Changeset 38844 in webkit for trunk/JavaScriptCore/wtf/FastMalloc.h

Timestamp:

Nov 29, 2008, 2:10:16 PM (17 years ago)

Author:

Antti Koivisto

Message:

JavaScriptCore:

2008-11-29 Antti Koivisto <Antti Koivisto>

Reviewed by Alexey Proskuryakov.

​https://bugs.webkit.org/show_bug.cgi?id=22557

Add function for getting basic statistics from FastMalloc.

• JavaScriptCore.exp:
• wtf/FastMalloc.cpp: (WTF::DLL_Length): (WTF::TCMalloc_PageHeap::ReturnedBytes): (WTF::TCMallocStats::fastMallocStatistics):
• wtf/FastMalloc.h:

WebKit/mac:

2008-11-29 Antti Koivisto <Antti Koivisto>

Reviewed by Alexey Proskuryakov.

​https://bugs.webkit.org/show_bug.cgi?id=22557

• Add purgeable memory statistics to cache statistics.
• Add method for getting fastMalloc statistics.
• Add method to force returning free memory back to system.

• Misc/WebCache.mm: (+[WebCache statistics]):
• Misc/WebCoreStatistics.h:
• Misc/WebCoreStatistics.mm: (+[WebCoreStatistics stopIgnoringWebCoreNodeLeaks]): (+[WebCoreStatistics memoryStatistics]): (+[WebCoreStatistics returnFreeMemoryToSystem]):

File:

• trunk/JavaScriptCore/wtf/FastMalloc.h (modified) (1 diff)

trunk/JavaScriptCore/wtf/FastMalloc.h

@@ -51 +51 @@
 
     void releaseFastMallocFreeMemory();
+    
+    struct FastMallocStatistics {
+        size_t heapSize;
+        size_t freeSize;
+        size_t returnedSize;
+    };
+    FastMallocStatistics fastMallocStatistics();
 
 } // namespace WTF