Bruno Cardoso Lopes 9123c6fea0 More movsldup/movshdup cleanup. Rewrite the mask matching function and add
support for 256-bit versions (but no instruction selection yet, coming next).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136050 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-26 02:39:28 +00:00
..