From 23893ffba8d0e456280f415a426e96bbeb95e750 Mon Sep 17 00:00:00 2001
From: "Unknown W. Brackets" <checkins@unknownbrackets.org>
Date: Sun, 4 Jan 2015 15:48:55 -0800
Subject: [PATCH] x86jit: Fix crash in prefixes and simd enabled.

---
 Core/MIPS/x86/CompVFPU.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Core/MIPS/x86/CompVFPU.cpp b/Core/MIPS/x86/CompVFPU.cpp
index 3122ecbfd9..1577388ca7 100644
--- a/Core/MIPS/x86/CompVFPU.cpp
+++ b/Core/MIPS/x86/CompVFPU.cpp
@@ -114,7 +114,6 @@ void Jit::ApplyPrefixST(u8 *vregs, u32 prefix, VectorSize sz) {
 
 		// This puts the value into a temp reg, so we won't write the modified value back.
 		vregs[i] = fpr.GetTempV();
-		fpr.SimpleRegV(origV[regnum], 0);
 		fpr.MapRegV(vregs[i], MAP_NOINIT | MAP_DIRTY);
 
 		if (!constants) {
@@ -124,6 +123,7 @@ void Jit::ApplyPrefixST(u8 *vregs, u32 prefix, VectorSize sz) {
 				ERROR_LOG_REPORT(CPU, "Invalid VFPU swizzle: %08x / %d", prefix, sz);
 				regnum = 0;
 			}
+			fpr.SimpleRegV(origV[regnum], 0);
 			MOVSS(fpr.VX(vregs[i]), fpr.V(origV[regnum]));
 			if (abs) {
 				ANDPS(fpr.VX(vregs[i]), M(&noSignMask));