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 "DFGDesiredWatchpoints.h" 28 29#if ENABLE(DFG_JIT) 30 31#include "ArrayBufferNeuteringWatchpoint.h" 32#include "CodeBlock.h" 33#include "JSCInlines.h" 34 35namespace JSC { namespace DFG { 36 37void ArrayBufferViewWatchpointAdaptor::add( 38 CodeBlock* codeBlock, JSArrayBufferView* view, Watchpoint* watchpoint) 39{ 40 ArrayBufferNeuteringWatchpoint* neuteringWatchpoint = 41 ArrayBufferNeuteringWatchpoint::create(*codeBlock->vm()); 42 neuteringWatchpoint->set()->add(watchpoint); 43 codeBlock->addConstant(neuteringWatchpoint); 44 codeBlock->vm()->heap.addReference(neuteringWatchpoint, view->buffer()); 45} 46 47DesiredWatchpoints::DesiredWatchpoints() { } 48DesiredWatchpoints::~DesiredWatchpoints() { } 49 50void DesiredWatchpoints::addLazily(WatchpointSet* set) 51{ 52 m_sets.addLazily(set); 53} 54 55void DesiredWatchpoints::addLazily(InlineWatchpointSet& set) 56{ 57 m_inlineSets.addLazily(&set); 58} 59 60void DesiredWatchpoints::addLazily(JSArrayBufferView* view) 61{ 62 m_bufferViews.addLazily(view); 63} 64 65void DesiredWatchpoints::addLazily(CodeOrigin codeOrigin, ExitKind exitKind, WatchpointSet* set) 66{ 67 m_sets.addLazily(codeOrigin, exitKind, set); 68} 69 70void DesiredWatchpoints::addLazily(CodeOrigin codeOrigin, ExitKind exitKind, InlineWatchpointSet& set) 71{ 72 m_inlineSets.addLazily(codeOrigin, exitKind, &set); 73} 74 75void DesiredWatchpoints::reallyAdd(CodeBlock* codeBlock, CommonData& commonData) 76{ 77 m_sets.reallyAdd(codeBlock, commonData); 78 m_inlineSets.reallyAdd(codeBlock, commonData); 79 m_bufferViews.reallyAdd(codeBlock, commonData); 80} 81 82bool DesiredWatchpoints::areStillValid() const 83{ 84 return m_sets.areStillValid() 85 && m_inlineSets.areStillValid() 86 && m_bufferViews.areStillValid(); 87} 88 89} } // namespace JSC::DFG 90 91#endif // ENABLE(DFG_JIT) 92 93