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