1; RUN: opt %loadPolly  -polly-codegen -polly-invariant-load-hoisting=true -polly-ignore-aliasing -polly-process-unprofitable -S < %s | FileCheck %s
2;
3; CHECK-LABEL: polly.preload.begin:
4; CHECK-NEXT:    %0 = sext i32 %N to i64
5; CHECK-NEXT:    %1 = icmp sge i64 %0, 514
6; CHECK-NEXT:    br label %polly.preload.cond
7;
8; CHECK-LABEL: polly.preload.cond:
9; CHECK-NEXT:    br i1 %1, label %polly.preload.exec, label %polly.preload.merge
10;
11; CHECK-LABEL: polly.preload.merge:
12; CHECK-NEXT:    %polly.preload.tmp6.merge = phi i32* [ %polly.access.BPLoc.load, %polly.preload.exec ], [ null, %polly.preload.cond ]
13;
14; CHECK-LABEL: polly.stmt.bb5:
15; CHECK-NEXT:    %scevgep9 = getelementptr i32, i32* %polly.preload.tmp6.merge, i64 %polly.indvar6
16;
17;    void f(int **BPLoc, int *A, int N) {
18;      for (int i = 0; i < N; i++)
19;        if (i > 512)
20;          (*BPLoc)[i] = 0;
21;        else
22;          A[i] = 0;
23;    }
24;
25target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
26
27define void @f(i32** %BPLoc, i32* %A, i32 %N) {
28bb:
29  %tmp = sext i32 %N to i64
30  br label %bb1
31
32bb1:                                              ; preds = %bb11, %bb
33  %indvars.iv = phi i64 [ %indvars.iv.next, %bb11 ], [ 0, %bb ]
34  %tmp2 = icmp slt i64 %indvars.iv, %tmp
35  br i1 %tmp2, label %bb3, label %bb12
36
37bb3:                                              ; preds = %bb1
38  %tmp4 = icmp sgt i64 %indvars.iv, 512
39  br i1 %tmp4, label %bb5, label %bb8
40
41bb5:                                              ; preds = %bb3
42  %tmp6 = load i32*, i32** %BPLoc, align 8
43  %tmp7 = getelementptr inbounds i32, i32* %tmp6, i64 %indvars.iv
44  store i32 0, i32* %tmp7, align 4
45  br label %bb10
46
47bb8:                                              ; preds = %bb3
48  %tmp9 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
49  store i32 0, i32* %tmp9, align 4
50  br label %bb10
51
52bb10:                                             ; preds = %bb8, %bb5
53  br label %bb11
54
55bb11:                                             ; preds = %bb10
56  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
57  br label %bb1
58
59bb12:                                             ; preds = %bb1
60  ret void
61}
62