return Common;
if (ConstantInt *C = dyn_cast<ConstantInt>(Op1)) {
return Common;
if (ConstantInt *C = dyn_cast<ConstantInt>(Op1)) {
- // X udiv C^2 -> X >> C
+ // X udiv 2^C -> X >> C
// Check to see if this is an unsigned division with an exact power of 2,
// if so, convert to a right shift.
if (C->getValue().isPowerOf2()) // 0 not included in isPowerOf2
// Check to see if this is an unsigned division with an exact power of 2,
// if so, convert to a right shift.
if (C->getValue().isPowerOf2()) // 0 not included in isPowerOf2