X64 Crankshaft: Implement CallKeyed in optimizing compiler.

src/x64/lithium-x64.h

 // 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 1277 matching lines @@
 
 class LCallKeyed: public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LCallKeyed(LOperand* key) {
     inputs_[0] = key;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(CallKeyed, "call-keyed")
   DECLARE_HYDROGEN_ACCESSOR(CallKeyed)
 
+  LOperand* key() { return inputs_[0]; }
+
   virtual void PrintDataTo(StringStream* stream);
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 };
 
 
 class LCallNamed: public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(CallNamed, "call-named")
   DECLARE_HYDROGEN_ACCESSOR(CallNamed)
@@ skipping 705 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::int
 
 #endif  // V8_X64_LITHIUM_X64_H_