1/*
2 * Copyright (C) 2012 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 "DFGVariableEvent.h"
28
29#if ENABLE(DFG_JIT)
30
31#include "FPRInfo.h"
32#include "GPRInfo.h"
33#include "JSCInlines.h"
34
35namespace JSC { namespace DFG {
36
37void VariableEvent::dump(PrintStream& out) const
38{
39 switch (kind()) {
40 case Reset:
41 out.printf("Reset");
42 break;
43 case BirthToFill:
44 dumpFillInfo("BirthToFill", out);
45 break;
46 case BirthToSpill:
47 dumpSpillInfo("BirthToSpill", out);
48 break;
49 case Birth:
50 out.print("Birth(", id(), ")");
51 break;
52 case Fill:
53 dumpFillInfo("Fill", out);
54 break;
55 case Spill:
56 dumpSpillInfo("Spill", out);
57 break;
58 case Death:
59 out.print("Death(", id(), ")");
60 break;
61 case MovHintEvent:
62 out.print("MovHint(", id(), ", ", bytecodeRegister(), ")");
63 break;
64 case SetLocalEvent:
65 out.print(
66 "SetLocal(machine:", machineRegister(), " -> bytecode:", bytecodeRegister(),
67 ", ", dataFormatToString(dataFormat()), ")");
68 break;
69 default:
70 RELEASE_ASSERT_NOT_REACHED();
71 break;
72 }
73}
74
75void VariableEvent::dumpFillInfo(const char* name, PrintStream& out) const
76{
77 out.print(name, "(", id(), ", ");
78 if (dataFormat() == DataFormatDouble)
79 out.printf("%s", FPRInfo::debugName(fpr()));
80#if USE(JSVALUE32_64)
81 else if (dataFormat() & DataFormatJS)
82 out.printf("%s:%s", GPRInfo::debugName(tagGPR()), GPRInfo::debugName(payloadGPR()));
83#endif
84 else
85 out.printf("%s", GPRInfo::debugName(gpr()));
86 out.printf(", %s)", dataFormatToString(dataFormat()));
87}
88
89void VariableEvent::dumpSpillInfo(const char* name, PrintStream& out) const
90{
91 out.print(name, "(", id(), ", ", spillRegister(), ", ", dataFormatToString(dataFormat()), ")");
92}
93
94} } // namespace JSC::DFG
95
96#endif // ENABLE(DFG_JIT)
97
98