armclang-community.cmake

include(CMakePrintHelpers)
# check the environment variable for the supported cortex type
include(${CMAKE_CURRENT_LIST_DIR}/common/checkCORTEX_TYPE.cmake)

# set factors based on the cortex type defined
include(${CMAKE_CURRENT_LIST_DIR}/cortex/$ENV{CORTEX_TYPE}.cmake)

# Specify location of toolchain root folder
message(CHECK_START "Searching for ARM_CLANG_ROOT_FOLDER")
if(NOT EXISTS "$ENV{ARM_CLANG_ROOT_FOLDER}")
    message(CHECK_FAIL "not found.")
    message(FATAL_ERROR "No valid compiler for this toolchain found, aborting!")
else()
    message(CHECK_PASS "found ... \"$ENV{ARM_CLANG_ROOT_FOLDER}\"")
    set(TC_ROOT_FOLDER "$ENV{ARM_CLANG_ROOT_FOLDER}")
endif()

# Exports the compile options for each file as compile_commands.json
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

# set toolchain (TC) path independent of host file system
cmake_path(SET TC___C_EXEC NORMALIZE "${TC_ROOT_FOLDER}/bin/armclang${TC_POSTFIX}")
cmake_path(SET TC_CXX_EXEC NORMALIZE "${TC_ROOT_FOLDER}/bin/armclang${TC_POSTFIX}")
cmake_path(SET TC_ASM_EXEC NORMALIZE "${TC_ROOT_FOLDER}/bin/armclang${TC_POSTFIX}")
cmake_path(SET TC_ELF_EXEC NORMALIZE "${TC_ROOT_FOLDER}/bin/fromelf${TC_POSTFIX}")

# set target compiler triplet (throws error otherwise)
set(FLAGS "${ac6_target} ${cpu_flag} ${fpu_type} ${float_abi}" CACHE STRING "Compiler flags")
set(LINK_FLAGS "${ac6_link_flag}" CACHE STRING "Linker flags")
set(ASM_FLAGS "${ac6_target} ${cpu_flag} ${fpu_type} ${float_abi}" CACHE STRING "ASM flags")

set(CMAKE_C_COMPILER                ${TC___C_EXEC} ${FLAGS})
set(CMAKE_ASM_COMPILER              ${TC___C_EXEC} ${ASM_FLAGS})
set(CMAKE_CXX_COMPILER              ${TC_CXX_EXEC} ${FLAGS} ${CPP_FLAGS})

# Upfront configured for target compilier triplet for compiler checks
set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)

include(${CMAKE_CURRENT_LIST_DIR}/common/ac6.cmake)