tree 3cb4ea079caa5333714b39206b0893fb370c6d2b
parent 25fdedf0d33e01ad4c950b7e4d58da498649aa29
author Richard Henderson <richard.henderson@linaro.org> 1605925711 -0800
committer Richard Henderson <richard.henderson@linaro.org> 1622754242 -0700

softfloat: Reduce FloatFmt

Remove frac_lsb, frac_lsbm1, roundeven_mask.  Compute
these from round_mask in parts$N_uncanon_normal.

With floatx80, round_mask will not be tied to frac_shift.
Everything else is easily computable.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>