173     ExtensionKind Extension;  member
177       return V == Other.V && Extension == Other.Extension &&  in operator ==()
197                                   ExtensionKind &Extension,  in GetLinearExpression()  argument
229         V = GetLinearExpression(BOp->getOperand(0), Scale, Offset, Extension,  in GetLinearExpression()
234         V = GetLinearExpression(BOp->getOperand(0), Scale, Offset, Extension,  in GetLinearExpression()
240         V = GetLinearExpression(BOp->getOperand(0), Scale, Offset, Extension,  in GetLinearExpression()
252   if ((isa<SExtInst>(V) && Extension != EK_ZeroExt) ||  in GetLinearExpression()
253       (isa<ZExtInst>(V) && Extension != EK_SignExt)) {  in GetLinearExpression()
259     Extension = isa<SExtInst>(V) ? EK_SignExt : EK_ZeroExt;  in GetLinearExpression()
261     Value *Result = GetLinearExpression(CastOp, Scale, Offset, Extension, DL,  in GetLinearExpression()
368       ExtensionKind Extension = EK_NotExtended;  in DecomposeGEPExpression()  local
374         Extension = EK_SignExt;  in DecomposeGEPExpression()
378       Index = GetLinearExpression(Index, IndexScale, IndexOffset, Extension, DL,  in DecomposeGEPExpression()
392             VarIndices[i].Extension == Extension) {  in DecomposeGEPExpression()
407         VariableGEPIndex Entry = {Index, Extension,  in DecomposeGEPExpression()
1201         bool IsZExt = GEP1VariableIndices[i].Extension == EK_ZeroExt;  in aliasGEP()
1564     ExtensionKind Extension = Src[i].Extension;  in GetIndexDifference()  local
1571           Dest[j].Extension != Extension)  in GetIndexDifference()
1586       VariableGEPIndex Entry = { V, Extension, -Scale };  in GetIndexDifference()