Cross Reference: /external/llvm/lib/Support/ConstantRange.cpp

Lines Matching refs:Lower
34     Lower = Upper = APInt::getMaxValue(BitWidth);
36     Lower = Upper = APInt::getMinValue(BitWidth);
41 ConstantRange::ConstantRange(const APInt &V) : Lower(V), Upper(V + 1) {}
44   Lower(L), Upper(U) {
48          "Lower == Upper, but they aren't min or max value!");
119   return Lower == Upper && Lower.isMaxValue();
125   return Lower == Upper && Lower.isMinValue();
132   return Lower.ugt(Upper);
156   return (Upper - Lower).zext(getBitWidth()+1);
212   if (Lower == Upper)
216     return Lower.ule(V) && V.ult(Upper);
217   return Lower.ule(V) || V.ult(Upper);
232     return Lower.ule(Other.getLower()) && Other.getUpper().ule(Upper);
237            Lower.ule(Other.getLower());
239   return Other.getUpper().ule(Upper) && Lower.ule(Other.getLower());
247   if (Lower == Upper) 
249   return ConstantRange(Lower - Val, Upper - Val);
275     if (Lower.ult(CR.Lower)) {
276       if (Upper.ule(CR.Lower))
280         return ConstantRange(CR.Lower, Upper);
287     if (Lower.ult(CR.Upper))
288       return ConstantRange(Lower, CR.Upper);
294     if (CR.Lower.ult(Upper)) {
298       if (CR.Upper.ule(Lower))
299         return ConstantRange(CR.Lower, Upper);
305     if (CR.Lower.ult(Lower)) {
306       if (CR.Upper.ule(Lower))
309       return ConstantRange(Lower, CR.Upper);
315     if (CR.Lower.ult(Upper)) {
321     if (CR.Lower.ult(Lower))
322       return ConstantRange(Lower, CR.Upper);
326   if (CR.Upper.ule(Lower)) {
327     if (CR.Lower.ult(Lower))
330     return ConstantRange(CR.Lower, Upper);
354     if (CR.Upper.ult(Lower) || Upper.ult(CR.Lower)) {
356       APInt d1 = CR.Lower - Upper, d2 = Lower - CR.Upper;
358         return ConstantRange(Lower, CR.Upper);
359       return ConstantRange(CR.Lower, Upper);
362     APInt L = Lower, U = Upper;
363     if (CR.Lower.ult(L))
364       L = CR.Lower;
377     if (CR.Upper.ule(Upper) || CR.Lower.uge(Lower))
382     if (CR.Lower.ule(Upper) && Lower.ule(CR.Upper))
388     if (Upper.ule(CR.Lower) && CR.Upper.ule(Lower)) {
389       APInt d1 = CR.Lower - Upper, d2 = Lower - CR.Upper;
391         return ConstantRange(Lower, CR.Upper);
392       return ConstantRange(CR.Lower, Upper);
397     if (Upper.ult(CR.Lower) && Lower.ult(CR.Upper))
398       return ConstantRange(CR.Lower, Upper);
402     assert(CR.Lower.ult(Upper) && CR.Upper.ult(Lower) &&
404     return ConstantRange(Lower, CR.Upper);
409   if (CR.Lower.ule(Upper) || Lower.ule(CR.Upper))
412   APInt L = Lower, U = Upper;
415   if (CR.Lower.ult(L))
416     L = CR.Lower;
434       LowerExt = Lower.zext(DstTySize);
438   return ConstantRange(Lower.zext(DstTySize), Upper.zext(DstTySize));
455   return ConstantRange(Lower.sext(DstTySize), Upper.sext(DstTySize));
473   APInt LowerDiv(Lower), UpperDiv(Upper);
476   // Analyze wrapped sets in their two parts: [0, Upper) \/ [Lower, MaxValue]
477   // We use the non-wrapped set code to analyze the [Lower, MaxValue) part, and
630   APInt Lower = getUnsignedMin().udiv(RHS.getUnsignedMax());
646   if (Lower == Upper)
649   return ConstantRange(Lower, Upper);
713   return ConstantRange(Upper, Lower);
724     OS << "[" << Lower << "," << Upper << ")";