added needed context and getting ready to implement execute

hs/Execute.hs

@@ -3,4 +3,21 @@
 
 module Execute(execute) where
 
-execute = 1
+import Clash.Prelude
+import Decode(DecodeResult(..))
+import DecodeTypes(Opcode(..))
+
+import Types(Addr, DoubleWord)
+import BusTypes(
+    WriteRequest(..),
+    ReadRequest(..),
+  )
+import RegFiles(RegFileIdx)
+import Util((|>))
+
+data ExecuteResult  = ReadRequest {readRequest :: ReadRequest, insnAddr :: Addr}
+                    | WriteRequest {writeRequest :: WriteRequest, insnAddr :: Addr}
+                    | WriteBackGPR  {idx :: RegFileIdx, val :: DoubleWord}
+
+execute :: DecodeResult -> ExecuteResult
+execute = undefined