Refactor PAPI support, and add profiling of multithreaded GC

[ghc-hetmet.git] / rts / sm / GC.h

diff --git a/rts/sm/GC.h b/rts/sm/GC.h
index d45efb9..5d7924e 100644 (file)
--- a/rts/sm/GC.h
+++ b/rts/sm/GC.h
@@ -88,11 +88,7 @@ typedef struct step_workspace_ {
     // where large objects to be scavenged go
     bdescr *     todo_large_objects;
 
-    // Objects that need not be, or have already been, scavenged.  The
-    // block at the front of the list is special: objects that don't
-    // need to be scavenged are copied directly to this block.
-    // Completed scan blocks also go on this list; but we put them
-    // after the head block.
+    // Objects that need not be, or have already been, scavenged.
     bdescr *     scavd_list;
     lnat         n_scavd_blocks;     // count of blocks in this list
 
@@ -146,6 +142,10 @@ typedef struct gc_thread_ {
 
     lnat thunk_selector_depth;     // ummm.... not used as of now
 
+#ifdef USE_PAPI
+    int papi_events;
+#endif
+    
 } gc_thread;
 
 extern nat N;