X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=rts%2FStats.c;h=9f12b6da2ec94f59b26e035dff2811cbe6e7b5b8;hb=8b08c15b8ace5a76e341939081fbb6ad2736ddd1;hp=248b0af58ab71e8fe36b580eed30f3f2a7b32fa3;hpb=9f2ceb4da7dfbc1cfd09ce54610ebe64288b9007;p=ghc-hetmet.git

diff --git a/rts/Stats.c b/rts/Stats.c
index 248b0af..9f12b6d 100644
--- a/rts/Stats.c
+++ b/rts/Stats.c
@@ -10,13 +10,17 @@
 #include "RtsFlags.h"
 #include "RtsUtils.h"
 #include "MBlock.h"
+#include "Storage.h"
 #include "Schedule.h"
 #include "Stats.h"
 #include "ParTicky.h"                       /* ToDo: move into Rts.h */
 #include "Profiling.h"
-#include "Storage.h"
 #include "GetTime.h"
 
+#if USE_PAPI
+#include "Papi.h"
+#endif
+
 /* huh? */
 #define BIG_STRING_LEN              512
 
@@ -64,9 +68,6 @@ static lnat GC_start_faults = 0, GC_end_faults = 0;
 
 static Ticks *GC_coll_times;
 
-static void statsPrintf( char *s, ... ) 
-    GNUC3_ATTRIBUTE(format (printf, 1, 2));
-
 static void statsFlush( void );
 static void statsClose( void );
 
@@ -170,6 +171,18 @@ stat_endInit(void)
     } else {
 	InitElapsedTime = elapsed - ElapsedTimeStart;
     }
+#if USE_PAPI
+    papi_init_eventsets();
+
+    /* We start counting events for the mutator
+     * when garbage collection starts
+     * we switch to the GC event set. */
+    papi_start_mutator_count();
+
+    /* This flag is needed to avoid counting the last GC */
+    papi_is_reporting = 1;
+
+#endif
 }
 
 /* -----------------------------------------------------------------------------
@@ -192,6 +205,16 @@ stat_startExit(void)
 
     MutUserTime = user - GC_tot_time - PROF_VAL(RP_tot_time + HC_tot_time) - InitUserTime;
     if (MutUserTime < 0) { MutUserTime = 0; }
+
+#if USE_PAPI
+    /* We stop counting mutator events
+     * GC events are not being counted at this point */
+    papi_stop_mutator_count();
+
+    /* This flag is needed, because GC is run once more after this function */
+    papi_is_reporting = 0;
+
+#endif
 }
 
 void
@@ -249,6 +272,15 @@ stat_startGC(void)
 	    GC_start_faults = getPageFaults();
 	}
     }
+
+#if USE_PAPI
+    if(papi_is_reporting) {
+      /* Switch to counting GC events */
+      papi_stop_mutator_count();
+      papi_start_gc_count();
+    }
+#endif
+
 }
 
 /* -----------------------------------------------------------------------------
@@ -316,6 +348,14 @@ stat_endGC (lnat alloc, lnat live, lnat copied,
 	debugBelch("\b\b\b  \b\b\b");
 	rub_bell = 0;
     }
+
+#if USE_PAPI
+    if(papi_is_reporting) {
+      /* Switch to counting mutator events */
+      papi_stop_gc_count();
+      papi_start_mutator_count();
+    }
+#endif
 }
 
 /* -----------------------------------------------------------------------------
@@ -517,6 +557,16 @@ stat_exit(int alloc)
 		    TICK_TO_DBL(time - GC_tot_time - 
 				PROF_VAL(RP_tot_time + HC_tot_time) - InitUserTime) * 100 
 		    / TICK_TO_DBL(etime));
+#if USE_PAPI
+	    /* PAPI reporting, should put somewhere else?
+	     * Note that the cycles are counted _after_ the initialization of the RTS -- AR */
+
+	    statsPrintf("  -- CPU Mutator counters --\n");
+	    papi_report(MutatorCounters);
+
+	    statsPrintf("\n  -- CPU GC counters --\n");
+	    papi_report(GCCounters);
+#endif
 	}
 
 	if (RtsFlags.GcFlags.giveStats == ONELINE_GC_STATS) {
@@ -557,13 +607,13 @@ statDescribeGens(void)
   step *step;
 
   debugBelch(
-"     Gen    Steps      Max   Mutable  Step   Blocks     Live    Large\n"
-"                     Blocks Closures                          Objects\n");
+"     Gen    Steps      Max  Mut-list  Step   Blocks     Live    Large\n"
+"                    Blocks     Bytes                          Objects\n");
 
   mut = 0;
   for (g = 0; g < RtsFlags.GcFlags.generations; g++) {
       for (bd = generations[g].mut_list; bd != NULL; bd = bd->link) {
-	  mut += bd->free - bd->start;
+	  mut += (bd->free - bd->start) * sizeof(W_);
       }
 
     debugBelch("%8d %8d %8d %9d", g, generations[g].n_steps,
@@ -606,7 +656,7 @@ extern HsInt64 getAllocations( void )
    Dumping stuff in the stats file, or via the debug message interface
    -------------------------------------------------------------------------- */
 
-static void
+void
 statsPrintf( char *s, ... )
 {
     FILE *sf = RtsFlags.GcFlags.statsFile;