| /* |
| * Copyright (C) 2011 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. |
| */ |
| |
| #ifndef DFGOSREntry_h |
| #define DFGOSREntry_h |
| |
| #include "DFGAbstractValue.h" |
| #include "Operands.h" |
| #include <wtf/BitVector.h> |
| |
| namespace JSC { |
| |
| class ExecState; |
| class CodeBlock; |
| |
| namespace DFG { |
| |
| #if ENABLE(DFG_JIT) |
| struct OSREntryData { |
| unsigned m_bytecodeIndex; |
| unsigned m_machineCodeOffset; |
| Operands<AbstractValue> m_expectedValues; |
| BitVector m_localsForcedDouble; |
| }; |
| |
| inline unsigned getOSREntryDataBytecodeIndex(OSREntryData* osrEntryData) |
| { |
| return osrEntryData->m_bytecodeIndex; |
| } |
| |
| void* prepareOSREntry(ExecState*, CodeBlock*, unsigned bytecodeIndex); |
| #else |
| inline void* prepareOSREntry(ExecState*, CodeBlock*, unsigned) { return 0; } |
| #endif |
| |
| } } // namespace JSC::DFG |
| |
| #endif // DFGOSREntry_h |
| |
