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150
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1 ; RUN: opt %loadPolly -polly-stmt-granularity=bb -polly-optree-normalize-phi=true -polly-optree -analyze < %s | FileCheck %s -match-full-lines
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2
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3 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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4
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5 define internal fastcc void @kernel_jacobi_1d(double* noalias nocapture %A, double* noalias nocapture %B) unnamed_addr #0 {
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6 entry:
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7 br label %entry.split
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8
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9 entry.split: ; preds = %entry
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10 %arrayidx6.phi.trans.insert = getelementptr inbounds double, double* %A, i64 1
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11 %arrayidx21.phi.trans.insert = getelementptr inbounds double, double* %B, i64 1
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12 br label %for.body
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13
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14 for.body: ; preds = %for.inc33, %entry.split
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15 %t.03 = phi i32 [ 0, %entry.split ], [ %inc34, %for.inc33 ]
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16 %.pre = load double, double* %A, align 8, !tbaa !6
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17 %.pre10 = load double, double* %arrayidx6.phi.trans.insert, align 8, !tbaa !6
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18 br label %for.body3
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19
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20 for.body3: ; preds = %for.body3, %for.body
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21 %0 = phi double [ %.pre10, %for.body ], [ %2, %for.body3 ]
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22 %1 = phi double [ %.pre, %for.body ], [ %0, %for.body3 ]
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23 %indvars.iv = phi i64 [ 1, %for.body ], [ %indvars.iv.next, %for.body3 ]
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24 %add = fadd double %1, %0
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25 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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26 %arrayidx9 = getelementptr inbounds double, double* %A, i64 %indvars.iv.next
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27 %2 = load double, double* %arrayidx9, align 8, !tbaa !6
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28 %add10 = fadd double %add, %2
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29 %mul = fmul double %add10, 3.333300e-01
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30 %arrayidx12 = getelementptr inbounds double, double* %B, i64 %indvars.iv
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31 store double %mul, double* %arrayidx12, align 8, !tbaa !6
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32 %exitcond = icmp eq i64 %indvars.iv.next, 3
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33 br i1 %exitcond, label %for.end, label %for.body3
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34
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35 for.end: ; preds = %for.body3
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36 %.pre11 = load double, double* %B, align 8, !tbaa !6
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37 %.pre12 = load double, double* %arrayidx21.phi.trans.insert, align 8, !tbaa !6
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38 br label %for.inc33
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39
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40 for.inc33: ; preds = %for.body16
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41 %inc34 = add nuw nsw i32 %t.03, 1
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42 %exitcond9 = icmp eq i32 %inc34, 2
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43 br i1 %exitcond9, label %for.end35, label %for.body
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44
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45 for.end35: ; preds = %for.inc33
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46 ret void
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47 }
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48
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49 attributes #0 = { noinline norecurse nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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50
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51 !llvm.module.flags = !{!0}
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52 !llvm.ident = !{!1}
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53
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54 !0 = !{i32 1, !"wchar_size", i32 4}
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55 !1 = !{!"clang version 6.0.0 (llvm/trunk 312874)"}
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56 !2 = !{!3, !3, i64 0}
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57 !3 = !{!"any pointer", !4, i64 0}
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58 !4 = !{!"omnipotent char", !5, i64 0}
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59 !5 = !{!"Simple C/C++ TBAA"}
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60 !6 = !{!7, !7, i64 0}
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61 !7 = !{!"double", !4, i64 0}
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62
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63
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64 ; CHECK: Statistics {
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65 ; CHECK: Operand trees forwarded: 2
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66 ; CHECK: Statements with forwarded operand trees: 1
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67 ; CHECK: }
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68
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69 ; CHECK-NEXT: After statements {
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70 ; CHECK-NEXT: Stmt_for_body
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71 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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72 ; CHECK-NEXT: { Stmt_for_body[i0] -> MemRef_A[0] };
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73 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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74 ; CHECK-NEXT: { Stmt_for_body[i0] -> MemRef_A[1] };
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75 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]
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76 ; CHECK-NEXT: { Stmt_for_body[i0] -> MemRef1__phi[] };
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77 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]
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78 ; CHECK-NEXT: { Stmt_for_body[i0] -> MemRef2__phi[] };
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79 ; CHECK-NEXT: Instructions {
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80 ; CHECK-NEXT: %.pre = load double, double* %A, align 8, !tbaa !2
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81 ; CHECK-NEXT: %.pre10 = load double, double* %arrayidx6.phi.trans.insert, align 8, !tbaa !2
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82 ; CHECK-NEXT: }
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83 ; CHECK-NEXT: Stmt_for_body3
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84 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]
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85 ; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> MemRef1__phi[] };
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86 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 1]
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87 ; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> MemRef1__phi[] };
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88 ; CHECK-NEXT: new: { Stmt_for_body3[i0, i1] -> MemRef_A[1 + i1] };
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89 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]
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90 ; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> MemRef2__phi[] };
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91 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 1]
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92 ; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> MemRef2__phi[] };
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93 ; CHECK-NEXT: new: { Stmt_for_body3[i0, i1] -> MemRef_A[i1] };
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94 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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95 ; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> MemRef_A[2 + i1] };
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96 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
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97 ; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> MemRef_B[1 + i1] };
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98 ; CHECK-NEXT: Instructions {
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99 ; CHECK-NEXT: %0 = phi double [ %.pre10, %for.body ], [ %2, %for.body3 ]
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100 ; CHECK-NEXT: %1 = phi double [ %.pre, %for.body ], [ %0, %for.body3 ]
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101 ; CHECK-NEXT: %add = fadd double %1, %0
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102 ; CHECK-NEXT: %2 = load double, double* %arrayidx9, align 8, !tbaa !2
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103 ; CHECK-NEXT: %add10 = fadd double %add, %2
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104 ; CHECK-NEXT: %mul = fmul double %add10, 3.333300e-01
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105 ; CHECK-NEXT: store double %mul, double* %arrayidx12, align 8, !tbaa !2
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106 ; CHECK-NEXT: %exitcond = icmp eq i64 %indvars.iv.next, 3
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107 ; CHECK-NEXT: }
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108 ; CHECK-NEXT: }
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