From: lkcl Date: Sat, 20 Aug 2022 19:07:53 +0000 (+0100) Subject: (no commit message) X-Git-Tag: opf_rfc_ls005_v1~817 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=55dd1cdea5bae55f196864a312b37f578a84b4b8;p=libreriscv.git --- diff --git a/openpower/sv/ldst.mdwn b/openpower/sv/ldst.mdwn index c0310696b..aaeba9009 100644 --- a/openpower/sv/ldst.mdwn +++ b/openpower/sv/ldst.mdwn @@ -484,7 +484,9 @@ for clarity and simplicity: i++; j++; -Note above that the source elwidth is *not used at all* in LD-immediate +Note above that the source elwidth is *not used at all* in LD-immediate. +*(For Pack/Unpack Mode which shares the same source elwidth bits this +is no great loss)*. For LD/Indexed, the key is that in the calculation of the Effective Address, RA has no elwidth override but RB does. Pseudocode below is simplified