1 files changed, 31 insertions, 0 deletions
diff --git a/ARMeilleure/Decoders/OpCode32SimdS.cs b/ARMeilleure/Decoders/OpCode32SimdS.cs
new file mode 100644
index 00000000..2e860d9c
--- /dev/null
+++ b/ARMeilleure/Decoders/OpCode32SimdS.cs
@@ -0,0 +1,31 @@
+namespace ARMeilleure.Decoders
+{
+    class OpCode32SimdS : OpCode32, IOpCode32Simd
+    {
+        public int Vd { get; private set; }
+        public int Vm { get; private set; }
+        public int Opc { get; protected set; }
+        public int Size { get; protected set; }
+
+        public OpCode32SimdS(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
+        {
+            Opc = (opCode >> 15) & 0x3;
+            Size = (opCode >> 8) & 0x3;
+
+            bool single = Size != 3;
+
+            RegisterSize = single ? RegisterSize.Int32 : RegisterSize.Int64;
+
+            if (single)
+            {
+                Vm = ((opCode >> 5) & 0x1) | ((opCode << 1) & 0x1e);
+                Vd = ((opCode >> 22) & 0x1) | ((opCode >> 11) & 0x1e);
+            }
+            else
+            {
+                Vm = ((opCode >> 1) & 0x10) | ((opCode >> 0) & 0xf);
+                Vd = ((opCode >> 18) & 0x10) | ((opCode >> 12) & 0xf);
+            }
+        }
+    }
+}