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150
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1 ; RUN: opt %loadPolly -pass-remarks-analysis="polly-scops" -polly-scops \
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236
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2 ; RUN: -disable-output < %s 2>&1 | FileCheck %s
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150
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3 ;
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4 ; CHECK: Low complexity assumption: { : false }
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5 ;
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6 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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7
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8 %struct.bc_struct.0.2.4.6.13.20.27.43.44.46.50.52.58.60.81.89.90.99.107.108.109.111.116.118.149 = type { i32, i32, i32, i32, [1024 x i8] }
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9
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10 ; Function Attrs: nounwind uwtable
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252
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11 define void @bc_multiply(ptr readonly %n1, i32 %scale) #0 {
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150
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12 entry:
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252
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13 %0 = load i32, ptr undef, align 4
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14 %1 = load i32, ptr undef, align 4
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15 %2 = load i32, ptr undef, align 4
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150
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16 %add3 = add nsw i32 %2, %1
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17 %cmp = icmp sgt i32 %0, %2
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18 %. = select i1 %cmp, i32 %0, i32 %2
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19 %cmp12 = icmp slt i32 %., %scale
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20 %scale.. = select i1 %cmp12, i32 %scale, i32 %.
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21 %cmp26 = icmp sgt i32 0, %scale..
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22 %scale...add7 = select i1 %cmp26, i32 %scale.., i32 0
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23 %sub = sub nsw i32 0, %scale...add7
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252
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24 %add.ptr = getelementptr inbounds %struct.bc_struct.0.2.4.6.13.20.27.43.44.46.50.52.58.60.81.89.90.99.107.108.109.111.116.118.149, ptr %n1, i64 0, i32 4, i64 0
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25 %add.ptr59 = getelementptr inbounds i8, ptr %add.ptr, i64 -1
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150
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26 %idx.ext62 = sext i32 %add3 to i64
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27 %cmp70140 = icmp sgt i32 %sub, 0
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28 br label %for.body104.lr.ph
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29
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30 for.body104.lr.ph: ; preds = %entry
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31 %3 = add i32 0, -1
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32 %4 = sub i32 %3, %scale...add7
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33 %5 = add i32 %4, 1
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34 %6 = sext i32 %5 to i64
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35 br label %for.body104
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36
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37 for.body104: ; preds = %while.end146, %for.body104.lr.ph
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38 %indvars.iv = phi i64 [ %6, %for.body104.lr.ph ], [ undef, %while.end146 ]
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39 %7 = sub nsw i64 %indvars.iv, %idx.ext62
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40 %cmp107 = icmp slt i64 %7, -1
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41 %.op = xor i64 %7, -1
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42 %idx.neg116 = select i1 %cmp107, i64 0, i64 %.op
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252
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43 %add.ptr117 = getelementptr inbounds i8, ptr %add.ptr59, i64 %idx.neg116
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150
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44 br label %while.body138
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45
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46 while.body138: ; preds = %while.body138, %for.body104
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252
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47 %n1ptr.1126 = phi ptr [ %incdec.ptr139, %while.body138 ], [ %add.ptr117, %for.body104 ]
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48 %incdec.ptr139 = getelementptr inbounds i8, ptr %n1ptr.1126, i64 -1
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49 %cmp132 = icmp uge ptr %incdec.ptr139, null
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150
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50 %cmp135 = icmp slt i64 0, -1
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51 %or.cond99 = and i1 %cmp135, %cmp132
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52 br i1 %or.cond99, label %while.body138, label %while.end146
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53
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54 while.end146: ; preds = %while.body138
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55 br i1 undef, label %free_num.exit, label %for.body104
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56
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57 free_num.exit: ; preds = %while.end146
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58 ret void
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59 }
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