chore: suggest inline for hot code

README.md

@@ -15,11 +15,11 @@
         * [ ] MBC1M
         * [x] MBC2
         * [x] MBC5
+* Implements a cycle-accurate PPU FIFO
+    * Doesn't \*exactly\* work right just yet
 
 Supports: ROM-only, MBC1, MBC2, MBC3 and MBC5 games.
 
-* Implements a cycle-accurate PPU FIFO
-    * Doesn't \*exactly\* work right just yet
 
 
 ### Controls
@@ -33,3 +33,6 @@ Key | Button
 <kbd>Shift</kbd> | SELECT
 
 Then use the Arrow keys for the D-Pad
+
+### Credits
+The Boot ROM found in the `bin/` directory was made by [Optix](https://github.com/Hacktix) over [here](https://github.com/Hacktix/Bootix)

src/cpu.rs

@@ -15,6 +15,7 @@ pub struct Cpu {
 }
 
 impl Cpu {
+    #[allow(dead_code)]
     pub(crate) fn without_boot() -> Self {
         Self {
             reg: Registers {

src/emu.rs

@@ -160,7 +160,7 @@ pub mod build {
         pub fn finish(mut self) -> Emulator {
             let mut emu = Emulator::new(match self.boot {
                 Some(rom) => Cpu::with_boot(rom),
-                None => Cpu::without_boot(),
+                None => Cpu::with_boot(*include_bytes!("../bin/bootix_dmg.bin")),
             });
 
             if let Some(rom) = self.cart.take() {

src/ppu.rs

@@ -418,6 +418,7 @@ impl Ppu {
         self.frame_buf.swap_with_slice(&mut blank);
     }
 
+    #[inline]
     pub(crate) fn frame_buf(&self) -> &[u8; GB_HEIGHT * GB_WIDTH * 4] {
         &self.frame_buf
     }