Author: njn
Date: 2007-10-11 08:28:16 +0100 (Thu, 11 Oct 2007)
New Revision: 6980
Log:
- Hooked in massif/perf/ properly.
- Made massif/perf/many-xpts.c run for longer.
Modified:
branches/MASSIF2/configure.in
branches/MASSIF2/massif/Makefile.am
branches/MASSIF2/massif/ms_main.c
branches/MASSIF2/massif/perf/many-xpts.c
Modified: branches/MASSIF2/configure.in
===================================================================
--- branches/MASSIF2/configure.in 2007-10-11 07:11:24 UTC (rev 6979)
+++ branches/MASSIF2/configure.in 2007-10-11 07:28:16 UTC (rev 6980)
@@ -941,6 +941,7 @@
massif/Makefile
massif/hp2ps/Makefile
massif/tests/Makefile
+ massif/perf/Makefile
massif/docs/Makefile
lackey/Makefile
lackey/tests/Makefile
Modified: branches/MASSIF2/massif/Makefile.am
===================================================================
--- branches/MASSIF2/massif/Makefile.am 2007-10-11 07:11:24 UTC (rev 6979)
+++ branches/MASSIF2/massif/Makefile.am 2007-10-11 07:28:16 UTC (rev 6980)
@@ -1,6 +1,6 @@
include $(top_srcdir)/Makefile.tool.am
-SUBDIRS += hp2ps
+SUBDIRS += perf hp2ps
noinst_PROGRAMS =
if VGP_X86_LINUX
Modified: branches/MASSIF2/massif/ms_main.c
===================================================================
--- branches/MASSIF2/massif/ms_main.c 2007-10-11 07:11:24 UTC (rev 6979)
+++ branches/MASSIF2/massif/ms_main.c 2007-10-11 07:28:16 UTC (rev 6980)
@@ -145,17 +145,17 @@
//
// Performance:
//
-// perl perf/vg_perf --tools=massif --reps=3 perf/{bz2,heap,tinycc}
+// perl perf/vg_perf --tools=massif --reps=3 perf/{bz2,heap,tinycc} massif
//
// The other benchmarks don't do much allocation, and so give similar speeds
// to Nulgrind.
//
// Initial slowdown:
-// bz2 massif1 :1.18s ma: 5.3s ( 4.5x, -----)
-// heap massif1 :0.24s ma:26.7s (111.4x, -----)
-// tinycc massif1 :0.44s ma:10.7s (24.4x, -----)
+// bz2 1.18s ma: 5.3s ( 4.5x, -----)
+// heap 0.24s ma:26.7s (111.4x, -----)
+// tinycc 0.44s ma:10.7s (24.4x, -----)
+// many-xpts 0.11s ma:32.8s (298.0x, -----)
//
-//
//---------------------------------------------------------------------------
#include "pub_tool_basics.h"
Modified: branches/MASSIF2/massif/perf/many-xpts.c
===================================================================
--- branches/MASSIF2/massif/perf/many-xpts.c 2007-10-11 07:11:24 UTC (rev
6979)
+++ branches/MASSIF2/massif/perf/many-xpts.c 2007-10-11 07:28:16 UTC (rev
6980)
@@ -38,8 +38,14 @@
{
int i;
+ // Create a large XTree.
for (i = 0; i < (1 << 18); i++)
a0(i);
+ // Do a lot of allocations so it gets dup'd a lot of times.
+ for (i = 0; i < 3000; i++) {
+ free(malloc(20000));
+ }
+
return 0;
}
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