Extract LoadAccessor into a masm function.

src/arm/macro-assembler-arm.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 <limits.h>  // For LONG_MIN, LONG_MAX.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_ARM
 
@@ skipping 3732 matching lines @@
 
 
 void MacroAssembler::EnumLength(Register dst, Register map) {
   STATIC_ASSERT(Map::EnumLengthBits::kShift == 0);
   ldr(dst, FieldMemOperand(map, Map::kBitField3Offset));
   and_(dst, dst, Operand(Map::EnumLengthBits::kMask));
   SmiTag(dst);
 }
 
 
+void MacroAssembler::LoadAccessor(Register dst, Register holder,
+                                  int accessor_index,
+                                  AccessorComponent accessor) {
+  ldr(dst, FieldMemOperand(holder, HeapObject::kMapOffset));
+  LoadInstanceDescriptors(dst, dst);
+  ldr(dst,
+      FieldMemOperand(dst, DescriptorArray::GetValueOffset(accessor_index)));
+  int offset = accessor == ACCESSOR_GETTER ? AccessorPair::kGetterOffset
+                                           : AccessorPair::kSetterOffset;
+  ldr(dst, FieldMemOperand(dst, offset));
+}
+
+
 void MacroAssembler::CheckEnumCache(Register null_value, Label* call_runtime) {
   Register  empty_fixed_array_value = r6;
   LoadRoot(empty_fixed_array_value, Heap::kEmptyFixedArrayRootIndex);
   Label next, start;
   mov(r2, r0);
 
   // Check if the enum length field is properly initialized, indicating that
   // there is an enum cache.
   ldr(r1, FieldMemOperand(r2, HeapObject::kMapOffset));
 
@@ skipping 194 matching lines @@
     }
   }
   if (mag.shift > 0) mov(result, Operand(result, ASR, mag.shift));
   add(result, result, Operand(dividend, LSR, 31));
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM