"Mohamed Shafi" <[EMAIL PROTECTED]> writes: > I have noticed that when strict_low_part is used in a patten we need > to use '+' as the constraint modifier if any constraints are used in > the patterns. > Why is this so?
Using strict_low_part implies that the register or memory location is neither a pure input nor a pure output. It is both an input and an output. Therefore a '+' constraint is appropriate. Ian
