[regexp] Experimental support for regexp named captures

src/regexp/jsregexp.h

 // Copyright 2012 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_REGEXP_JSREGEXP_H_
 #define V8_REGEXP_JSREGEXP_H_
 
 #include "src/allocation.h"
 #include "src/assembler.h"
 #include "src/regexp/regexp-ast.h"
@@ skipping 178 matching lines @@
     array->set(index + kFirstCapture, Smi::FromInt(to));
   }
 
   static int GetLastCaptureCount(FixedArray* array) {
     return Smi::cast(array->get(kLastCaptureCount))->value();
   }
 
   // For acting on the JSRegExp data FixedArray.
   static int IrregexpMaxRegisterCount(FixedArray* re);
   static void SetIrregexpMaxRegisterCount(FixedArray* re, int value);
+  static void SetIrregexpCaptureNameMap(FixedArray* re,
+                                        Handle<FixedArray> value);
   static int IrregexpNumberOfCaptures(FixedArray* re);
   static int IrregexpNumberOfRegisters(FixedArray* re);
   static ByteArray* IrregexpByteCode(FixedArray* re, bool is_one_byte);
   static Code* IrregexpNativeCode(FixedArray* re, bool is_one_byte);
 
   // Limit the space regexps take up on the heap.  In order to limit this we
   // would like to keep track of the amount of regexp code on the heap.  This
   // is not tracked, however.  As a conservative approximation we track the
   // total regexp code compiled including code that has subsequently been freed
   // and the total executable memory at any point.
@@ skipping 1314 matching lines @@
   RegExpCompileData()
     : tree(NULL),
       node(NULL),
       simple(true),
       contains_anchor(false),
       capture_count(0) { }
   RegExpTree* tree;
   RegExpNode* node;
   bool simple;
   bool contains_anchor;
+  Handle<FixedArray> capture_name_map;
   Handle<String> error;
   int capture_count;
 };
 
 
 class RegExpEngine: public AllStatic {
  public:
   struct CompilationResult {
     CompilationResult(Isolate* isolate, const char* error_message)
         : error_message(error_message),
@@ skipping 40 matching lines @@
   static const int kStringOffset = 0;
   static const int kPatternOffset = 1;
   static const int kArrayOffset = 2;
   static const int kLastMatchOffset = 3;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_REGEXP_JSREGEXP_H_