text: /*
     +----------------------------------------------------------------------+
     | HipHop for PHP                                                       |
     +----------------------------------------------------------------------+
     | Copyright (c) 2010-2016 Facebook, Inc. (http://www.facebook.com)     |
     +----------------------------------------------------------------------+
     | This source file is subject to version 3.01 of the PHP license,      |
     | that is bundled with this package in the file LICENSE, and is        |
     | available through the world-wide-web at the following url:           |
     | http://www.php.net/license/3_01.txt                                  |
     | If you did not receive a copy of the PHP license and are unable to   |
     | obtain it through the world-wide-web, please send a note to          |
     | license@php.net so we can mail you a copy immediately.               |
     +----------------------------------------------------------------------+
  */
  
  #ifndef incl_HPHP_JIT_FUNC_GUARD_X64_H
  #define incl_HPHP_JIT_FUNC_GUARD_X64_H
  
  #include "hphp/runtime/vm/jit/types.h"
  
  #include "hphp/util/data-block.h"
  
  namespace HPHP {
  
  struct Func;
  
  namespace jit {
  
  struct CGMeta;
  
  namespace x64 {
  
  ///////////////////////////////////////////////////////////////////////////////
  
  /*
   * Mirrors the API of func-guard.h.
   */
  
  void emitFuncGuard(const Func* func, CodeBlock& cb, CGMeta& fixups);
  TCA funcGuardFromPrologue(TCA prologue, const Func* func);
  bool funcGuardMatches(TCA guard, const Func* func);
  void clobberFuncGuard(TCA guard, const Func* func);
  
  ///////////////////////////////////////////////////////////////////////////////
  
  }}}
  
  #endif
  