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