add intro text on maxloc

diff --git a/openpower/sv/cookbook/fortran_maxloc.mdwn b/openpower/sv/cookbook/fortran_maxloc.mdwn
index bd7d8260c80e938f112e787febd82d3791162b05..e71471f294e2e719dcde6dec70ca9ba90efe4227 100644 (file)
--- a/openpower/sv/cookbook/fortran_maxloc.mdwn
+++ b/openpower/sv/cookbook/fortran_maxloc.mdwn
@@ -1,3 +1,8 @@
+# Fortran MAXLOC SVP64 demo
+
+MAXLOC is a notoriously difficult function for SIMD to cope with.
+SVP64 however has similar capabilities to Z80 CPIR and LDIR
+
 <https://bugs.libre-soc.org/show_bug.cgi?id=676>
 
 ```