601     bool highBitsAreZero(Value *V, unsigned IterCount);
602     bool keepsHighBitsZero(Value *V, unsigned IterCount);
605           unsigned IterCount);
617       unsigned IterCount = 0;  member
1262       unsigned IterCount) {  in highBitsAreZero()  argument
1269   return Known.countMinLeadingZeros() >= IterCount;  in highBitsAreZero()
1273       unsigned IterCount) {  in keepsHighBitsZero()  argument
1277     return C->getValue().countl_zero() >= IterCount;  in keepsHighBitsZero()
1304       BasicBlock *ExitB, unsigned IterCount) {  in convertShiftsToLeft()  argument
1378     if (!highBitsAreZero(V, IterCount))  in convertShiftsToLeft()
1381     if (!keepsHighBitsZero(V, IterCount))  in convertShiftsToLeft()
1467     Value *S = IRB.CreateLShr(PN, ConstantInt::get(PN->getType(), IterCount));  in convertShiftsToLeft()
1538   unsigned IC = PV.IterCount;  in generate()
1546   if (PV.IterCount != 32)  in generate()
1554     unsigned M = (1 << PV.IterCount) - 1;  in generate()
1790   unsigned IterCount = 0;  in recognize()  local
1795     IterCount = CV->getValue()->getZExtValue() + 1;  in recognize()
1800   PV.IterCount = IterCount;  in recognize()
1801   LLVM_DEBUG(dbgs() << "Loop IV: " << *CIV << "\nIterCount: " << IterCount  in recognize()
1871     if (!convertShiftsToLeft(LoopB, ExitB, IterCount))  in recognize()
1900     dbgs() << "  Iteration count:" << PV.IterCount << "\n";  in recognize()