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prevent panic on overflow when incrementing program counter

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Alex Janka 2023-01-20 14:59:17 +11:00
parent ac023fdc31
commit 7510ad13cd
1 changed files with 1 additions and 1 deletions
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src/processor.rs
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@ -1213,7 +1213,7 @@ impl CPU {
fn next_opcode(&mut self) -> u8 { fn next_opcode(&mut self) -> u8 {
unsafe { unsafe {
let opcode = self.memory.get(self.state.pc.as_u16); let opcode = self.memory.get(self.state.pc.as_u16);
self.state.pc.as_u16 += 0x1; self.state.pc.as_u16 = self.state.pc.as_u16.wrapping_add(0x1);
return opcode; return opcode;
}; };
} }