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c38042941f
This reverts crt0.c entry name to _start to fix LTO issue/17443, needs apps/ side pull/3235. Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>
40 lines
1.4 KiB
Plaintext
40 lines
1.4 KiB
Plaintext
set(CMAKE_SYSTEM_NAME Generic)
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set(CMAKE_SYSTEM_VERSION 1)
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set(NUTTX 1)
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set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
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set(NUTTX_PATH ${CMAKE_CURRENT_LIST_DIR}/..)
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include(${NUTTX_PATH}/scripts/target.cmake)
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set(LINKER_SCRIPT ${NUTTX_PATH}/scripts/${LDNAME})
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set(CMAKE_C_FLAGS "${ARCHCPUFLAGS} ${ARCHCFLAGS} -D__NuttX__")
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set(CMAKE_CXX_FLAGS "${ARCHCPUFLAGS} ${ARCHCXXFLAGS} -D__NuttX__")
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set(CMAKE_C_STANDARD_INCLUDE_DIRECTORIES ${NUTTX_PATH}/include
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${NUTTX_PATH}/arch/chip)
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set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES
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${NUTTX_PATH}/include/${NUTTX_CXX} ${NUTTX_PATH}/include
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${NUTTX_PATH}/arch/chip)
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add_compile_options(-nostdlib)
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add_compile_options(-ffunction-sections -fdata-sections)
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# same entry used for all build modes in crt0.c
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set(ENTRY_NAME "_start")
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set(CMAKE_C_LINK_EXECUTABLE
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"<CMAKE_LINKER> ${LDFLAGS} --entry=${ENTRY_NAME} -T${LINKER_SCRIPT} <OBJECTS> -o <TARGET> <LINK_LIBRARIES> -L${NUTTX_PATH}/libs --start-group ${LDLIBS} ${EXTRA_LIBS} --end-group"
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)
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set(CMAKE_CXX_LINK_EXECUTABLE
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"<CMAKE_LINKER> ${LDFLAGS} --entry=${ENTRY_NAME} -T${LINKER_SCRIPT} <OBJECTS> -o <TARGET> <LINK_LIBRARIES> -L${NUTTX_PATH}/libs --start-group ${LDLIBS} ${EXTRA_LIBS} --end-group"
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)
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
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