zyp@rin ~ $ riscv riscv64-unknown-elf-addr2line riscv64-unknown-elf-cpp riscv64-unknown-elf-gcc-ar riscv64-unknown-elf-gcov-tool riscv64-unknown-elf-ld.bfd riscv64-unknown-elf-readelf riscv64-unknown-elf-ar riscv64-unknown-elf-elfedit riscv64-unknown-elf-gcc-nm riscv64-unknown-elf-gdb riscv64-unknown-elf-nm riscv64-unknown-elf-run riscv64-unknown-elf-as riscv64-unknown-elf-g++ riscv64-unknown-elf-gcc-ranlib riscv64-unknown-elf-gdb-add-index riscv64-unknown-elf-objcopy riscv64-unknown-elf-size riscv64-unknown-elf-c++ riscv64-unknown-elf-gcc riscv64-unknown-elf-gcov riscv64-unknown-elf-gprof riscv64-unknown-elf-objdump riscv64-unknown-elf-strings riscv64-unknown-elf-c++filt riscv64-unknown-elf-gcc-9.2.0 riscv64-unknown-elf-gcov-dump riscv64-unknown-elf-ld riscv64-unknown-elf-ranlib riscv64-unknown-elf-strip zyp@rin ~ $ riscv64-unknown-elf-