Imported QtWebKit TP3 (git b57bc6801f1876c3220d5a4bfea33d620d477443)

Change-Id: I3b1d8a2808782c9f34d50240000e20cb38d3680f
Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>

1 files changed, 82 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/ftl/FTLExitTimeObjectMaterialization.cpp b/Source/JavaScriptCore/ftl/FTLExitTimeObjectMaterialization.cpp
new file mode 100644
index 000000000..858d1babc
--- /dev/null
+++ b/Source/JavaScriptCore/ftl/FTLExitTimeObjectMaterialization.cpp
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2014, 2015 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 "FTLExitTimeObjectMaterialization.h"
+
+#if ENABLE(FTL_JIT)
+
+#include "DFGGraph.h"
+
+namespace JSC { namespace FTL {
+
+using namespace JSC::DFG;
+
+ExitTimeObjectMaterialization::ExitTimeObjectMaterialization(NodeType type, CodeOrigin codeOrigin)
+    : m_type(type)
+    , m_origin(codeOrigin)
+{
+}
+
+ExitTimeObjectMaterialization::~ExitTimeObjectMaterialization()
+{
+}
+
+void ExitTimeObjectMaterialization::add(
+    PromotedLocationDescriptor location, const ExitValue& value)
+{
+    m_properties.append(ExitPropertyValue(location, value));
+}
+
+ExitValue ExitTimeObjectMaterialization::get(PromotedLocationDescriptor location) const
+{
+    for (ExitPropertyValue value : m_properties) {
+        if (value.location() == location)
+            return value.value();
+    }
+    return ExitValue();
+}
+
+void ExitTimeObjectMaterialization::accountForLocalsOffset(int offset)
+{
+    for (ExitPropertyValue& property : m_properties)
+        property = property.withLocalsOffset(offset);
+}
+
+void ExitTimeObjectMaterialization::dump(PrintStream& out) const
+{
+    out.print(RawPointer(this), ":", Graph::opName(m_type), "(", listDump(m_properties), ")");
+}
+
+void ExitTimeObjectMaterialization::validateReferences(const TrackedReferences& trackedReferences) const
+{
+    for (ExitPropertyValue value : m_properties)
+        value.validateReferences(trackedReferences);
+}
+
+} } // namespace JSC::FTL
+
+#endif // ENABLE(FTL_JIT)
+