bytecode/ProfiledCodeBlockJettisoningWatchpoint.h

   1 /*
   2  * Copyright (C) 2013 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef ProfiledCodeBlockJettisoningWatchpoint_h
  27 #define ProfiledCodeBlockJettisoningWatchpoint_h
  28
  29 #if ENABLE(DFG_JIT)
  30
  31 #include "CodeOrigin.h"
  32 #include "ExitKind.h"
  33 #include "Watchpoint.h"
  34
  35 namespace JSC {
  36
  37 class CodeBlock;
  38
  39 class ProfiledCodeBlockJettisoningWatchpoint : public Watchpoint {
  40 public:
  41     ProfiledCodeBlockJettisoningWatchpoint()
  42         : m_exitKind(ExitKindUnset)
  43         , m_codeBlock(0)
  44     {
  45     }
  46
  47     ProfiledCodeBlockJettisoningWatchpoint(
  48         CodeOrigin codeOrigin, ExitKind exitKind, CodeBlock* codeBlock)
  49         : m_codeOrigin(codeOrigin)
  50         , m_exitKind(exitKind)
  51         , m_codeBlock(codeBlock)
  52     {
  53     }
  54
  55 protected:
  56     virtual void fireInternal() override;
  57
  58 private:
  59     CodeOrigin m_codeOrigin;
  60     ExitKind m_exitKind;
  61     CodeBlock* m_codeBlock;
  62 };
  63
  64 } // namespace JSC
  65
  66 #endif // ENABLE(DFG_JIT)
  67
  68 #endif // ProfiledCodeBlockJettisoningWatchpoint_h
  69