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annotate llvm/test/Transforms/LoopDistribute/convergent-no-cross-partition-checks.ll @ 225:f7655407a6ba

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remove unnecessary files
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 19 Jul 2021 03:48:36 +0900
parents 2e18cbf3894f
children c4bab56944e8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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2 ; RUN: opt -basic-aa -loop-distribute -enable-loop-distribute \
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3 ; RUN: -verify-loop-info -verify-dom-info -S < %s | FileCheck %s
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4
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5 ; Derived from crash-in-memcheck-generation.ll
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6
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7 ; Make sure the loop is distributed even with a convergent
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8 ; op. LoopAccessAnalysis says that runtime checks are necessary, but
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9 ; none are cross partition, so none are truly needed.
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10
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11 define void @f(i32* %a, i32* %b, i32* noalias %c, i32* noalias %d, i32* noalias %e) #1 {
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12 ; CHECK-LABEL: @f(
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13 ; CHECK-NEXT: entry:
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14 ; CHECK-NEXT: br label [[ENTRY_SPLIT_LDIST1:%.*]]
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15 ; CHECK: entry.split.ldist1:
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16 ; CHECK-NEXT: br label [[FOR_BODY_LDIST1:%.*]]
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17 ; CHECK: for.body.ldist1:
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18 ; CHECK-NEXT: [[IND_LDIST1:%.*]] = phi i64 [ 0, [[ENTRY_SPLIT_LDIST1]] ], [ [[ADD_LDIST1:%.*]], [[FOR_BODY_LDIST1]] ]
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19 ; CHECK-NEXT: [[ARRAYIDXA_LDIST1:%.*]] = getelementptr inbounds i32, i32* [[A:%.*]], i64 [[IND_LDIST1]]
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20 ; CHECK-NEXT: [[LOADA_LDIST1:%.*]] = load i32, i32* [[ARRAYIDXA_LDIST1]], align 4
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21 ; CHECK-NEXT: [[ARRAYIDXB_LDIST1:%.*]] = getelementptr inbounds i32, i32* [[B:%.*]], i64 [[IND_LDIST1]]
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22 ; CHECK-NEXT: [[LOADB_LDIST1:%.*]] = load i32, i32* [[ARRAYIDXB_LDIST1]], align 4
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23 ; CHECK-NEXT: [[MULA_LDIST1:%.*]] = mul i32 [[LOADB_LDIST1]], [[LOADA_LDIST1]]
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24 ; CHECK-NEXT: [[ADD_LDIST1]] = add nuw nsw i64 [[IND_LDIST1]], 1
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25 ; CHECK-NEXT: [[ARRAYIDXA_PLUS_4_LDIST1:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 [[ADD_LDIST1]]
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26 ; CHECK-NEXT: store i32 [[MULA_LDIST1]], i32* [[ARRAYIDXA_PLUS_4_LDIST1]], align 4
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27 ; CHECK-NEXT: [[EXITCOND_LDIST1:%.*]] = icmp eq i64 [[ADD_LDIST1]], 20
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28 ; CHECK-NEXT: br i1 [[EXITCOND_LDIST1]], label [[ENTRY_SPLIT:%.*]], label [[FOR_BODY_LDIST1]]
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29 ; CHECK: entry.split:
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30 ; CHECK-NEXT: br label [[FOR_BODY:%.*]]
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31 ; CHECK: for.body:
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32 ; CHECK-NEXT: [[IND:%.*]] = phi i64 [ 0, [[ENTRY_SPLIT]] ], [ [[ADD:%.*]], [[FOR_BODY]] ]
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33 ; CHECK-NEXT: [[ADD]] = add nuw nsw i64 [[IND]], 1
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34 ; CHECK-NEXT: [[ARRAYIDXD:%.*]] = getelementptr inbounds i32, i32* [[D:%.*]], i64 [[IND]]
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35 ; CHECK-NEXT: [[LOADD:%.*]] = load i32, i32* [[ARRAYIDXD]], align 4
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36 ; CHECK-NEXT: [[CONVERGENTD:%.*]] = call i32 @llvm.convergent(i32 [[LOADD]])
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37 ; CHECK-NEXT: [[ARRAYIDXE:%.*]] = getelementptr inbounds i32, i32* [[E:%.*]], i64 [[IND]]
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38 ; CHECK-NEXT: [[LOADE:%.*]] = load i32, i32* [[ARRAYIDXE]], align 4
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39 ; CHECK-NEXT: [[MULC:%.*]] = mul i32 [[CONVERGENTD]], [[LOADE]]
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40 ; CHECK-NEXT: [[ARRAYIDXC:%.*]] = getelementptr inbounds i32, i32* [[C:%.*]], i64 [[IND]]
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41 ; CHECK-NEXT: store i32 [[MULC]], i32* [[ARRAYIDXC]], align 4
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42 ; CHECK-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[ADD]], 20
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43 ; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]]
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44 ; CHECK: for.end:
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45 ; CHECK-NEXT: ret void
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46 ;
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47 entry:
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48 br label %for.body
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49
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50 for.body: ; preds = %for.body, %entry
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51 %ind = phi i64 [ 0, %entry ], [ %add, %for.body ]
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52
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53 %arrayidxA = getelementptr inbounds i32, i32* %a, i64 %ind
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54 %loadA = load i32, i32* %arrayidxA, align 4
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55
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56 %arrayidxB = getelementptr inbounds i32, i32* %b, i64 %ind
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57 %loadB = load i32, i32* %arrayidxB, align 4
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58
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59 %mulA = mul i32 %loadB, %loadA
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60
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61 %add = add nuw nsw i64 %ind, 1
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62 %arrayidxA_plus_4 = getelementptr inbounds i32, i32* %a, i64 %add
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63 store i32 %mulA, i32* %arrayidxA_plus_4, align 4
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64
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65 %arrayidxD = getelementptr inbounds i32, i32* %d, i64 %ind
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66 %loadD = load i32, i32* %arrayidxD, align 4
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67 %convergentD = call i32 @llvm.convergent(i32 %loadD)
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68
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69 %arrayidxE = getelementptr inbounds i32, i32* %e, i64 %ind
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70 %loadE = load i32, i32* %arrayidxE, align 4
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71
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72 %mulC = mul i32 %convergentD, %loadE
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73
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74 %arrayidxC = getelementptr inbounds i32, i32* %c, i64 %ind
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75 store i32 %mulC, i32* %arrayidxC, align 4
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76
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77 %exitcond = icmp eq i64 %add, 20
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78 br i1 %exitcond, label %for.end, label %for.body
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79
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80 for.end: ; preds = %for.body
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81 ret void
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82 }
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83
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84 declare i32 @llvm.convergent(i32) #0
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85
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86 attributes #0 = { nounwind readnone convergent }
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87 attributes #1 = { nounwind convergent }