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clang build board test with h743

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hathach 2024-04-17 13:00:07 +07:00
parent 9f0e4c2889
commit 96f7ca02bf
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GPG Key ID: 26FAB84F615C3C52
5 changed files with 54 additions and 3 deletions
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11
examples/build_system/cmake/cpu/cortex-m7.cmake
View File

@ -5,7 +5,6 @@ if (TOOLCHAIN STREQUAL "gcc")
-mfloat-abi=hard
-mfpu=fpv5-d16
)
set(FREERTOS_PORT GCC_ARM_CM7 CACHE INTERNAL "")
elseif (TOOLCHAIN STREQUAL "iar")
@ -13,7 +12,15 @@ elseif (TOOLCHAIN STREQUAL "iar")
--cpu cortex-m7
--fpu VFPv5_D16
)
set(FREERTOS_PORT IAR_ARM_CM7 CACHE INTERNAL "")
elseif (TOOLCHAIN STREQUAL "clang")
set(TOOLCHAIN_COMMON_FLAGS
--target=arm-none-eabi
-mcpu=cortex-m7
-mfloat-abi=hard
-mfpu=fpv5-d16
)
set(FREERTOS_PORT GCC_ARM_CM7 CACHE INTERNAL "")
endif ()

21
examples/build_system/cmake/toolchain/arm_clang.cmake Normal file
View File

@ -0,0 +1,21 @@
if (NOT DEFINED CMAKE_C_COMPILER)
set(CMAKE_C_COMPILER "clang")
endif ()
if (NOT DEFINED CMAKE_CXX_COMPILER)
set(CMAKE_CXX_COMPILER "clang++")
endif ()
set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER})
set(CMAKE_SIZE "llvm-size" CACHE FILEPATH "")
set(CMAKE_OBJCOPY "llvm-objcopy" CACHE FILEPATH "")
set(CMAKE_OBJDUMP "llvm-objdump" CACHE FILEPATH "")
include(${CMAKE_CURRENT_LIST_DIR}/common.cmake)
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")
cmake_print_variables(CMAKE_C_LINK_FLAGS)
endif ()

11
examples/build_system/cmake/toolchain/common.cmake
View File

@ -37,7 +37,16 @@ elseif (TOOLCHAIN STREQUAL "iar")
--diag_suppress=Li065
)
elseif (TOOLCHAIN STREQUAL "clang")
message(FATAL_ERROR "Clang not supported")
list(APPEND TOOLCHAIN_COMMON_FLAGS
-fdata-sections
-ffunction-sections
-fno-strict-aliasing
)
list(APPEND TOOLCHAIN_EXE_LINKER_FLAGS
-Wl,--print-memory-usage
-Wl,--gc-sections
-Wl,--cref
)
endif ()
# join the toolchain flags into a single string

9
hw/bsp/family_support.cmake
View File

@ -10,13 +10,22 @@ get_filename_component(TOP ${TOP} ABSOLUTE)
# Toolchain
# Can be changed via -DTOOLCHAIN=gcc|iar or -DCMAKE_C_COMPILER=
#-------------------------------------------------------------
# Detect toolchain based on CMAKE_C_COMPILER
if (DEFINED CMAKE_C_COMPILER)
string(FIND ${CMAKE_C_COMPILER} "iccarm" IS_IAR)
string(FIND ${CMAKE_C_COMPILER} "clang" IS_CLANG)
string(FIND ${CMAKE_C_COMPILER} "gcc" IS_GCC)
if (NOT IS_IAR EQUAL -1)
set(TOOLCHAIN iar)
elseif (NOT IS_CLANG EQUAL -1)
set(TOOLCHAIN clang)
elseif (NOT IS_GCC EQUAL -1)
set(TOOLCHAIN gcc)
endif ()
endif ()
# default to gcc
if (NOT DEFINED TOOLCHAIN)
set(TOOLCHAIN gcc)
endif ()

5
hw/bsp/stm32h7/family.cmake
View File

@ -29,6 +29,7 @@ function(add_board_target BOARD_TARGET)
if (NOT TARGET ${BOARD_TARGET})
# Startup & Linker script
set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
set(STARTUP_FILE_Clang ${STARTUP_FILE_GNU})
set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
if(NOT DEFINED LD_FILE_IAR)
@ -72,6 +73,10 @@ function(add_board_target BOARD_TARGET)
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--config=${LD_FILE_IAR}"
)
elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--script=${LD_FILE_GNU}"
)
endif ()
endif ()
endfunction()