From: lkcl Date: Sun, 23 Apr 2023 15:35:01 +0000 (+0100) Subject: (no commit message) X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=702f1dbc67f7e55eb96c8463674e2041956a16f0;p=libreriscv.git --- diff --git a/openpower/sv/rfc/ls014.mdwn b/openpower/sv/rfc/ls014.mdwn index 33334363f..a73593859 100644 --- a/openpower/sv/rfc/ls014.mdwn +++ b/openpower/sv/rfc/ls014.mdwn @@ -76,7 +76,8 @@ Desirable savings in general binary size are achieved. 3. word halfword byte nibble 2-bit 1-bit reversal at multiple levels are all achieved with grevlut. Some of these instructions were explicitly added in Power ISA v3.1 but grevlut is akin to xxeval. -4. grevlut is expensive in hardware (estimated 20,000 gates) +4. grevlut can be expensive in hardware (estimated 20,000 gates) but + like xxeval provides 512 equivalent instructions. **Changes**