fixes a regression with irq length cycles

drhelius · Sep 30, 2012 · 6b313c1 · 6b313c1
1 parent 34b5e04
commit 6b313c1
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/src/Processor.cpp b/src/Processor.cpp
@@ -276,39 +276,39 @@ void Processor::ServeInterrupt(Interrupts interrupt)
                 m_bIME = false;
                 StackPush(&PC);
                 PC.SetValue(0x0040);
-                m_CurrentClockCycles += 24;
+                m_CurrentClockCycles += 20;
                 break;
             case LCDSTAT_Interrupt:
                 m_InterruptDelayCycles[1] = 0;
                 m_pMemory->Load(0xFF0F, if_reg & 0xFD);
                 m_bIME = false;
                 StackPush(&PC);
                 PC.SetValue(0x0048);
-                m_CurrentClockCycles += 24;
+                m_CurrentClockCycles += 20;
                 break;
             case Timer_Interrupt:
                 m_InterruptDelayCycles[2] = 0;
                 m_pMemory->Load(0xFF0F, if_reg & 0xFB);
                 m_bIME = false;
                 StackPush(&PC);
                 PC.SetValue(0x0050);
-                m_CurrentClockCycles += 24;
+                m_CurrentClockCycles += 20;
                 break;
             case Serial_Interrupt:
                 m_InterruptDelayCycles[3] = 0;
                 m_pMemory->Load(0xFF0F, if_reg & 0xF7);
                 m_bIME = false;
                 StackPush(&PC);
                 PC.SetValue(0x0058);
-                m_CurrentClockCycles += 24;
+                m_CurrentClockCycles += 20;
                 break;
             case Joypad_Interrupt:
                 m_InterruptDelayCycles[4] = 0;
                 m_pMemory->Load(0xFF0F, if_reg & 0xEF);
                 m_bIME = false;
                 StackPush(&PC);
                 PC.SetValue(0x0060);
-                m_CurrentClockCycles += 24;
+                m_CurrentClockCycles += 20;
                 break;
             case None_Interrupt:
                 break;