[Interpreter] Adds Object literal support.

src/interpreter/bytecode-array-builder.cc

 // Copyright 2015 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/interpreter/bytecode-array-builder.h"
 
 namespace v8 {
 namespace internal {
 namespace interpreter {
 
@@ skipping 356 matching lines @@
   if (FitsInIdx8Operand(literal_index)) {
     Output(Bytecode::kCreateArrayLiteral, static_cast<uint8_t>(literal_index),
            static_cast<uint8_t>(flags));
   } else {
     UNIMPLEMENTED();
   }
   return *this;
 }
 
 
+BytecodeArrayBuilder& BytecodeArrayBuilder::CreateObjectLiteral(
+    int literal_index, int flags) {
+  DCHECK(FitsInImm8Operand(flags));  // Flags should fit in 8 bytes.
+  if (FitsInIdx8Operand(literal_index)) {
+    Output(Bytecode::kCreateObjectLiteral, static_cast<uint8_t>(literal_index),
+           static_cast<uint8_t>(flags));
+  } else {
+    UNIMPLEMENTED();
+  }
+  return *this;
+}
+
+
 BytecodeArrayBuilder& BytecodeArrayBuilder::CreateClosure(
     PretenureFlag tenured) {
   DCHECK(FitsInImm8Operand(tenured));
   Output(Bytecode::kCreateClosure, static_cast<uint8_t>(tenured));
   return *this;
 }
 
 
 BytecodeArrayBuilder& BytecodeArrayBuilder::CastAccumulatorToBoolean() {
   if (LastBytecodeInSameBlock()) {
@@ skipping 19 matching lines @@
       default:
         // Fall through to output kToBoolean.
         break;
     }
   }
   Output(Bytecode::kToBoolean);
   return *this;
 }
 
 
+BytecodeArrayBuilder& BytecodeArrayBuilder::CastAccumulatorToName() {
+  Output(Bytecode::kToName);
+  return *this;
+}
+
+
 BytecodeArrayBuilder& BytecodeArrayBuilder::Bind(BytecodeLabel* label) {
   if (label->is_forward_target()) {
     // An earlier jump instruction refers to this label. Update it's location.
     PatchJump(bytecodes()->end(), bytecodes()->begin() + label->offset());
     // Now treat as if the label will only be back referred to.
   }
   label->bind_to(bytecodes()->size());
   return *this;
 }
 
@@ skipping 378 matching lines @@
 
 Register TemporaryRegisterScope::NewRegister() {
   count_++;
   last_register_index_ = builder_->BorrowTemporaryRegister();
   return Register(last_register_index_);
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8