[SelectionDAG] Add support for vector demandedelts in TRUNCATE opcodes
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Thu, 10 Nov 2016 17:43:52 +0000 (17:43 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Thu, 10 Nov 2016 17:43:52 +0000 (17:43 +0000)
commitd67af68f06383c1fe2bab980f47768f39e77f03b
tree6cad9a90d541ee0cd63199913bc4683412bc1f3e
parent5492f8646c0b8cac08cb6c06c66835e73a00a256
[SelectionDAG] Add support for vector demandedelts in TRUNCATE opcodes

llvm-svn: 286481
llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
llvm/test/CodeGen/X86/known-bits-vector.ll