all repos — mgba @ 2e6f8b4af99f9598c5f958b9d036cd4937c08898

mGBA Game Boy Advance Emulator

SM83: Fix runloop early exit when event happens outside FETCH
Vicki Pfau vi@endrift.com
Tue, 16 Mar 2021 01:58:19 -0700
commit

2e6f8b4af99f9598c5f958b9d036cd4937c08898

parent

5cd21c67986f15cb079acd9c022f173f01ec680d

1 files changed, 4 insertions(+), 3 deletions(-)

jump to
M src/sm83/sm83.c → src/sm83/sm83.c 
@@ -178,10 +178,11 @@
 void SM83Run(struct SM83Core* cpu) {
 	bool running = true;
 	while (running || cpu->executionState != SM83_CORE_FETCH) {
-		if (cpu->cycles >= cpu->nextEvent) {
+		if (cpu->cycles < cpu->nextEvent) {
+			running = _SM83TickInternal(cpu) && running;
+		} else {
 			cpu->irqh.processEvents(cpu);
-			break;
+			running = false;
 		}
-		running = _SM83TickInternal(cpu) && running;
 	}
 }