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 "FTLOSRExit.h" 28 29#if ENABLE(FTL_JIT) 30 31#include "CodeBlock.h" 32#include "DFGBasicBlock.h" 33#include "DFGNode.h" 34#include "FTLExitArgument.h" 35#include "FTLExitArgumentList.h" 36#include "FTLJITCode.h" 37#include "JSCInlines.h" 38 39namespace JSC { namespace FTL { 40 41using namespace DFG; 42 43OSRExit::OSRExit( 44 ExitKind exitKind, ValueFormat profileValueFormat, 45 MethodOfGettingAValueProfile valueProfile, CodeOrigin codeOrigin, 46 CodeOrigin originForProfile, unsigned numberOfArguments, 47 unsigned numberOfLocals) 48 : OSRExitBase(exitKind, codeOrigin, originForProfile) 49 , m_profileValueFormat(profileValueFormat) 50 , m_valueProfile(valueProfile) 51 , m_patchableCodeOffset(0) 52 , m_values(numberOfArguments, numberOfLocals) 53{ 54} 55 56CodeLocationJump OSRExit::codeLocationForRepatch(CodeBlock* ftlCodeBlock) const 57{ 58 return CodeLocationJump( 59 reinterpret_cast<char*>( 60 ftlCodeBlock->jitCode()->ftl()->exitThunks().dataLocation()) + 61 m_patchableCodeOffset); 62} 63 64} } // namespace JSC::FTL 65 66#endif // ENABLE(FTL_JIT) 67 68