diff options
| author | hathach <[email protected]> | 2023-06-01 12:36:08 +0700 |
|---|---|---|
| committer | hathach <[email protected]> | 2023-06-01 12:36:08 +0700 |
| commit | 19a597bcae11077c3011d78f1a85dc2f1bfcd00f (patch) | |
| tree | d3bd96b4e1d6078021365a0b1e12193db194712f /tools/cmake | |
| parent | ddc029ce54913fa898c5225a2e87f136a6b81060 (diff) | |
add lto for cmake
Diffstat (limited to 'tools/cmake')
| -rw-r--r-- | tools/cmake/cpu/cortex-m33.cmake | 1 | ||||
| -rw-r--r-- | tools/cmake/toolchain/arm_gcc.cmake | 8 | ||||
| -rw-r--r-- | tools/cmake/toolchain/set_flags.cmake | 28 |
3 files changed, 19 insertions, 18 deletions
diff --git a/tools/cmake/cpu/cortex-m33.cmake b/tools/cmake/cpu/cortex-m33.cmake index 26c91a64f..fda277010 100644 --- a/tools/cmake/cpu/cortex-m33.cmake +++ b/tools/cmake/cpu/cortex-m33.cmake @@ -3,7 +3,6 @@ if (TOOLCHAIN STREQUAL "gcc") -mthumb -mcpu=cortex-m33 -mfloat-abi=hard - #-mfpu=fpv5-d16 -mfpu=fpv5-sp-d16 ) diff --git a/tools/cmake/toolchain/arm_gcc.cmake b/tools/cmake/toolchain/arm_gcc.cmake index 5f25d637b..c7f12f43a 100644 --- a/tools/cmake/toolchain/arm_gcc.cmake +++ b/tools/cmake/toolchain/arm_gcc.cmake @@ -4,9 +4,11 @@ set(CMAKE_ASM_COMPILER "arm-none-eabi-gcc") set(CMAKE_C_COMPILER "arm-none-eabi-gcc") set(CMAKE_CXX_COMPILER "arm-none-eabi-g++") -set(TOOLCHAIN_SIZE "arm-none-eabi-size" CACHE INTERNAL "") -set(GCC_ELF2BIN "arm-none-eabi-objcopy") -set_property(GLOBAL PROPERTY ELF2BIN ${GCC_ELF2BIN}) +set(CMAKE_SIZE "arm-none-eabi-size" CACHE FILEPATH "") +set(CMAKE_OBJCOPY "arm-none-eabi-objcopy" CACHE FILEPATH "") +set(CMAKE_OBJDUMP "arm-none-eabi-objdump" CACHE FILEPATH "") + +set_property(GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS FALSE) # Look for includes and libraries only in the target system prefix. set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) diff --git a/tools/cmake/toolchain/set_flags.cmake b/tools/cmake/toolchain/set_flags.cmake index 3f109b59e..6f74fe673 100644 --- a/tools/cmake/toolchain/set_flags.cmake +++ b/tools/cmake/toolchain/set_flags.cmake @@ -1,16 +1,16 @@ include(CMakePrintHelpers) -foreach(LANG IN ITEMS C CXX ASM) - # join the toolchain flags into a single string - list(APPEND TOOLCHAIN_${LANG}_FLAGS ${TOOLCHAIN_COMMON_FLAGS}) - list(JOIN TOOLCHAIN_${LANG}_FLAGS " " TOOLCHAIN_${LANG}_FLAGS) - set(CMAKE_${LANG}_FLAGS_INIT "${TOOLCHAIN_${LANG}_FLAGS}") +foreach (LANG IN ITEMS C CXX ASM) + # join the toolchain flags into a single string + list(APPEND TOOLCHAIN_${LANG}_FLAGS ${TOOLCHAIN_COMMON_FLAGS}) + list(JOIN TOOLCHAIN_${LANG}_FLAGS " " TOOLCHAIN_${LANG}_FLAGS) + set(CMAKE_${LANG}_FLAGS_INIT "${TOOLCHAIN_${LANG}_FLAGS}") - #cmake_print_variables(CMAKE_${LANG}_FLAGS_INIT) + #cmake_print_variables(CMAKE_${LANG}_FLAGS_INIT) - # optimization flags - set(CMAKE_${LANG}_FLAGS_RELEASE_INIT "-Os") - set(CMAKE_${LANG}_FLAGS_DEBUG_INIT "-O0") -endforeach() + # optimization flags for LOG, LOGGER ? + #set(CMAKE_${LANG}_FLAGS_RELEASE_INIT "-Os") + #set(CMAKE_${LANG}_FLAGS_DEBUG_INIT "-O0") +endforeach () # Linker list(JOIN TOOLCHAIN_EXE_LINKER_FLAGS " " CMAKE_EXE_LINKER_FLAGS_INIT) @@ -18,7 +18,7 @@ list(JOIN TOOLCHAIN_EXE_LINKER_FLAGS " " CMAKE_EXE_LINKER_FLAGS_INIT) # try_compile is cmake test compiling its own example, # pass -nostdlib to skip stdlib linking get_property(IS_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE) -if(IS_IN_TRY_COMPILE) - set(CMAKE_C_LINK_FLAGS "${CMAKE_C_LINK_FLAGS} -nostdlib") - set(CMAKE_CXX_LINK_FLAGS "${CMAKE_CXX_LINK_FLAGS} -nostdlib") -endif() +if (IS_IN_TRY_COMPILE) + set(CMAKE_C_LINK_FLAGS "${CMAKE_C_LINK_FLAGS} -nostdlib") + set(CMAKE_CXX_LINK_FLAGS "${CMAKE_CXX_LINK_FLAGS} -nostdlib") +endif () |