make UpdateValueMap handle the possiblity that we could be
authorChris Lattner <sabre@nondot.org>
Sun, 12 Apr 2009 07:46:30 +0000 (07:46 +0000)
committerChris Lattner <sabre@nondot.org>
Sun, 12 Apr 2009 07:46:30 +0000 (07:46 +0000)
commit36e3946ac2f30a0bda66538ef2b974b1c8fbdc97
treecdfddb34600ca2c2ee2fef89360da592e93ed847
parentc5040ab6065d5c569a1af0848b6e672b22b174b7
make UpdateValueMap handle the possiblity that we could be
copying into the right register, avoiding a copy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68889 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/FastISel.cpp