Inline Array.prototype.forEach in TurboFan

src/compiler/frame-states.h

 // 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.
 
 #ifndef V8_COMPILER_FRAME_STATES_H_
 #define V8_COMPILER_FRAME_STATES_H_
 
+#include "src/builtins/builtins.h"
 #include "src/handles.h"
 #include "src/utils.h"
 
 namespace v8 {
 namespace internal {
 
 // Forward declarations.
 class SharedFunctionInfo;
 
 namespace compiler {
@@ skipping 57 matching lines @@
 
 
 // The type of stack frame that a FrameState node represents.
 enum class FrameStateType {
   kJavaScriptFunction,   // Represents an unoptimized JavaScriptFrame.
   kInterpretedFunction,  // Represents an InterpretedFrame.
   kArgumentsAdaptor,     // Represents an ArgumentsAdaptorFrame.
   kTailCallerFunction,   // Represents a frame removed by tail call elimination.
   kConstructStub,        // Represents a ConstructStubFrame.
   kGetterStub,           // Represents a GetterStubFrame.
-  kSetterStub            // Represents a SetterStubFrame.
+  kSetterStub,           // Represents a SetterStubFrame.
+  kBuiltinContinuation   // Represents a continuation to a stub

[Jarin, 2017/05/24 06:41:22]

I am sorry for this nit, I just have to say this: add a dot to the end.

[danno, 2017/06/06 12:04:52]

Done.

 };
 
 class FrameStateFunctionInfo {
  public:
   FrameStateFunctionInfo(FrameStateType type, int parameter_count,
                          int local_count,
                          Handle<SharedFunctionInfo> shared_info)
       : type_(type),
         parameter_count_(parameter_count),
         local_count_(local_count),
@@ skipping 57 matching lines @@
 std::ostream& operator<<(std::ostream&, FrameStateInfo const&);
 
 static const int kFrameStateParametersInput = 0;
 static const int kFrameStateLocalsInput = 1;
 static const int kFrameStateStackInput = 2;
 static const int kFrameStateContextInput = 3;
 static const int kFrameStateFunctionInput = 4;
 static const int kFrameStateOuterStateInput = 5;
 static const int kFrameStateInputCount = kFrameStateOuterStateInput + 1;
 
+class JSGraph;
+class Node;

[Michael Starzinger, 2017/05/24 13:54:59]

nit: Please hoist forward declarations all the way to the top of the file.

[danno, 2017/06/06 12:04:52]

Done.

+
+enum class ContinuationFrameStateMode { EAGER, LAZY };
+
+Node* CreateStubBuiltinContinuationFrameState(JSGraph* graph,
+                                              Builtins::Name name,
+                                              Node* context, Node** parameters,
+                                              int parameter_count,
+                                              Node* outer_frame_state,
+                                              ContinuationFrameStateMode mode);
+
+Node* CreateJavaScriptBuiltinContinuationFrameState(
+    JSGraph* graph, Handle<SharedFunctionInfo> shared, Builtins::Name name,
+    Node* target, Node* context, Node** stack_parameters,
+    int stack_parameter_count, Node* outer_frame_state,
+    ContinuationFrameStateMode mode);
+
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_FRAME_STATES_H_