From b47c50ae5d26310e65b762451f052ede55dc17ee Mon Sep 17 00:00:00 2001
From: Gregory Hainaut <gregory.hainaut@gmail.com>
Date: Thu, 1 Sep 2016 21:50:13 +0200
Subject: [PATCH] iop rec: add the missing LWC2/SWC2 (CP2 reg from/to mem)

---
 pcsx2/x86/iR3000Atables.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/pcsx2/x86/iR3000Atables.cpp b/pcsx2/x86/iR3000Atables.cpp
index 05a677960ab5b..4ea571b425e9e 100644
--- a/pcsx2/x86/iR3000Atables.cpp
+++ b/pcsx2/x86/iR3000Atables.cpp
@@ -1420,6 +1420,9 @@ REC_GTE_FUNC(CFC2);
 REC_GTE_FUNC(MTC2);
 REC_GTE_FUNC(CTC2);
 
+REC_GTE_FUNC(LWC2);
+REC_GTE_FUNC(SWC2);
+
 
 // R3000A tables
 extern void (*rpsxBSC[64])();
@@ -1446,8 +1449,8 @@ void (*rpsxBSC[64])() = {
 	rpsxNULL   , rpsxNULL  , rpsxNULL, rpsxNULL , rpsxNULL, rpsxNULL, rpsxNULL, rpsxNULL,
 	rpsxLB     , rpsxLH    , rpsxLWL , rpsxLW   , rpsxLBU , rpsxLHU , rpsxLWR , rpsxNULL,
 	rpsxSB     , rpsxSH    , rpsxSWL , rpsxSW   , rpsxNULL, rpsxNULL, rpsxSWR , rpsxNULL,
-	rpsxNULL   , rpsxNULL  , rpsxNULL, rpsxNULL , rpsxNULL, rpsxNULL, rpsxNULL, rpsxNULL,
-	rpsxNULL   , rpsxNULL  , rpsxNULL, rpsxNULL , rpsxNULL, rpsxNULL, rpsxNULL, rpsxNULL
+	rpsxNULL   , rpsxNULL  , rgteLWC2, rpsxNULL , rpsxNULL, rpsxNULL, rpsxNULL, rpsxNULL,
+	rpsxNULL   , rpsxNULL  , rgteSWC2, rpsxNULL , rpsxNULL, rpsxNULL, rpsxNULL, rpsxNULL
 };
 
 void (*rpsxSPC[64])() = {
@@ -1561,6 +1564,11 @@ void rpsxpropBSC(EEINST* prev, EEINST* pinst)
 			rpsxpropSetRead(_Rs_);
 			break;
 
+		case 50: // LWC2
+		case 58: // SWC2
+			// Operation on COP2 registers/memory. GPRs are left untouched
+			break;
+
 		default:
 			rpsxpropSetWrite(_Rt_);
 			rpsxpropSetRead(_Rs_);