1; RUN: llc < %s -march=arm64 -aarch64-neon-syntax=apple | FileCheck %s 2 3; LowerCONCAT_VECTORS() was reversing the order of two parts. 4; rdar://11558157 5; rdar://11559553 6define <16 x i8> @test(<16 x i8> %q0, <16 x i8> %q1, i8* nocapture %dest) nounwind { 7entry: 8; CHECK-LABEL: test: 9; CHECK: ins.d v0[1], v1[0] 10 %0 = bitcast <16 x i8> %q0 to <2 x i64> 11 %shuffle.i = shufflevector <2 x i64> %0, <2 x i64> undef, <1 x i32> zeroinitializer 12 %1 = bitcast <16 x i8> %q1 to <2 x i64> 13 %shuffle.i4 = shufflevector <2 x i64> %1, <2 x i64> undef, <1 x i32> zeroinitializer 14 %shuffle.i3 = shufflevector <1 x i64> %shuffle.i, <1 x i64> %shuffle.i4, <2 x i32> <i32 0, i32 1> 15 %2 = bitcast <2 x i64> %shuffle.i3 to <16 x i8> 16 ret <16 x i8> %2 17} 18