From 0fa0946a461addb8f6900b9fe59fe8ce71bcd1b4 Mon Sep 17 00:00:00 2001
From: Andrew Church <achurch+github@achurch.org>
Date: Sun, 18 Jan 2015 07:04:56 +0900
Subject: [PATCH] Fix vsumsws clobbering input registers and reading from the
 wrong word.

---
 rpcs3/Emu/Cell/PPUInterpreter.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/rpcs3/Emu/Cell/PPUInterpreter.h b/rpcs3/Emu/Cell/PPUInterpreter.h
index c1ff4a8db1..71e727fedb 100644
--- a/rpcs3/Emu/Cell/PPUInterpreter.h
+++ b/rpcs3/Emu/Cell/PPUInterpreter.h
@@ -1930,15 +1930,14 @@ private:
 	}
 	void VSUMSWS(u32 vd, u32 va, u32 vb)
 	{
-		CPU.VPR[vd].clear();
-			
-		s64 sum = CPU.VPR[vb]._s32[3];
+		s64 sum = CPU.VPR[vb]._s32[0];
 
 		for (uint w = 0; w < 4; w++)
 		{
 			sum += CPU.VPR[va]._s32[w];
 		}
 
+		CPU.VPR[vd].clear();
 		if (sum > INT32_MAX)
 		{
 			CPU.VPR[vd]._s32[0] = (s32)INT32_MAX;