webkitgtk-2.10.2webkitgtk-2.10.2

1 files changed, 119 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/dfg/DFGNodeFlags.cpp b/Source/JavaScriptCore/dfg/DFGNodeFlags.cpp
new file mode 100644
index 000000000..366fbeceb
--- /dev/null
+++ b/Source/JavaScriptCore/dfg/DFGNodeFlags.cpp
@@ -0,0 +1,119 @@
+/*
+ * Copyright (C) 2012, 2013, 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. 
+ */
+
+#include "config.h"
+#include "DFGNodeFlags.h"
+
+#if ENABLE(DFG_JIT)
+
+#include "JSCInlines.h"
+#include <wtf/CommaPrinter.h>
+#include <wtf/StringPrintStream.h>
+
+namespace JSC { namespace DFG {
+
+void dumpNodeFlags(PrintStream& actualOut, NodeFlags flags)
+{
+    StringPrintStream out;
+    CommaPrinter comma("|");
+    
+    if (flags & NodeResultMask) {
+        switch (flags & NodeResultMask) {
+        case NodeResultJS:
+            out.print(comma, "JS");
+            break;
+        case NodeResultNumber:
+            out.print(comma, "Number");
+            break;
+        case NodeResultDouble:
+            out.print(comma, "Double");
+            break;
+        case NodeResultInt32:
+            out.print(comma, "Int32");
+            break;
+        case NodeResultInt52:
+            out.print(comma, "Int52");
+            break;
+        case NodeResultBoolean:
+            out.print(comma, "Boolean");
+            break;
+        case NodeResultStorage:
+            out.print(comma, "Storage");
+            break;
+        default:
+            RELEASE_ASSERT_NOT_REACHED();
+            break;
+        }
+    }
+    
+    if (flags & NodeMustGenerate)
+        out.print(comma, "MustGen");
+    
+    if (flags & NodeHasVarArgs)
+        out.print(comma, "VarArgs");
+    
+    if (flags & NodeResultMask) {
+        if (!(flags & NodeBytecodeUsesAsNumber) && !(flags & NodeBytecodeNeedsNegZero))
+            out.print(comma, "PureInt");
+        else if (!(flags & NodeBytecodeUsesAsNumber))
+            out.print(comma, "PureInt(w/ neg zero)");
+        else if (!(flags & NodeBytecodeNeedsNegZero))
+            out.print(comma, "PureNum");
+        if (flags & NodeBytecodeUsesAsOther)
+            out.print(comma, "UseAsOther");
+    }
+    
+    if (flags & NodeMayOverflowInBaseline)
+        out.print(comma, "MayOverflowInBaseline");
+    
+    if (flags & NodeMayOverflowInDFG)
+        out.print(comma, "MayOverflowInDFG");
+    
+    if (flags & NodeMayNegZeroInBaseline)
+        out.print(comma, "MayNegZeroInBaseline");
+    
+    if (flags & NodeMayNegZeroInDFG)
+        out.print(comma, "MayNegZeroInDFG");
+    
+    if (flags & NodeBytecodeUsesAsInt)
+        out.print(comma, "UseAsInt");
+
+    if (flags & NodeBytecodeUsesAsArrayIndex)
+        out.print(comma, "ReallyWantsInt");
+    
+    if (flags & NodeIsFlushed)
+        out.print(comma, "IsFlushed");
+    
+    CString string = out.toCString();
+    if (!string.length())
+        actualOut.print("<empty>");
+    else
+        actualOut.print(string);
+}
+
+} } // namespace JSC::DFG
+
+#endif // ENABLE(DFG_JIT)
+