Canonicalize vvector_shuffle(x,x) -> vvector_shuffle(x,undef) to enable patterns
authorChris Lattner <sabre@nondot.org>
Sat, 8 Apr 2006 05:34:25 +0000 (05:34 +0000)
committerChris Lattner <sabre@nondot.org>
Sat, 8 Apr 2006 05:34:25 +0000 (05:34 +0000)
commit17614ea63db9189050b6ca0310f535d12bdedb81
treedc9ea952cea1250784baa1aebfd4f47dd9e804ca
parent42b5580b979f0b09ab92556b39bea77105f3392e
Canonicalize vvector_shuffle(x,x) -> vvector_shuffle(x,undef) to enable patterns
to match again :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27533 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp