Imported WebKit commit 8ff1f22783a32de82fee915abd55bd1b298f2644 (http://svn.webkit.org/repository/webkit/trunk@122325)

New snapshot that should work with the latest Qt build system changes

1 files changed, 57 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/dfg/DFGMinifiedNode.cpp b/Source/JavaScriptCore/dfg/DFGMinifiedNode.cpp
new file mode 100644
index 000000000..6362344fb
--- /dev/null
+++ b/Source/JavaScriptCore/dfg/DFGMinifiedNode.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2012 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 "DFGMinifiedNode.h"
+
+#if ENABLE(DFG_JIT)
+
+#include "DFGNode.h"
+
+namespace JSC { namespace DFG {
+
+MinifiedNode MinifiedNode::fromNode(NodeIndex nodeIndex, Node& node)
+{
+    ASSERT(belongsInMinifiedGraph(node.op()));
+    MinifiedNode result;
+    result.m_index = nodeIndex;
+    result.m_op = node.op();
+    if (hasChild(node.op()))
+        result.m_childOrInfo = node.child1().index();
+    else if (hasConstantNumber(node.op()))
+        result.m_childOrInfo = node.constantNumber();
+    else if (hasWeakConstant(node.op()))
+        result.m_childOrInfo = bitwise_cast<uintptr_t>(node.weakConstant());
+    else {
+        ASSERT(node.op() == PhantomArguments);
+        result.m_childOrInfo = 0;
+    }
+    return result;
+}
+
+} } // namespace JSC::DFG
+
+#endif // ENABLE(DFG_JIT)
+