note on hwacha lanes

diff --git a/alt_rvp.mdwn b/alt_rvp.mdwn
index afe6d38205f4530ce3199ea626d07c7d2c0992e2..f5044fa220bd43f0a77202068f0bc026275a7944 100644 (file)
--- a/alt_rvp.mdwn
+++ b/alt_rvp.mdwn
@@ -1,6 +1,7 @@
 # Lanes
 
-The term "Lanes" is borrowed from Hwacha.
+The term "Lanes" is borrowed from Hwacha (and is an implementation
+detail not an actual part of the ISA)
 
 Register table