xref: /llvm-project/polly/test/CodeGen/MemAccess/simple_analyze.ll (revision 42cd38c01e5b76357e77b8c0f4f32d77a97d153f)
1;RUN: opt %loadPolly -polly-print-import-jscop -polly-import-jscop-postfix=transformed -disable-output < %s | FileCheck %s
2target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32"
3
4@A = common global [100 x i32] zeroinitializer, align 4
5@B = common global [100 x i32] zeroinitializer, align 4
6
7define i32 @simple() nounwind {
8entry:
9  br label %for.cond
10
11for.cond:                                         ; preds = %for.inc, %entry
12  %0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
13  %arrayidx = getelementptr [100 x i32], ptr @A, i32 0, i32 %0
14  %exitcond1 = icmp ne i32 %0, 12
15  br i1 %exitcond1, label %for.body, label %for.end
16
17for.body:                                         ; preds = %for.cond
18  store i32 %0, ptr %arrayidx
19  br label %for.inc
20
21for.inc:                                          ; preds = %for.body
22  %inc = add nsw i32 %0, 1
23  br label %for.cond
24
25for.end:                                          ; preds = %for.cond
26  fence seq_cst
27  br label %for.cond4
28
29for.cond4:                                        ; preds = %for.inc11, %for.end
30  %1 = phi i32 [ 0, %for.end ], [ %inc13, %for.inc11 ]
31  %arrayidx10 = getelementptr [100 x i32], ptr @B, i32 0, i32 %1
32  %exitcond = icmp ne i32 %1, 12
33  br i1 %exitcond, label %for.body7, label %for.end14
34
35for.body7:                                        ; preds = %for.cond4
36  store i32 %1, ptr %arrayidx10
37  br label %for.inc11
38
39for.inc11:                                        ; preds = %for.body7
40  %inc13 = add nsw i32 %1, 1
41  br label %for.cond4
42
43for.end14:                                        ; preds = %for.cond4
44  ret i32 0
45}
46; CHECK-DAG: New access function '{ Stmt_for_body7[i0] -> MemRef_B[0] }' detected in JSCOP file
47; CHECK-DAG: New access function '{ Stmt_for_body[i0] -> MemRef_A[0] }' detected in JSCOP file
48