| 1 | /*
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| 2 | * Copyright (C) 2012, 2013, 2014 Apple Inc. All rights reserved.
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| 3 | *
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| 4 | * Redistribution and use in source and binary forms, with or without
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| 5 | * modification, are permitted provided that the following conditions
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| 6 | * are met:
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| 7 | * 1. Redistributions of source code must retain the above copyright
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| 8 | * notice, this list of conditions and the following disclaimer.
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| 9 | * 2. Redistributions in binary form must reproduce the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer in the
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| 11 | * documentation and/or other materials provided with the distribution.
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| 12 | *
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| 13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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| 14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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| 16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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| 17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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| 18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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| 19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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| 20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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| 21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| 23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 24 | */
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| 25 |
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| 26 | #include "config.h"
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| 27 | #include "DFGNodeFlags.h"
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| 28 |
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| 29 | #if ENABLE(DFG_JIT)
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| 30 |
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| 31 | #include <wtf/CommaPrinter.h>
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| 32 | #include <wtf/StringPrintStream.h>
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| 33 |
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| 34 | namespace JSC { namespace DFG {
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| 35 |
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| 36 | void dumpNodeFlags(PrintStream& actualOut, NodeFlags flags)
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| 37 | {
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| 38 | StringPrintStream out;
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| 39 | CommaPrinter comma("|");
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| 40 |
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| 41 | if (flags & NodeResultMask) {
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| 42 | switch (flags & NodeResultMask) {
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| 43 | case NodeResultJS:
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| 44 | out.print(comma, "JS");
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| 45 | break;
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| 46 | case NodeResultNumber:
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| 47 | out.print(comma, "Number");
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| 48 | break;
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| 49 | case NodeResultDouble:
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| 50 | out.print(comma, "Double");
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| 51 | break;
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| 52 | case NodeResultInt32:
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| 53 | out.print(comma, "Int32");
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| 54 | break;
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| 55 | case NodeResultInt52:
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| 56 | out.print(comma, "Int52");
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| 57 | break;
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| 58 | case NodeResultBoolean:
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| 59 | out.print(comma, "Boolean");
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| 60 | break;
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| 61 | case NodeResultStorage:
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| 62 | out.print(comma, "Storage");
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| 63 | break;
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| 64 | default:
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| 65 | RELEASE_ASSERT_NOT_REACHED();
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| 66 | break;
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| 67 | }
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| 68 | }
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| 69 |
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| 70 | if (flags & NodeMustGenerate)
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| 71 | out.print(comma, "MustGen");
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| 72 |
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| 73 | if (flags & NodeHasVarArgs)
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| 74 | out.print(comma, "VarArgs");
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| 75 |
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| 76 | if (flags & NodeResultMask) {
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| 77 | if (!(flags & NodeBytecodeUsesAsNumber) && !(flags & NodeBytecodeNeedsNegZero))
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| 78 | out.print(comma, "PureInt");
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| 79 | else if (!(flags & NodeBytecodeUsesAsNumber))
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| 80 | out.print(comma, "PureInt(w/ neg zero)");
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| 81 | else if (!(flags & NodeBytecodeNeedsNegZero))
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| 82 | out.print(comma, "PureNum");
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| 83 | if (flags & NodeBytecodeUsesAsOther)
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| 84 | out.print(comma, "UseAsOther");
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| 85 | }
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| 86 |
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| 87 | if (flags & NodeMayHaveDoubleResult)
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| 88 | out.print(comma, "MayHaveDoubleResult");
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| 89 |
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| 90 | if (flags & NodeMayHaveBigInt32Result)
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| 91 | out.print(comma, "MayHaveBigInt32Result");
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| 92 |
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| 93 | if (flags & NodeMayHaveHeapBigIntResult)
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| 94 | out.print(comma, "MayHaveHeapBigIntResult");
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| 95 |
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| 96 | if (flags & NodeMayHaveNonNumericResult)
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| 97 | out.print(comma, "MayHaveNonNumericResult");
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| 98 |
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| 99 | if (flags & NodeMayOverflowInt52)
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| 100 | out.print(comma, "MayOverflowInt52");
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| 101 |
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| 102 | if (flags & NodeMayOverflowInt32InBaseline)
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| 103 | out.print(comma, "MayOverflowInt32InBaseline");
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| 104 |
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| 105 | if (flags & NodeMayOverflowInt32InDFG)
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| 106 | out.print(comma, "MayOverflowInt32InDFG");
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| 107 |
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| 108 | if (flags & NodeMayNegZeroInBaseline)
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| 109 | out.print(comma, "MayNegZeroInBaseline");
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| 110 |
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| 111 | if (flags & NodeMayNegZeroInDFG)
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| 112 | out.print(comma, "MayNegZeroInDFG");
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| 113 |
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| 114 | if (flags & NodeBytecodeUsesAsInt)
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| 115 | out.print(comma, "UseAsInt");
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| 116 |
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| 117 | if (flags & NodeBytecodeUsesAsArrayIndex)
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| 118 | out.print(comma, "ReallyWantsInt");
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| 119 |
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| 120 | if (flags & NodeIsFlushed)
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| 121 | out.print(comma, "IsFlushed");
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| 122 |
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| 123 | CString string = out.toCString();
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| 124 | if (!string.length())
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| 125 | actualOut.print("<empty>");
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| 126 | else
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| 127 | actualOut.print(string);
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| 128 | }
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| 129 |
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| 130 | } } // namespace JSC::DFG
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| 131 |
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| 132 | #endif // ENABLE(DFG_JIT)
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| 133 |
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