X-Git-Url: https://git.saurik.com/apple/javascriptcore.git/blobdiff_plain/4be4e30906bcb8ee30b4d189205cb70bad6707ce..81345200c95645a1b0d2635520f96ad55dfde63f:/bytecode/VariableWatchpointSetInlines.h

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+/*
+ * Copyright (C) 2014 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 VariableWatchpointSetInlines_h
+#define VariableWatchpointSetInlines_h
+
+#include "SymbolTable.h"
+#include "VariableWatchpointSet.h"
+
+namespace JSC {
+
+inline void VariableWatchpointSet::notifyWrite(VM& vm, JSValue value)
+{
+    ASSERT(!!value);
+    switch (state()) {
+    case ClearWatchpoint:
+        m_inferredValue.set(vm, &m_symbolTable, value);
+        startWatching();
+        return;
+
+    case IsWatched:
+        ASSERT(!!m_inferredValue);
+        if (value == m_inferredValue.get())
+            return;
+        invalidate();
+        return;
+            
+    case IsInvalidated:
+        ASSERT(!m_inferredValue);
+        return;
+    }
+        
+    ASSERT_NOT_REACHED();
+}
+    
+} // namespace JSC
+
+#endif // VariableWatchpointSetInlines_h