Convert ElementsKind into a BitField

src/arm64/code-stubs-arm64.cc

 // 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.
 
 #include "v8.h"
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "bootstrapper.h"
 #include "code-stubs.h"
@@ skipping 4669 matching lines @@
   STATIC_ASSERT(FAST_SMI_ELEMENTS == 0);
   STATIC_ASSERT(FAST_HOLEY_SMI_ELEMENTS == 1);
   STATIC_ASSERT(FAST_ELEMENTS == 2);
   STATIC_ASSERT(FAST_HOLEY_ELEMENTS == 3);
   __ Cmp(bitfield2, Map::kMaximumBitField2FastHoleyElementValue);
   __ B(hi, &double_elements);
 
   __ JumpIfSmi(value, &smi_element);
 
   // Jump if array's ElementsKind is not FAST_ELEMENTS or FAST_HOLEY_ELEMENTS.
-  __ Tbnz(bitfield2, MaskToBit(FAST_ELEMENTS << Map::kElementsKindShift),
+  __ Tbnz(bitfield2, MaskToBit(FAST_ELEMENTS << Map::ElementsKindBits::kShift),
           &fast_elements);
 
   // Store into the array literal requires an elements transition. Call into
   // the runtime.
   __ Bind(&slow_elements);
   __ Push(array, index_smi, value);
   __ Ldr(x10, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
   __ Ldr(x11, FieldMemOperand(x10, JSFunction::kLiteralsOffset));
   __ Push(x11, array_index_smi);
   __ TailCallRuntime(Runtime::kStoreArrayLiteralElement, 5, 1);
@@ skipping 864 matching lines @@
                               MemOperand(fp, 6 * kPointerSize),
                               NULL);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM64