| Gil Rapaport | 638d453 | 2017-03-23 20:02:23 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -loop-vectorize -force-vector-interleave=2 -force-vector-width=1 -S | FileCheck --enable-var-scope %s |
| 2 | |
| 3 | ; Make sure we attach memcheck metadata to scalarized memory operations even if |
| 4 | ; we're only unrolling. |
| 5 | |
| 6 | target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| 7 | |
| 8 | ; CHECK-LABEL: vector.memcheck: |
| 9 | ; CHECK-LABEL: vector.body: |
| 10 | ; CHECK: load i32, {{.*}} !alias.scope ![[$MD1:[0-9]+]] |
| 11 | ; CHECK-LABEL: middle.block: |
| 12 | ; CHECK-DAG: ![[$MD1]] = !{![[MD2:[0-9]+]]} |
| 13 | ; CHECK-DAG: ![[MD2]] = distinct !{![[MD2]], ![[MD3:[0-9]+]]} |
| 14 | ; CHECK-DAG: ![[MD3]] = distinct !{![[MD3]], !"LVerDomain"} |
| 15 | |
| 16 | ; Function Attrs: norecurse nounwind uwtable |
| 17 | define void @test(i32* nocapture readonly %a, i32* nocapture %b) local_unnamed_addr #0 { |
| 18 | entry: |
| 19 | br label %for.body |
| 20 | |
| 21 | for.body: ; preds = %for.body, %entry |
| 22 | %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] |
| 23 | %arrayidx = getelementptr inbounds i32, i32* %a, i64 %indvars.iv |
| 24 | %0 = load i32, i32* %arrayidx, align 4 |
| 25 | %add = add nsw i32 %0, 77 |
| 26 | %arrayidx2 = getelementptr inbounds i32, i32* %b, i64 %indvars.iv |
| 27 | store i32 %add, i32* %arrayidx2, align 4 |
| 28 | %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| 29 | %exitcond = icmp eq i64 %indvars.iv.next, 10000 |
| 30 | br i1 %exitcond, label %for.end, label %for.body |
| 31 | |
| 32 | for.end: ; preds = %for.body |
| 33 | ret void |
| 34 | } |
| 35 | |
| 36 | attributes #0 = { norecurse nounwind uwtable } |