Add global timeline stream overrides

runtime/include/dart_tools_api.h

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef INCLUDE_DART_TOOLS_API_H_
 #define INCLUDE_DART_TOOLS_API_H_
 
 #include "include/dart_api.h"
 
 /** \mainpage Dart Tools Embedding API Reference
@@ skipping 872 matching lines @@
 #define DART_TIMELINE_STREAM_API (1 << 0)
 /** Timeline stream for compiler events */
 #define DART_TIMELINE_STREAM_COMPILER (1 << 1)
 /** Timeline stream for embedder provided events */
 #define DART_TIMELINE_STREAM_EMBEDDER (1 << 2)
 /** Timeline stream for GC events */
 #define DART_TIMELINE_STREAM_GC (1 << 3)
 /** Timeline stream for isolate events */
 #define DART_TIMELINE_STREAM_ISOLATE (1 << 4)
 
-/** Enable all timeline stream recording */
+/** Timeline stream for VM events */
+#define DART_TIMELINE_STREAM_VM (1 << 5)
+
+/** Enable all timeline stream recording for an isolate */
 #define DART_TIMELINE_STREAM_ALL (DART_TIMELINE_STREAM_API |                   \
                                   DART_TIMELINE_STREAM_COMPILER |              \
                                   DART_TIMELINE_STREAM_EMBEDDER |              \
                                   DART_TIMELINE_STREAM_GC |                    \
                                   DART_TIMELINE_STREAM_ISOLATE)
 
 /** Disable all timeline stream recording */
 #define DART_TIMELINE_STREAM_DISABLE 0
 
 /**
  * Start recording timeline events for the current isolate.
  *
  * \param stream_mask A bitmask of streams that should be recorded.
  *
  * NOTE: Calling with 0 disables recording of all streams.
  */
 DART_EXPORT void Dart_TimelineSetRecordedStreams(int64_t stream_mask);
 
+
+/**
+ * Start recording timeline events for the entire VM (including all isolates).
+ *
+ * NOTE: When enabled, the global flag, will override the per-isolate flag.
+ *
+ * \param stream_mask A bitmask of streams that should be recorded.
+ *
+ * NOTE: Calling with 0 disables recording of all streams.
+ */
+DART_EXPORT void Dart_GlobalTimelineSetRecordedStreams(int64_t stream_mask);
+
+
 typedef enum {
   /** Indicates a new stream is being output */
   Dart_StreamConsumer_kStart = 0,
   /** Data for the current stream */
   Dart_StreamConsumer_kData = 1,
   /** Indicates stream is finished */
   Dart_StreamConsumer_kFinish = 2,
 } Dart_StreamConsumer_State;
 
 /**
@@ skipping 108 matching lines @@
  * \return Returns an asynchronous id that must be passed to
  * Dart_TimelineAsyncInstant and Dart_TimelineAsyncEnd.
  *
  * NOTE: On Posix platforms this call uses gettimeofday and on Windows platforms
  * this call uses GetSystemTimeAsFileTime to get the current time.
  */
 DART_EXPORT Dart_Handle Dart_TimelineAsyncEnd(const char* label,
                                               int64_t async_id);
 
 #endif  // INCLUDE_DART_TOOLS_API_H_