ARM: Implement delete operation in lithium codegen....

src/arm/lithium-arm.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1811 matching lines @@
   return MarkAsCall(DefineFixed(new LRegExpLiteral, r0), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoFunctionLiteral(HFunctionLiteral* instr) {
   return MarkAsCall(DefineFixed(new LFunctionLiteral, r0), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoDeleteProperty(HDeleteProperty* instr) {
-  LInstruction* result = new LDeleteProperty(Use(instr->object()),
-                                             UseOrConstant(instr->key()));
+  LOperand* object = UseRegisterAtStart(instr->object());
+  LOperand* key = UseRegisterAtStart(instr->key());
+  LInstruction* result = new LDeleteProperty(object, key);
   return MarkAsCall(DefineFixed(result, r0), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoOsrEntry(HOsrEntry* instr) {
   allocator_->MarkAsOsrEntry();
   current_block_->last_environment()->set_ast_id(instr->ast_id());
   return AssignEnvironment(new LOsrEntry);
 }
 
@@ skipping 111 matching lines @@
 void LPointerMap::PrintTo(StringStream* stream) const {
   stream->Add("{");
   for (int i = 0; i < pointer_operands_.length(); ++i) {
     if (i != 0) stream->Add(";");
     pointer_operands_[i]->PrintTo(stream);
   }
   stream->Add("} @%d", position());
 }
 
 } }  // namespace v8::internal