194   struct Bucket {  struct
195     Bucket(const SCEV *B, Instruction *I)  in Bucket()  argument
269     bool chainCommoning(Loop *L, SmallVector<Bucket, 16> &Buckets);
272     bool prepareBasesForCommoningChains(Bucket &BucketChain);
276     rewriteLoadStoresForCommoningChains(Loop *L, Bucket &Bucket,
281     SmallVector<Bucket, 16> collectCandidates(
291                          SmallVector<Bucket, 16> &Buckets,
296     bool updateFormPrep(Loop *L, SmallVector<Bucket, 16> &Buckets);
300     bool dispFormPrep(Loop *L, SmallVector<Bucket, 16> &Buckets, PrepForm Form);
308     bool prepareBaseForDispFormChain(Bucket &BucketChain, PrepForm Form);
315     bool prepareBaseForUpdateFormChain(Bucket &BucketChain);
319     bool rewriteLoadStores(Loop *L, Bucket &BucketChain,
428 bool PPCLoopInstrFormPrep::prepareBasesForCommoningChains(Bucket &CBucket) {  in prepareBasesForCommoningChains()
528                                           SmallVector<Bucket, 16> &Buckets) {  in chainCommoning()  argument
536   for (auto &Bucket : Buckets) {  in chainCommoning()  local
537     if (prepareBasesForCommoningChains(Bucket))  in chainCommoning()
538       MadeChange |= rewriteLoadStoresForCommoningChains(L, Bucket, BBChanged);  in chainCommoning()
548     Loop *L, Bucket &Bucket, SmallSet<BasicBlock *, 16> &BBChanged) {  in rewriteLoadStoresForCommoningChains()  argument
551   assert(Bucket.Elements.size() ==  in rewriteLoadStoresForCommoningChains()
552              Bucket.ChainBases.size() * Bucket.ChainSize &&  in rewriteLoadStoresForCommoningChains()
562   for (unsigned ChainIdx = 0; ChainIdx < Bucket.ChainBases.size(); ++ChainIdx) {  in rewriteLoadStoresForCommoningChains()
563     unsigned BaseElemIdx = Bucket.ChainSize * ChainIdx;  in rewriteLoadStoresForCommoningChains()
565         ChainIdx ? SE->getAddExpr(Bucket.BaseSCEV,  in rewriteLoadStoresForCommoningChains()
566                                   Bucket.Elements[BaseElemIdx].Offset)  in rewriteLoadStoresForCommoningChains()
567                  : Bucket.BaseSCEV;  in rewriteLoadStoresForCommoningChains()
578         L, BasePtrSCEV, Bucket.Elements[BaseElemIdx].Instr,  in rewriteLoadStoresForCommoningChains()
589     for (unsigned Idx = BaseElemIdx + 1; Idx < BaseElemIdx + Bucket.ChainSize;  in rewriteLoadStoresForCommoningChains()
591       BucketElement &I = Bucket.Elements[Idx];  in rewriteLoadStoresForCommoningChains()
598           BaseElemIdx ? SE->getMinusSCEV(Bucket.Elements[Idx].Offset,  in rewriteLoadStoresForCommoningChains()
599                                          Bucket.Elements[BaseElemIdx].Offset)  in rewriteLoadStoresForCommoningChains()
600                       : Bucket.Elements[Idx].Offset;  in rewriteLoadStoresForCommoningChains()
611       Instruction *NewPtr = rewriteForBucketElement(Base, Bucket.Elements[Idx],  in rewriteLoadStoresForCommoningChains()
830     Instruction *MemI, const SCEV *LSCEV, SmallVector<Bucket, 16> &Buckets,  in addOneCandidate()  argument
855     Buckets.push_back(Bucket(LSCEV, MemI));  in addOneCandidate()
859 SmallVector<Bucket, 16> PPCLoopInstrFormPrep::collectCandidates(  in collectCandidates()
864   SmallVector<Bucket, 16> Buckets;  in collectCandidates()
895 bool PPCLoopInstrFormPrep::prepareBaseForDispFormChain(Bucket &BucketChain,  in prepareBaseForDispFormChain()
971 bool PPCLoopInstrFormPrep::prepareBaseForUpdateFormChain(Bucket &BucketChain) {  in prepareBaseForUpdateFormChain()
1012     Loop *L, Bucket &BucketChain, SmallSet<BasicBlock *, 16> &BBChanged,  in rewriteLoadStores()
1092                                        SmallVector<Bucket, 16> &Buckets) {  in updateFormPrep()  argument
1097   for (auto &Bucket : Buckets)  in updateFormPrep()  local
1100     if (prepareBaseForUpdateFormChain(Bucket))  in updateFormPrep()
1101       MadeChange |= rewriteLoadStores(L, Bucket, BBChanged, UpdateForm);  in updateFormPrep()
1110                                         SmallVector<Bucket, 16> &Buckets,  in dispFormPrep()  argument
1118   for (auto &Bucket : Buckets) {  in dispFormPrep()  local
1119     if (Bucket.Elements.size() < DispFormPrepMinThreshold)  in dispFormPrep()
1121     if (prepareBaseForDispFormChain(Bucket, Form))  in dispFormPrep()
1122       MadeChange |= rewriteLoadStores(L, Bucket, BBChanged, Form);  in dispFormPrep()
1439   SmallVector<Bucket, 16> UpdateFormBuckets = collectCandidates(  in runOnLoop()
1456   SmallVector<Bucket, 16> DSFormBuckets = collectCandidates(  in runOnLoop()
1466   SmallVector<Bucket, 16> DQFormBuckets = collectCandidates(  in runOnLoop()
1482   SmallVector<Bucket, 16> Buckets =  in runOnLoop()