; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=aarch64 -mattr=+sve | FileCheck %s define <vscale x 2 x i64> @foo(<vscale x 2 x i64> %a) { ; CHECK-LABEL: foo: ; CHECK: // %bb.0: ; CHECK-NEXT: sub z0.d, z0.d, #2 // =0x2 ; CHECK-NEXT: ret %idx = shufflevector <vscale x 2 x i64> insertelement (<vscale x 2 x i64> undef, i64 1, i32 0), <vscale x 2 x i64> zeroinitializer, <vscale x 2 x i32> zeroinitializer %b = sub <vscale x 2 x i64> %a, %idx %c = sub <vscale x 2 x i64> %b, %idx ret <vscale x 2 x i64> %c }