Start using SplitKit and MachineLoopRanges in RegAllocGreedy in preparation of
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Wed, 15 Dec 2010 23:46:13 +0000 (23:46 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Wed, 15 Dec 2010 23:46:13 +0000 (23:46 +0000)
commitd0bb5e2ca05d9c942223bf05e5940bb0c6cc9d3f
tree377674502da26679b47c637b6b94b3248674354c
parentceadc01e9101329cd820ee687f85c012e9609ab1
Start using SplitKit and MachineLoopRanges in RegAllocGreedy in preparation of
live range splitting around loops guided by register pressure.

So far, trySplit() simply prints a lot of debug output.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121918 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/LiveIntervalUnion.cpp
lib/CodeGen/RegAllocGreedy.cpp