[Interpreter] Add support for loading from / storing to outer context variables.

test/cctest/compiler/test-run-native-calls.cc

Index: test/cctest/compiler/test-run-native-calls.cc
diff --git a/test/cctest/compiler/test-run-native-calls.cc b/test/cctest/compiler/test-run-native-calls.cc
index af3748b8fd1b8049445a3155b8ecda39b779b1fa..065c52b1a68080f0508e424c34a2ff2e24bba93e 100644
--- a/test/cctest/compiler/test-run-native-calls.cc
+++ b/test/cctest/compiler/test-run-native-calls.cc
@@ -356,7 +356,8 @@ class ArgsBuffer {
   Node* StoreOutput(RawMachineAssembler& raw, Node* value) {
     Node* base = raw.PointerConstant(&output);
     Node* offset = raw.Int32Constant(0);
-    return raw.Store(MachineTypeForC<CType>(), base, offset, value);
+    return raw.Store(StoreRepresentationForC<CType>(kNoWriteBarrier), base,
+                     offset, value);
   }
 
   // Computes the next set of inputs by updating the {input} array.
@@ -568,7 +569,8 @@ static void CopyTwentyInt32(CallDescriptor* desc) {
     Node* base = raw.PointerConstant(output);
     for (int i = 0; i < kNumParams; i++) {
       Node* offset = raw.Int32Constant(i * sizeof(int32_t));
-      raw.Store(kMachInt32, base, offset, raw.Parameter(i));
+      raw.Store(StoreRepresentation(kMachInt32, kNoWriteBarrier), base, offset,
+                raw.Parameter(i));
     }
     raw.Return(raw.Int32Constant(42));
     inner = CompileGraph("CopyTwentyInt32", desc, &graph, raw.Export());
@@ -1118,7 +1120,8 @@ void MixedParamTest(int start) {
         }
 
         Node* call = raw.CallN(desc, target, args);
-        Node* store = raw.StoreToPointer(output, sig->GetReturn(), call);
+        StoreRepresentation store_rep(sig->GetReturn(), kNoWriteBarrier);
+        Node* store = raw.StoreToPointer(output, store_rep, call);
         USE(store);
         expected_ret = static_cast<int32_t>(constant);
         raw.Return(raw.Int32Constant(expected_ret));