Revert "[turbofan] Fix lowering of typed loads/stores."

src/compiler/access-builder.cc

 // Copyright 2014 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/compiler/access-builder.h"
 #include "src/types-inl.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 // static
 FieldAccess AccessBuilder::ForMap() {
-  return {kTaggedBase, HeapObject::kMapOffset, MaybeHandle<Name>(), Type::Any(),
+  return {kTaggedBase, HeapObject::kMapOffset, Handle<Name>(), Type::Any(),
           kMachAnyTagged};
 }
 
 
 // static
 FieldAccess AccessBuilder::ForJSObjectProperties() {
-  return {kTaggedBase, JSObject::kPropertiesOffset, MaybeHandle<Name>(),
-          Type::Any(), kMachAnyTagged};
+  return {kTaggedBase, JSObject::kPropertiesOffset, Handle<Name>(), Type::Any(),
+          kMachAnyTagged};
 }
 
 
 // static
 FieldAccess AccessBuilder::ForJSObjectElements() {
-  return {kTaggedBase, JSObject::kElementsOffset, MaybeHandle<Name>(),
+  return {kTaggedBase, JSObject::kElementsOffset, Handle<Name>(),
           Type::Internal(), kMachAnyTagged};
 }
 
 
 // static
 FieldAccess AccessBuilder::ForJSFunctionContext() {
-  return {kTaggedBase, JSFunction::kContextOffset, MaybeHandle<Name>(),
+  return {kTaggedBase, JSFunction::kContextOffset, Handle<Name>(),
           Type::Internal(), kMachAnyTagged};
 }
 
 
 // static
 FieldAccess AccessBuilder::ForJSArrayBufferBackingStore() {
-  return {kTaggedBase, JSArrayBuffer::kBackingStoreOffset, MaybeHandle<Name>(),
+  return {kTaggedBase, JSArrayBuffer::kBackingStoreOffset, Handle<Name>(),
           Type::UntaggedPtr(), kMachPtr};
 }
 
 
 // static
 FieldAccess AccessBuilder::ForExternalArrayPointer() {
-  return {kTaggedBase, ExternalArray::kExternalPointerOffset,
-          MaybeHandle<Name>(), Type::UntaggedPtr(), kMachPtr};
+  return {kTaggedBase, ExternalArray::kExternalPointerOffset, Handle<Name>(),
+          Type::UntaggedPtr(), kMachPtr};
 }
 
 
 // static
 ElementAccess AccessBuilder::ForFixedArrayElement() {
   return {kNoBoundsCheck, kTaggedBase, FixedArray::kHeaderSize, Type::Any(),
           kMachAnyTagged};
 }
 
 
@@ skipping 29 matching lines @@
       return {kTypedArrayBoundsCheck, taggedness, header_size, Type::Number(),
               kRepFloat64};
   }
   UNREACHABLE();
   return {kTypedArrayBoundsCheck, kUntaggedBase, 0, Type::None(), kMachNone};
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8