RVTEST_RV64U # Define TVM used by program.
-# SV test: sets up x3 and x4 with data, then sets up SV redirection
+# SV test: vector-vector (redirected) add
+#
+# sets up x3 and x4 with data, then sets up SV redirection
# from register x16 to register x3 with a VL of 2. the add is carried out
# on x16 and the redirection means "actually, we want to do that add on x3"
# and the VL means "actually we want to do that add on x3 *AND* x4"