Remapped regexp last-match-info to put subject and index before match indices.

src/macros.py

 # Copyright 2006-2009 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 84 matching lines @@
 
 # Macros implemented in Python.
 python macro CHAR_CODE(str) = ord(str[1]);
 
 # Accessors for original global properties that ensure they have been loaded.
 const ORIGINAL_REGEXP = (global.RegExp, $RegExp);
 const ORIGINAL_DATE   = (global.Date, $Date);
 
 # Constants used on an array to implement the properties of the RegExp object.
 const REGEXP_NUMBER_OF_CAPTURES = 0;
-const REGEXP_FIRST_CAPTURE = 1;
+const REGEXP_FIRST_CAPTURE = 3;
 
 # We can't put macros in macros so we use constants here.
 # REGEXP_NUMBER_OF_CAPTURES
 macro NUMBER_OF_CAPTURES(array) = ((array)[0]);
 
 # Last input and last subject are after the captures so we can omit them on
 # results returned from global searches.  Beware - these evaluate their
 # arguments twice.
-macro LAST_SUBJECT(array) = ((array)[(array)[0] + 1]);
-macro LAST_INPUT(array) = ((array)[(array)[0] + 2]);
+macro LAST_SUBJECT(array) = ((array)[1]);
+macro LAST_INPUT(array) = ((array)[2]);
 
 # REGEXP_FIRST_CAPTURE
-macro CAPTURE(index) = (1 + (index));
-const CAPTURE0 = 1;
-const CAPTURE1 = 2;
+macro CAPTURE(index) = (3 + (index));
+const CAPTURE0 = 3;
+const CAPTURE1 = 4;