1 | /* |
2 | * Copyright (C) 2016-2017 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. AND ITS CONTRIBUTORS ``AS IS'' |
14 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 | * THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #pragma once |
27 | |
28 | #if ENABLE(RESOURCE_USAGE) |
29 | |
30 | #include <array> |
31 | #include <wtf/MonotonicTime.h> |
32 | #include <wtf/Vector.h> |
33 | #include <wtf/text/WTFString.h> |
34 | |
35 | namespace WebCore { |
36 | |
37 | // v(name, id, subcategory) |
38 | #define WEBCORE_EACH_MEMORY_CATEGORIES(v) \ |
39 | v(bmalloc, 0, false) \ |
40 | v(LibcMalloc, 1, false) \ |
41 | v(JSJIT, 2, false) \ |
42 | v(WebAssembly, 3, false) \ |
43 | v(Images, 4, false) \ |
44 | v(GCHeap, 5, true) \ |
45 | v(GCOwned, 6, true) \ |
46 | v(Other, 7, false) \ |
47 | v(Layers, 8, false) \ |
48 | |
49 | namespace MemoryCategory { |
50 | #define WEBCORE_DEFINE_MEMORY_CATEGORY(name, id, subcategory) static constexpr unsigned name = id; |
51 | WEBCORE_EACH_MEMORY_CATEGORIES(WEBCORE_DEFINE_MEMORY_CATEGORY) |
52 | #undef WEBCORE_DEFINE_MEMORY_CATEGORY |
53 | |
54 | #define WEBCORE_DEFINE_MEMORY_CATEGORY(name, id, subcategory) + 1 |
55 | static constexpr unsigned NumberOfCategories = 0 WEBCORE_EACH_MEMORY_CATEGORIES(WEBCORE_DEFINE_MEMORY_CATEGORY); |
56 | #undef WEBCORE_DEFINE_MEMORY_CATEGORY |
57 | } |
58 | |
59 | struct MemoryCategoryInfo { |
60 | constexpr MemoryCategoryInfo() = default; // Needed for std::array. |
61 | constexpr MemoryCategoryInfo(unsigned category, bool subcategory = false) |
62 | : isSubcategory(subcategory) |
63 | , type(category) |
64 | { |
65 | } |
66 | |
67 | size_t totalSize() const { return dirtySize + externalSize; } |
68 | |
69 | size_t dirtySize { 0 }; |
70 | size_t reclaimableSize { 0 }; |
71 | size_t externalSize { 0 }; |
72 | bool isSubcategory { false }; |
73 | unsigned type { MemoryCategory::NumberOfCategories }; |
74 | }; |
75 | |
76 | struct ThreadCPUInfo { |
77 | enum class Type : uint8_t { |
78 | Unknown, |
79 | Main, |
80 | WebKit, |
81 | }; |
82 | |
83 | String name; |
84 | String identifier; |
85 | float cpu { 0 }; |
86 | Type type { ThreadCPUInfo::Type::Unknown }; |
87 | }; |
88 | |
89 | struct ResourceUsageData { |
90 | ResourceUsageData() = default; |
91 | |
92 | float cpu { 0 }; |
93 | float cpuExcludingDebuggerThreads { 0 }; |
94 | Vector<ThreadCPUInfo> cpuThreads; |
95 | |
96 | size_t totalDirtySize { 0 }; |
97 | size_t totalExternalSize { 0 }; |
98 | std::array<MemoryCategoryInfo, MemoryCategory::NumberOfCategories> categories { { |
99 | #define WEBCORE_DEFINE_MEMORY_CATEGORY(name, id, subcategory) MemoryCategoryInfo { MemoryCategory::name, subcategory }, |
100 | WEBCORE_EACH_MEMORY_CATEGORIES(WEBCORE_DEFINE_MEMORY_CATEGORY) |
101 | #undef WEBCORE_DEFINE_MEMORY_CATEGORY |
102 | } }; |
103 | MonotonicTime timestamp { MonotonicTime::now() }; |
104 | MonotonicTime timeOfNextEdenCollection { MonotonicTime::nan() }; |
105 | MonotonicTime timeOfNextFullCollection { MonotonicTime::nan() }; |
106 | }; |
107 | |
108 | } // namespace WebCore |
109 | |
110 | #endif // ResourceUsageData_h |
111 | |