From 174ada3a62d7835f877d534062883e75305fdf18 Mon Sep 17 00:00:00 2001
From: Tillmann Karras <tilkax@gmail.com>
Date: Thu, 25 Jun 2015 06:26:24 +0200
Subject: [PATCH] Interpreter: assign directly instead via variables

---
 .../Interpreter/Interpreter_Paired.cpp        | 60 +++++++------------
 1 file changed, 20 insertions(+), 40 deletions(-)

diff --git a/Source/Core/Core/PowerPC/Interpreter/Interpreter_Paired.cpp b/Source/Core/Core/PowerPC/Interpreter/Interpreter_Paired.cpp
index fc56a4a33d..e8a0132413 100644
--- a/Source/Core/Core/PowerPC/Interpreter/Interpreter_Paired.cpp
+++ b/Source/Core/Core/PowerPC/Interpreter/Interpreter_Paired.cpp
@@ -59,10 +59,8 @@ void Interpreter::ps_abs(UGeckoInstruction _inst)
 // These are just moves, double is OK.
 void Interpreter::ps_merge00(UGeckoInstruction _inst)
 {
-	double p0 = rPS0(_inst.FA);
-	double p1 = rPS0(_inst.FB);
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = rPS0(_inst.FA);
+	rPS1(_inst.FD) = rPS0(_inst.FB);
 
 	if (_inst.Rc)
 		Helper_UpdateCR1();
@@ -70,10 +68,8 @@ void Interpreter::ps_merge00(UGeckoInstruction _inst)
 
 void Interpreter::ps_merge01(UGeckoInstruction _inst)
 {
-	double p0 = rPS0(_inst.FA);
-	double p1 = rPS1(_inst.FB);
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = rPS0(_inst.FA);
+	rPS1(_inst.FD) = rPS1(_inst.FB);
 
 	if (_inst.Rc)
 		Helper_UpdateCR1();
@@ -81,10 +77,8 @@ void Interpreter::ps_merge01(UGeckoInstruction _inst)
 
 void Interpreter::ps_merge10(UGeckoInstruction _inst)
 {
-	double p0 = rPS1(_inst.FA);
-	double p1 = rPS0(_inst.FB);
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = rPS1(_inst.FA);
+	rPS1(_inst.FD) = rPS0(_inst.FB);
 
 	if (_inst.Rc)
 		Helper_UpdateCR1();
@@ -92,10 +86,8 @@ void Interpreter::ps_merge10(UGeckoInstruction _inst)
 
 void Interpreter::ps_merge11(UGeckoInstruction _inst)
 {
-	double p0 = rPS1(_inst.FA);
-	double p1 = rPS1(_inst.FB);
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = rPS1(_inst.FA);
+	rPS1(_inst.FD) = rPS1(_inst.FB);
 
 	if (_inst.Rc)
 		Helper_UpdateCR1();
@@ -236,10 +228,8 @@ void Interpreter::ps_nmadd(UGeckoInstruction _inst)
 
 void Interpreter::ps_sum0(UGeckoInstruction _inst)
 {
-	double p0 = ForceSingle(NI_add(rPS0(_inst.FA), rPS1(_inst.FB)));
-	double p1 = ForceSingle(rPS1(_inst.FC));
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = ForceSingle(NI_add(rPS0(_inst.FA), rPS1(_inst.FB)));
+	rPS1(_inst.FD) = ForceSingle(rPS1(_inst.FC));
 	UpdateFPRF(rPS0(_inst.FD));
 
 	if (_inst.Rc)
@@ -248,10 +238,8 @@ void Interpreter::ps_sum0(UGeckoInstruction _inst)
 
 void Interpreter::ps_sum1(UGeckoInstruction _inst)
 {
-	double p0 = ForceSingle(rPS0(_inst.FC));
-	double p1 = ForceSingle(NI_add(rPS0(_inst.FA), rPS1(_inst.FB)));
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = ForceSingle(rPS0(_inst.FC));
+	rPS1(_inst.FD) = ForceSingle(NI_add(rPS0(_inst.FA), rPS1(_inst.FB)));
 	UpdateFPRF(rPS1(_inst.FD));
 
 	if (_inst.Rc)
@@ -261,10 +249,8 @@ void Interpreter::ps_sum1(UGeckoInstruction _inst)
 void Interpreter::ps_muls0(UGeckoInstruction _inst)
 {
 	double c0 = Force25Bit(rPS0(_inst.FC));
-	double p0 = ForceSingle(NI_mul(rPS0(_inst.FA), c0));
-	double p1 = ForceSingle(NI_mul(rPS1(_inst.FA), c0));
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = ForceSingle(NI_mul(rPS0(_inst.FA), c0));
+	rPS1(_inst.FD) = ForceSingle(NI_mul(rPS1(_inst.FA), c0));
 	UpdateFPRF(rPS0(_inst.FD));
 
 	if (_inst.Rc)
@@ -274,10 +260,8 @@ void Interpreter::ps_muls0(UGeckoInstruction _inst)
 void Interpreter::ps_muls1(UGeckoInstruction _inst)
 {
 	double c1 = Force25Bit(rPS1(_inst.FC));
-	double p0 = ForceSingle(NI_mul(rPS0(_inst.FA), c1));
-	double p1 = ForceSingle(NI_mul(rPS1(_inst.FA), c1));
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = ForceSingle(NI_mul(rPS0(_inst.FA), c1));
+	rPS1(_inst.FD) = ForceSingle(NI_mul(rPS1(_inst.FA), c1));
 	UpdateFPRF(rPS0(_inst.FD));
 
 	if (_inst.Rc)
@@ -287,10 +271,8 @@ void Interpreter::ps_muls1(UGeckoInstruction _inst)
 void Interpreter::ps_madds0(UGeckoInstruction _inst)
 {
 	double c0 = Force25Bit(rPS0(_inst.FC));
-	double p0 = ForceSingle(NI_madd(rPS0(_inst.FA), c0, rPS0(_inst.FB)));
-	double p1 = ForceSingle(NI_madd(rPS1(_inst.FA), c0, rPS1(_inst.FB)));
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = ForceSingle(NI_madd(rPS0(_inst.FA), c0, rPS0(_inst.FB)));
+	rPS1(_inst.FD) = ForceSingle(NI_madd(rPS1(_inst.FA), c0, rPS1(_inst.FB)));
 	UpdateFPRF(rPS0(_inst.FD));
 
 	if (_inst.Rc)
@@ -300,10 +282,8 @@ void Interpreter::ps_madds0(UGeckoInstruction _inst)
 void Interpreter::ps_madds1(UGeckoInstruction _inst)
 {
 	double c1 = Force25Bit(rPS1(_inst.FC));
-	double p0 = ForceSingle(NI_madd(rPS0(_inst.FA), c1, rPS0(_inst.FB)));
-	double p1 = ForceSingle(NI_madd(rPS1(_inst.FA), c1, rPS1(_inst.FB)));
-	rPS0(_inst.FD) = p0;
-	rPS1(_inst.FD) = p1;
+	rPS0(_inst.FD) = ForceSingle(NI_madd(rPS0(_inst.FA), c1, rPS0(_inst.FB)));
+	rPS1(_inst.FD) = ForceSingle(NI_madd(rPS1(_inst.FA), c1, rPS1(_inst.FB)));
 	UpdateFPRF(rPS0(_inst.FD));
 
 	if (_inst.Rc)