1; RUN: opt -S -basicaa -loop-vectorize < %s | FileCheck %s
2target datalayout = "E-m:e-i64:64-n32:64"
3target triple = "powerpc64-unknown-linux-gnu"
4
5; Function Attrs: nounwind
6define void @foo(double* noalias nocapture %a, double* noalias nocapture readonly %b) #0 {
7entry:
8  br label %for.body
9
10; CHECK-LABEL: @foo
11; CHECK: <2 x double>
12
13for.cond.cleanup:                                 ; preds = %for.body
14  ret void
15
16for.body:                                         ; preds = %for.body, %entry
17  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
18  %0 = shl nsw i64 %indvars.iv, 1
19  %odd.idx = add nsw i64 %0, 1
20
21  %arrayidx = getelementptr inbounds double, double* %b, i64 %0
22  %arrayidx.odd = getelementptr inbounds double, double* %b, i64 %odd.idx
23
24  %1 = load double, double* %arrayidx, align 8
25  %2 = load double, double* %arrayidx.odd, align 8
26
27  %add = fadd double %1, %2
28  %arrayidx2 = getelementptr inbounds double, double* %a, i64 %indvars.iv
29  store double %add, double* %arrayidx2, align 8
30  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
31  %exitcond = icmp eq i64 %indvars.iv.next, 1600
32  br i1 %exitcond, label %for.cond.cleanup, label %for.body
33}
34
35attributes #0 = { nounwind "target-cpu"="pwr8" }
36
37