From: lkcl Date: Tue, 19 Jan 2021 14:50:08 +0000 (+0000) Subject: (no commit message) X-Git-Tag: convert-csv-opcode-to-binary~399 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=924004d918a2817f5f46ab1bbdb07c41fb605b36;p=libreriscv.git --- diff --git a/openpower/sv/remap.mdwn b/openpower/sv/remap.mdwn index b60b297a5..483d24478 100644 --- a/openpower/sv/remap.mdwn +++ b/openpower/sv/remap.mdwn @@ -192,7 +192,7 @@ a 2D REMAP allows: * the column bytes (as a vec4) to be iterated over as an inner loop, progressing vertically (`a00 a10 a20 a30`) * the columns themselves to be iterated as an outer loop -* a 32 bit `GF(256)` multiply on the vec4 to be performed. +* a 32 bit `GF(256)` Matrix Multiply on the vec4 to be performed. This entirely in-place without special 128-bit opcodes. Below is the pseudocode for [[!wikipedia Rijndael MixColumns]]