CallInterfaceDescriptor should use MachineType

src/code-stubs.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/code-stubs.h"
 
 #include <sstream>
 
 #include "src/bootstrapper.h"
 #include "src/code-factory.h"
@@ skipping 5836 matching lines @@
   }
 
   if (type->Is(Type::UntaggedPointer())) {
     return Representation::External();
   }
 
   DCHECK(!type->Is(Type::Untagged()));
   return Representation::Tagged();
 }
 
+Representation RepresentationFromMachineType(MachineType type) {
+  if (type == MachineType::Int32()) {
+    return Representation::Integer32();
+  }
+
+  if (type == MachineType::TaggedSigned()) {
+    return Representation::Smi();
+  }
+
+  if (type == MachineType::Pointer()) {
+    return Representation::External();
+  }
+
+  return Representation::Tagged();
+}
+
 }  // namespace internal
 }  // namespace v8