llvm-project

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; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline= -disable-output < %s | FileCheck %s --check-prefix=NOAA
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; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline=basic-aa -disable-output < %s | FileCheck %s --check-prefix=BASI
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; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline=tbaa -disable-output < %s | FileCheck %s --check-prefix=TBAA
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; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline=scev-aa -disable-output < %s | FileCheck %s --check-prefix=SCEV
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; RUN: opt %loadNPMPolly '-passes=print<polly-ast>'  -aa-pipeline=globals-aa -disable-output < %s | FileCheck %s --check-prefix=GLOB
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;
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;    int A[1024];
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;
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;
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;    void jd(float *B, int N) {
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;      for (int i = 0; i < N; i++)
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;        A[i] = B[i];
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;    }
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;
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; NOAA: if (1 && 0 == N <= 0 && (&MemRef_B[N] <= &MemRef_A[0] || &MemRef_A[N] <= &MemRef_B[0]))
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; BASI: if (1 && 0 == N <= 0 && (&MemRef_B[N] <= &MemRef_A[0] || &MemRef_A[N] <= &MemRef_B[0]))
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; TBAA: if (1 && 0 == N <= 0)
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; SCEV: if (1 && 0 == N <= 0 && (&MemRef_B[N] <= &MemRef_A[0] || &MemRef_A[N] <= &MemRef_B[0]))
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; GLOB: if (1 && 0 == N <= 0 && (&MemRef_B[N] <= &MemRef_A[0] || &MemRef_A[N] <= &MemRef_B[0]))
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;
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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@A = common global [1024 x i32] zeroinitializer, align 16
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define void @jd(ptr nocapture readonly %B, i32 %N) {
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entry:
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  %cmp6 = icmp sgt i32 %N, 0
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  br i1 %cmp6, label %for.body.preheader, label %for.end
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for.body.preheader:                               ; preds = %entry
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  br label %for.body
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for.body:                                         ; preds = %for.body.preheader, %for.body
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  %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %for.body.preheader ]
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  %arrayidx = getelementptr inbounds float, ptr %B, i64 %indvars.iv
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  %tmp = load float, ptr %arrayidx, align 4, !tbaa !1
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  %conv = fptosi float %tmp to i32
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  %arrayidx2 = getelementptr inbounds [1024 x i32], ptr @A, i64 0, i64 %indvars.iv
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  store i32 %conv, ptr %arrayidx2, align 4, !tbaa !5
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  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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  %lftr.wideiv1 = trunc i64 %indvars.iv.next to i32
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  %exitcond2 = icmp eq i32 %lftr.wideiv1, %N
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  br i1 %exitcond2, label %for.end.loopexit, label %for.body
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for.end.loopexit:                                 ; preds = %for.body
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  br label %for.end
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for.end:                                          ; preds = %for.end.loopexit, %entry
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  ret void
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}
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!0 = !{!""}
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!1 = !{!2, !2, i64 0}
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!2 = !{!"float", !3, i64 0}
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!3 = !{!"omnipotent char", !4, i64 0}
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!4 = !{!"Simple C/C++ TBAA"}
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!5 = !{!6, !6, i64 0}
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!6 = !{!"int", !3, i64 0}
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