Start implementing profiling

src/main.rs

@@ -31,6 +31,9 @@ struct Args {
     /// Start a GDB/LLDB debug server on this port.
     #[arg(short, long)]
     debug_port: Option<u16>,
+    /// Enable profiling a game
+    #[arg(short, long)]
+    profile: bool,
 }
 
 fn init_logger() {
@@ -106,6 +109,12 @@ fn main() -> Result<()> {
         }
         builder = builder.start_paused(true);
     }
+    if args.profile {
+        if args.rom.is_none() {
+            bail!("to start profiling, please select a game.");
+        }
+        builder = builder.monitor_events(true)
+    }
 
     ThreadBuilder::default()
         .name("Emulator".to_owned())