From 7c4346685cc1bb66f91b584af706c0cb7d372f00 Mon Sep 17 00:00:00 2001
From: Merry <MerryMage@users.noreply.github.com>
Date: Wed, 14 Feb 2018 22:01:36 +0000
Subject: [PATCH] AInstEmitAluHelper: Simplify EmitAddsVCheck (#14)

---
 Ryujinx/Cpu/Instruction/AInstEmitAluHelper.cs | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/Ryujinx/Cpu/Instruction/AInstEmitAluHelper.cs b/Ryujinx/Cpu/Instruction/AInstEmitAluHelper.cs
index 367c3b75..b526c553 100644
--- a/Ryujinx/Cpu/Instruction/AInstEmitAluHelper.cs
+++ b/Ryujinx/Cpu/Instruction/AInstEmitAluHelper.cs
@@ -21,22 +21,13 @@ namespace ChocolArm64.Instruction
 
         public static void EmitAddsVCheck(AILEmitterCtx Context)
         {
-            //V = (Rd ^ Rn) & (Rd ^ Rm) & ~(Rn ^ Rm) < 0
-            Context.EmitSttmp();
-            Context.EmitLdtmp();
-            Context.EmitLdtmp();
+            //V = (Rd ^ Rn) & ~(Rn ^ Rm) < 0
+            Context.Emit(OpCodes.Dup);
 
             EmitDataLoadRn(Context);
 
             Context.Emit(OpCodes.Xor);
 
-            Context.EmitLdtmp();
-
-            EmitDataLoadOper2(Context);
-
-            Context.Emit(OpCodes.Xor);
-            Context.Emit(OpCodes.And);
-
             EmitDataLoadOpers(Context);
 
             Context.Emit(OpCodes.Xor);