1; RUN: opt -S %loadPolly -basic-aa -polly-dce -polly-print-ast -disable-output < %s | FileCheck %s
2; RUN: opt -S %loadNPMPolly "-passes=scop(polly-dce,print<polly-ast>)" < %s | FileCheck %s
3; RUN: opt -S %loadPolly -basic-aa -polly-dce -polly-print-ast -polly-dependences-computeout=1 -disable-output < %s | FileCheck %s -check-prefix=TIMEOUT
4target 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"
5
6;     for(i = 0; i < 100; i++ )
7; S1:   A[i] = 2;
8;
9;     for (i = 0; i < 10; i++ )
10; S2:   A[i]  = 5;
11;
12;     for (i = 0; i < 200; i++ )
13; S3:   A[i] = 5;
14
15define void @sequential_writes() {
16entry:
17  %A = alloca [200 x i32]
18  br label %S1
19
20S1:
21  %indvar.1 = phi i64 [ 0, %entry ], [ %indvar.next.1, %S1 ]
22  %arrayidx.1 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.1
23  store i32 2, i32* %arrayidx.1
24  %indvar.next.1 = add i64 %indvar.1, 1
25  %exitcond.1 = icmp ne i64 %indvar.next.1, 100
26  br i1 %exitcond.1, label %S1, label %exit.1
27
28exit.1:
29  br label %S2
30
31S2:
32  %indvar.2 = phi i64 [ 0, %exit.1 ], [ %indvar.next.2, %S2 ]
33  %arrayidx.2 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.2
34  store i32 5, i32* %arrayidx.2
35  %indvar.next.2 = add i64 %indvar.2, 1
36  %exitcond.2 = icmp ne i64 %indvar.next.2, 10
37  br i1 %exitcond.2, label %S2, label %exit.2
38
39exit.2:
40  br label %S3
41
42S3:
43  %indvar.3 = phi i64 [ 0, %exit.2 ], [ %indvar.next.3, %S3 ]
44  %arrayidx.3 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.3
45  store i32 7, i32* %arrayidx.3
46  %indvar.next.3 = add i64 %indvar.3, 1
47  %exitcond.3 = icmp ne i64 %indvar.next.3, 200
48  br i1 %exitcond.3, label %S3 , label %exit.3
49
50exit.3:
51  ret void
52}
53
54; CHECK-NOT: Stmt_S
55; CHECK: for (int c0 = 0; c0 <= 199; c0 += 1)
56; CHECK: Stmt_S3(c0);
57
58; TIMEOUT: for (int c0 = 0; c0 <= 99; c0 += 1)
59; TIMEOUT: Stmt_S1(c0);
60; TIMEOUT: for (int c0 = 0; c0 <= 9; c0 += 1)
61; TIMEOUT: Stmt_S2(c0);
62; TIMEOUT: for (int c0 = 0; c0 <= 199; c0 += 1)
63; TIMEOUT: Stmt_S3(c0);
64
65