Callgrind: add 4 regression tests

The simwork tests check different cache simulator
options/modes. These tests should be extended to
check for the produced call graph.

The threads check tests the callgrind mode where
counts are aggregated separate per thread.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@5816 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/callgrind/tests/simwork1.vgtest b/callgrind/tests/simwork1.vgtest
new file mode 100644
index 0000000..2add1bb
--- /dev/null
+++ b/callgrind/tests/simwork1.vgtest
@@ -0,0 +1,3 @@
+prog: simwork
+vgopts: --simulate-hwpref=yes
+cleanup: rm callgrind.out.*