33 lines
1.6 KiB
CMake
33 lines
1.6 KiB
CMake
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set(CMAKE_SYSTEM_NAME Linux)
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set(CMAKE_SYSTEM_VERSION 1)
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set(CMAKE_SYSTEM_PROCESSOR riscv)
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set(TOOLCHAIN_DIR /opt/riscv/tools)
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set(ARCHITECTURE riscv64-unknown-elf)
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set(CMAKE_C_COMPILER ${ARCHITECTURE}-gcc
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set(CMAKE_CXX_COMPILER ${ARCHITECTURE}-g++
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set(RISCV_LINUX_SYSROOT /opt/riscv/tools CACHE PATH "RISC-V cross compilation system root") # search path for the cross compile toolchain
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set(CMAKE_CXX_FLAGS "" CACHE STRING "c++ flags")
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set(CMAKE_C_FLAGS "" CACHE STRING "c flags")
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set(CMAKE_SHARED_LINKER_FLAGS "" CACHE STRING "shared linker flags")
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set(CMAKE_MODULE_LINKER_FLAGS "" CACHE STRING "module linker flags")
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set(CMAKE_EXE_LINKER_FLAGS "" CACHE STRING "executable linker flags")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=rv32imac -mabi=ilp32")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=rv32imac -mabi=ilp32")
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#set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}")
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#set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS}")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -march=rv32imac -mabi=ilp32")
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set(COMPILER_IS_RV32 "1") #flags for the CMakeList.txt
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#add_definitions(-D_ARM_TEGRA3) # C/C++ preprocessor macro, which will be used in many many files
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set(CMAKE_FIND_ROOT_PATH ${TOOLCHAIN_DIR}/${ARCHITECTURE})
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include_directories(${TOOLCHAIN_DIR}/${ARCHITECTURE}/include)
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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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