Implement SimplifyCFG/branch-phi-thread.ll, the most trivial case of threading
authorChris Lattner <sabre@nondot.org>
Mon, 19 Sep 2005 23:49:37 +0000 (23:49 +0000)
committerChris Lattner <sabre@nondot.org>
Mon, 19 Sep 2005 23:49:37 +0000 (23:49 +0000)
commiteaba3a194c23ecbfc5f3da439d1ef7a08eedf02c
treea5d593aa648195f8c6850283d55cab68a23e5533
parentb6e2b7e4cd2b40954ff387907b149e9fb6b304ae
Implement SimplifyCFG/branch-phi-thread.ll, the most trivial case of threading
control across branches with determined outcomes.  More generality to follow.
This triggers a couple thousand times in specint.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23391 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Utils/SimplifyCFG.cpp