Benjamin Kramer bb41c75ab5 X86: Custom lower sext v16i8 to v16i16, and the corresponding truncate.
Also update the cost model.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193270 91177308-0d34-0410-b5e6-96231b3b80d8
2013-10-23 21:06:07 +00:00
..
2013-08-22 00:51:19 +00:00
2013-08-22 00:51:19 +00:00