Version 4.8.271.9 (cherry-pick)

src/crankshaft/x64/lithium-x64.h

Index: src/crankshaft/x64/lithium-x64.h
diff --git a/src/crankshaft/x64/lithium-x64.h b/src/crankshaft/x64/lithium-x64.h
index dfd4478ba51ffd362e7421f3ea3f5718792eadf4..74709d33160aeb5189959b3c45a4ec250d7fa093 100644
--- a/src/crankshaft/x64/lithium-x64.h
+++ b/src/crankshaft/x64/lithium-x64.h
@@ -1594,11 +1594,12 @@ inline static bool ExternalArrayOpRequiresTemp(
 }
 
 
-class LLoadKeyed final : public LTemplateInstruction<1, 2, 0> {
+class LLoadKeyed final : public LTemplateInstruction<1, 3, 0> {
  public:
-  LLoadKeyed(LOperand* elements, LOperand* key) {
+  LLoadKeyed(LOperand* elements, LOperand* key, LOperand* backing_store_owner) {
     inputs_[0] = elements;
     inputs_[1] = key;
+    inputs_[2] = backing_store_owner;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed")
@@ -1609,6 +1610,7 @@ class LLoadKeyed final : public LTemplateInstruction<1, 2, 0> {
   }
   LOperand* elements() { return inputs_[0]; }
   LOperand* key() { return inputs_[1]; }
+  LOperand* backing_store_owner() { return inputs_[2]; }
   void PrintDataTo(StringStream* stream) override;
   uint32_t base_offset() const { return hydrogen()->base_offset(); }
   ElementsKind elements_kind() const {
@@ -2149,12 +2151,14 @@ class LStoreNamedGeneric final : public LTemplateInstruction<0, 3, 2> {
 };
 
 
-class LStoreKeyed final : public LTemplateInstruction<0, 3, 0> {
+class LStoreKeyed final : public LTemplateInstruction<0, 4, 0> {
  public:
-  LStoreKeyed(LOperand* object, LOperand* key, LOperand* value) {
+  LStoreKeyed(LOperand* object, LOperand* key, LOperand* value,
+              LOperand* backing_store_owner) {
     inputs_[0] = object;
     inputs_[1] = key;
     inputs_[2] = value;
+    inputs_[3] = backing_store_owner;
   }
 
   bool is_fixed_typed_array() const {
@@ -2163,6 +2167,7 @@ class LStoreKeyed final : public LTemplateInstruction<0, 3, 0> {
   LOperand* elements() { return inputs_[0]; }
   LOperand* key() { return inputs_[1]; }
   LOperand* value() { return inputs_[2]; }
+  LOperand* backing_store_owner() { return inputs_[3]; }
   ElementsKind elements_kind() const { return hydrogen()->elements_kind(); }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyed, "store-keyed")