1; RUN: opt < %s -S -mtriple=powerpc64-unknown-linux-gnu -mcpu=a2 -loop-unroll | FileCheck %s -check-prefix=EPILOG
2; RUN: opt < %s -S -mtriple=powerpc64-unknown-linux-gnu -mcpu=a2 -loop-unroll -unroll-runtime-epilog=false | FileCheck %s -check-prefix=PROLOG
3
4define i32 @test(i32* nocapture %a, i32 %n) nounwind uwtable readonly {
5entry:
6  %cmp1 = icmp eq i32 %n, 0
7  br i1 %cmp1, label %for.end, label %for.body
8
9for.body:                                         ; preds = %for.body, %entry
10  %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ]
11  %sum.02 = phi i32 [ %add, %for.body ], [ 0, %entry ]
12  %arrayidx = getelementptr inbounds i32, i32* %a, i64 %indvars.iv
13  %0 = load i32, i32* %arrayidx, align 4
14  %add = add nsw i32 %0, %sum.02
15  %indvars.iv.next = add i64 %indvars.iv, 1
16  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
17  %exitcond = icmp eq i32 %lftr.wideiv, %n
18  br i1 %exitcond, label %for.end, label %for.body
19
20for.end:                                          ; preds = %for.body, %entry
21  %sum.0.lcssa = phi i32 [ 0, %entry ], [ %add, %for.body ]
22  ret i32 %sum.0.lcssa
23}
24
25; EPILOG-LABEL: @test
26; EPILOG: for.body:
27; EPILOG: br i1 %niter.ncmp.7, label %for.end.loopexit{{.*}}, label %for.body
28; EPILOG: for.body.epil{{.*}}:
29
30; PROLOG-LABEL: @test
31; PROLOG: for.body.prol{{.*}}:
32; PROLOG: for.body:
33; PROLOG: br i1 %exitcond.7, label %for.end.loopexit{{.*}}, label %for.body
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