From: lkcl Date: Sat, 23 Jul 2022 10:50:52 +0000 (+0100) Subject: (no commit message) X-Git-Tag: opf_rfc_ls005_v1~1095 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8edb907bdedae335d0e61cb41f2b0bfb8561ffdc;p=libreriscv.git --- diff --git a/openpower/sv/executive_summary.mdwn b/openpower/sv/executive_summary.mdwn index 304f63a6c..657ad6a09 100644 --- a/openpower/sv/executive_summary.mdwn +++ b/openpower/sv/executive_summary.mdwn @@ -20,7 +20,7 @@ presents the programmer with explicit control over Vector length. ARM NEON, AVX-512 and ARM SVE2 are all Predicated SIMD ISAs and **do not provide Scalability to the Programmer** (SVE2 is **Silicon** Scalable, not **Programmer** Scalable: the distinction is profoundly -critical). +important). For Predicated SIMD, Programmers must emulate scaling through explicit predicate masking, which increases instruction count in hot-loops.