From ee2395d31d1e23ed3d8c380818340c405bd2b26c Mon Sep 17 00:00:00 2001 From: Shriya Sharma Date: Fri, 17 Nov 2023 15:38:47 +0000 Subject: [PATCH] Added English language description for stdupsx instruction --- openpower/isa/pifixedstoreshift.mdwn | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/openpower/isa/pifixedstoreshift.mdwn b/openpower/isa/pifixedstoreshift.mdwn index b1984e91..43239d0c 100644 --- a/openpower/isa/pifixedstoreshift.mdwn +++ b/openpower/isa/pifixedstoreshift.mdwn @@ -94,18 +94,19 @@ Special Registers Altered: Z23-Form -* stdupsx RS,RA,RB +* stdupsx RS,RA,RB,SH Pseudo-code: - EA <- (RA) + (RB) + EA <- (RA) + (RB)<<(SH+1) ea <- (RA) MEM(ea, 8) <- (RS) 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. (RS) is stored into the doubleword in storage addressed by RA. -- 2.30.2