From: Jacob Lifshay Date: Thu, 13 Apr 2023 01:45:49 +0000 (-0700) Subject: more formatting changes X-Git-Tag: opf_rfc_ls010_v1~36 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a39d05eea22bb1f8f6200bf64cf6c877ef58ab6c;p=libreriscv.git more formatting changes --- diff --git a/openpower/sv/rfc/ls004.mdwn b/openpower/sv/rfc/ls004.mdwn index 58f180050..914100661 100644 --- a/openpower/sv/rfc/ls004.mdwn +++ b/openpower/sv/rfc/ls004.mdwn @@ -70,13 +70,13 @@ add shift-and-add. Replaces a pair of explicit instructions in hot-loops. 1. `shadd` and `shadduw` operate on unsigned integers. 2. `shadduw` is intended for performing address offsets, - as the second operand is constrained to lower 32-bits - and zero-extended. + as the second operand is constrained to lower 32-bits + and zero-extended. 3. Both are 2-in 1-out instructions. 4. shift-add operations are present in both x86 and aarch64, - since they are useful for both general arithmetic and for - computing addresses even when not immediately followed - with a load/store. + since they are useful for both general arithmetic and for + computing addresses even when not immediately followed + with a load/store. TODO: signed 32-bit shift-and-add should be added, this needs to be addressed before submitting the RFC: