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/*
* Copyright (C) 2013-2015 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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 with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "CodeBlockJettisoningWatchpoint.h"
#include "CodeBlockInlines.h"
#include "DFGCommon.h"
namespace JSC {
void CodeBlockJettisoningWatchpoint::fireInternal(VM&, const FireDetail& detail)
{
ASSERT(!m_owner->wasDestructed());
// If CodeBlock is no longer live, we do not fire it.
// This works since CodeBlock is the owner of this watchpoint. When it gets destroyed, then this watchpoint also gets destroyed.
// Only problematic case is, (1) CodeBlock is dead, but (2) destructor is not called yet.
if (m_owner->isPendingDestruction())
return;
if (DFG::shouldDumpDisassembly())
dataLog("Firing watchpoint ", RawPointer(this), " on ", *m_owner, "\n");
m_owner->jettison(Profiler::JettisonDueToUnprofiledWatchpoint, CountReoptimization, &detail);
}
} // namespace JSC
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