22 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512f | FileCheck %s3 4define void @foo(<16 x float> %x) {5; CHECK-LABEL: foo:6; CHECK: # %bb.0:7; CHECK-NEXT: vaddps %xmm0, %xmm0, %xmm08; CHECK-NEXT: vshuff64x2 {{.*#+}} zmm0 = zmm0[0,1,0,1,0,1,0,1]9; CHECK-NEXT: vmovupd %zmm0, (%rax)10; CHECK-NEXT: vzeroupper11; CHECK-NEXT: retq12 %1 = fadd <16 x float> %x, %x13 %bc256 = bitcast <16 x float> %1 to <4 x i128>14 %2 = extractelement <4 x i128> %bc256, i32 015 %3 = bitcast i128 %2 to <4 x float>16 %4 = shufflevector <4 x float> %3, <4 x float> undef, <16 x i32> <i32 0, i32171, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3, i32 0,18i32 1, i32 2, i32 3>19 store <16 x float> %4, ptr undef, align 420 ret void21}22