Type profiler by intercepting 'new' and 'delete' expressions.

base/allocator/allocated_type_log.cc

Index: base/allocator/allocated_type_log.cc
diff --git a/base/allocator/allocated_type_log.cc b/base/allocator/allocated_type_log.cc
new file mode 100644
index 0000000000000000000000000000000000000000..36c2fd25b46c47481ab7bf19e6ff835a3fcdfe2f
--- /dev/null
+++ b/base/allocator/allocated_type_log.cc
@@ -0,0 +1,34 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "allocated_type.h"
+#include <iostream>
+
+void* __op_new_intercept__(void* ptr,
+                           size_t size,
+                           const std::type_info& type) {
+  std::cerr << "Allocated "
+            << size
+            << "bytes as an instance of \""
+            << type.name()
+            << "\" at "
+            << ptr
+            << "."
+            << std::endl;
+  return ptr;
+}
+
+void* __op_delete_intercept__(void* ptr,
+                              size_t size,
+                              const std::type_info &type) {

[Alexander Potapenko, 2012/08/07 11:56:56]

Please fix the space.

[Dai Mikurube (NOT FULLTIME), 2012/08/08 06:16:23]

Done.

+  std::cerr << "Dellocated "
+            << size
+            << "bytes of an instance of \""
+            << type.name()
+            << "\" at "
+            << ptr
+            << "."
+            << std::endl;
+  return ptr;
+}