[crankshaft] Loads and stores to typed arrays have to reference the backing store holder

src/crankshaft/x87/lithium-x87.h

 // 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.
 
 #ifndef V8_CRANKSHAFT_X87_LITHIUM_X87_H_
 #define V8_CRANKSHAFT_X87_LITHIUM_X87_H_
 
 #include "src/crankshaft/hydrogen.h"
 #include "src/crankshaft/lithium.h"
 #include "src/crankshaft/lithium-allocator.h"
@@ skipping 1580 matching lines @@
 
 class LLoadRoot final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(LoadRoot, "load-root")
   DECLARE_HYDROGEN_ACCESSOR(LoadRoot)
 
   Heap::RootListIndex index() const { return hydrogen()->index(); }
 };
 
 
-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;
   }
   LOperand* elements() { return inputs_[0]; }
   LOperand* key() { return inputs_[1]; }
+  LOperand* backing_store_owner() { return inputs_[2]; }
   ElementsKind elements_kind() const {
     return hydrogen()->elements_kind();
   }
   bool is_fixed_typed_array() const {
     return hydrogen()->is_fixed_typed_array();
   }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed")
   DECLARE_HYDROGEN_ACCESSOR(LoadKeyed)
 
@@ skipping 520 matching lines @@
 
   DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic")
   DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric)
 
   void PrintDataTo(StringStream* stream) override;
   Handle<Object> name() const { return hydrogen()->name(); }
   LanguageMode language_mode() { return hydrogen()->language_mode(); }
 };
 
 
-class LStoreKeyed final : public LTemplateInstruction<0, 3, 0> {
+class LStoreKeyed final : public LTemplateInstruction<0, 4, 0> {
  public:
-  LStoreKeyed(LOperand* obj, LOperand* key, LOperand* val) {
+  LStoreKeyed(LOperand* obj, LOperand* key, LOperand* val,
+              LOperand* backing_store_owner) {
     inputs_[0] = obj;
     inputs_[1] = key;
     inputs_[2] = val;
+    inputs_[3] = backing_store_owner
   }
 
   bool is_fixed_typed_array() const {
     return hydrogen()->is_fixed_typed_array();
   }
   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")
   DECLARE_HYDROGEN_ACCESSOR(StoreKeyed)
 
   void PrintDataTo(StringStream* stream) override;
   uint32_t base_offset() const { return hydrogen()->base_offset(); }
   bool NeedsCanonicalization() { return hydrogen()->NeedsCanonicalization(); }
@@ skipping 633 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CRANKSHAFT_X87_LITHIUM_X87_H_