зеркало из https://github.com/mozilla/gecko-dev.git
104 строки
2.7 KiB
C++
104 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef nsArenaMemoryStats_h
|
|
#define nsArenaMemoryStats_h
|
|
|
|
#include "mozilla/Assertions.h"
|
|
#include "mozilla/PodOperations.h"
|
|
|
|
class nsTabSizes {
|
|
public:
|
|
enum Kind {
|
|
DOM, // DOM stuff.
|
|
Style, // Style stuff.
|
|
Other // Everything else.
|
|
};
|
|
|
|
nsTabSizes() { mozilla::PodZero(this); }
|
|
|
|
void add(Kind kind, size_t n)
|
|
{
|
|
switch (kind) {
|
|
case DOM: mDom += n; break;
|
|
case Style: mStyle += n; break;
|
|
case Other: mOther += n; break;
|
|
default: MOZ_CRASH("bad nsTabSizes kind");
|
|
}
|
|
}
|
|
|
|
size_t mDom;
|
|
size_t mStyle;
|
|
size_t mOther;
|
|
};
|
|
|
|
#define FRAME_ID_STAT_FIELD(classname) mArena##classname
|
|
|
|
struct nsArenaMemoryStats {
|
|
#define FOR_EACH_SIZE(macro) \
|
|
macro(Other, mLineBoxes) \
|
|
macro(Style, mRuleNodes) \
|
|
macro(Style, mStyleContexts) \
|
|
macro(Style, mStyleStructs) \
|
|
macro(Other, mOther)
|
|
|
|
nsArenaMemoryStats()
|
|
:
|
|
#define ZERO_SIZE(kind, mSize) mSize(0),
|
|
FOR_EACH_SIZE(ZERO_SIZE)
|
|
#undef ZERO_SIZE
|
|
#define FRAME_ID(classname, ...) FRAME_ID_STAT_FIELD(classname)(),
|
|
#define ABSTRACT_FRAME_ID(...)
|
|
#include "nsFrameIdList.h"
|
|
#undef FRAME_ID
|
|
#undef ABSTRACT_FRAME_ID
|
|
dummy()
|
|
{}
|
|
|
|
void addToTabSizes(nsTabSizes *sizes) const
|
|
{
|
|
#define ADD_TO_TAB_SIZES(kind, mSize) sizes->add(nsTabSizes::kind, mSize);
|
|
FOR_EACH_SIZE(ADD_TO_TAB_SIZES)
|
|
#undef ADD_TO_TAB_SIZES
|
|
#define FRAME_ID(classname, ...) \
|
|
sizes->add(nsTabSizes::Other, FRAME_ID_STAT_FIELD(classname));
|
|
#define ABSTRACT_FRAME_ID(...)
|
|
#include "nsFrameIdList.h"
|
|
#undef FRAME_ID
|
|
#undef ABSTRACT_FRAME_ID
|
|
}
|
|
|
|
size_t getTotalSize() const
|
|
{
|
|
size_t total = 0;
|
|
#define ADD_TO_TOTAL_SIZE(kind, mSize) total += mSize;
|
|
FOR_EACH_SIZE(ADD_TO_TOTAL_SIZE)
|
|
#undef ADD_TO_TOTAL_SIZE
|
|
#define FRAME_ID(classname, ...) \
|
|
total += FRAME_ID_STAT_FIELD(classname);
|
|
#define ABSTRACT_FRAME_ID(...)
|
|
#include "nsFrameIdList.h"
|
|
#undef FRAME_ID
|
|
#undef ABSTRACT_FRAME_ID
|
|
return total;
|
|
}
|
|
|
|
#define DECL_SIZE(kind, mSize) size_t mSize;
|
|
FOR_EACH_SIZE(DECL_SIZE)
|
|
#undef DECL_SIZE
|
|
#define FRAME_ID(classname, ...) size_t FRAME_ID_STAT_FIELD(classname);
|
|
#define ABSTRACT_FRAME_ID(...)
|
|
#include "nsFrameIdList.h"
|
|
#undef FRAME_ID
|
|
#undef ABSTRACT_FRAME_ID
|
|
int dummy; // present just to absorb the trailing comma from FRAME_ID in the
|
|
// constructor
|
|
|
|
#undef FOR_EACH_SIZE
|
|
};
|
|
|
|
#endif // nsArenaMemoryStats_h
|