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#include "config.h"
27#include "DFGOSRExitBase.h"
28
29#if ENABLE(DFG_JIT)
30
31#include "CodeBlock.h"
32#include "DFGBasicBlock.h"
33#include "DFGNode.h"
34#include "JSCInlines.h"
35
36namespace JSC { namespace DFG {
37
38bool OSRExitBase::considerAddingAsFrequentExitSiteSlow(CodeBlock* profiledCodeBlock, ExitingJITType jitType)
39{
40    CodeBlock* sourceProfiledCodeBlock =
41        baselineCodeBlockForOriginAndBaselineCodeBlock(
42            m_codeOriginForExitProfile, profiledCodeBlock);
43    if (!sourceProfiledCodeBlock)
44        return false;
45    return sourceProfiledCodeBlock->addFrequentExitSite(
46        FrequentExitSite(m_codeOriginForExitProfile.bytecodeIndex, m_kind, jitType));
47}
48
49} } // namespace JSC::DFG
50
51#endif // ENABLE(DFG_JIT)
52
53