blob: 5b8781d2c51459c3d41c1d841976c3dc23dfe5a2 [file] [log] [blame]
# SPDX-License-Identifier: Apache-2.0
find_appropriate_cache_directory(USER_CACHE_DIR)
if((NOT "${USER_CACHE_DIR}" STREQUAL "") AND (EXISTS "${USER_CACHE_DIR}"))
message(STATUS "Invalidating toolchain capability cache in ${USER_CACHE_DIR}")
execute_process(COMMAND
${CMAKE_COMMAND} -E remove_directory "${USER_CACHE_DIR}")
endif()
if(DEFINED $ENV{CLANG_ROOT_DIR})
set(TOOLCHAIN_HOME ${CLANG_ROOT}/bin/)
endif()
set(COMPILER clang)
set(LINKER ld) # TODO: Use lld eventually rather than GNU ld
if("${ARCH}" STREQUAL "arm")
set(triple arm-none-eabi)
set(CMAKE_EXE_LINKER_FLAGS_INIT "--specs=nosys.specs")
elseif("${ARCH}" STREQUAL "x86")
set(triple i686-pc-none-elf)
endif()
set(CMAKE_C_COMPILER_TARGET ${triple})
set(CMAKE_ASM_COMPILER_TARGET ${triple})
set(CMAKE_CXX_COMPILER_TARGET ${triple})
if("${ARCH}" STREQUAL "posix")
set(TOOLCHAIN_HAS_NEWLIB OFF CACHE BOOL "True if toolchain supports newlib")
endif()