xref: /llvm-project/polly/test/ScopInfo/multidim_3d_parametric_array_static_loop_bounds.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly '-passes=print<polly-function-scops>' -disable-output < %s 2>&1 | 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;
6;   for (long i = 0; i < 100; i++)
7;     for (long j = 0; j < 150; j++)
8;       for (long k = 0; k < 200; k++)
9;         A[i][j][k] = 1.0;
10; }
11
12; CHECK:      Assumed Context:
13; CHECK-NEXT: [m, o] -> {  : m >= 150 and o >= 200 }
14; CHECK:      Invalid Context:
15; CHECK-NEXT: [m, o] -> {  : false }
16;
17; CHECK:      p0: %m
18; CHECK-NEXT: p1: %o
19;
20; CHECK:      Statements {
21; CHECK-NEXT:     Stmt_for_k
22; CHECK-NEXT:         Domain :=
23; CHECK-NEXT:             [m, o] -> { Stmt_for_k[i0, i1, i2] : 0 <= i0 <= 99 and 0 <= i1 <= 149 and 0 <= i2 <= 199 };
24; CHECK-NEXT:         Schedule :=
25; CHECK-NEXT:             [m, o] -> { Stmt_for_k[i0, i1, i2] -> [i0, i1, i2] };
26; CHECK-NEXT:         MustWriteAccess :=    [Reduction Type: NONE] [Scalar: 0]
27; CHECK-NEXT:             [m, o] -> { Stmt_for_k[i0, i1, i2] -> MemRef_A[i0, i1, i2] };
28; CHECK-NEXT: }
29
30define void @foo(i64 %n, i64 %m, i64 %o, ptr %A) {
31entry:
32  br label %for.i
33
34for.i:
35  %i = phi i64 [ 0, %entry ], [ %i.inc, %for.i.inc ]
36  br label %for.j
37
38for.j:
39  %j = phi i64 [ 0, %for.i ], [ %j.inc, %for.j.inc ]
40  br label %for.k
41
42for.k:
43  %k = phi i64 [ 0, %for.j ], [ %k.inc, %for.k.inc ]
44  %subscript0 = mul i64 %i, %m
45  %subscript1 = add i64 %j, %subscript0
46  %subscript2 = mul i64 %subscript1, %o
47  %subscript = add i64 %subscript2, %k
48  %idx = getelementptr inbounds double, ptr %A, i64 %subscript
49  store double 1.0, ptr %idx
50  br label %for.k.inc
51
52for.k.inc:
53  %k.inc = add nsw i64 %k, 1
54  %k.exitcond = icmp eq i64 %k.inc, 200
55  br i1 %k.exitcond, label %for.j.inc, label %for.k
56
57for.j.inc:
58  %j.inc = add nsw i64 %j, 1
59  %j.exitcond = icmp eq i64 %j.inc, 150
60  br i1 %j.exitcond, label %for.i.inc, label %for.j
61
62for.i.inc:
63  %i.inc = add nsw i64 %i, 1
64  %i.exitcond = icmp eq i64 %i.inc, 100
65  br i1 %i.exitcond, label %end, label %for.i
66
67end:
68  ret void
69}
70