Add m-esr52 at 52.6.0

1 files changed, 53 insertions, 0 deletions

diff --git a/tools/memory-profiler/GCHeapProfilerImpl.h b/tools/memory-profiler/GCHeapProfilerImpl.h
new file mode 100644
index 000000000..e84e97017
--- /dev/null
+++ b/tools/memory-profiler/GCHeapProfilerImpl.h
@@ -0,0 +1,53 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=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 memory_profiler_GCHeapProfilerImpl_h
+#define memory_profiler_GCHeapProfilerImpl_h
+
+#include "CompactTraceTable.h"
+#include "MemoryProfiler.h"
+
+#include "jsfriendapi.h"
+
+namespace mozilla {
+
+class GCHeapProfilerImpl final : public GCHeapProfiler
+                               , public ProfilerImpl
+{
+public:
+  GCHeapProfilerImpl();
+  ~GCHeapProfilerImpl() override;
+
+  nsTArray<nsCString> GetNames() const override;
+  nsTArray<TrieNode> GetTraces() const override;
+  const nsTArray<AllocEvent>& GetEvents() const override;
+
+  void reset() override;
+  void sampleTenured(void* addr, uint32_t size) override;
+  void sampleNursery(void* addr, uint32_t size) override;
+  void markTenuredStart() override;
+  void markTenured(void* addr) override;
+  void sweepTenured() override;
+  void sweepNursery() override;
+  void moveNurseryToTenured(void* addrOld, void* addrNew) override;
+
+private:
+  void SampleInternal(void* addr, uint32_t size, AllocMap& table);
+
+  PRLock* mLock;
+  bool mMarking;
+
+  AllocMap mNurseryEntries;
+  AllocMap mTenuredEntriesFG;
+  AllocMap mTenuredEntriesBG;
+
+  nsTArray<AllocEvent> mAllocEvents;
+  CompactTraceTable mTraceTable;
+};
+
+} // namespace mozilla
+
+#endif // memory_profiler_GCHeapProfilerImpl_h