From 96839ea91cc0b4b37ed9bfe323d3042074cb4c34 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Magalh=C3=A3es?= <joamag@gmail.com>
Date: Sat, 2 Jul 2022 23:32:56 +0100
Subject: [PATCH] feat: new instruction
---
src/inst.rs | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/inst.rs b/src/inst.rs
index 0aba58f9..9d9353e6 100644
--- a/src/inst.rs
+++ b/src/inst.rs
@@ -212,7 +212,7 @@ pub const INSTRUCTIONS: [(fn(&mut Cpu), u8, &'static str); 256] = [
(jp_u16, 16, "JP u16"),
(call_nz_u16, 12, "CALL NZ, u16"),
(push_bc, 16, "PUSH BC"),
- (noimpl, 4, "! UNIMP !"),
+ (add_a_u8, 8, "ADD A, u8"),
(noimpl, 4, "! UNIMP !"),
(noimpl, 4, "! UNIMP !"),
(ret, 16, "RET"),
@@ -908,6 +908,11 @@ fn push_bc(cpu: &mut Cpu) {
cpu.push_word(cpu.bc());
}
+fn add_a_u8(cpu: &mut Cpu) {
+ let byte = cpu.read_u8();
+ cpu.a = add_set_flags(cpu, cpu.a, byte);
+}
+
fn ret(cpu: &mut Cpu) {
cpu.pc = cpu.pop_word();
}
--
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