message("========use armv7_8.cmake") set(CMAKE_C_FLAGS "-mcpu=${CONFIG_ARCH} -O0 -g3 -mfloat-abi=${CONFIG_FLOAT_TYPE} -mthumb -DMKRTOS \ -std=gnu11 -ffunction-sections -fdata-sections -fno-builtin -u=_printf_float \ -nostartfiles -nodefaultlibs -nostdlib -nostdinc \ -fno-stack-protector -Wl,--gc-section -D__ARM_ARCH_7M__ \ -include ${CMAKE_SOURCE_DIR}/build/autoconf.h \ " CACHE STRING "" FORCE) set(CMAKE_CXX_FLAGS "-mcpu=${CONFIG_ARCH} -O0 -g3 -mfloat-abi=${CONFIG_FLOAT_TYPE} -mthumb -DMKRTOS -std=c++11 \ -fmessage-length=0 -Xlinker --print-map -Wall -W -fno-stack-protector \ -u=_printf_float -D__ARM_ARCH_7M__ \ -ffunction-sections -fdata-sections -fno-builtin -nostartfiles -nodefaultlibs -nostdlib -nostdinc -Xlinker \ -include ${CMAKE_SOURCE_DIR}/build/autoconf.h \ " CACHE STRING "" FORCE) set(CMAKE_ASM_FLAGS "-mcpu=${CONFIG_ARCH} -O0 -g3 -mfloat-abi=${CONFIG_FLOAT_TYPE} -mthumb -DMKRTOS \ -u=_printf_float -std=gnu11 -ffunction-sections -fdata-sections -fno-builtin \ -nostartfiles -nodefaultlibs -nostdlib -nostdinc -Xlinker -fno-stack-protector -D__ARM_ARCH_7M__ \ -include ${CMAKE_SOURCE_DIR}/build/autoconf.h \ " CACHE STRING "" FORCE) if (${CONFIG_FLOAT_TYPE} STREQUAL "hard") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DMKRTOS_USE_FPU -mfpu=fpv4-sp-d16 ") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DMKRTOS_USE_FPU -mfpu=fpv4-sp-d16 ") set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} -DMKRTOS_USE_FPU -mfpu=fpv4-sp-d16 ") endif() if (${CONFIG_FLOAT_TYPE} STREQUAL "softfp") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DMKRTOS_USE_FPU -mfpu=fpv4-sp-d16 ") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DMKRTOS_USE_FPU -mfpu=fpv4-sp-d16 ") set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} -DMKRTOS_USE_FPU -mfpu=fpv4-sp-d16 ") endif()