Nuno Lopes 55c9ecba47 reimplement truncate() to make it optimal.
It is optimal at least up to 7 bits (I've tested all such cases)
This change to truncate() allows a little simplification to the multiplication code,
and it also makes multiplication optimal :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160512 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-19 16:27:45 +00:00
..
2012-07-19 00:15:11 +00:00
2012-07-19 00:04:14 +00:00
2012-07-19 00:04:14 +00:00
2012-07-18 04:06:49 +00:00