1; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
2target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
3
4; void foo(long n, long m, long o, double A[n][m][o]) {
5;   for (long i = 0; i < n - 3; i++)
6;     for (long j = 4; j < m; j++)
7;       for (long k = 0; k < o - 7; k++)
8;         A[i+3][j-4][k+7] = 1.0;
9; }
10;
11; CHECK:      Assumed Context:
12; CHECK-NEXT: [o, m, n] -> {  :  }
13;
14; CHECK:      p0: %o
15; CHECK-NEXT: p1: %m
16; CHECK-NEXT: p2: %n
17; CHECK-NOT:  p3
18;
19; CHECK:      Statements {
20; CHECK-NEXT:     Stmt_for_k
21; CHECK-NEXT:         Domain :=
22; CHECK-NEXT:             [o, m, n] -> { Stmt_for_k[i0, i1, i2] : 0 <= i0 <= -4 + n and 0 <= i1 <= -5 + m and 0 <= i2 <= -8 + o };
23; CHECK-NEXT:         Schedule :=
24; CHECK-NEXT:             [o, m, n] -> { Stmt_for_k[i0, i1, i2] -> [i0, i1, i2] };
25; CHECK-NEXT:         MustWriteAccess :=    [Reduction Type: NONE] [Scalar: 0]
26; CHECK-NEXT:             [o, m, n] -> { Stmt_for_k[i0, i1, i2] -> MemRef_A[3 + i0, i1, 7 + i2] };
27; CHECK-NEXT: }
28
29define void @foo(i64 %n, i64 %m, i64 %o, double* %A) {
30entry:
31  br label %for.i
32
33for.i:
34  %i = phi i64 [ 0, %entry ], [ %i.inc, %for.i.inc ]
35  br label %for.j
36
37for.j:
38  %j = phi i64 [ 4, %for.i ], [ %j.inc, %for.j.inc ]
39  br label %for.k
40
41for.k:
42  %k = phi i64 [ 0, %for.j ], [ %k.inc, %for.k.inc ]
43  %offset0 = add nsw i64 %i, 3
44  %subscript0 = mul i64 %offset0, %m
45  %offset1 = add nsw i64 %j, -4
46  %subscript1 = add i64 %offset1, %subscript0
47  %subscript2 = mul i64 %subscript1, %o
48  %offset2 = add nsw i64 %k, 7
49  %subscript = add i64 %subscript2, %offset2
50  %idx = getelementptr inbounds double, double* %A, i64 %subscript
51  store double 1.0, double* %idx
52  br label %for.k.inc
53
54for.k.inc:
55  %k.inc = add nsw i64 %k, 1
56  %osub = sub nsw i64 %o, 7
57  %k.exitcond = icmp eq i64 %k.inc, %osub
58  br i1 %k.exitcond, label %for.j.inc, label %for.k
59
60for.j.inc:
61  %j.inc = add nsw i64 %j, 1
62  %j.exitcond = icmp eq i64 %j.inc, %m
63  br i1 %j.exitcond, label %for.i.inc, label %for.j
64
65for.i.inc:
66  %i.inc = add nsw i64 %i, 1
67  %nsub = sub nsw i64 %n, 3
68  %i.exitcond = icmp eq i64 %i.inc, %nsub
69  br i1 %i.exitcond, label %end, label %for.i
70
71end:
72  ret void
73}
74