Version 3.4.8...

src/hydrogen.h

Index: src/hydrogen.h
===================================================================
--- src/hydrogen.h	(revision 8462)
+++ src/hydrogen.h	(working copy)
@@ -329,8 +329,6 @@
 
 class HEnvironment: public ZoneObject {
  public:
-  enum CompilationPhase { HYDROGEN, LITHIUM };
-
   HEnvironment(HEnvironment* outer,
                Scope* scope,
                Handle<JSFunction> closure);
@@ -417,12 +415,9 @@
 
   // Create an "inlined version" of this environment, where the original
   // environment is the outer environment but the top expression stack
-  // elements are moved to an inner environment as parameters. If
-  // is_speculative, the argument values are expected to be PushArgument
-  // instructions, otherwise they are the actual values.
+  // elements are moved to an inner environment as parameters.
   HEnvironment* CopyForInlining(Handle<JSFunction> target,
                                 FunctionLiteral* function,
-                                CompilationPhase compilation_phase,
                                 HConstant* undefined,
                                 CallKind call_kind) const;
 
@@ -821,8 +816,9 @@
                        HBasicBlock* false_block);
 
   // Visit an argument subexpression and emit a push to the outgoing
-  // arguments.
-  void VisitArgument(Expression* expr);
+  // arguments.  Returns the hydrogen value that was pushed.
+  HValue* VisitArgument(Expression* expr);
+
   void VisitArgumentList(ZoneList<Expression*>* arguments);
 
   // Visit a list of expressions from left to right, each in a value context.