#![no_std] #![no_main] use user_sw::{eprintln, println, sys}; fn main() { println!("Hello {} from rust main().", 1337); } #[no_mangle] pub extern "C" fn _start() -> ! { main(); sys::exit(0); } #[panic_handler] fn panic_handler(info: &core::panic::PanicInfo) -> ! { eprintln!("{}", info); sys::exit(42); } // Since we disable the atomic isa extension, the compiler emits calls to software emulation. We // provide the stub to make the linker happy for now. #[no_mangle] pub fn __atomic_load_8() { panic!("__atomic_load_8 not implemented!"); }