Start removing bad coreState checks

Core/Util/PortManager.cpp

@@ -469,13 +469,12 @@ bool PortManager::RefreshPortList() {
 #endif // WITH_UPNP
 }
 
-int upnpService(const unsigned int timeout)
-{
+int upnpService(const unsigned int timeout) {
 	SetCurrentThreadName("UPnPService");
 	INFO_LOG(Log::sceNet, "UPnPService: Begin of UPnPService Thread");
 
 	// Service Loop
-	while (upnpServiceRunning && coreState != CORE_POWERDOWN) {
+	while (upnpServiceRunning) {
 		// Sleep for 1ms for faster response if active, otherwise sleep longer (TODO: Improve on this).
 		sleep_ms(g_Config.bEnableUPnP ? 1 : 100, "upnp-poll");
 

GPU/GPUCommon.cpp

@@ -2118,11 +2118,6 @@ GPUDebug::NotifyResult GPUCommon::NotifyCommand(u32 pc, GPUBreakpoints *breakpoi
 	if (debugBreak) {
 		breakpoints->ClearTempBreakpoints();
 
-		if (coreState == CORE_POWERDOWN) {
-			breakNext_ = BreakNext::NONE;
-			return process ? NotifyResult::Execute : NotifyResult::Skip;
-		}
-
 		u32 op = Memory::Read_U32(pc);
 		auto info = DisassembleOp(pc, op);
 		NOTICE_LOG(Log::GeDebugger, "Waiting at %08x, %s", pc, info.desc.c_str());

Windows/EmuThread.cpp

@@ -316,10 +316,7 @@ void MainThreadFunc() {
 
 	DEBUG_LOG(Log::Boot, "Done.");
 
-	if (coreState == CORE_POWERDOWN) {
-		INFO_LOG(Log::Boot, "Exit before core loop.");
-		goto shutdown;
-	}
+	_dbg_assert_(coreState != CORE_POWERDOWN);
 
 	g_inLoop = true;