Lines Matching defs:SCEV

190   bool runOnLoopBlock(BasicBlock *BB, const SCEV *BECount,
196   bool processLoopStores(SmallVectorImpl<StoreInst *> &SL, const SCEV *BECount,
202       bool (LoopIdiomRecognize::*Processor)(MemInst *, const SCEV *),
203       const SCEV *BECount);
204   bool processLoopMemCpy(MemCpyInst *MCI, const SCEV *BECount);
205   bool processLoopMemSet(MemSetInst *MSI, const SCEV *BECount);
207   bool processLoopStridedStore(Value *DestPtr, const SCEV *StoreSizeSCEV,
211                                const SCEVAddRecExpr *Ev, const SCEV *BECount,
213   bool processLoopStoreOfLoopLoad(StoreInst *SI, const SCEV *BECount);
215                                   const SCEV *StoreSize, MaybeAlign StoreAlign,
220                                   const SCEV *BECount);
317   const SCEV *BECount = SE->getBackedgeTakenCount(CurLoop);
553     BasicBlock *BB, const SCEV *BECount,
589                                            const SCEV *BECount, ForMemset For) {
717     const SCEV *StoreSizeSCEV = SE->getConstant(IntIdxTy, StoreSize);
735     bool (LoopIdiomRecognize::*Processor)(MemInst *, const SCEV *),
736     const SCEV *BECount) {
758                                            const SCEV *BECount) {
827                                            const SCEV *BECount) {
849   const SCEV *PointerStrideSCEV = Ev->getOperand(1);
850   const SCEV *MemsetSizeSCEV = SE->getSCEV(MSI->getLength());
892     const SCEV *PositiveStrideSCEV =
902       const SCEV *FoldedPositiveStride =
904       const SCEV *FoldedMemsetSize =
907       LLVM_DEBUG(dbgs() << "  Try to fold SCEV based on loop guard\n"
913         LLVM_DEBUG(dbgs() << "  SCEV don't match, abort\n");
937                       const SCEV *BECount, const SCEV *StoreSizeSCEV,
974 static const SCEV *getStartForNegStride(const SCEV *Start, const SCEV *BECount,
975                                         Type *IntPtr, const SCEV *StoreSizeSCEV,
977   const SCEV *Index = SE->getTruncateOrZeroExtend(BECount, IntPtr);
982                            SCEV::FlagNUW);
988 /// Compute the number of bytes as a SCEV from the backedge taken count.
990 /// This also maps the SCEV into the provided type and tries to handle the
992 static const SCEV *getNumBytes(const SCEV *BECount, Type *IntPtr,
993                                const SCEV *StoreSizeSCEV, Loop *CurLoop,
995   const SCEV *TripCountSCEV =
999                         SCEV::FlagNUW);
1005     Value *DestPtr, const SCEV *StoreSizeSCEV, MaybeAlign StoreAlignment,
1008     const SCEV *BECount, bool IsNegStride, bool IsLoopMemset) {
1019   // The trip count of the loop and the base pointer of the addrec SCEV is
1032   const SCEV *Start = Ev->getStart();
1037   // TODO: ideally we should still be able to generate memset if SCEV expander
1068   const SCEV *NumBytesS =
1071   // TODO: ideally we should still be able to generate memset if SCEV expander
1173                                                     const SCEV *BECount) {
1190   const SCEV *StoreSizeSCEV = SE->getConstant(StorePtr->getType(), StoreSize);
1243     Value *DestPtr, Value *SourcePtr, const SCEV *StoreSizeSCEV,
1246     const SCEVAddRecExpr *LoadEv, const SCEV *BECount) {
1254   // The trip count of the loop and the base pointer of the addrec SCEV is
1264   const SCEV *StrStart = StoreEv->getStart();
1331   const SCEV *LdStart = LoadEv->getStart();
1394   const SCEV *NumBytesS =
2267   // step 4: Forget the "non-computable" trip-count SCEV associated with the
2374   // step 5: Forget the "non-computable" trip-count SCEV associated with the
2738   // Step 5: Forget the "non-computable" trip-count SCEV associated with the
2783                                       const SCEV *&ExtraOffsetExpr,
2954   const SCEV *ExtraOffsetExpr;
3074   // Step 4: Forget the "non-computable" trip-count SCEV associated with the