* Fix regexp benchmark regression where we were doing work to...

src/jsregexp.h

 // Copyright 2006-2008 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 182 matching lines @@
     return CharacterRange(0, 0xFFFF);
   }
   bool Contains(uc16 i) { return from_ <= i && i <= to_; }
   uc16 from() const { return from_; }
   void set_from(uc16 value) { from_ = value; }
   uc16 to() const { return to_; }
   void set_to(uc16 value) { to_ = value; }
   bool is_valid() { return from_ <= to_; }
   bool IsEverything(uc16 max) { return from_ == 0 && to_ >= max; }
   bool IsSingleton() { return (from_ == to_); }
-  void AddCaseEquivalents(ZoneList<CharacterRange>* ranges);
+  void AddCaseEquivalents(ZoneList<CharacterRange>* ranges, bool is_ascii);
   static void Split(ZoneList<CharacterRange>* base,
                     Vector<const uc16> overlay,
                     ZoneList<CharacterRange>** included,
                     ZoneList<CharacterRange>** excluded);
 
   static const int kRangeCanonicalizeMax = 0x346;
   static const int kStartMarker = (1 << 24);
   static const int kPayloadMask = (1 << 24) - 1;
 
  private:
@@ skipping 482 matching lines @@
     elms_->Add(TextElement::CharClass(that));
   }
   virtual void Accept(NodeVisitor* visitor);
   virtual void Emit(RegExpCompiler* compiler, Trace* trace);
   virtual int EatsAtLeast(int still_to_find, int recursion_depth);
   virtual void GetQuickCheckDetails(QuickCheckDetails* details,
                                     RegExpCompiler* compiler,
                                     int characters_filled_in,
                                     bool not_at_start);
   ZoneList<TextElement>* elements() { return elms_; }
-  void MakeCaseIndependent();
+  void MakeCaseIndependent(bool is_ascii);
   virtual int GreedyLoopTextLength();
   virtual TextNode* Clone() {
     TextNode* result = new TextNode(*this);
     result->CalculateOffsets();
     return result;
   }
   void CalculateOffsets();
 
  private:
   enum TextEmitPassType {
@@ skipping 488 matching lines @@
 // has to check if it succeeds a word or non-word.  In this case the
 // result will be something like:
 //
 //   +-------+        +------------+
 //   |   .   |        |      .     |
 //   +-------+  --->  +------------+
 //   | word? |        | check word |
 //   +-------+        +------------+
 class Analysis: public NodeVisitor {
  public:
-  explicit Analysis(bool ignore_case)
-      : ignore_case_(ignore_case), error_message_(NULL) { }
+  Analysis(bool ignore_case, bool is_ascii)
+      : ignore_case_(ignore_case),
+        is_ascii_(is_ascii),
+        error_message_(NULL) { }
   void EnsureAnalyzed(RegExpNode* node);
 
 #define DECLARE_VISIT(Type)                                          \
   virtual void Visit##Type(Type##Node* that);
 FOR_EACH_NODE_TYPE(DECLARE_VISIT)
 #undef DECLARE_VISIT
   virtual void VisitLoopChoice(LoopChoiceNode* that);
 
   bool has_failed() { return error_message_ != NULL; }
   const char* error_message() {
     ASSERT(error_message_ != NULL);
     return error_message_;
   }
   void fail(const char* error_message) {
     error_message_ = error_message;
   }
  private:
   bool ignore_case_;
+  bool is_ascii_;
   const char* error_message_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(Analysis);
 };
 
 
 struct RegExpCompileData {
   RegExpCompileData()
     : tree(NULL),
       node(NULL),
@@ skipping 31 matching lines @@
                                    Handle<String> pattern,
                                    bool is_ascii);
 
   static void DotPrint(const char* label, RegExpNode* node, bool ignore_case);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_JSREGEXP_H_