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runtime/vm/tags.cc

 // Copyright (c) 2014, 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.
 
 #include "vm/tags.h"
 
 #include "vm/isolate.h"
 #include "vm/json_stream.h"
 #include "vm/native_entry.h"
 #include "vm/runtime_entry.h"
@@ skipping 19 matching lines @@
   ASSERT(entry.id == tag);
   return entry.name;
 }
 
 
 bool VMTag::IsNativeEntryTag(uword tag) {
   return (tag > kLastTagId) && !IsRuntimeEntryTag(tag);
 }
 
 
+bool VMTag::IsDartTag(uword id) {
+  return id == kDartTagId;
+}
+
+
+bool VMTag::IsExitFrameTag(uword id) {
+  return (id != 0) && !IsDartTag(id) && (id != kIdleTagId) &&
+         (id != kVMTagId) && (id != kEmbedderTagId);
+}
+
+
 static RuntimeEntry* runtime_entry_list = NULL;
 
 
 bool VMTag::IsRuntimeEntryTag(uword id) {
   const RuntimeEntry* current = runtime_entry_list;
   while (current != NULL) {
     if (reinterpret_cast<uword>(current->function()) == id) {
       return true;
     }
     current = current->next();
@@ skipping 101 matching lines @@
   Zone* zone = Thread::Current()->zone();
   const UserTag& tag =
       UserTag::Handle(zone, UserTag::FindTagById(tag_id));
   ASSERT(!tag.IsNull());
   const String& label = String::Handle(zone, tag.label());
   return label.ToCString();
 }
 
 
 }  // namespace dart