_ARCH_LIST}" _CMAKE_${lang}_CHECK_ARCH_RESULT) + if( _CMAKE_${lang}_CHECK_ARCH_RESULT) + string(APPEND CMAKE_${lang}_FLAGS_INIT "-march=${CMAKE_SYSTEM_ARCH}") + set(__march_flag_set TRUE) + endif() + __armclang_check_processor("${CMAKE_SYSTEM_PROCESSOR}" "${CMAKE_${lang}_COMPILER_PROCESSOR_LIST}" _CMAKE_${lang}_CHECK_PROCESSOR_RESULT) + if(_CMAKE_${lang}_CHECK_PROCESSOR_RESULT) + string(APPEND CMAKE_${lang}_FLAGS_INIT "-mcpu=${CMAKE_SYSTEM_PROCESSOR}") + set(__mcpu_flag_set TRUE) + endif() + if(NOT __march_flag_set AND NOT __mcpu_flag_set) + message(FATAL_ERROR "Atleast one of the variables CMAKE_SYSTEM_PROCESSOR or CMAKE_SYSTEM_ARCH must be set for ARMClang\n" + "Supported processor: ${CMAKE_${lang}_COMPILER_PROCESSOR_LIST}\n" + " Supported Architecture: ${CMAKE_${lang}_COMPILER_ARCH_LIST}") endif() - unset(_CMAKE_${lang}_CHECK_RESULT) + unset(_CMAKE_${lang}_CHECK_PROCESSOR_RESULT) + unset(_CMAKE_${lang}_CHECK_ARCH_RESULT) endif() - string(APPEND CMAKE_${lang}_FLAGS_INIT "-mcpu=${CMAKE_SYSTEM_PROCESSOR}") - string(APPEND CMAKE_${lang}_LINK_FLAGS "--cpu=${CMAKE_SYSTEM_PROCESSOR}") - set(CMAKE_${lang}_LINK_EXECUTABLE "<CMAKE_LINKER> <CMAKE_${lang}_LINK_FLAGS> <LINK_FLAGS> <LINK_LIBRARIES> <OBJECTS> -o <TARGET> --list <TARGET_BASE>.map") + #check if CMAKE_SYSTEM_PROCESSOR belongs to supported cpu list for armlink + __armlink_set_cpu_list( ${lang} CMAKE_LINKER_CPU_LIST) + list(TRANSFORM CMAKE_LINKER_CPU_LIST TOLOWER) + __armclang_check_processor("${CMAKE_SYSTEM_PROCESSOR}" "${CMAKE_LINKER_CPU_LIST}" _CMAKE_CHECK_LINK_CPU_RESULT) + if(_CMAKE_CHECK_LINK_CPU_RESULT) + string(APPEND CMAKE_${lang}_LINK_FLAGS "--cpu=${CMAKE_SYSTEM_PROCESSOR}") + endif() + + if(__CMAKE_ARMClang_USING_armlink) + set(__CMAKE_ARMClang_USING_armlink_WRAPPER "") + else() + set(__CMAKE_ARMClang_USING_armlink_WRAPPER ${CMAKE_${lang}_LINKER_WRAPPER_FLAG}) + endif() + set(CMAKE_${lang}_LINK_EXECUTABLE "<CMAKE_LINKER> <CMAKE_${lang}_LINK_FLAGS> <LINK_FLAGS> <LINK_LIBRARIES> <OBJECTS> -o <TARGET> ${__CMAKE_ARMClang_USING_armlink_WRAPPER} --list <TARGET_BASE>.map") set(CMAKE_${lang}_CREATE_STATIC_LIBRARY "<CMAKE_AR> --create -cr <TARGET> <LINK_FLAGS> <OBJECTS>") set(CMAKE_${lang}_ARCHIVE_CREATE "<CMAKE_AR> --create -cr <TARGET> <LINK_FLAGS> <OBJECTS>") - set(CMAKE_${lang}_RESPONSE_FILE_LINK_FLAG "--via=") + set(CMAKE_${lang}_RESPONSE_FILE_LINK_FLAG "${__CMAKE_ARMClang_USING_armlink_WRAPPER} --via=") set(CMAKE_${lang}_OUTPUT_EXTENSION ".o") set(CMAKE_${lang}_OUTPUT_EXTENSION_REPLACE 1) endmacro() |