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1; RUN: opt %loadPolly -polly-scops -analyze \
2; RUN: -polly-invariant-load-hoisting=true < %s | FileCheck %s
3
4;   subroutine init_array(ni, nj, pi, pj, a)
5;   implicit none
6;
7;   double precision, dimension(nj, ni) :: a
8;   integer*8 :: ni, nj
9;   integer*8 :: pi, pj
10;   integer*8 :: i, j
11;
12;   do i = 1, ni
13;     do j = 1, nj
14;       a(j, i) = i + j
15;     end do
16;   end do
17;   end subroutine
18;
19;  Verify we correctly delinearize accesses
20
21; CHECK: MustWriteAccess :=  [Reduction Type: NONE] [Scalar: 0]
22; CHECK:   [tmp9, tmp14] -> { Stmt_bb17[i0, i1] -> MemRef_arg4[i0, i1] };
23
24target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
25
26define void @ham(i64* noalias %arg, i64* noalias %arg1, i64* noalias %arg2, i64* noalias %arg3, [0 x double]* noalias %arg4) unnamed_addr {
27bb:
28  br label %bb5
29
30bb5:                                              ; preds = %bb
31  %tmp = load i64, i64* %arg1, align 8
32  %tmp6 = icmp slt i64 %tmp, 0
33  %tmp7 = select i1 %tmp6, i64 0, i64 %tmp
34  %tmp8 = xor i64 %tmp7, -1
35  %tmp9 = load i64, i64* %arg, align 8
36  %tmp10 = icmp sgt i64 %tmp9, 0
37  br i1 %tmp10, label %bb11, label %bb32
38
39bb11:                                             ; preds = %bb5
40  br label %bb12
41
42bb12:                                             ; preds = %bb28, %bb11
43  %tmp13 = phi i64 [ %tmp30, %bb28 ], [ 1, %bb11 ]
44  %tmp14 = load i64, i64* %arg1, align 8
45  %tmp15 = icmp sgt i64 %tmp14, 0
46  br i1 %tmp15, label %bb16, label %bb28
47
48bb16:                                             ; preds = %bb12
49  br label %bb17
50
51bb17:                                             ; preds = %bb17, %bb16
52  %tmp18 = phi i64 [ %tmp26, %bb17 ], [ 1, %bb16 ]
53  %tmp19 = mul i64 %tmp13, %tmp7
54  %tmp20 = add i64 %tmp19, %tmp8
55  %tmp21 = add i64 %tmp20, %tmp18
56  %tmp22 = add i64 %tmp18, %tmp13
57  %tmp23 = sitofp i64 %tmp22 to double
58  %tmp24 = getelementptr [0 x double], [0 x double]* %arg4, i64 0, i64 %tmp21
59  store double %tmp23, double* %tmp24, align 8
60  %tmp25 = icmp eq i64 %tmp18, %tmp14
61  %tmp26 = add i64 %tmp18, 1
62  br i1 %tmp25, label %bb27, label %bb17
63
64bb27:                                             ; preds = %bb17
65  br label %bb28
66
67bb28:                                             ; preds = %bb27, %bb12
68  %tmp29 = icmp eq i64 %tmp13, %tmp9
69  %tmp30 = add i64 %tmp13, 1
70  br i1 %tmp29, label %bb31, label %bb12
71
72bb31:                                             ; preds = %bb28
73  br label %bb32
74
75bb32:                                             ; preds = %bb31, %bb5
76  ret void
77}
78