added english language description for Add Extended instruction

diff --git a/openpower/isa/fixedarith.mdwn b/openpower/isa/fixedarith.mdwn
index c726e86bb4b00388bbffcf5193fdf9a48c64e2d6..a4fdd96853c9216bac4eda2c081821dbdaa2567d 100644 (file)
--- a/openpower/isa/fixedarith.mdwn
+++ b/openpower/isa/fixedarith.mdwn
@@ -216,6 +216,10 @@ Pseudo-code:
 
     RT <- (RA) + (RB) + CA
 
+Description:
+
+       The sum (RA) + (RB) + CA is placed into register RT.
+
 Special Registers Altered:
 
     CA CA32