[turbofan] Fix deoptimization stack layout for fast literal comparisons.

src/compiler/ast-graph-builder.h

Index: src/compiler/ast-graph-builder.h
diff --git a/src/compiler/ast-graph-builder.h b/src/compiler/ast-graph-builder.h
index 6cff237c3c5ecfd108b78dac47cab1583bf2686c..980d940628ab2d6eaed5188b9aaf40693f06d457 100644
--- a/src/compiler/ast-graph-builder.h
+++ b/src/compiler/ast-graph-builder.h
@@ -418,12 +418,19 @@ class AstGraphBuilder : public AstVisitor {
   void VisitVoid(UnaryOperation* expr);
   void VisitTypeof(UnaryOperation* expr);
   void VisitNot(UnaryOperation* expr);
+  void VisitTypeofExpression(Expression* expr);

[Michael Starzinger, 2016/03/09 09:26:14]

nit: Can we separate out this last function from the rest and add a comment "//
Dispatched from VisitTypeof." in front?

[Jarin, 2016/03/09 10:50:18]

Done.

 
   // Dispatched from VisitBinaryOperation.
   void VisitComma(BinaryOperation* expr);
   void VisitLogicalExpression(BinaryOperation* expr);
   void VisitArithmeticExpression(BinaryOperation* expr);
 
+  // Dispatched from VisitCompareOperation.
+  void VisitLiteralCompareNil(CompareOperation* expr, Expression* sub_expr,
+                              Node* nil_value);
+  void VisitLiteralCompareTypeof(CompareOperation* expr, Expression* sub_expr,
+                                 Handle<String> check);
+
   // Dispatched from VisitForInStatement.
   void VisitForInAssignment(Expression* expr, Node* value,
                             const VectorSlotPair& feedback,