1; RUN: llc -march=hexagon < %s | FileCheck %s 2; CHECK: vsubub 3 4define <4 x i8> @t_i4x8(<4 x i8> %a, <4 x i8> %b) nounwind { 5entry: 6 %0 = sub <4 x i8> %a, %b 7 ret <4 x i8> %0 8} 9