Fix crash in debug builds introduced with r21110.

src/arm64/lithium-codegen-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"
 
 #include "arm64/lithium-codegen-arm64.h"
 #include "arm64/lithium-gap-resolver-arm64.h"
 #include "code-stubs.h"
 #include "stub-cache.h"
@@ skipping 877 matching lines @@
 
 void LCodeGen::FinishCode(Handle<Code> code) {
   ASSERT(is_done());
   code->set_stack_slots(GetStackSlotCount());
   code->set_safepoint_table_offset(safepoints_.GetCodeOffset());
   if (code->is_optimized_code()) RegisterWeakObjectsInOptimizedCode(code);
   PopulateDeoptimizationData(code);
 }
 
 
-void LCodeGen::Abort(BailoutReason reason) {
-  info()->set_bailout_reason(reason);
-  status_ = ABORTED;
-}
-
-
 void LCodeGen::PopulateDeoptimizationData(Handle<Code> code) {
   int length = deoptimizations_.length();
   if (length == 0) return;
 
   Handle<DeoptimizationInputData> data =
       DeoptimizationInputData::New(isolate(), length, TENURED);
 
   Handle<ByteArray> translations =
       translations_.CreateByteArray(isolate()->factory());
   data->SetTranslationByteArray(*translations);
@@ skipping 4332 matching lines @@
       : isolate()->builtins()->KeyedStoreIC_Initialize();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 }
 
 
 void LCodeGen::DoStoreNamedField(LStoreNamedField* instr) {
   Representation representation = instr->representation();
 
   Register object = ToRegister(instr->object());
   HObjectAccess access = instr->hydrogen()->access();
-  Handle<Map> transition = instr->transition();
   int offset = access.offset();
 
   if (access.IsExternalMemory()) {
-    ASSERT(transition.is_null());
+    ASSERT(!instr->hydrogen()->has_transition());
     ASSERT(!instr->hydrogen()->NeedsWriteBarrier());
     Register value = ToRegister(instr->value());
     __ Store(value, MemOperand(object, offset), representation);
     return;
   } else if (representation.IsDouble()) {
-    ASSERT(transition.is_null());
     ASSERT(access.IsInobject());
+    ASSERT(!instr->hydrogen()->has_transition());
     ASSERT(!instr->hydrogen()->NeedsWriteBarrier());
     FPRegister value = ToDoubleRegister(instr->value());
     __ Str(value, FieldMemOperand(object, offset));
     return;
   }
 
   Register value = ToRegister(instr->value());
 
   SmiCheck check_needed = instr->hydrogen()->value()->IsHeapObject()
       ? OMIT_SMI_CHECK : INLINE_SMI_CHECK;
 
   ASSERT(!(representation.IsSmi() &&
            instr->value()->IsConstantOperand() &&
            !IsInteger32Constant(LConstantOperand::cast(instr->value()))));
   if (representation.IsHeapObject() &&
       !instr->hydrogen()->value()->type().IsHeapObject()) {
     DeoptimizeIfSmi(value, instr->environment());
 
     // We know now that value is not a smi, so we can omit the check below.
     check_needed = OMIT_SMI_CHECK;
   }
 
-  if (!transition.is_null()) {
+  if (instr->hydrogen()->has_transition()) {
+    Handle<Map> transition = instr->hydrogen()->transition_map();
+    AddDeprecationDependency(transition);
     // Store the new map value.
     Register new_map_value = ToRegister(instr->temp0());
     __ Mov(new_map_value, Operand(transition));
     __ Str(new_map_value, FieldMemOperand(object, HeapObject::kMapOffset));
     if (instr->hydrogen()->NeedsWriteBarrierForMap()) {
       // Update the write barrier for the map field.
       __ RecordWriteField(object,
                           HeapObject::kMapOffset,
                           new_map_value,
                           ToRegister(instr->temp1()),
@@ skipping 647 matching lines @@
   __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset));
   // Index is equal to negated out of object property index plus 1.
   __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2));
   __ Ldr(result, FieldMemOperand(result,
                                  FixedArray::kHeaderSize - kPointerSize));
   __ Bind(deferred->exit());
   __ Bind(&done);
 }
 
 } }  // namespace v8::internal