Javascript heap profiler

This profiler tracks every memory allocation and deallocation, by the
MemoryManager as well as the V4 VM, and exposes them as a stream of
events to the profiler service.

Change-Id: I85297d498f0a7eb55df5d7829c4b7307de980519
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/tests/auto/qml/debugger/qqmlprofilerservice/tst_qqmlprofilerservice.cpp b/tests/auto/qml/debugger/qqmlprofilerservice/tst_qqmlprofilerservice.cpp
index 5fd985f6d5..2b1b7ce6ec 100644
--- a/tests/auto/qml/debugger/qqmlprofilerservice/tst_qqmlprofilerservice.cpp
+++ b/tests/auto/qml/debugger/qqmlprofilerservice/tst_qqmlprofilerservice.cpp
@@ -79,6 +79,7 @@ public:
         Complete, // end of transmission
         PixmapCacheEvent,
         SceneGraphFrame,
+        MemoryAllocation,
 
         MaximumMessage
     };
@@ -131,6 +132,12 @@ public:
         MaximumSceneGraphFrameType
     };
 
+    enum MemoryType {
+        HeapPage,
+        LargeItem,
+        SmallItem
+    };
+
     QQmlProfilerClient(QQmlDebugConnection *connection)
         : QQmlDebugClient(QLatin1String("CanvasFrameRate"), connection)
     {
@@ -302,6 +309,12 @@ void QQmlProfilerClient::messageReceived(const QByteArray &message)
         }
         break;
     }
+    case QQmlProfilerClient::MemoryAllocation: {
+        stream >> data.detailType;
+        qint64 amount;
+        stream >> amount;
+        return;
+    }
     default:
         QString failMsg = QString("Unknown message type:") + data.messageType;
         QFAIL(qPrintable(failMsg));