[PATCH] T3/T4 sparc shifts, plus more timings

Torbjorn Granlund tg at gmplib.org
Thu Mar 28 19:25:37 CET 2013


David Miller <davem at davemloft.net> writes:

  The TODO list grows, it never seems to shrink :-)
  
Oh no, it shrinks.  But I only show you the first few lines of it.  :-)

  Wrt. scheduling mulx/umulxhi, I think to a certain extent I think the
  out-of-order completion unit in the backend of the chip takes care of
  most things.

One usually need to help OoO a bit for best results.

-- 
Torbjörn


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