Andrew Trick bfb8223e2b SchedDFS: Initial support for nested subtrees.
This is mostly refactoring, along with adding an instruction count
within the subtrees and ensuring we only look at data edges.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173420 91177308-0d34-0410-b5e6-96231b3b80d8
2013-01-25 06:02:44 +00:00
..
2013-01-02 09:10:48 +00:00
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