1; RUN: opt -mcpu=a2 -loop-data-prefetch -S < %s | FileCheck %s
2; RUN: opt -mcpu=a2 -passes=loop-data-prefetch -S < %s | FileCheck %s
3target datalayout = "E-m:e-i64:64-n32:64"
4target triple = "powerpc64-bgq-linux"
5
6define void @foo(double* nocapture %a, double* nocapture readonly %b) {
7entry:
8  br label %for.body
9
10; CHECK: for.body:
11for.body:                                         ; preds = %for.body, %entry
12  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
13  %arrayidx = getelementptr inbounds double, double* %b, i64 %indvars.iv
14; CHECK: call void @llvm.prefetch
15  %0 = load double, double* %arrayidx, align 8
16  %add = fadd double %0, 1.000000e+00
17  %arrayidx2 = getelementptr inbounds double, double* %a, i64 %indvars.iv
18  store double %add, double* %arrayidx2, align 8
19  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
20  %exitcond = icmp eq i64 %indvars.iv.next, 1600
21  br i1 %exitcond, label %for.end, label %for.body
22
23; CHECK: for.end:
24for.end:                                          ; preds = %for.body
25  ret void
26}
27