add twin butterfly page (stub)

[libreriscv.git] / openpower / sv / mv.x.mdwn

diff --git a/openpower/sv/mv.x.mdwn b/openpower/sv/mv.x.mdwn
index fb8f22195563f3c61e33306c424ddc44b6be193d..d794bc65e2fc14fa1924efdaf8e5530829c2b8ba 100644 (file)
--- a/openpower/sv/mv.x.mdwn
+++ b/openpower/sv/mv.x.mdwn
@@ -2,10 +2,14 @@
 
 # mv.x
 
-TODO, see also [[sv/mv.vec]]
+Links
 
-old page: [[simple_v_extension/specification/mv.x]]
-
-<
-https://lists.libre-soc.org/pipermail/libre-soc-dev/2022-June/004896.html>
+* See also [[sv/mv.vec]]
+* deprecated page: [[simple_v_extension/specification/mv.x]]
+* discussion <https://lists.libre-soc.org/pipermail/libre-soc-dev/2022-June/004896.html>
+* related bugreport <https://bugs.libre-soc.org/show_bug.cgi?id=139>
 
+`mv.x` as a proposal is deprecated in favour of an indexed [[sv/remap]]
+concept. The reasons are explained in the above discussion: indexed remap
+allows far greater flexibility and does not require the addition of
+a problematic instruction.