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Split the list scheduler into top-down and bottom-up pieces. The priority
authorChris Lattner <sabre@nondot.org>
Sun, 5 Mar 2006 21:10:33 +0000 (21:10 +0000)
committerChris Lattner <sabre@nondot.org>
Sun, 5 Mar 2006 21:10:33 +0000 (21:10 +0000)
commita5de484bc7c8f896b5903999797c4d57f4e45185
tree499b76ee11682ca94e62f82b63ce42e2548de0f7
parent20614b956257d8702736ede13762385972cf4e43
Split the list scheduler into top-down and bottom-up pieces.  The priority
function of the top-down scheduler are completely bogus currently, and
having (future) PPC specific in this file is also wrong, but this is a
small incremental step.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26552 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp