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236
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1 ; RUN: opt %loadPolly -polly-allow-nonaffine-branches -polly-print-detect -disable-output < %s | FileCheck %s
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150
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2 ;
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3 ; void f(float *A) {
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4 ; for (int i = 0; i < 1024; i++)
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5 ; if (A[i] == A[i - 1])
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6 ; A[i]++;
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7 ; }
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8 ;
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9 ; CHECK: Valid Region for Scop: bb1 => bb14
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10 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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11
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252
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12 define void @f(ptr %A) {
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150
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13 bb:
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14 br label %bb1
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15
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16 bb1: ; preds = %bb13, %bb
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17 %indvars.iv = phi i64 [ %indvars.iv.next, %bb13 ], [ 0, %bb ]
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18 %exitcond = icmp ne i64 %indvars.iv, 1024
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19 br i1 %exitcond, label %bb2, label %bb14
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20
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21 bb2: ; preds = %bb1
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252
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22 %tmp = getelementptr inbounds float, ptr %A, i64 %indvars.iv
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23 %tmp3 = load float, ptr %tmp, align 4
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150
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24 %tmp4 = add nsw i64 %indvars.iv, -1
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252
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25 %tmp5 = getelementptr inbounds float, ptr %A, i64 %tmp4
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26 %tmp6 = load float, ptr %tmp5, align 4
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150
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27 %tmp7 = fcmp oeq float %tmp3, %tmp6
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28 br i1 %tmp7, label %bb8, label %bb12
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29
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30 bb8: ; preds = %bb2
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252
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31 %tmp9 = getelementptr inbounds float, ptr %A, i64 %indvars.iv
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32 %tmp10 = load float, ptr %tmp9, align 4
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150
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33 %tmp11 = fadd float %tmp10, 1.000000e+00
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252
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34 store float %tmp11, ptr %tmp9, align 4
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150
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35 br label %bb12
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36
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37 bb12: ; preds = %bb8, %bb2
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38 br label %bb13
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39
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40 bb13: ; preds = %bb12
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41 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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42 br label %bb1
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43
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44 bb14: ; preds = %bb1
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45 ret void
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46 }
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