darling-JavaScriptCore/dfg/DFGNodeFlags.cpp

134 lines
4.2 KiB
C++

/*
* 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 <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 & NodeMayHaveDoubleResult)
out.print(comma, "MayHaveDoubleResult");
if (flags & NodeMayHaveBigInt32Result)
out.print(comma, "MayHaveBigInt32Result");
if (flags & NodeMayHaveHeapBigIntResult)
out.print(comma, "MayHaveHeapBigIntResult");
if (flags & NodeMayHaveNonNumericResult)
out.print(comma, "MayHaveNonNumericResult");
if (flags & NodeMayOverflowInt52)
out.print(comma, "MayOverflowInt52");
if (flags & NodeMayOverflowInt32InBaseline)
out.print(comma, "MayOverflowInt32InBaseline");
if (flags & NodeMayOverflowInt32InDFG)
out.print(comma, "MayOverflowInt32InDFG");
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)