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 & NodeResultMask) {
78 if (!(flags & NodeBytecodeUsesAsNumber) && !(flags & NodeBytecodeNeedsNegZero))
79 out.print(comma, "PureInt");
80 else if (!(flags & NodeBytecodeUsesAsNumber))
81 out.print(comma, "PureInt(w/ neg zero)");
82 else if (!(flags & NodeBytecodeNeedsNegZero))
83 out.print(comma, "PureNum");
84 if (flags & NodeBytecodeUsesAsOther)
85 out.print(comma, "UseAsOther");
86 }
87
88 if (flags & NodeMayHaveDoubleResult)
89 out.print(comma, "MayHaveDoubleResult");
90
91 if (flags & NodeMayHaveBigIntResult)
92 out.print(comma, "MayHaveBigIntResult");
93
94 if (flags & NodeMayHaveNonNumericResult)
95 out.print(comma, "MayHaveNonNumericResult");
96
97 if (flags & NodeMayOverflowInt52)
98 out.print(comma, "MayOverflowInt52");
99
100 if (flags & NodeMayOverflowInt32InBaseline)
101 out.print(comma, "MayOverflowInt32InBaseline");
102
103 if (flags & NodeMayOverflowInt32InDFG)
104 out.print(comma, "MayOverflowInt32InDFG");
105
106 if (flags & NodeMayNegZeroInBaseline)
107 out.print(comma, "MayNegZeroInBaseline");
108
109 if (flags & NodeMayNegZeroInDFG)
110 out.print(comma, "MayNegZeroInDFG");
111
112 if (flags & NodeBytecodeUsesAsInt)
113 out.print(comma, "UseAsInt");
114
115 if (flags & NodeBytecodeUsesAsArrayIndex)
116 out.print(comma, "ReallyWantsInt");
117
118 if (flags & NodeIsFlushed)
119 out.print(comma, "IsFlushed");
120
121 CString string = out.toCString();
122 if (!string.length())
123 actualOut.print("<empty>");
124 else
125 actualOut.print(string);
126}
127
128} } // namespace JSC::DFG
129
130#endif // ENABLE(DFG_JIT)
131
132