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Added English language description for lfdupsx instruction
authorShriya Sharma <shriya@redsemiconductor.com>
Fri, 17 Nov 2023 15:22:08 +0000 (15:22 +0000)
committerLuke Kenneth Casson Leighton <lkcl@lkcl.net>
Fri, 1 Dec 2023 14:02:54 +0000 (14:02 +0000)
openpower/isa/pifploadshift.mdwn patch | blob | history

diff --git a/openpower/isa/pifploadshift.mdwn b/openpower/isa/pifploadshift.mdwn
index 246d38868b33fc35586f9e6620bf98542540865c..d87bbfb4750a2b503951373e2843b38ff970a637 100644 (file)
--- a/openpower/isa/pifploadshift.mdwn
+++ b/openpower/isa/pifploadshift.mdwn
@@ -40,13 +40,14 @@ X-Form
 
 Pseudo-code:
 
-    EA <- (RA) + (RB)
+    EA <- (RA) + (RB)<<(SH+1)
     FRT <- MEM(RA, 8)
     RA <- EA
 
 Description:
 
-    Let the effective address (EA) be the sum (RA)+(RB).
+    Let the effective address (EA) be the sum of the contents of
+    register RB shifted by (SH+1), and the contents of register RA.
 
     The doubleword in storage addressed by EA is loaded
     into register FRT.