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Remove excess cycles from reads

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John 2024-07-09 01:09:27 -05:00
parent a7703ab842
commit 268d41be59
1 changed files with 1 additions and 5 deletions
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6
src/cpu.rs
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@ -915,10 +915,7 @@ impl CPU {
/// Panic-free alternative to [Index] /// Panic-free alternative to [Index]
pub fn get_r8(&mut self, r8: R8, bus: &impl BusIO) -> u8 { pub fn get_r8(&mut self, r8: R8, bus: &impl BusIO) -> u8 {
match r8 { match r8 {
R8::HLmem => { R8::HLmem => self.read(self.hl.wide().0, bus).unwrap_or(0xff),
self.m_cycles += 1;
self.read(self.hl.wide().0, bus).unwrap_or(0xff)
}
_ => self[r8].0, _ => self[r8].0,
} }
} }
@ -928,7 +925,6 @@ impl CPU {
pub fn set_r8(&mut self, r8: R8, data: u8, bus: &mut impl BusIO) { pub fn set_r8(&mut self, r8: R8, data: u8, bus: &mut impl BusIO) {
match r8 { match r8 {
R8::HLmem => { R8::HLmem => {
self.m_cycles += 1;
let _ = self.write(self.hl.wide().0, data, bus); let _ = self.write(self.hl.wide().0, data, bus);
} }
_ => self[r8].0 = data, _ => self[r8].0 = data,