[project @ 2005-10-21 14:02:17 by simonmar]

[ghc-hetmet.git] / ghc / rts / StgMiscClosures.cmm

diff --git a/ghc/rts/StgMiscClosures.cmm b/ghc/rts/StgMiscClosures.cmm
index 72c5824..628e0f1 100644 (file)
--- a/ghc/rts/StgMiscClosures.cmm
+++ b/ghc/rts/StgMiscClosures.cmm
@@ -338,6 +338,10 @@ INFO_TABLE(stg_BLACKHOLE,0,1,BLACKHOLE,"BLACKHOLE","BLACKHOLE")
 
     TICK_ENT_BH();
 
+#ifdef SMP
+    // foreign "C" debugBelch("BLACKHOLE entry\n");
+#endif
+
     /* Actually this is not necessary because R1 is about to be destroyed. */
     LDV_ENTER(R1);
 
@@ -403,6 +407,10 @@ INFO_TABLE(stg_CAF_BLACKHOLE,0,1,CAF_BLACKHOLE,"CAF_BLACKHOLE","CAF_BLACKHOLE")
     LDV_ENTER(R1);
 
 #if defined(SMP)
+    // foreign "C" debugBelch("BLACKHOLE entry\n");
+#endif
+
+#if defined(SMP)
     foreign "C" ACQUIRE_LOCK(sched_mutex "ptr");
     // released in stg_block_blackhole_finally
 #endif