| ; RUN: llc < %s -march=x86 -mcpu=corei7 -mattr=+avx2 | FileCheck %s |
| |
| declare x86_fastcallcc i64 @barrier() |
| |
| ;CHECK-LABEL: bcast_fold: |
| ;CHECK: vmov{{[au]}}ps %xmm{{[0-9]+}}, [[SPILLED:[^\)]+\)]] |
| ;CHECK: barrier |
| ;CHECK: vbroadcastss [[SPILLED]], %ymm0 |
| ;CHECK: ret |
| define <8 x float> @bcast_fold( float* %A) { |
| BB: |
| %A0 = load float, float* %A |
| %tt3 = call x86_fastcallcc i64 @barrier() |
| br i1 undef, label %work, label %exit |
| |
| work: |
| %A1 = insertelement <8 x float> undef, float %A0, i32 0 |
| %A2 = shufflevector <8 x float> %A1, <8 x float> undef, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0> |
| ret <8 x float> %A2 |
| |
| exit: |
| ret <8 x float> undef |
| } |
