Continue learning for calls in optimized code when we have no type feedback.

src/x64/lithium-x64.h

 // Copyright 2012 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.
 
 #ifndef V8_X64_LITHIUM_X64_H_
 #define V8_X64_LITHIUM_X64_H_
 
 #include "src/hydrogen.h"
 #include "src/lithium.h"
 #include "src/lithium-allocator.h"
@@ skipping 1910 matching lines @@
 
   DECLARE_CONCRETE_INSTRUCTION(InvokeFunction, "invoke-function")
   DECLARE_HYDROGEN_ACCESSOR(InvokeFunction)
 
   void PrintDataTo(StringStream* stream) OVERRIDE;
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 };
 
 
-class LCallFunction FINAL : public LTemplateInstruction<1, 2, 0> {
+class LCallFunction FINAL : public LTemplateInstruction<1, 2, 2> {
  public:
-  LCallFunction(LOperand* context, LOperand* function) {
+  LCallFunction(LOperand* context, LOperand* function, LOperand* slot,
+                LOperand* vector) {
     inputs_[0] = context;
     inputs_[1] = function;
+    temps_[0] = slot;
+    temps_[1] = vector;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(CallFunction, "call-function")
   DECLARE_HYDROGEN_ACCESSOR(CallFunction)
 
   LOperand* context() { return inputs_[0]; }
   LOperand* function() { return inputs_[1]; }
+  LOperand* temp_slot() { return temps_[0]; }
+  LOperand* temp_vector() { return temps_[1]; }
   int arity() const { return hydrogen()->argument_count() - 1; }
+
+  void PrintDataTo(StringStream* stream) OVERRIDE;
 };
 
 
 class LCallNew FINAL : public LTemplateInstruction<1, 2, 0> {
  public:
   LCallNew(LOperand* context, LOperand* constructor) {
     inputs_[0] = context;
     inputs_[1] = constructor;
   }
 
@@ skipping 906 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::int
 
 #endif  // V8_X64_LITHIUM_X64_H_