JavaScriptCore-7600.1.4.9.tar.gz

[apple/javascriptcore.git] / dfg / DFGDesiredWatchpoints.cpp

diff --git a/dfg/DFGDesiredWatchpoints.cpp b/dfg/DFGDesiredWatchpoints.cpp
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+/*
+ * Copyright (C) 2013 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 "DFGDesiredWatchpoints.h"
+
+#if ENABLE(DFG_JIT)
+
+#include "ArrayBufferNeuteringWatchpoint.h"
+#include "CodeBlock.h"
+#include "JSCInlines.h"
+
+namespace JSC { namespace DFG {
+
+void ArrayBufferViewWatchpointAdaptor::add(
+    CodeBlock* codeBlock, JSArrayBufferView* view, Watchpoint* watchpoint)
+{
+    ArrayBufferNeuteringWatchpoint* neuteringWatchpoint =
+        ArrayBufferNeuteringWatchpoint::create(*codeBlock->vm());
+    neuteringWatchpoint->set()->add(watchpoint);
+    codeBlock->addConstant(neuteringWatchpoint);
+    codeBlock->vm()->heap.addReference(neuteringWatchpoint, view->buffer());
+}
+
+DesiredWatchpoints::DesiredWatchpoints() { }
+DesiredWatchpoints::~DesiredWatchpoints() { }
+
+void DesiredWatchpoints::addLazily(WatchpointSet* set)
+{
+    m_sets.addLazily(set);
+}
+
+void DesiredWatchpoints::addLazily(InlineWatchpointSet& set)
+{
+    m_inlineSets.addLazily(&set);
+}
+
+void DesiredWatchpoints::addLazily(JSArrayBufferView* view)
+{
+    m_bufferViews.addLazily(view);
+}
+
+void DesiredWatchpoints::addLazily(CodeOrigin codeOrigin, ExitKind exitKind, WatchpointSet* set)
+{
+    m_sets.addLazily(codeOrigin, exitKind, set);
+}
+
+void DesiredWatchpoints::addLazily(CodeOrigin codeOrigin, ExitKind exitKind, InlineWatchpointSet& set)
+{
+    m_inlineSets.addLazily(codeOrigin, exitKind, &set);
+}
+
+void DesiredWatchpoints::reallyAdd(CodeBlock* codeBlock, CommonData& commonData)
+{
+    m_sets.reallyAdd(codeBlock, commonData);
+    m_inlineSets.reallyAdd(codeBlock, commonData);
+    m_bufferViews.reallyAdd(codeBlock, commonData);
+}
+
+bool DesiredWatchpoints::areStillValid() const
+{
+    return m_sets.areStillValid()
+        && m_inlineSets.areStillValid()
+        && m_bufferViews.areStillValid();
+}
+
+} } // namespace JSC::DFG
+
+#endif // ENABLE(DFG_JIT)
+