diff --git a/tests/README b/tests/README
new file mode 100644
index 00000000..bb60b967
--- /dev/null
+++ b/tests/README
@@ -0,0 +1,11 @@
+Use
+./runtest tmp-sensible-name
+to run tests for llvmdc.
+Move into reference/ subfolder and add to svn if desired.
+
+Use
+./findregressions old-test-resultfile tmp-sensible-name
+to find changes.
+
+Recommended:
+./findregressions tmp reference/llvmdc-something | grep -v "PASS -> XFAIL" | sort > tmp-new-regressions
diff --git a/tests/dmd-1.029 b/tests/reference/dmd-1.029
similarity index 100%
rename from tests/dmd-1.029
rename to tests/reference/dmd-1.029
diff --git a/tests/llvmdc-2008-05-07 b/tests/reference/llvmdc-2008-05-07
similarity index 100%
rename from tests/llvmdc-2008-05-07
rename to tests/reference/llvmdc-2008-05-07