added stdsux instruction
authorShriya Sharma <shriya@redsemiconductor.com>
Thu, 19 Oct 2023 10:53:14 +0000 (11:53 +0100)
committerLuke Kenneth Casson Leighton <lkcl@lkcl.net>
Sun, 29 Oct 2023 08:54:37 +0000 (08:54 +0000)
openpower/isa/fixedstoreshift.mdwn

index b3381b9b1b894360dedc6ba03e9c94ceac1f7931..44349e9a9850b3b9c5ba28fd6ab75d505f6f858a 100644 (file)
@@ -184,15 +184,15 @@ Special Registers Altered:
 
     None
 
-# Store Doubleword with Update Indexed
+# Store Doubleword Shifted with Update Indexed
 
 X-Form
 
-* stdux RS,RA,RB
+* stdsux RS,RA,RB,SH
 
 Pseudo-code:
 
-    EA <- (RA) + (RB)
+    EA <- (RA) + (RB) << (SH+1)
     MEM(EA, 8) <- (RS)
     RA <- EA