1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/util/AllocationLogging.cpp b/js/src/util/AllocationLogging.cpp
new file mode 100644
index 0000000000..92d74b3091
--- /dev/null
+++ b/js/src/util/AllocationLogging.cpp
@@ -0,0 +1,31 @@
+/* -*- 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/. */
+
+#include "js/AllocationLogging.h"
+
+#include "mozilla/Assertions.h"  // MOZ_ASSERT
+
+static JS::LogCtorDtor sLogCtor = nullptr;
+static JS::LogCtorDtor sLogDtor = nullptr;
+
+void JS::SetLogCtorDtorFunctions(LogCtorDtor ctor, LogCtorDtor dtor) {
+  MOZ_ASSERT(!sLogCtor && !sLogDtor);
+  MOZ_ASSERT(ctor && dtor);
+  sLogCtor = ctor;
+  sLogDtor = dtor;
+}
+
+void JS::LogCtor(void* self, const char* type, uint32_t sz) {
+  if (LogCtorDtor fun = sLogCtor) {
+    fun(self, type, sz);
+  }
+}
+
+void JS::LogDtor(void* self, const char* type, uint32_t sz) {
+  if (LogCtorDtor fun = sLogDtor) {
+    fun(self, type, sz);
+  }
+}