Implement crankshaft support for nested object literals.

src/x64/lithium-x64.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 2053 matching lines @@
   LOperand* string = UseRegisterAtStart(instr->value());
   return DefineAsRegister(new LStringLength(string));
 }
 
 
 LInstruction* LChunkBuilder::DoArrayLiteral(HArrayLiteral* instr) {
   return MarkAsCall(DefineFixed(new LArrayLiteral, rax), instr);
 }
 
 
-LInstruction* LChunkBuilder::DoObjectLiteral(HObjectLiteral* instr) {
-  return MarkAsCall(DefineFixed(new LObjectLiteral, rax), instr);
+LInstruction* LChunkBuilder::DoObjectLiteralFast(HObjectLiteralFast* instr) {
+  return MarkAsCall(DefineFixed(new LObjectLiteralFast, rax), instr);
 }
 
 
+LInstruction* LChunkBuilder::DoObjectLiteralGeneric(
+    HObjectLiteralGeneric* instr) {
+  return MarkAsCall(DefineFixed(new LObjectLiteralGeneric, rax), instr);
+}
+
+
 LInstruction* LChunkBuilder::DoRegExpLiteral(HRegExpLiteral* instr) {
   return MarkAsCall(DefineFixed(new LRegExpLiteral, rax), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoFunctionLiteral(HFunctionLiteral* instr) {
   return MarkAsCall(DefineFixed(new LFunctionLiteral, rax), instr);
 }
 
 
@@ skipping 141 matching lines @@
   LOperand* key = UseOrConstantAtStart(instr->key());
   LOperand* object = UseOrConstantAtStart(instr->object());
   LIn* result = new LIn(key, object);
   return MarkAsCall(DefineFixed(result, rax), instr);
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64