Move solution and projects to src

src/ARMeilleure/Decoders/OpCodeSimdMemImm.cs

@@ -0,0 +1,28 @@
+namespace ARMeilleure.Decoders
+{
+    class OpCodeSimdMemImm : OpCodeMemImm, IOpCodeSimd
+    {
+        public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeSimdMemImm(inst, address, opCode);
+
+        public OpCodeSimdMemImm(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
+        {
+            Size |= (opCode >> 21) & 4;
+
+            if (Size > 4)
+            {
+                Instruction = InstDescriptor.Undefined;
+
+                return;
+            }
+
+            // Base class already shifts the immediate, we only
+            // need to shift it if size (scale) is 4, since this value is only set here.
+            if (!WBack && !Unscaled && Size == 4)
+            {
+                Immediate <<= 4;
+            }
+
+            Extend64 = false;
+        }
+    }
+}