From 8a535ed5d47c8ce4551a752380683e34d61b3c83 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henrik=20Rydg=C3=A5rd?= <hrydgard@gmail.com>
Date: Sun, 21 Jul 2024 18:56:22 +0200
Subject: [PATCH] Bugfix in DoIRInst, thanks Nemoumbra

---
 Core/MIPS/IR/IRNativeCommon.cpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/Core/MIPS/IR/IRNativeCommon.cpp b/Core/MIPS/IR/IRNativeCommon.cpp
index b96f6d83bc..b1ab8c74b9 100644
--- a/Core/MIPS/IR/IRNativeCommon.cpp
+++ b/Core/MIPS/IR/IRNativeCommon.cpp
@@ -152,13 +152,14 @@ void IRNativeBackend::DoMIPSInst(uint32_t value) {
 	MIPSInterpret(op);
 }
 
+// This is called from IR->JIT implementation to fall back to the IR interpreter for missing ops.
+// Not fast.
 uint32_t IRNativeBackend::DoIRInst(uint64_t value) {
-	IRInst inst[2];
-	memcpy(&inst, &value, sizeof(inst));
-
+	IRInst inst[2]{};
+	memcpy(&inst[0], &value, sizeof(value));
 	if constexpr (enableDebugStats)
 		debugSeenNotCompiledIR[(uint8_t)inst[0].op]++;
-
+	// Doesn't really matter what value it returns as PC.
 	inst[1].op = IROp::ExitToPC;
 	return IRInterpret(currentMIPS, &inst[0]);
 }