RegExp: Add support for table-based character class

src/regexp-macro-assembler-irregexp.h

 // Copyright 2008-2009 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 75 matching lines @@
   virtual void CheckAtStart(Label* on_at_start);
   virtual void CheckNotAtStart(Label* on_not_at_start);
   virtual void CheckNotCharacter(unsigned c, Label* on_not_equal);
   virtual void CheckNotCharacterAfterAnd(unsigned c,
                                          unsigned mask,
                                          Label* on_not_equal);
   virtual void CheckNotCharacterAfterMinusAnd(uc16 c,
                                               uc16 minus,
                                               uc16 mask,
                                               Label* on_not_equal);
+  virtual void CheckCharacterInRange(uc16 from,
+                                     uc16 to,
+                                     Label* on_in_range);
+  virtual void CheckCharacterNotInRange(uc16 from,
+                                        uc16 to,
+                                        Label* on_not_in_range);
+  virtual void CheckBitInTable(Handle<ByteArray> table, Label* on_bit_set);
   virtual void CheckNotBackReference(int start_reg, Label* on_no_match);
   virtual void CheckNotBackReferenceIgnoreCase(int start_reg,
                                                Label* on_no_match);
   virtual void CheckNotRegistersEqual(int reg1, int reg2, Label* on_not_equal);
   virtual void CheckCharacters(Vector<const uc16> str,
                                int cp_offset,
                                Label* on_failure,
                                bool check_end_of_string);
   virtual void IfRegisterLT(int register_index, int comparand, Label* if_lt);
   virtual void IfRegisterGE(int register_index, int comparand, Label* if_ge);
   virtual void IfRegisterEqPos(int register_index, Label* if_eq);
 
   virtual IrregexpImplementation Implementation();
   virtual Handle<HeapObject> GetCode(Handle<String> source);
 
  private:
   void Expand();
   // Code and bitmap emission.
   inline void EmitOrLink(Label* label);
   inline void Emit32(uint32_t x);
   inline void Emit16(uint32_t x);
+  inline void Emit8(uint32_t x);
   inline void Emit(uint32_t bc, uint32_t arg);
   // Bytecode buffer.
   int length();
   void Copy(Address a);
 
   // The buffer into which code and relocation info are generated.
   Vector<byte> buffer_;
   // The program counter.
   int pc_;
   // True if the assembler owns the buffer, false if buffer is external.
   bool own_buffer_;
   Label backtrack_;
 
   int advance_current_start_;
   int advance_current_offset_;
   int advance_current_end_;
 
   static const int kInvalidPC = -1;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(RegExpMacroAssemblerIrregexp);
 };
 
 #endif  // V8_INTERPRETED_REGEXP
 
 } }  // namespace v8::internal
 
 #endif  // V8_REGEXP_MACRO_ASSEMBLER_IRREGEXP_H_