Minor improvements to QuickTexHashNEON().

Cuts a VFP switch, oops.

GPU/Common/TextureDecoderNEON.cpp

@@ -73,10 +73,7 @@ u32 QuickTexHashNEON(const void *checkp, u32 size) {
 
 			// Initialize update.
 			"movw r0, 0x2455\n"
-			"movt r0, 0x2455\n"
-			"mov r1, r0\n"
-			"vmov d4, r0, r1\n"
-			"vmov d5, r0, r1\n"
+			"vdup.i16 q2, r0\n"
 
 			// This is where we end.
 			"add r0, %1, %2\n"
@@ -97,7 +94,7 @@ u32 QuickTexHashNEON(const void *checkp, u32 size) {
 			// Now let's get the result.
 			"vadd.i32 q0, q0, q1\n"
 			"vadd.i32 d0, d0, d1\n"
-			"vmov r0, r1, s0, s1\n"
+			"vmov r0, r1, d0\n"
 			"add %0, r0, r1\n"
 
 			: "=r"(check)