1 ; RUN: llc < %s -march=x86 -mcpu=corei7 -mattr=+avx2 | FileCheck %s 2 3 declare x86_fastcallcc i64 @barrier() 4 5 ;CHECK-LABEL: bcast_fold: 6 ;CHECK: vmov{{[au]}}ps %xmm{{[0-9]+}}, [[SPILLED:[^\)]+\)]] 7 ;CHECK: barrier 8 ;CHECK: vbroadcastss [[SPILLED]], %ymm0 9 ;CHECK: ret 10 define <8 x float> @bcast_fold( float* %A) { 11 BB: 12 %A0 = load float, float* %A 13 %tt3 = call x86_fastcallcc i64 @barrier() 14 br i1 undef, label %work, label %exit 15 16 work: 17 %A1 = insertelement <8 x float> undef, float %A0, i32 0 18 %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> 19 ret <8 x float> %A2 20 21 exit: 22 ret <8 x float> undef 23 } 24
