234   bool isProfitableToInsertFFS(Intrinsic::ID IntrinID, Value *InitX,
236   bool insertFFSIfProfitable(Intrinsic::ID IntrinID, Value *InitX,
1596                                           Value *&InitX, Instruction *&CntInst,  in detectShiftUntilLessThanIdiom()  argument
1636   InitX = VarPhi->getIncomingValueForBlock(CurLoop->getLoopPreheader());  in detectShiftUntilLessThanIdiom()
1826                                       Intrinsic::ID &IntrinID, Value *&InitX,  in detectShiftUntilZeroIdiom()  argument
1859   InitX = PhiX->getIncomingValueForBlock(CurLoop->getLoopPreheader());  in detectShiftUntilZeroIdiom()
1863   if (DefX->getOpcode() == Instruction::AShr && !isKnownNonNegative(InitX, DL))  in detectShiftUntilZeroIdiom()
1899                                                  Value *InitX, bool ZeroCheck,  in isProfitableToInsertFFS()  argument
1901   const Value *Args[] = {InitX,  in isProfitableToInsertFFS()
1902                          ConstantInt::getBool(InitX->getContext(), ZeroCheck)};  in isProfitableToInsertFFS()
1909   IntrinsicCostAttributes Attrs(IntrinID, InitX->getType(), Args);  in isProfitableToInsertFFS()
1922                                                Value *InitX, Instruction *DefX,  in insertFFSIfProfitable()  argument
1961     if (matchCondition(PreCondBI, PH) != InitX)  in insertFFSIfProfitable()
1974   if (!isProfitableToInsertFFS(IntrinID, InitX, ZeroCheck, IdiomCanonicalSize))  in insertFFSIfProfitable()
1977   transformLoopToCountable(IntrinID, PH, CntInst, CntPhi, InitX, DefX,  in insertFFSIfProfitable()
1992   Value *InitX;  in recognizeAndInsertFFS()  local
1997   if (!detectShiftUntilZeroIdiom(CurLoop, *DL, IntrinID, InitX, CntInst, CntPhi,  in recognizeAndInsertFFS()
2001   return insertFFSIfProfitable(IntrinID, InitX, DefX, CntPhi, CntInst);  in recognizeAndInsertFFS()
2010   Value *InitX;  in recognizeShiftUntilLessThan()  local
2016   if (!detectShiftUntilLessThanIdiom(CurLoop, *DL, IntrinID, InitX, CntInst,  in recognizeShiftUntilLessThan()
2022     return insertFFSIfProfitable(IntrinID, InitX, DefX, CntPhi, CntInst);  in recognizeShiftUntilLessThan()
2045   if (matchShiftULTCondition(PreCondBI, PH, PreLoopThreshold) != InitX ||  in recognizeShiftUntilLessThan()
2059   if (!isProfitableToInsertFFS(IntrinID, InitX, ZeroCheck, IdiomCanonicalSize))  in recognizeShiftUntilLessThan()
2063   transformLoopToCountable(IntrinID, PH, CntInst, CntPhi, InitX, DefX,  in recognizeShiftUntilLessThan()
2180     PHINode *CntPhi, Value *InitX, Instruction *DefX, const DebugLoc &DL,  in transformLoopToCountable()  argument
2197       InitXNext = Builder.CreateAShr(InitX, 1);  in transformLoopToCountable()
2199       InitXNext = Builder.CreateLShr(InitX, 1);  in transformLoopToCountable()
2201       InitXNext = Builder.CreateShl(InitX, 1);  in transformLoopToCountable()
2205     InitXNext = InitX;  in transformLoopToCountable()