kram-profile - fix InstantiateClass ordering, Perfetto seems to have …

…bug establishing hierarchy
alecazam · Mar 18, 2024 · cc111d0 · cc111d0
1 parent 67abcd2
commit cc111d0
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/kram-profile/kram-profile/kram_profileApp.swift b/kram-profile/kram-profile/kram_profileApp.swift
@@ -1484,14 +1484,16 @@ func convertStatsToTotalTrack(_ stats: BuildStats) -> [CatapultEvent] {
     event.ts = stats.frontendStart + stats.totalSource
     totalEvents.append(event)
 
-    event = makeDurEvent(tid, "Total InstantiateClass", stats.totalInstantiateClass, total)
-    event.ts = stats.frontendStart + stats.totalSource
-    totalEvents.append(event)
-
+    // put this first, or else InstantiateClass isn't ordered properly
+    // Perfetto must not be sorting the events properly.  So order this one first
     event = makeDurEvent(tid, "Total CodeGen Function", stats.totalCodeGenFunction, total)
     event.ts = stats.frontendStart + stats.totalSource + stats.totalInstantiateFunction
     totalEvents.append(event)
 
+    event = makeDurEvent(tid, "Total InstantiateClass", stats.totalInstantiateClass, total)
+    event.ts = stats.frontendStart + stats.totalSource
+    totalEvents.append(event)
+
     // backend
     event = makeDurEvent(tid, "Total Backend", stats.totalBackend, total)
     event.ts = stats.backendStart