1; RUN: opt < %s -analyze -delinearize | FileCheck %s
2
3; void foo(long n, long m, long o, long p, double A[n][m][o+p]) {
4;
5;   for (long i = 0; i < n; i++)
6;     for (long j = 0; j < m; j++)
7;       for (long k = 0; k < o; k++)
8;         A[i+3][j-4][k+7] = 1.0;
9; }
10
11; AddRec: {{{(56 + (8 * (-4 + (3 * %m)) * (%o + %p)) + %A),+,(8 * (%o + %p) * %m)}<%for.cond4.preheader.lr.ph.us>,+,(8 * (%o + %p))}<%for.body6.lr.ph.us.us>,+,8}<%for.body6.us.us>
12; CHECK: Base offset: %A
13; CHECK: ArrayDecl[UnknownSize][%m][(%o + %p)] with elements of sizeof(double) bytes.
14; CHECK: ArrayRef[{3,+,1}<nw><%for.cond4.preheader.lr.ph.us>][{-4,+,1}<nw><%for.body6.lr.ph.us.us>][{7,+,1}<nw><%for.body6.us.us>]
15
16; AddRec: {{(48 + (8 * %o) + (8 * (-4 + (3 * %m)) * (%o + %p)) + %A),+,(8 * (%o + %p) * %m)}<%for.cond4.preheader.lr.ph.us>,+,(8 * (%o + %p))}<%for.body6.lr.ph.us.us>
17; CHECK: Base offset: %A
18; CHECK: ArrayDecl[UnknownSize][(%o + %p)] with elements of sizeof(double) bytes.
19; CHECK: ArrayRef[{(-4 + (3 * %m)),+,%m}<%for.cond4.preheader.lr.ph.us>][{(6 + %o),+,(%o + %p)}<%for.body6.lr.ph.us.us>]
20
21; AddRec: {(48 + (8 * %o) + ((-40 + (32 * %m)) * (%o + %p)) + %A),+,(8 * (%o + %p) * %m)}<%for.cond4.preheader.lr.ph.us>
22; CHECK: Base offset: %A
23; CHECK: ArrayDecl[UnknownSize] with elements of sizeof(double) bytes.
24; CHECK: ArrayRef[{(6 + ((-5 + (4 * %m)) * (%o + %p)) + %o),+,((%o + %p) * %m)}<%for.cond4.preheader.lr.ph.us>]
25
26define void @foo(i64 %n, i64 %m, i64 %o, i64 %p, double* nocapture %A) nounwind uwtable {
27entry:
28  %add = add nsw i64 %p, %o
29  %cmp22 = icmp sgt i64 %n, 0
30  br i1 %cmp22, label %for.cond1.preheader.lr.ph, label %for.end16
31
32for.cond1.preheader.lr.ph:                        ; preds = %entry
33  %cmp220 = icmp sgt i64 %m, 0
34  %cmp518 = icmp sgt i64 %o, 0
35  br i1 %cmp220, label %for.cond4.preheader.lr.ph.us, label %for.end16
36
37for.inc14.us:                                     ; preds = %for.cond4.preheader.lr.ph.us, %for.inc11.us.us
38  %inc15.us = add nsw i64 %i.023.us, 1
39  %exitcond43 = icmp eq i64 %inc15.us, %n
40  br i1 %exitcond43, label %for.end16, label %for.cond4.preheader.lr.ph.us
41
42for.cond4.preheader.lr.ph.us:                     ; preds = %for.inc14.us, %for.cond1.preheader.lr.ph
43  %i.023.us = phi i64 [ %inc15.us, %for.inc14.us ], [ 0, %for.cond1.preheader.lr.ph ]
44  %add8.us = add nsw i64 %i.023.us, 3
45  %0 = mul i64 %add8.us, %m
46  %sub.us = add i64 %0, -4
47  br i1 %cmp518, label %for.body6.lr.ph.us.us, label %for.inc14.us
48
49for.inc11.us.us:                                  ; preds = %for.body6.us.us
50  %inc12.us.us = add nsw i64 %j.021.us.us, 1
51  %exitcond42 = icmp eq i64 %inc12.us.us, %m
52  br i1 %exitcond42, label %for.inc14.us, label %for.body6.lr.ph.us.us
53
54for.body6.lr.ph.us.us:                            ; preds = %for.cond4.preheader.lr.ph.us, %for.inc11.us.us
55  %j.021.us.us = phi i64 [ %inc12.us.us, %for.inc11.us.us ], [ 0, %for.cond4.preheader.lr.ph.us ]
56  %tmp.us.us = add i64 %sub.us, %j.021.us.us
57  %tmp17.us.us = mul i64 %tmp.us.us, %add
58  br label %for.body6.us.us
59
60for.body6.us.us:                                  ; preds = %for.body6.us.us, %for.body6.lr.ph.us.us
61  %k.019.us.us = phi i64 [ 0, %for.body6.lr.ph.us.us ], [ %inc.us.us, %for.body6.us.us ]
62  %arrayidx.sum.us.us = add i64 %k.019.us.us, 7
63  %arrayidx9.sum.us.us = add i64 %arrayidx.sum.us.us, %tmp17.us.us
64  %arrayidx10.us.us = getelementptr inbounds double* %A, i64 %arrayidx9.sum.us.us
65  store double 1.000000e+00, double* %arrayidx10.us.us, align 8
66  %inc.us.us = add nsw i64 %k.019.us.us, 1
67  %exitcond = icmp eq i64 %inc.us.us, %o
68  br i1 %exitcond, label %for.inc11.us.us, label %for.body6.us.us
69
70for.end16:                                        ; preds = %for.cond1.preheader.lr.ph, %for.inc14.us, %entry
71  ret void
72}
73