| ; RUN: opt -S < %s -loop-vectorize -force-vector-width=4 | FileCheck %s |
| |
| declare void @llvm.sideeffect() |
| |
| ; Vectorization across a @llvm.sideeffect. |
| |
| ; CHECK-LABEL: store_ones |
| ; CHECK: store <4 x float> |
| define void @store_ones(float* %p, i64 %n) nounwind { |
| bb7.lr.ph: |
| br label %bb7 |
| |
| bb7: |
| %i.02 = phi i64 [ 0, %bb7.lr.ph ], [ %tmp13, %bb7 ] |
| call void @llvm.sideeffect() |
| %tmp10 = getelementptr inbounds float, float* %p, i64 %i.02 |
| store float 1.0, float* %tmp10, align 4 |
| %tmp13 = add i64 %i.02, 1 |
| %tmp6 = icmp ult i64 %tmp13, %n |
| br i1 %tmp6, label %bb7, label %bb14 |
| |
| bb14: |
| ret void |
| } |
