Turn StoreWithInterceptor into a turbofan stub

src/code-stubs.h

Index: src/code-stubs.h
diff --git a/src/code-stubs.h b/src/code-stubs.h
index fce0d6b9488bbb1dcb41caf947a1f322c7570bf0..5d31dbef615434ac360a6bbc5b748b02d1b75e47 100644
--- a/src/code-stubs.h
+++ b/src/code-stubs.h
@@ -122,6 +122,7 @@ namespace internal {
   V(KeyedLoadSloppyArguments)               \
   V(KeyedStoreSloppyArguments)              \
   V(StoreField)                             \
+  V(StoreInterceptor)                       \
   V(StoreGlobal)                            \
   V(StoreTransition)
 
@@ -777,6 +778,16 @@ class ToBooleanStub final : public TurboFanCodeStub {
   DEFINE_TURBOFAN_CODE_STUB(ToBoolean, TurboFanCodeStub);
 };
 
+class StoreInterceptorStub : public TurboFanCodeStub {

[Benedikt Meurer, 2016/03/21 09:22:29]

Doesn't this need to say HANDLER for Code kind?

+ public:
+  explicit StoreInterceptorStub(Isolate* isolate) : TurboFanCodeStub(isolate) {}
+
+  void GenerateAssembly(compiler::CodeStubAssembler* assember) const override;
+
+  DEFINE_CALL_INTERFACE_DESCRIPTOR(Store);
+  DEFINE_CODE_STUB(StoreInterceptor, TurboFanCodeStub);
+};
+
 enum StringAddFlags {
   // Omit both parameter checks.
   STRING_ADD_CHECK_NONE = 0,
@@ -2547,7 +2558,6 @@ class AllocateMutableHeapNumberStub : public TurboFanCodeStub {
   DEFINE_CODE_STUB(AllocateMutableHeapNumber, TurboFanCodeStub);
 };
 
-
 class AllocateInNewSpaceStub final : public HydrogenCodeStub {
  public:
   explicit AllocateInNewSpaceStub(Isolate* isolate)