The Tor Browser / file comparison
comparison: layout/base/nsArenaMemoryStats.h
layout/base/nsArenaMemoryStats.h
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
equal
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replaced
| -1:000000000000 | 0:027cf35cead9 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #ifndef nsArenaMemoryStats_h | |
| 8 #define nsArenaMemoryStats_h | |
| 9 | |
| 10 #include "mozilla/Assertions.h" | |
| 11 #include "mozilla/PodOperations.h" | |
| 12 | |
| 13 class nsTabSizes { | |
| 14 public: | |
| 15 enum Kind { | |
| 16 DOM, // DOM stuff. | |
| 17 Style, // Style stuff. | |
| 18 Other // Everything else. | |
| 19 }; | |
| 20 | |
| 21 nsTabSizes() { mozilla::PodZero(this); } | |
| 22 | |
| 23 void add(Kind kind, size_t n) | |
| 24 { | |
| 25 switch (kind) { | |
| 26 case DOM: mDom += n; break; | |
| 27 case Style: mStyle += n; break; | |
| 28 case Other: mOther += n; break; | |
| 29 default: MOZ_CRASH("bad nsTabSizes kind"); | |
| 30 } | |
| 31 } | |
| 32 | |
| 33 size_t mDom; | |
| 34 size_t mStyle; | |
| 35 size_t mOther; | |
| 36 }; | |
| 37 | |
| 38 #define FRAME_ID_STAT_FIELD(classname) mArena##classname | |
| 39 | |
| 40 struct nsArenaMemoryStats { | |
| 41 #define FOR_EACH_SIZE(macro) \ | |
| 42 macro(Other, mLineBoxes) \ | |
| 43 macro(Style, mRuleNodes) \ | |
| 44 macro(Style, mStyleContexts) \ | |
| 45 macro(Other, mOther) | |
| 46 | |
| 47 nsArenaMemoryStats() | |
| 48 : | |
| 49 #define ZERO_SIZE(kind, mSize) mSize(0), | |
| 50 FOR_EACH_SIZE(ZERO_SIZE) | |
| 51 #undef ZERO_SIZE | |
| 52 #define FRAME_ID(classname) FRAME_ID_STAT_FIELD(classname)(), | |
| 53 #include "nsFrameIdList.h" | |
| 54 #undef FRAME_ID | |
| 55 dummy() | |
| 56 {} | |
| 57 | |
| 58 void addToTabSizes(nsTabSizes *sizes) const | |
| 59 { | |
| 60 #define ADD_TO_TAB_SIZES(kind, mSize) sizes->add(nsTabSizes::kind, mSize); | |
| 61 FOR_EACH_SIZE(ADD_TO_TAB_SIZES) | |
| 62 #undef ADD_TO_TAB_SIZES | |
| 63 #define FRAME_ID(classname) \ | |
| 64 sizes->add(nsTabSizes::Other, FRAME_ID_STAT_FIELD(classname)); | |
| 65 #include "nsFrameIdList.h" | |
| 66 #undef FRAME_ID | |
| 67 } | |
| 68 | |
| 69 #define DECL_SIZE(kind, mSize) size_t mSize; | |
| 70 FOR_EACH_SIZE(DECL_SIZE) | |
| 71 #undef DECL_SIZE | |
| 72 #define FRAME_ID(classname) size_t FRAME_ID_STAT_FIELD(classname); | |
| 73 #include "nsFrameIdList.h" | |
| 74 #undef FRAME_ID | |
| 75 int dummy; // present just to absorb the trailing comma from FRAME_ID in the | |
| 76 // constructor | |
| 77 | |
| 78 #undef FOR_EACH_SIZE | |
| 79 }; | |
| 80 | |
| 81 #endif // nsArenaMemoryStats_h |
