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authorJan Beulich <jbeulich@suse.com>2012-01-24 10:03:22 -0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-01-24 20:25:32 -0200
commitbe3de80dc2e671d9ee15e69fe9cd84d2b71e2225 (patch)
tree8c9519ac9c6235ad8469d3f8d7ef2da660840bc5 /tools/perf/bench/mem-memset-x86-64-asm-def.h
parent800eb01484b3ca1eaf4eb5186df13fb24de2db19 (diff)
downloadlinux-be3de80dc2e671d9ee15e69fe9cd84d2b71e2225.tar.gz
perf bench: Also allow measuring memset()
This simply clones the respective memcpy() implementation. Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/4F16D743020000780006D735@nat28.tlf.novell.com Signed-off-by: Jan Beulich <jbeulich@suse.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/bench/mem-memset-x86-64-asm-def.h')
-rw-r--r--tools/perf/bench/mem-memset-x86-64-asm-def.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/bench/mem-memset-x86-64-asm-def.h b/tools/perf/bench/mem-memset-x86-64-asm-def.h
new file mode 100644
index 000000000000..a71dff97c1f5
--- /dev/null
+++ b/tools/perf/bench/mem-memset-x86-64-asm-def.h
@@ -0,0 +1,12 @@
+
+MEMSET_FN(__memset,
+ "x86-64-unrolled",
+ "unrolled memset() in arch/x86/lib/memset_64.S")
+
+MEMSET_FN(memset_c,
+ "x86-64-stosq",
+ "movsq-based memset() in arch/x86/lib/memset_64.S")
+
+MEMSET_FN(memset_c_e,
+ "x86-64-stosb",
+ "movsb-based memset() in arch/x86/lib/memset_64.S")