From d7eba5bde0c27314cfdb9ca845dcb88921817177 Mon Sep 17 00:00:00 2001
From: LegendOfDragoon <the_f1u@yahoo.com>
Date: Mon, 22 Aug 2016 19:57:27 -0700
Subject: [PATCH] Optimize SH in RSP Recompiler

---
 Source/RSP/Recompiler Ops.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/Source/RSP/Recompiler Ops.c b/Source/RSP/Recompiler Ops.c
index 537b6e243..9ba0d2e04 100644
--- a/Source/RSP/Recompiler Ops.c	
+++ b/Source/RSP/Recompiler Ops.c	
@@ -978,8 +978,12 @@ void Compile_SH ( void ) {
 		} else {
 			char Address[32];
 			sprintf(Address, "Dmem + %Xh", Addr);
-			MoveVariableToX86regHalf(&RSP_GPR[RSPOpC.rt].UW, GPR_Name(RSPOpC.rt), x86_EAX);
-			MoveX86regHalfToVariable(x86_EAX, RSPInfo.DMEM + Addr, Address);
+			if (IsRegConst(RSPOpC.rt) == TRUE) {
+				MoveConstHalfToVariable(MipsRegConst(RSPOpC.rt), RSPInfo.DMEM + Addr, Address);
+			} else {
+				MoveVariableToX86regHalf(&RSP_GPR[RSPOpC.rt].UW, GPR_Name(RSPOpC.rt), x86_EAX);
+				MoveX86regHalfToVariable(x86_EAX, RSPInfo.DMEM + Addr, Address);
+			}
 			return;
 		}
 	}
@@ -1005,8 +1009,12 @@ void Compile_SH ( void ) {
 	XorConstToX86Reg(x86_EBX, 2);
 	AndConstToX86Reg(x86_EBX, 0x0fff);
 
-	MoveVariableToX86regHalf(&RSP_GPR[RSPOpC.rt].UW, GPR_Name(RSPOpC.rt), x86_EAX);
-	MoveX86regHalfToN64Mem(x86_EAX, x86_EBX);
+	if (IsRegConst(RSPOpC.rt) == TRUE) {
+		MoveConstHalfToN64Mem(MipsRegConst(RSPOpC.rt), x86_EBX);
+	} else {
+		MoveVariableToX86regHalf(&RSP_GPR[RSPOpC.rt].UW, GPR_Name(RSPOpC.rt), x86_EAX);
+		MoveX86regHalfToN64Mem(x86_EAX, x86_EBX);
+	}
 
 	CPU_Message("   Done:");
 	x86_SetBranch32b(Jump[1], RecompPos);