gecko/js/public/MemoryMetrics.h

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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is about:memory glue.
*
* The Initial Developer of the Original Code is
* Ms2ger <ms2ger@gmail.com>.
* Portions created by the Initial Developer are Copyright (C) 2011
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef js_MemoryMetrics_h
#define js_MemoryMetrics_h
/*
* These declarations are not within jsapi.h because they are highly likely
* to change in the future. Depend on them at your own risk.
*/
#include <string.h>
#include "jsalloc.h"
#include "jspubtd.h"
#include "js/Utility.h"
#include "js/Vector.h"
namespace JS {
/* Data for tracking analysis/inference memory usage. */
struct TypeInferenceSizes
{
int64_t scripts;
int64_t objects;
int64_t tables;
int64_t temporary;
};
typedef void* (* GetNameCallback)(JSContext *cx, JSCompartment *c);
typedef void (* DestroyNameCallback)(void *string);
struct CompartmentStats
{
CompartmentStats()
{
memset(this, 0, sizeof(*this));
}
void init(void *name_, DestroyNameCallback destroyName)
{
name = name_;
destroyNameCb = destroyName;
}
~CompartmentStats()
{
destroyNameCb(name);
}
// Pointer to an nsCString, which we can't use here.
void *name;
DestroyNameCallback destroyNameCb;
int64_t gcHeapArenaHeaders;
int64_t gcHeapArenaPadding;
int64_t gcHeapArenaUnused;
int64_t gcHeapObjectsNonFunction;
int64_t gcHeapObjectsFunction;
int64_t gcHeapStrings;
int64_t gcHeapShapesTree;
int64_t gcHeapShapesDict;
int64_t gcHeapShapesBase;
int64_t gcHeapScripts;
int64_t gcHeapTypeObjects;
int64_t gcHeapXML;
int64_t objectSlots;
int64_t objectElements;
int64_t stringChars;
int64_t shapesExtraTreeTables;
int64_t shapesExtraDictTables;
int64_t shapesExtraTreeShapeKids;
int64_t shapesCompartmentTables;
int64_t scriptData;
#ifdef JS_METHODJIT
int64_t mjitCode;
int64_t mjitData;
#endif
TypeInferenceSizes typeInferenceSizes;
};
struct RuntimeStats
{
RuntimeStats(JSMallocSizeOfFun mallocSizeOf, GetNameCallback getNameCb,
DestroyNameCallback destroyNameCb)
: runtimeObject(0)
, runtimeAtomsTable(0)
, runtimeContexts(0)
, runtimeNormal(0)
, runtimeTemporary(0)
, runtimeRegexpCode(0)
, runtimeStackCommitted(0)
, gcHeapChunkTotal(0)
, gcHeapChunkCleanUnused(0)
, gcHeapChunkDirtyUnused(0)
, gcHeapChunkCleanDecommitted(0)
, gcHeapChunkDirtyDecommitted(0)
, gcHeapArenaUnused(0)
, gcHeapChunkAdmin(0)
, gcHeapUnusedPercentage(0)
, totalObjects(0)
, totalShapes(0)
, totalScripts(0)
, totalStrings(0)
#ifdef JS_METHODJIT
, totalMjit(0)
#endif
, totalTypeInference(0)
, totalAnalysisTemp(0)
, compartmentStatsVector()
, currCompartmentStats(NULL)
, mallocSizeOf(mallocSizeOf)
, getNameCb(getNameCb)
, destroyNameCb(destroyNameCb)
{}
int64_t runtimeObject;
int64_t runtimeAtomsTable;
int64_t runtimeContexts;
int64_t runtimeNormal;
int64_t runtimeTemporary;
int64_t runtimeRegexpCode;
int64_t runtimeStackCommitted;
int64_t gcHeapChunkTotal;
int64_t gcHeapChunkCleanUnused;
int64_t gcHeapChunkDirtyUnused;
int64_t gcHeapChunkCleanDecommitted;
int64_t gcHeapChunkDirtyDecommitted;
int64_t gcHeapArenaUnused;
int64_t gcHeapChunkAdmin;
int64_t gcHeapUnusedPercentage;
int64_t totalObjects;
int64_t totalShapes;
int64_t totalScripts;
int64_t totalStrings;
#ifdef JS_METHODJIT
int64_t totalMjit;
#endif
int64_t totalTypeInference;
int64_t totalAnalysisTemp;
js::Vector<CompartmentStats, 0, js::SystemAllocPolicy> compartmentStatsVector;
CompartmentStats *currCompartmentStats;
JSMallocSizeOfFun mallocSizeOf;
GetNameCallback getNameCb;
DestroyNameCallback destroyNameCb;
};
#ifdef JS_THREADSAFE
extern JS_PUBLIC_API(bool)
CollectRuntimeStats(JSRuntime *rt, RuntimeStats *rtStats);
extern JS_PUBLIC_API(bool)
GetExplicitNonHeapForRuntime(JSRuntime *rt, int64_t *amount,
JSMallocSizeOfFun mallocSizeOf);
#endif /* JS_THREADSAFE */
extern JS_PUBLIC_API(size_t)
SystemCompartmentCount(const JSRuntime *rt);
extern JS_PUBLIC_API(size_t)
UserCompartmentCount(const JSRuntime *rt);
} // namespace JS
#endif // js_MemoryMetrics_h