xref: /llvm-project/polly/test/ScopInfo/multi-scop.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly '-passes=print<polly-detect>,print<polly-function-scops>'  -disable-output < %s 2>&1 | FileCheck %s
2target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
3
4; This test case contains two scops.
5define void @test(i32 %l, ptr %a) {
6entry:
7  br label %entry.split
8
9entry.split:                                      ; preds = %entry
10  %shl = shl i32 %l, 2
11  br i1 false, label %for.body, label %for.end
12
13for.body:                                         ; preds = %for.body, %entry.split
14  %j.011 = phi i32 [ 0, %entry.split ], [ %add76, %for.body ]
15  %add76 = add nsw i32 %j.011, 2
16  br i1 false, label %for.body, label %for.end
17
18for.end:                                          ; preds = %for.body, %entry.split
19  br i1 undef, label %for.body81, label %for.end170
20
21for.body81:                                       ; preds = %for.body81, %for.end
22  %j.19 = phi i32 [ %shl, %for.end ], [ %add169, %for.body81 ]
23  %add13710 = or disjoint i32 %j.19, 1
24  %idxprom138 = sext i32 %add13710 to i64
25  %arrayidx139 = getelementptr inbounds double, ptr %a, i64 %idxprom138
26  store double undef, ptr %arrayidx139, align 8
27  %add169 = add nsw i32 %j.19, 2
28  br i1 false, label %for.body81, label %for.end170
29
30for.end170:                                       ; preds = %for.body81
31  ret void
32}
33
34; CHECK: Valid Region for Scop: entry.split => for.end
35; CHECK: Valid Region for Scop: for.body81 => for.end170
36
37