494   int64_t Scale = 0;  member
635   if (Scale != 1)  in isCanonical()
638   if (Scale == 1 && BaseRegs.empty())  in isCanonical()
665     assert(Scale == 1 && "Expected 1*reg => reg");  in canonicalize()
667     Scale = 0;  in canonicalize()
675     Scale = 1;  in canonicalize()
696   if (Scale != 1)  in unscale()
698   Scale = 0;  in unscale()
774   if (Scale != 0) {  in print()
776     OS << Scale << "*reg(";  in print()
1394                                  bool HasBaseReg, int64_t Scale,
1539         NumBaseParts - (1 + (F.Scale && isAMCompletelyFolded(*TTI, LU, F)));  in RateFormula()
1560                                 Offset, F.HasBaseReg, F.Scale, Fixup.UserInst))  in RateFormula()
1818                                  bool HasBaseReg, int64_t Scale,  in isAMCompletelyFolded()  argument
1827                                      HasBaseReg, Scale, AccessTy.AddrSpace,  in isAMCompletelyFolded()
1837     if (Scale != 0 && HasBaseReg && BaseOffset.isNonZero())  in isAMCompletelyFolded()
1842     if (Scale != 0 && Scale != -1)  in isAMCompletelyFolded()
1857       if (Scale == 0)  in isAMCompletelyFolded()
1869     return !BaseGV && Scale == 0 && BaseOffset.isZero();  in isAMCompletelyFolded()
1873     return !BaseGV && (Scale == 0 || Scale == -1) && BaseOffset.isZero();  in isAMCompletelyFolded()
1883                                  bool HasBaseReg, int64_t Scale) {  in isAMCompletelyFolded()  argument
1900                               HasBaseReg, Scale) &&  in isAMCompletelyFolded()
1902                               HasBaseReg, Scale);  in isAMCompletelyFolded()
1916   assert((F.isCanonical(L) || F.Scale != 0));  in isAMCompletelyFolded()
1918                               F.BaseGV, F.BaseOffset, F.HasBaseReg, F.Scale);  in isAMCompletelyFolded()
1925                        Immediate BaseOffset, bool HasBaseReg, int64_t Scale) {  in isLegalUse()  argument
1928                               BaseOffset, HasBaseReg, Scale) ||  in isLegalUse()
1931          (Scale == 1 &&  in isLegalUse()
1940                     F.BaseOffset, F.HasBaseReg, F.Scale);  in isLegalUse()
1958                                 F.Scale, Fixup.UserInst))  in isAMCompletelyFolded()
1965                               F.Scale);  in isAMCompletelyFolded()
1971   if (!F.Scale)  in getScalingFactorCost()
1978     return F.Scale != 1;  in getScalingFactorCost()
1993         F.HasBaseReg, F.Scale, LU.AccessTy.AddrSpace);  in getScalingFactorCost()
1996         F.HasBaseReg, F.Scale, LU.AccessTy.AddrSpace);  in getScalingFactorCost()
2023   int64_t Scale = Kind == LSRUse::ICmpZero ? -1 : 1;  in isAlwaysFoldable()  local
2027   if (!HasBaseReg && Scale == 1) {  in isAlwaysFoldable()
2028     Scale = 0;  in isAlwaysFoldable()
2039     Scale = 0;  in isAlwaysFoldable()
2042                               HasBaseReg, Scale);  in isAlwaysFoldable()
2070   int64_t Scale = Kind == LSRUse::ICmpZero ? -1 : 1;  in isAlwaysFoldable()  local
2073                               BaseOffset, HasBaseReg, Scale);  in isAlwaysFoldable()
2697               int64_t Scale = C->getSExtValue();  in OptimizeLoopTermCond()  local
2700                                             /*HasBaseReg=*/true, Scale,  in OptimizeLoopTermCond()
2703               Scale = -Scale;  in OptimizeLoopTermCond()
2706                                             /*HasBaseReg=*/true, Scale,  in OptimizeLoopTermCond()
2877             F.Scale == OrigF.Scale &&  in FindUseWithSimilarFormula()
3372     auto *Scale = dyn_cast<SCEVConstant>(IncVScale->getOperand(0));  in canFoldIVIncExpr()  local
3373     if (!Scale || Scale->getType()->getScalarSizeInBits() > 64)  in canFoldIVIncExpr()
3375     IncOffset = Immediate::getScalable(Scale->getValue()->getSExtValue());  in canFoldIVIncExpr()
4023   if (Base.Scale == 1)  in GenerateReassociations()
4033   if (Base.BaseRegs.size() + (Base.Scale == 1) +  in GenerateCombinations()
4120   if (Base.Scale == 1)  in GenerateSymbolicOffsets()
4143           F.Scale = 0;  in GenerateConstantOffsetsImpl()
4218   if (Base.Scale == 1)  in GenerateConstantOffsets()
4333   if (Base.Scale != 0 && !Base.unscale())  in GenerateScales()
4336   assert(Base.Scale == 0 && "unscale did not did its job!");  in GenerateScales()
4340     Base.Scale = Factor;  in GenerateScales()
4378             if (F.Scale == 1 && (F.BaseRegs.empty() ||  in GenerateScales()
4383             if (F.Scale == 1 && LU.AllFixupsOutsideLoop)  in GenerateScales()
4626         Immediate Offset = F.BaseOffset.addUnsigned(Imm.mulUnsigned(F.Scale));  in GenerateCrossUseConstantOffsets()
4649               (C->getAPInt().abs() * APInt(BitWidth, F.Scale))  in GenerateCrossUseConstantOffsets()
4950       if (F.BaseOffset.isZero() || (F.Scale != 0 && F.Scale != 1))  in NarrowSearchSpaceByCollapsingUnrolledCode()
5085       auto P = BestFormulae.insert({{F.ScaledReg, F.Scale}, FIdx});  in NarrowSearchSpaceByFilterFormulaWithSameScaledReg()
5726   if (F.Scale != 0) {  in Expand()
5735       if (F.Scale == 1)  in Expand()
5742         assert(F.Scale == -1 &&  in Expand()
5759       if (F.Scale != 1)  in Expand()
5761             SE.getMulExpr(ScaledS, SE.getConstant(ScaledS->getType(), F.Scale));  in Expand()
5835     if (F.Scale == -1) {  in Expand()
5846       assert((F.Scale == 0 || F.Scale == 1) &&  in Expand()