X64 Crankshaft: Add DoOuterContext to x64 lithium.

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 111 matching lines @@
   V(LoadFunctionPrototype)                      \
   V(LoadPixelArrayElement)                      \
   V(LoadPixelArrayExternalPointer)              \
   V(ModI)                                       \
   V(MulI)                                       \
   V(NumberTagD)                                 \
   V(NumberTagI)                                 \
   V(NumberUntagD)                               \
   V(ObjectLiteral)                              \
   V(OsrEntry)                                   \
+  V(OuterContext)                               \
   V(Parameter)                                  \
   V(PixelArrayLength)                           \
   V(Power)                                      \
   V(PushArgument)                               \
   V(RegExpLiteral)                              \
   V(Return)                                     \
   V(ShiftI)                                     \
   V(SmiTag)                                     \
   V(SmiUntag)                                   \
   V(StackCheck)                                 \
@@ skipping 1131 matching lines @@
   DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument")
 };
 
 
 class LContext: public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(Context, "context")
 };
 
 
+class LOuterContext: public LTemplateInstruction<1, 1, 0> {
+ public:
+  explicit LOuterContext(LOperand* context) {
+    inputs_[0] = context;
+  }
+
+  DECLARE_CONCRETE_INSTRUCTION(OuterContext, "outer-context")
+
+  LOperand* context() { return InputAt(0); }
+};
+
+
 class LGlobalObject: public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(GlobalObject, "global-object")
 };
 
 
 class LGlobalReceiver: public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver, "global-receiver")
 };
@@ skipping 737 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_