Add a fold() method to RsqrtOp, matching the pattern used by SqrtOp and other math unary ops. The fold computes `1.0 / sqrt(x)` using APFloat division. --------- Signed-off-by: Ian Wood <ianwood@u.northwestern.edu>
Add a fold() method to RsqrtOp, matching the pattern used by SqrtOp and other math unary ops. The fold computes `1.0 / sqrt(x)` using APFloat division. --------- Signed-off-by: Ian Wood <ianwood@u.northwestern.edu>