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236
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1 ; RUN: opt %loadPolly -polly-mse -polly-print-scops -disable-output < %s | FileCheck %s
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2 ; RUN: opt %loadNPMPolly "-passes=scop(print<polly-mse>)" -disable-output < %s | FileCheck %s
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150
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3 ;
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4 ; Verify that the accesses are correctly expanded for MemoryKind::Array
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5 ;
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6 ; Original source code :
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7 ;
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8 ; #define Ni 2000
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9 ; #define Nj 3000
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236
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10 ;
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150
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11 ; void tmp3(double A[Ni], double B[Nj]) {
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12 ; int i,j;
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13 ; double tmp = 6;
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14 ; for (i = 0; i < Ni; i++) {
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15 ;
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16 ; for(int h = 0; h<Nj; h++)
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236
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17 ; B[h] = h;
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18 ;
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150
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19 ; for(j = 0; j < Nj; j++) {
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20 ; for(int k=0; k<Nj; k++) {
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21 ; tmp = i+k+j;
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22 ; A[i+j] = tmp*B[k];
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23 ; }
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24 ; }
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25 ; }
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26 ; }
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27 ;
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28 ; Check if the expanded SAI are created
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29 ;
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30 ; CHECK: double MemRef_B_Stmt_for_body3_expanded[10000][10000]; // Element size 8
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31 ; CHECK: double MemRef_A_Stmt_for_body11_expanded[10000][10000][10000]; // Element size 8
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32 ;
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33 ; Check if the memory accesses are modified
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34 ;
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35 ; CHECK: new: { Stmt_for_body3[i0, i1] -> MemRef_B_Stmt_for_body3_expanded[i0, i1] };
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36 ; CHECK: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_B_Stmt_for_body3_expanded[i0, i2] };
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37 ; CHECK: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_A_Stmt_for_body11_expanded[i0, i1, i2] };
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38 ;
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39 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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40 target triple = "x86_64-unknown-linux-gnu"
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41
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252
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42 define void @mse(ptr %A, ptr %B) {
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150
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43 entry:
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44 br label %entry.split
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45
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46 entry.split: ; preds = %entry
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47 br label %for.body
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48
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49 for.body: ; preds = %entry.split, %for.inc25
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50 %indvars.iv14 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next15, %for.inc25 ]
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51 br label %for.body3
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52
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53 for.body3: ; preds = %for.body, %for.body3
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54 %indvars.iv = phi i64 [ 0, %for.body ], [ %indvars.iv.next, %for.body3 ]
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55 %0 = trunc i64 %indvars.iv to i32
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56 %conv = sitofp i32 %0 to double
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252
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57 %arrayidx = getelementptr inbounds double, ptr %B, i64 %indvars.iv
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58 store double %conv, ptr %arrayidx, align 8
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150
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59 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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60 %exitcond = icmp ne i64 %indvars.iv.next, 10000
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61 br i1 %exitcond, label %for.body3, label %for.end
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62
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63 for.end: ; preds = %for.body3
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64 br label %for.body7
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65
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66 for.body7: ; preds = %for.end, %for.inc22
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67 %indvars.iv9 = phi i64 [ 0, %for.end ], [ %indvars.iv.next10, %for.inc22 ]
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68 br label %for.body11
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69
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70 for.body11: ; preds = %for.body7, %for.body11
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71 %indvars.iv5 = phi i64 [ 0, %for.body7 ], [ %indvars.iv.next6, %for.body11 ]
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72 %1 = add nuw nsw i64 %indvars.iv9, %indvars.iv14
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73 %2 = add nuw nsw i64 %1, %indvars.iv5
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74 %3 = trunc i64 %2 to i32
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75 %conv13 = sitofp i32 %3 to double
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252
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76 %arrayidx15 = getelementptr inbounds double, ptr %B, i64 %indvars.iv5
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77 %4 = load double, ptr %arrayidx15, align 8
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150
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78 %mul = fmul double %4, %conv13
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79 %5 = add nuw nsw i64 %indvars.iv9, %indvars.iv14
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252
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80 %arrayidx18 = getelementptr inbounds double, ptr %A, i64 %5
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81 store double %mul, ptr %arrayidx18, align 8
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150
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82 %indvars.iv.next6 = add nuw nsw i64 %indvars.iv5, 1
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83 %exitcond8 = icmp ne i64 %indvars.iv.next6, 10000
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84 br i1 %exitcond8, label %for.body11, label %for.inc22
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85
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86 for.inc22: ; preds = %for.body11
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87 %indvars.iv.next10 = add nuw nsw i64 %indvars.iv9, 1
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88 %exitcond13 = icmp ne i64 %indvars.iv.next10, 10000
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89 br i1 %exitcond13, label %for.body7, label %for.inc25
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90
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91 for.inc25: ; preds = %for.inc22
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92 %indvars.iv.next15 = add nuw nsw i64 %indvars.iv14, 1
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93 %exitcond16 = icmp ne i64 %indvars.iv.next15, 10000
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94 br i1 %exitcond16, label %for.body, label %for.end27
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95
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96 for.end27: ; preds = %for.inc25
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97 ret void
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98 }
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