From e9be438d9109af815f8e7b9d85fdb0de2092b7c9 Mon Sep 17 00:00:00 2001
From: Lior Halphon <LIJI32@gmail.com>
Date: Tue, 4 Jul 2023 00:21:57 +0300
Subject: [PATCH] Turns out jr triggers the OAM bug, thanks Sono!

---
 Core/sm83_cpu.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Core/sm83_cpu.c b/Core/sm83_cpu.c
index 9129dc6..28ad44f 100644
--- a/Core/sm83_cpu.c
+++ b/Core/sm83_cpu.c
@@ -721,9 +721,9 @@ static void rra(GB_gameboy_t *gb, uint8_t opcode)
 
 static void jr_r8(GB_gameboy_t *gb, uint8_t opcode)
 {
-    /* Todo: Verify timing */
-    gb->pc += (int8_t)cycle_read(gb, gb->pc) + 1;
-    cycle_no_access(gb);
+    int8_t offset = (int8_t)cycle_read(gb, gb->pc++);
+    cycle_oam_bug_pc(gb);
+    gb->pc += offset;
 }
 
 static bool condition_code(GB_gameboy_t *gb, uint8_t opcode)
@@ -748,7 +748,7 @@ static void jr_cc_r8(GB_gameboy_t *gb, uint8_t opcode)
     int8_t offset = cycle_read(gb, gb->pc++);
     if (condition_code(gb, opcode)) {
         gb->pc += offset;
-        cycle_no_access(gb);
+        cycle_oam_bug_pc(gb);
     }
 }