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

src/crankshaft/arm64/lithium-arm64.h

 // Copyright 2013 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_ARM64_LITHIUM_ARM64_H_
 #define V8_CRANKSHAFT_ARM64_LITHIUM_ARM64_H_
 
 #include "src/crankshaft/hydrogen.h"
 #include "src/crankshaft/lithium.h"
 #include "src/crankshaft/lithium-allocator.h"
@@ skipping 1661 matching lines @@
   LOperand* temp_vector() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric, "load-global-generic")
   DECLARE_HYDROGEN_ACCESSOR(LoadGlobalGeneric)
 
   Handle<Object> name() const { return hydrogen()->name(); }
   TypeofMode typeof_mode() const { return hydrogen()->typeof_mode(); }
 };
 
 
-template<int T>
-class LLoadKeyed : public LTemplateInstruction<1, 2, T> {
+template <int T>
+class LLoadKeyed : public LTemplateInstruction<1, 3, T> {
  public:
-  LLoadKeyed(LOperand* elements, LOperand* key) {
+  LLoadKeyed(LOperand* elements, LOperand* key, LOperand* backing_store_owner) {
     this->inputs_[0] = elements;
     this->inputs_[1] = key;
+    this->inputs_[2] = backing_store_owner;
   }
 
   LOperand* elements() { return this->inputs_[0]; }
   LOperand* key() { return this->inputs_[1]; }
+  LOperand* backing_store_owner() { return this->inputs_[2]; }
   ElementsKind elements_kind() const {
     return this->hydrogen()->elements_kind();
   }
   bool is_external() const {
     return this->hydrogen()->is_external();
   }
   bool is_fixed_typed_array() const {
     return hydrogen()->is_fixed_typed_array();
   }
   bool is_typed_elements() const {
@@ skipping 12 matching lines @@
       stream->Add("]");
     }
   }
 
   DECLARE_HYDROGEN_ACCESSOR(LoadKeyed)
 };
 
 
 class LLoadKeyedExternal: public LLoadKeyed<1> {
  public:
-  LLoadKeyedExternal(LOperand* elements, LOperand* key, LOperand* temp) :
-      LLoadKeyed<1>(elements, key) {
+  LLoadKeyedExternal(LOperand* elements, LOperand* key,
+                     LOperand* backing_store_owner, LOperand* temp)
+      : LLoadKeyed<1>(elements, key, backing_store_owner) {
     temps_[0] = temp;
   }
 
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyedExternal, "load-keyed-external");
 };
 
 
 class LLoadKeyedFixed: public LLoadKeyed<1> {
  public:
-  LLoadKeyedFixed(LOperand* elements, LOperand* key, LOperand* temp) :
-      LLoadKeyed<1>(elements, key) {
+  LLoadKeyedFixed(LOperand* elements, LOperand* key, LOperand* temp)
+      : LLoadKeyed<1>(elements, key, nullptr) {
     temps_[0] = temp;
   }
 
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFixed, "load-keyed-fixed");
 };
 
 
 class LLoadKeyedFixedDouble: public LLoadKeyed<1> {
  public:
-  LLoadKeyedFixedDouble(LOperand* elements, LOperand* key, LOperand* temp) :
-      LLoadKeyed<1>(elements, key) {
+  LLoadKeyedFixedDouble(LOperand* elements, LOperand* key, LOperand* temp)
+      : LLoadKeyed<1>(elements, key, nullptr) {
     temps_[0] = temp;
   }
 
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFixedDouble, "load-keyed-fixed-double");
 };
 
 
 class LLoadKeyedGeneric final : public LTemplateInstruction<1, 3, 1> {
@@ skipping 600 matching lines @@
   DECLARE_CONCRETE_INSTRUCTION(StackCheck, "stack-check")
   DECLARE_HYDROGEN_ACCESSOR(StackCheck)
 
   Label* done_label() { return &done_label_; }
 
  private:
   Label done_label_;
 };
 
 
-template<int T>
-class LStoreKeyed : public LTemplateInstruction<0, 3, T> {
+template <int T>
+class LStoreKeyed : public LTemplateInstruction<0, 4, T> {
  public:
-  LStoreKeyed(LOperand* elements, LOperand* key, LOperand* value) {
+  LStoreKeyed(LOperand* elements, LOperand* key, LOperand* value,
+              LOperand* backing_store_owner) {
     this->inputs_[0] = elements;
     this->inputs_[1] = key;
     this->inputs_[2] = value;
+    this->inputs_[3] = backing_store_owner;
   }
 
   bool is_external() const { return this->hydrogen()->is_external(); }
   bool is_fixed_typed_array() const {
     return hydrogen()->is_fixed_typed_array();
   }
   bool is_typed_elements() const {
     return is_external() || is_fixed_typed_array();
   }
   LOperand* elements() { return this->inputs_[0]; }
   LOperand* key() { return this->inputs_[1]; }
   LOperand* value() { return this->inputs_[2]; }
+  LOperand* backing_store_owner() { return this->inputs_[3]; }
   ElementsKind elements_kind() const {
     return this->hydrogen()->elements_kind();
   }
 
   bool NeedsCanonicalization() {
     if (hydrogen()->value()->IsAdd() || hydrogen()->value()->IsSub() ||
         hydrogen()->value()->IsMul() || hydrogen()->value()->IsDiv()) {
       return false;
     }
     return this->hydrogen()->NeedsCanonicalization();
@@ skipping 19 matching lines @@
     }
   }
 
   DECLARE_HYDROGEN_ACCESSOR(StoreKeyed)
 };
 
 
 class LStoreKeyedExternal final : public LStoreKeyed<1> {
  public:
   LStoreKeyedExternal(LOperand* elements, LOperand* key, LOperand* value,
-                      LOperand* temp) :
-      LStoreKeyed<1>(elements, key, value) {
+                      LOperand* backing_store_owner, LOperand* temp)
+      : LStoreKeyed<1>(elements, key, value, backing_store_owner) {
     temps_[0] = temp;
   }
 
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedExternal, "store-keyed-external")
 };
 
 
 class LStoreKeyedFixed final : public LStoreKeyed<1> {
  public:
   LStoreKeyedFixed(LOperand* elements, LOperand* key, LOperand* value,
-                   LOperand* temp) :
-      LStoreKeyed<1>(elements, key, value) {
+                   LOperand* temp)
+      : LStoreKeyed<1>(elements, key, value, nullptr) {
     temps_[0] = temp;
   }
 
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFixed, "store-keyed-fixed")
 };
 
 
 class LStoreKeyedFixedDouble final : public LStoreKeyed<1> {
  public:
   LStoreKeyedFixedDouble(LOperand* elements, LOperand* key, LOperand* value,
-                         LOperand* temp) :
-      LStoreKeyed<1>(elements, key, value) {
+                         LOperand* temp)
+      : LStoreKeyed<1>(elements, key, value, nullptr) {
     temps_[0] = temp;
   }
 
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFixedDouble,
                                "store-keyed-fixed-double")
 };
 
 
@@ skipping 693 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CRANKSHAFT_ARM64_LITHIUM_ARM64_H_