From 7d8a27b572823ca8e9f8833a87dc56063a3e04cd Mon Sep 17 00:00:00 2001 From: lkcl Date: Wed, 30 Dec 2020 15:47:54 +0000 Subject: [PATCH] --- openpower/sv/svp64.mdwn | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/openpower/sv/svp64.mdwn b/openpower/sv/svp64.mdwn index 44375c3a9..409966721 100644 --- a/openpower/sv/svp64.mdwn +++ b/openpower/sv/svp64.mdwn @@ -167,6 +167,11 @@ The following fields are common to all Remapped Encodings: Bits 9 to 18 are further decoded depending on RM category for the instruction. +* MODE changes the behaviour of the SV operation (result saturation, mapreduce) +* SUBVL groups elements together into vec2, vec3, vec4 for use in 3D and Audio/Video DSP work +* ELWIDTH overrides the instruction's operand width +* MASK and MASK_KIND provide predication (two types of sources: scalar INT and Vector CR). + # Mode Mode is an augmentation of SV behaviour. Some of these alterations are element-based (saturation), others involve post-analysis (predicate result) and others are Vector-based (mapreduce, fail-on-first). -- 2.30.2