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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mcpu=pwr8 -mtriple=powerpc64le-unknown-unknown \
3; RUN:   -verify-machineinstrs < %s | FileCheck %s
4define signext i32 @test(i32* noalias %PtrA, i32* noalias %PtrB, i32 signext %LenA, i32 signext %LenB) #0 {
5; CHECK-LABEL: test:
6; CHECK-NOT: mtctr
7; CHECK-NOT: bdnz
8; CHECK-NOT: bdz
9; CHECK:     blr
10entry:
11  br label %block2
12
13block2:                                           ; preds = %entry
14  br label %block3
15
16block3:                                           ; preds = %block8, %block2
17  %OuterInd.0 = phi i32 [ 0, %block2 ], [ %inc, %block8 ]
18  %InnerInd.0 = phi i32 [ 0, %block2 ], [ %inc1, %block8 ]
19  %inc = add nsw i32 %OuterInd.0, 1
20  br label %block4
21
22block4:                                           ; preds = %if.then4, %block3
23  %InnerInd.1 = phi i32 [ %InnerInd.0, %block3 ], [ %inc1, %if.then4 ]
24  %cmp = icmp sge i32 %inc, %LenA
25  br i1 %cmp, label %if.then, label %if.end
26
27if.then:                                          ; preds = %block4
28  %sub = sub nsw i32 %inc, 1
29  %idxprom = sext i32 %sub to i64
30  %arrayidx = getelementptr inbounds i32, i32* %PtrA, i64 %idxprom
31  %0 = load i32, i32* %arrayidx, align 4
32  ret i32 %0
33
34if.end:                                           ; preds = %block4
35  br label %block5
36
37block5:                                           ; preds = %if.end
38  %inc1 = add nsw i32 %InnerInd.1, 1
39  %idxprom2 = sext i32 %InnerInd.1 to i64
40  %arrayidx3 = getelementptr inbounds i32, i32* %PtrB, i64 %idxprom2
41  %1 = load i32, i32* %arrayidx3, align 4
42  %tobool = icmp ne i32 %1, 0
43  br i1 %tobool, label %if.then4, label %if.end9
44
45if.then4:                                         ; preds = %block5
46  %idxprom5 = sext i32 %inc to i64
47  %arrayidx6 = getelementptr inbounds i32, i32* %PtrA, i64 %idxprom5
48  %2 = load i32, i32* %arrayidx6, align 4
49  %idxprom7 = sext i32 %inc1 to i64
50  %arrayidx8 = getelementptr inbounds i32, i32* %PtrB, i64 %idxprom7
51  store i32 %2, i32* %arrayidx8, align 4
52  br label %block4
53
54if.end9:                                          ; preds = %block5
55  br label %block6
56
57block6:                                           ; preds = %if.end9
58  %idxprom10 = sext i32 %inc to i64
59  %arrayidx11 = getelementptr inbounds i32, i32* %PtrA, i64 %idxprom10
60  %3 = load i32, i32* %arrayidx11, align 4
61  %inc12 = add nsw i32 %3, 1
62  store i32 %inc12, i32* %arrayidx11, align 4
63  br label %block8
64
65block8:                                           ; preds = %block6
66  br label %block3
67}
68