From: Luke Kenneth Casson Leighton Date: Fri, 1 Jul 2022 15:10:02 +0000 (+0100) Subject: clarify quirks X-Git-Tag: opf_rfc_ls005_v1~1420 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4ce3cf14c05b1ca611baaa10ae27c87a07513335;p=libreriscv.git clarify quirks --- diff --git a/openpower/sv/svp64_quirks.mdwn b/openpower/sv/svp64_quirks.mdwn index 448d6b0b6..bd8708850 100644 --- a/openpower/sv/svp64_quirks.mdwn +++ b/openpower/sv/svp64_quirks.mdwn @@ -11,8 +11,8 @@ as a concept became popular. are the sole exclusive bedrock. 2. No scalar instruction ever deviates in its encoding or meaning just because it is prefixed (semantic caveats below) -3. A hardware-level for-loop makes vector elements 100% synonymous - with scalar instructions (the suffix) +3. A hardware-level for-loop (the prefix) makes vector elements + 100% synonymous with scalar instructions (the suffix) How can a Vector ISA even exist when no actual Vector instructions are permitted to be added? It comes down to the strict RISC abstraction.