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

src/crankshaft/mips/lithium-mips.cc

 // 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.
 
 #include "src/crankshaft/mips/lithium-mips.h"
 
 #include <sstream>
 
 #if V8_TARGET_ARCH_MIPS
 
@@ skipping 2121 matching lines @@
   LInstruction* result = NULL;
 
   if (!instr->is_fixed_typed_array()) {
     LOperand* obj = NULL;
     if (instr->representation().IsDouble()) {
       obj = UseRegister(instr->elements());
     } else {
       DCHECK(instr->representation().IsSmiOrTagged());
       obj = UseRegisterAtStart(instr->elements());
     }
-    result = DefineAsRegister(new(zone()) LLoadKeyed(obj, key));
+    result = DefineAsRegister(new (zone()) LLoadKeyed(obj, key, nullptr));
   } else {
     DCHECK(
         (instr->representation().IsInteger32() &&
          !IsDoubleOrFloatElementsKind(elements_kind)) ||
         (instr->representation().IsDouble() &&
          IsDoubleOrFloatElementsKind(elements_kind)));
     LOperand* backing_store = UseRegister(instr->elements());
-    result = DefineAsRegister(new(zone()) LLoadKeyed(backing_store, key));
+    LOperand* backing_store_owner = UseAny(instr->backing_store_owner());
+    result = DefineAsRegister(
+        new (zone()) LLoadKeyed(backing_store, key, backing_store_owner));
   }
 
   bool needs_environment;
   if (instr->is_fixed_typed_array()) {
     // see LCodeGen::DoLoadKeyedExternalArray
     needs_environment = elements_kind == UINT32_ELEMENTS &&
                         !instr->CheckFlag(HInstruction::kUint32);
   } else {
     // see LCodeGen::DoLoadKeyedFixedDoubleArray and
     // LCodeGen::DoLoadKeyedFixedArray
@@ skipping 44 matching lines @@
         object = UseTempRegister(instr->elements());
         val = UseTempRegister(instr->value());
         key = UseTempRegister(instr->key());
       } else {
         object = UseRegisterAtStart(instr->elements());
         val = UseRegisterAtStart(instr->value());
         key = UseRegisterOrConstantAtStart(instr->key());
       }
     }
 
-    return new(zone()) LStoreKeyed(object, key, val);
+    return new (zone()) LStoreKeyed(object, key, val, nullptr);
   }
 
   DCHECK(
       (instr->value()->representation().IsInteger32() &&
        !IsDoubleOrFloatElementsKind(instr->elements_kind())) ||
       (instr->value()->representation().IsDouble() &&
        IsDoubleOrFloatElementsKind(instr->elements_kind())));
   DCHECK(instr->elements()->representation().IsExternal());
   LOperand* val = UseRegister(instr->value());
   LOperand* key = UseRegisterOrConstantAtStart(instr->key());
   LOperand* backing_store = UseRegister(instr->elements());
-  return new(zone()) LStoreKeyed(backing_store, key, val);
+  LOperand* backing_store_owner = UseAny(instr->backing_store_owner());
+  return new (zone()) LStoreKeyed(backing_store, key, val, backing_store_owner);
 }
 
 
 LInstruction* LChunkBuilder::DoStoreKeyedGeneric(HStoreKeyedGeneric* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* obj =
       UseFixed(instr->object(), StoreDescriptor::ReceiverRegister());
   LOperand* key = UseFixed(instr->key(), StoreDescriptor::NameRegister());
   LOperand* val = UseFixed(instr->value(), StoreDescriptor::ValueRegister());
 
@@ skipping 344 matching lines @@
   LOperand* function = UseRegisterAtStart(instr->function());
   LAllocateBlockContext* result =
       new(zone()) LAllocateBlockContext(context, function);
   return MarkAsCall(DefineFixed(result, cp), instr);
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS