interpretor/preprocessor/faust-0.9.47mr3/compiler/evaluate/loopDetector.hh

   1
   2 /************************************************************************
   3  ************************************************************************
   4     FAUST compiler
   5         Copyright (C) 2003-2004 GRAME, Centre National de Creation Musicale
   6     ---------------------------------------------------------------------
   7     This program is free software; you can redistribute it and/or modify
   8     it under the terms of the GNU General Public License as published by
   9     the Free Software Foundation; either version 2 of the License, or
  10     (at your option) any later version.
  11
  12     This program is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15     GNU General Public License for more details.
  16
  17     You should have received a copy of the GNU General Public License
  18     along with this program; if not, write to the Free Software
  19     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  ************************************************************************
  21  ************************************************************************/
  22
  23 #ifndef __LOOPDETECTOR__
  24 #define __LOOPDETECTOR__
  25
  26
  27
  28 /**
  29  * \file loopDetector.hh
  30  *
  31  * Detect evaluation loops
  32  *
  33  *
  34  **/
  35
  36
  37
  38 #include "boxes.hh"
  39 #include "sourcereader.hh"
  40
  41 class loopDetector
  42 {
  43                 const int               fBuffersize;
  44                 const int               fCheckperiod;
  45                 vector<Tree>    fBuffer;
  46                 int                             fPhase;
  47
  48         public:
  49         loopDetector(int buffersize, int checkperiod) : fBuffersize(buffersize), fCheckperiod(checkperiod), fBuffer(buffersize), fPhase(0) {}
  50                 bool    detect  (Tree t);
  51
  52 };
  53
  54
  55 #endif
  56