# See linux/toolchain-x86_64.cmake for details about multiple load of toolchain file.
include_guard(GLOBAL)

set (CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)

set (CMAKE_SYSTEM_NAME "Linux")
set (CMAKE_SYSTEM_PROCESSOR "riscv64")
set (CMAKE_C_COMPILER_TARGET "riscv64-linux-gnu")
set (CMAKE_CXX_COMPILER_TARGET "riscv64-linux-gnu")
set (CMAKE_ASM_COMPILER_TARGET "riscv64-linux-gnu")

set (TOOLCHAIN_PATH "${CMAKE_CURRENT_LIST_DIR}/../../contrib/sysroot/linux-riscv64")

set (CMAKE_SYSROOT "${TOOLCHAIN_PATH}")

set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --gcc-toolchain=${TOOLCHAIN_PATH}")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --gcc-toolchain=${TOOLCHAIN_PATH}")
set (CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} --gcc-toolchain=${TOOLCHAIN_PATH}")

set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=bfd")

# Currently, lld does not work with the error:
# ld.lld: error: section size decrease is too large
# But GNU BinUtils work.
set (LINKER_NAME "riscv64-linux-gnu-ld.bfd" CACHE STRING "Linker name" FORCE)