xref: /llvm-project/polly/test/IstAstInfo/alias_simple_3.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline= -disable-output < %s | FileCheck %s --check-prefix=NOAA
2; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline=basic-aa -disable-output < %s | FileCheck %s --check-prefix=BASI
3; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline=tbaa -disable-output < %s | FileCheck %s --check-prefix=TBAA
4; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline=scev-aa -disable-output < %s | FileCheck %s --check-prefix=SCEV
5; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline=globals-aa -disable-output < %s | FileCheck %s --check-prefix=GLOB
6;
7;    int A[1024];
8;    float B[1024];
9;
10;    void jd(int N) {
11;      for (int i = 0; i < N; i++)
12;        A[i] = B[i];
13;    }
14;
15; NOAA: if (1 && 0 == N <= 0 && (&MemRef_B[N] <= &MemRef_A[0] || &MemRef_A[N] <= &MemRef_B[0]))
16; BASI: if (1 && 0 == N <= 0)
17; TBAA: if (1 && 0 == N <= 0)
18; SCEV: if (1 && 0 == N <= 0 && (&MemRef_B[N] <= &MemRef_A[0] || &MemRef_A[N] <= &MemRef_B[0]))
19; GLOB: if (1 && 0 == N <= 0 && (&MemRef_B[N] <= &MemRef_A[0] || &MemRef_A[N] <= &MemRef_B[0]))
20;
21target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
22
23@A = common global [1024 x i32] zeroinitializer, align 16
24@B = common global [1024 x float] zeroinitializer, align 16
25
26define void @jd(i32 %N) {
27entry:
28  %cmp6 = icmp sgt i32 %N, 0
29  br i1 %cmp6, label %for.body.preheader, label %for.end
30
31for.body.preheader:                               ; preds = %entry
32  br label %for.body
33
34for.body:                                         ; preds = %for.body.preheader, %for.body
35  %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %for.body.preheader ]
36  %arrayidx = getelementptr inbounds  [1024 x float],  ptr @B, i64 0, i64 %indvars.iv
37  %tmp = load float, ptr %arrayidx, align 4, !tbaa !1
38  %conv = fptosi float %tmp to i32
39  %arrayidx2 = getelementptr inbounds [1024 x i32], ptr @A, i64 0, i64 %indvars.iv
40  store i32 %conv, ptr %arrayidx2, align 4, !tbaa !5
41  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
42  %lftr.wideiv1 = trunc i64 %indvars.iv.next to i32
43  %exitcond2 = icmp eq i32 %lftr.wideiv1, %N
44  br i1 %exitcond2, label %for.end.loopexit, label %for.body
45
46for.end.loopexit:                                 ; preds = %for.body
47  br label %for.end
48
49for.end:                                          ; preds = %for.end.loopexit, %entry
50  ret void
51}
52
53!0 = !{!""}
54!1 = !{!2, !2, i64 0}
55!2 = !{!"float", !3, i64 0}
56!3 = !{!"omnipotent char", !4, i64 0}
57!4 = !{!"Simple C/C++ TBAA"}
58!5 = !{!6, !6, i64 0}
59!6 = !{!"int", !3, i64 0}
60