cpu: correct opcode 0x22 to be "LD (HL+), A"

2018-06-17 10:51:25 -07:00
parent c1f972c448
commit fb1deb05d5
1 changed files with 2 additions and 3 deletions
--- a/src/gbemu/cpu.c
+++ b/src/gbemu/cpu.c
@@ -454,9 +454,8 @@ void lr35902_cycle(struct lr35902_state *cpu)
 	case 0x21: /* LD HL, d16 */
 		LD_D16(cpu, cpu->hl);
 		break;
-	case 0x22: /* LD (HL-), A */
-		cpu->a = cpu->mem_read(cpu, cpu->hl);
-		cpu->hl--;
+	case 0x22: /* LD (HL+), A */
+		cpu->a = cpu->mem_read(cpu, cpu->hl++);
 		break;
 	case 0x23: /* INC HL */
 		cpu->hl++;