ARM/ARM64: Optimise HLoadNamedField and HStoreNamedField.

src/arm/lithium-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 "src/v8.h"
 
 #include "src/lithium-allocator-inl.h"
 #include "src/arm/lithium-arm.h"
 #include "src/arm/lithium-codegen-arm.h"
 #include "src/hydrogen-osr.h"
@@ skipping 2114 matching lines @@
   LInstruction* result = new(zone()) LStoreContextSlot(context, value);
   if (instr->RequiresHoleCheck() && instr->DeoptimizesOnHole()) {
     result = AssignEnvironment(result);
   }
   return result;
 }
 
 
 LInstruction* LChunkBuilder::DoLoadNamedField(HLoadNamedField* instr) {
   LOperand* obj = UseRegisterAtStart(instr->object());
-  return DefineAsRegister(new(zone()) LLoadNamedField(obj));
+  HValue* h_obj_properties = instr->object_properties();
+  LOperand* obj_properties =
+      (h_obj_properties != NULL) ? UseRegisterAtStart(h_obj_properties) : NULL;
+  return DefineAsRegister(new(zone()) LLoadNamedField(obj, obj_properties));
 }
 
 
 LInstruction* LChunkBuilder::DoLoadNamedGeneric(HLoadNamedGeneric* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* object = UseFixed(instr->object(), r0);
   LInstruction* result =
       DefineFixed(new(zone()) LLoadNamedGeneric(context, object), r0);
   return MarkAsCall(result, instr);
 }
@@ skipping 170 matching lines @@
     val = UseTempRegister(instr->value());
   } else if (instr->field_representation().IsDouble()) {
     val = UseRegisterAtStart(instr->value());
   } else {
     val = UseRegister(instr->value());
   }
 
   // We need a temporary register for write barrier of the map field.
   LOperand* temp = needs_write_barrier_for_map ? TempRegister() : NULL;
 
-  return new(zone()) LStoreNamedField(obj, val, temp);
+  HValue* h_obj_properties = instr->object_properties();
+  LOperand* obj_properties =
+      (h_obj_properties != NULL) ? UseRegister(h_obj_properties) : NULL;
+
+  return new(zone()) LStoreNamedField(obj, val, temp, obj_properties);
 }
 
 
 LInstruction* LChunkBuilder::DoStoreNamedGeneric(HStoreNamedGeneric* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* obj = UseFixed(instr->object(), r1);
   LOperand* val = UseFixed(instr->value(), r0);
 
   LInstruction* result = new(zone()) LStoreNamedGeneric(context, obj, val);
   return MarkAsCall(result, instr);
@@ skipping 252 matching lines @@
 LInstruction* LChunkBuilder::DoAllocateBlockContext(
     HAllocateBlockContext* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* function = UseRegisterAtStart(instr->function());
   LAllocateBlockContext* result =
       new(zone()) LAllocateBlockContext(context, function);
   return MarkAsCall(DefineFixed(result, cp), instr);
 }
 
 } }  // namespace v8::internal