Toom-4.5 (aka Toom-5x4, Toom-6x3, Toom-7x2)

[Torbjorn Granlund]

bodrato at mail.dm.unipi.it writes:

  But remember, in toom_interpolate_7pts we have mpn_divexact_by9.
  Efforts should be focused on that division first, because it affects the
  balanced Toom-4.
  
You are absolutely right.  I had the impression that we handled that
well.

-- 
Torbjörn