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Fix INX and DCX not being wrapping

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This commit is contained in:
pjht 2024-10-10 11:21:23 -05:00
parent dcbce1a1a5
commit 227e1e779b
Signed by: pjht
GPG Key ID: CA239FC6934E6F3A
1 changed files with 2 additions and 2 deletions
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4
src/cpu.rs
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@ -401,8 +401,8 @@ impl I8080 {
self.update_arith_flags(ac, self.carry, res); self.update_arith_flags(ac, self.carry, res);
self.regs[src] = res; self.regs[src] = res;
} }
Opcode::Inx(dst) => self.set_pair(dst, self.get_pair(dst) + 1), Opcode::Inx(dst) => self.set_pair(dst, self.get_pair(dst).wrapping_add(1)),
Opcode::Dcx(dst) => self.set_pair(dst, self.get_pair(dst) + 2), Opcode::Dcx(dst) => self.set_pair(dst, self.get_pair(dst).wrapping_sub(1)),
Opcode::Dad(src) => { Opcode::Dad(src) => {
let a = u32::from(self.get_pair(RegisterPair::HL)); let a = u32::from(self.get_pair(RegisterPair::HL));
let b = u32::from(self.get_pair(src)); let b = u32::from(self.get_pair(src));