From 2f0d8cf10e509b7c9801b9a7e3cc6d6eaa5ec8d1 Mon Sep 17 00:00:00 2001 From: Luke Kenneth Casson Leighton Date: Tue, 24 Apr 2018 11:56:41 +0100 Subject: [PATCH] clarify --- simple_v_extension.mdwn | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/simple_v_extension.mdwn b/simple_v_extension.mdwn index 2f2402c88..9aef46992 100644 --- a/simple_v_extension.mdwn +++ b/simple_v_extension.mdwn @@ -606,6 +606,10 @@ reserved | src2 | src1 | 110 | predicate rs3 || BLTU | reserved | src2 | src1 | 111 | predicate rs3 || BGEU | """]] +Note that just as with the standard (scalar, non-predicated) branch +operations, BLT, BGT, BLEU and BTGU may be synthesised by inverting +src1 and src2. + Below is the overloaded table for Floating-point Predication operations. Interestingly no change is needed to the instruction format because FP Compare already stores a 1 or a zero in its "rd" integer register -- 2.30.2