krolyxon
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8bit-cpu-emulator
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mov instruction must set the zero flag appropriately to avoid desyncing

This commit is contained in:
krolxon 2026-01-04 19:17:15 +05:30
parent be61e5ae6b
commit 6e317ee063
1 changed files with 2 additions and 2 deletions
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4
src/cpu.rs
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@ -37,6 +37,8 @@ impl CPU {
3 => self.d = val, 3 => self.d = val,
_ => {} _ => {}
} }
self.zero = val == 0;
} }
pub fn add(&mut self, mem:&mut Memory) { pub fn add(&mut self, mem:&mut Memory) {
@ -150,7 +152,6 @@ impl CPU {
if self.zero { if self.zero {
self.pc = addrs; self.pc = addrs;
} }
} }
pub fn jnz(&mut self, mem: &mut Memory) { pub fn jnz(&mut self, mem: &mut Memory) {
@ -162,7 +163,6 @@ impl CPU {
if !self.zero { if !self.zero {
self.pc = addrs; self.pc = addrs;
} }
} }