webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 89 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/b3/air/AirSpecial.cpp b/Source/JavaScriptCore/b3/air/AirSpecial.cpp
new file mode 100644
index 000000000..e825767b0
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+++ b/Source/JavaScriptCore/b3/air/AirSpecial.cpp
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+/*
+ * Copyright (C) 2015-2016 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 "AirSpecial.h"
+
+#if ENABLE(B3_JIT)
+
+#include <limits.h>
+#include <wtf/StringPrintStream.h>
+
+namespace JSC { namespace B3 { namespace Air {
+
+const char* const Special::dumpPrefix = "&";
+
+Special::Special()
+{
+}
+
+Special::~Special()
+{
+}
+
+CString Special::name() const
+{
+    StringPrintStream out;
+    dumpImpl(out);
+    return out.toCString();
+}
+
+std::optional<unsigned> Special::shouldTryAliasingDef(Inst&)
+{
+    return std::nullopt;
+}
+
+bool Special::isTerminal(Inst&)
+{
+    return false;
+}
+
+bool Special::hasNonArgEffects(Inst&)
+{
+    return true;
+}
+
+bool Special::hasNonArgNonControlEffects(Inst&)
+{
+    return true;
+}
+
+void Special::dump(PrintStream& out) const
+{
+    out.print(dumpPrefix);
+    dumpImpl(out);
+    if (m_index != UINT_MAX)
+        out.print(m_index);
+}
+
+void Special::deepDump(PrintStream& out) const
+{
+    out.print(*this, ": ");
+    deepDumpImpl(out);
+}
+
+} } } // namespace JSC::B3::Air
+
+#endif // ENABLE(B3_JIT)