[Interpreter] Adds Object literal support.

src/interpreter/interpreter.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/interpreter.h"
 
 #include "src/code-factory.h"
 #include "src/compiler.h"
 #include "src/compiler/interpreter-assembler.h"
 #include "src/factory.h"
@@ skipping 331 matching lines @@
 void Interpreter::DoKeyedStoreICStrict(
     compiler::InterpreterAssembler* assembler) {
   Callable ic =
       CodeFactory::KeyedStoreICInOptimizedCode(isolate_, STRICT, UNINITIALIZED);
   DoPropertyStoreIC(ic, assembler);
 }
 
 
 // KeyedStoreICGeneric <object> <key>
 //
-// Calls the generic KeyStoreIC for <object> and the key <key> with the value in
-// the accumulator.
+// Calls the generic KeyedStoreIC for <object> and the key <key> with the value
+// in the accumulator.
 void Interpreter::DoKeyedStoreICGeneric(
     compiler::InterpreterAssembler* assembler) {
   Callable ic =
       CodeFactory::KeyedStoreICInOptimizedCode(isolate_, SLOPPY, MEGAMORPHIC);
   Node* code_target = __ HeapConstant(ic.code());
   Node* object_reg_index = __ BytecodeOperandReg8(0);
   Node* object = __ LoadRegister(object_reg_index);
   Node* name_reg_index = __ BytecodeOperandReg8(1);
   Node* name = __ LoadRegister(name_reg_index);
   Node* value = __ GetAccumulator();
@@ skipping 285 matching lines @@
 //
 // Cast the object referenced by the accumulator to a boolean.
 void Interpreter::DoToBoolean(compiler::InterpreterAssembler* assembler) {
   Node* accumulator = __ GetAccumulator();
   Node* result = __ CallRuntime(Runtime::kInterpreterToBoolean, accumulator);
   __ SetAccumulator(result);
   __ Dispatch();
 }
 
 
+// ToName
+//
+// Cast the object referenced by the accumulator to a name.
+void Interpreter::DoToName(compiler::InterpreterAssembler* assembler) {
+  Node* accumulator = __ GetAccumulator();
+  Node* result = __ CallRuntime(Runtime::kToName, accumulator);
+  __ SetAccumulator(result);
+  __ Dispatch();
+}
+
+
 // Jump <imm8>
 //
 // Jump by number of bytes represented by the immediate operand |imm8|.
 void Interpreter::DoJump(compiler::InterpreterAssembler* assembler) {
   Node* relative_jump = __ BytecodeOperandImm8(0);
   __ Jump(relative_jump);
 }
 
 
 // JumpConstant <idx>
@@ skipping 54 matching lines @@
     compiler::InterpreterAssembler* assembler) {
   Node* accumulator = __ GetAccumulator();
   Node* index = __ BytecodeOperandIdx8(0);
   Node* constant = __ LoadConstantPoolEntry(index);
   Node* relative_jump = __ SmiUntag(constant);
   Node* false_value = __ BooleanConstant(false);
   __ JumpIfWordEqual(accumulator, false_value, relative_jump);
 }
 
 
-// CreateArrayLiteral <idx> <flags>
-//
-// Creates an array literal for literal index <idx> with flags <flags> and
-// constant elements in the accumulator.
-void Interpreter::DoCreateArrayLiteral(
-    compiler::InterpreterAssembler* assembler) {
+void Interpreter::DoCreateLiteral(Runtime::FunctionId function_id,
+                                  compiler::InterpreterAssembler* assembler) {
   Node* constant_elements = __ GetAccumulator();
   Node* literal_index_raw = __ BytecodeOperandIdx8(0);
   Node* literal_index = __ SmiTag(literal_index_raw);
   Node* flags_raw = __ BytecodeOperandImm8(1);
   Node* flags = __ SmiTag(flags_raw);
   Node* closure = __ LoadRegister(Register::function_closure());
   Node* literals_array =
       __ LoadObjectField(closure, JSFunction::kLiteralsOffset);
-  Node* result = __ CallRuntime(Runtime::kCreateArrayLiteral, literals_array,
-                                literal_index, constant_elements, flags);
+  Node* result = __ CallRuntime(function_id, literals_array, literal_index,
+                                constant_elements, flags);
   __ SetAccumulator(result);
   __ Dispatch();
 }
 
 
+// CreateArrayLiteral <idx> <flags>
+//
+// Creates an array literal for literal index <idx> with flags <flags> and
+// constant elements in the accumulator.
+void Interpreter::DoCreateArrayLiteral(
+    compiler::InterpreterAssembler* assembler) {
+  DoCreateLiteral(Runtime::kCreateArrayLiteral, assembler);
+}
+
+
+// CreateObjectLiteral <idx> <flags>
+//
+// Creates an object literal for literal index <idx> with flags <flags> and
+// constant elements in the accumulator.
+void Interpreter::DoCreateObjectLiteral(
+    compiler::InterpreterAssembler* assembler) {
+  DoCreateLiteral(Runtime::kCreateObjectLiteral, assembler);
+}
+
+
 // CreateClosure <tenured>
 //
 // Creates a new closure for SharedFunctionInfo in the accumulator with the
 // PretenureFlag <tenured>.
 void Interpreter::DoCreateClosure(compiler::InterpreterAssembler* assembler) {
   // TODO(rmcilroy): Possibly call FastNewClosureStub when possible instead of
   // calling into the runtime.
   Node* shared = __ GetAccumulator();
   Node* tenured_raw = __ BytecodeOperandImm8(0);
   Node* tenured = __ SmiTag(tenured_raw);
   Node* result =
       __ CallRuntime(Runtime::kInterpreterNewClosure, shared, tenured);
   __ SetAccumulator(result);
   __ Dispatch();
 }
 
 
 // Return
 //
 // Return the value in the accumulator.
 void Interpreter::DoReturn(compiler::InterpreterAssembler* assembler) {
   __ Return();
 }
 
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8