📝 Documentation updates

src/simulator/machine.rs

@@ -1,3 +1,16 @@
+//! # Machine
+//! 
+//! This module contains a RISC-V simulator.
+//! It supports the base instruction set along
+//! with 32bit floating point operations.
+//! 
+//! Basic usage:
+//! 
+//! ```
+//! let mut machine = Machine::init_machine();
+//! machine.run();
+//! ```
+
 use std::{
 	io::Write,
 	fs::File