1/*
2 * Copyright (C) 2018 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#pragma once
27
28namespace JSC {
29
30enum class StubInfoSummary : int8_t {
31 NoInformation,
32 Simple,
33 MakesCalls,
34 TakesSlowPath,
35 TakesSlowPathAndMakesCalls
36};
37
38inline bool isInlineable(StubInfoSummary summary)
39{
40 switch (summary) {
41 case StubInfoSummary::Simple:
42 case StubInfoSummary::MakesCalls:
43 return true;
44 case StubInfoSummary::NoInformation:
45 case StubInfoSummary::TakesSlowPath:
46 case StubInfoSummary::TakesSlowPathAndMakesCalls:
47 return false;
48 }
49
50 RELEASE_ASSERT_NOT_REACHED();
51}
52
53inline StubInfoSummary slowVersion(StubInfoSummary summary)
54{
55 switch (summary) {
56 case StubInfoSummary::Simple:
57 case StubInfoSummary::NoInformation:
58 case StubInfoSummary::TakesSlowPath:
59 return StubInfoSummary::TakesSlowPath;
60 case StubInfoSummary::MakesCalls:
61 case StubInfoSummary::TakesSlowPathAndMakesCalls:
62 return StubInfoSummary::TakesSlowPathAndMakesCalls;
63 }
64
65 RELEASE_ASSERT_NOT_REACHED();
66}
67
68} // namespace JSC
69
70namespace WTF {
71
72class PrintStream;
73void printInternal(PrintStream&, JSC::StubInfoSummary);
74
75} // namespace WTF
76
77