Cross Reference: /external/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp

Lines Matching defs:Reg
142   void CountRegister(const SCEV *Reg, size_t LUIdx);
143   void DropRegister(const SCEV *Reg, size_t LUIdx);
146   bool isRegUsedByUsesOtherThan(const SCEV *Reg, size_t LUIdx) const;
148   const SmallBitVector &getUsedByIndices(const SCEV *Reg) const;
163 RegUseTracker::CountRegister(const SCEV *Reg, size_t LUIdx) {
165     RegUsesMap.insert(std::make_pair(Reg, RegSortData()));
168     RegSequence.push_back(Reg);
174 RegUseTracker::DropRegister(const SCEV *Reg, size_t LUIdx) {
175   RegUsesTy::iterator It = RegUsesMap.find(Reg);
199 RegUseTracker::isRegUsedByUsesOtherThan(const SCEV *Reg, size_t LUIdx) const {
200   RegUsesTy::const_iterator I = RegUsesMap.find(Reg);
210 const SmallBitVector &RegUseTracker::getUsedByIndices(const SCEV *Reg) const {
211   RegUsesTy::const_iterator I = RegUsesMap.find(Reg);
825   void RateRegister(const SCEV *Reg,
829   void RatePrimaryRegister(const SCEV *Reg,
839 void Cost::RateRegister(const SCEV *Reg,
843   if (const SCEVAddRecExpr *AR = dyn_cast<SCEVAddRecExpr>(Reg)) {
873   if (!isa<SCEVUnknown>(Reg) &&
874       !isa<SCEVConstant>(Reg) &&
875       !(isa<SCEVAddRecExpr>(Reg) &&
876         (isa<SCEVUnknown>(cast<SCEVAddRecExpr>(Reg)->getStart()) ||
877          isa<SCEVConstant>(cast<SCEVAddRecExpr>(Reg)->getStart()))))
880     NumIVMuls += isa<SCEVMulExpr>(Reg) &&
881                  SE.hasComputableLoopEvolution(Reg, L);
887 void Cost::RatePrimaryRegister(const SCEV *Reg,
892   if (LoserRegs && LoserRegs->count(Reg)) {
896   if (Regs.insert(Reg)) {
897     RateRegister(Reg, Regs, L, SE, DT);
899       LoserRegs->insert(Reg);
3471     const SCEV *Reg = *I;
3472     int64_t Imm = ExtractImmediate(Reg, SE);
3474       Map.insert(std::make_pair(Reg, ImmMapTy()));
3476       Sequence.push_back(Reg);
3478     UsedByIndicesMap[Reg] |= RegUses.getUsedByIndices(*I);
3488     const SCEV *Reg = *I;
3489     const ImmMapTy &Imms = Map.find(Reg)->second;
3495     DEBUG(dbgs() << "Generating cross-use offsets for " << *Reg << ':';
3510           UsedByIndicesMap[Reg].count() == 1) {
3710           const SCEV *Reg = *J;
3711           if (RegUses.isRegUsedByUsesOtherThan(Reg, LUIdx))
3712             Key.push_back(Reg);
3968       const SCEV *Reg = *I;
3969       if (Taken.count(Reg))
3972         Best = Reg;
3974         unsigned Count = RegUses.getUsedByIndices(Reg).count();
3976           Best = Reg;
4065       const SCEV *Reg = *J;
4066       if ((!F.ScaledReg || F.ScaledReg != Reg) &&
4067           std::find(F.BaseRegs.begin(), F.BaseRegs.end(), Reg) ==
4298     const SCEV *Reg = *I;
4299     assert(!Reg->isZero() && "Zero allocated in a base register!");
4303     Reg = TransformForPostIncUse(Denormalize, Reg,
4307     Ops.push_back(SE.getUnknown(Rewriter.expandCodeFor(Reg, 0, IP)));