83dc4914fe
commit ce8705f49da5e5f59c2ddb3253ef88323a0cd9c4 Author: sophgo-forum-service <forum_service@sophgo.com> Date: Mon May 13 14:04:10 2024 +0800 [feat] cvimath opensource for cv18xx soc. - 9e8967
53 lines
2.2 KiB
CMake
53 lines
2.2 KiB
CMake
include(CMakeForceCompiler)
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# usage
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# cmake -DCMAKE_TOOLCHAIN_FILE=../toolchain-arm-linux.cmake ../
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# The Generic system name is used for embedded targets (targets without OS) in
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# CMake
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set( CMAKE_SYSTEM_NAME Linux )
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set( CMAKE_SYSTEM_PROCESSOR aarch64 )
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# Set a toolchain path. You only need to set this if the toolchain isn't in
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# your system path. Don't forget a trailing path separator!
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set(TOOLCHAIN_TOPDIR "${TOOLCHAIN_ROOT_DIR}")
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set( TC_PATH "${TOOLCHAIN_ROOT_DIR}/bin/" )
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# The toolchain prefix for all toolchain executables
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set( CROSS_COMPILE aarch64-linux-gnu- )
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set( ARCH arm64 )
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# specify the cross compiler. We force the compiler so that CMake doesn't
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# attempt to build a simple test program as this will fail without us using
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# the -nostartfiles option on the command line
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set(CMAKE_C_COMPILER ${TC_PATH}${CROSS_COMPILE}gcc)
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set(CMAKE_CXX_COMPILER ${TC_PATH}${CROSS_COMPILE}g++)
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# To build the tests, we need to set where the target environment containing
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# the required library is. On Debian-like systems, this is
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# /usr/aarch64-linux-gnu.
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SET(CMAKE_FIND_ROOT_PATH $ENV{TOOLCHAIN_TOPDIR})
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# search for programs in the build host directories
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SET(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
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# for libraries and headers in the target directories
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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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# We must set the OBJCOPY setting into cache so that it's available to the
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# whole project. Otherwise, this does not get set into the CACHE and therefore
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# the build doesn't know what the OBJCOPY filepath is
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set( CMAKE_OBJCOPY ${TC_PATH}${CROSS_COMPILE}objcopy
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CACHE FILEPATH "The toolchain objcopy command " FORCE )
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# Set the CMAKE C flags (which should also be used by the assembler!
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set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Os -std=gnu11" )
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set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=armv8-a" )
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set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ffunction-sections" )
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set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fdata-sections" )
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set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-pointer-to-int-cast" )
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set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsigned-char" )
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set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsigned-char" )
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set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS}" CACHE STRING "" )
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set( CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS}" CACHE STRING "" )
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