Lines Matching defs:Magics

31                              SignedDivisionByConstantInfo Magics) {
39     Magics.Magic = 0;
40     Magics.ShiftAmount = 0;
42   } else if (Divisor.isStrictlyPositive() && Magics.Magic.isNegative()) {
45   } else if (Divisor.isNegative() && Magics.Magic.isStrictlyPositive()) {
51   APInt Q = MULHS(Numerator, Magics.Magic);
58   Q = Q.ashr(Magics.ShiftAmount);
76       SignedDivisionByConstantInfo Magics;
78         Magics = SignedDivisionByConstantInfo::get(Divisor);
79       EnumerateAPInts(Bits, [Divisor, Magics, Bits](const APInt &Numerator) {
83         APInt MagicResult = SignedDivideUsingMagic(Numerator, Divisor, Magics);
101                                UnsignedDivisionByConstantInfo Magics) {
111       Magics = UnsignedDivisionByConstantInfo::get(
113       assert(!Magics.IsAdd && "Should use cheap fixup now");
117   assert(Magics.PreShift < Divisor.getBitWidth() &&
119   assert(Magics.PostShift < Divisor.getBitWidth() &&
121   assert((!Magics.IsAdd || Magics.PreShift == 0) && "Unexpected pre-shift");
122   unsigned PreShift = Magics.PreShift;
123   unsigned PostShift = Magics.PostShift;
124   bool UseNPQ = Magics.IsAdd;
132   Q = MULHU(Q, Magics.Magic);
164       const UnsignedDivisionByConstantInfo Magics =
166       EnumerateAPInts(Bits, [Divisor, Magics, Bits](const APInt &Numerator) {
173                   AllowEvenDivisorOptimization, ForceNPQ, Magics);