commit | dd9a50196cd75dbcb2bd604754cd62f8c1f30357 | [log] [tgz] |
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author | Andrew Trick <atrick@apple.com> | Sat Mar 31 01:35:59 2012 +0000 |
committer | Andrew Trick <atrick@apple.com> | Sat Mar 31 01:35:59 2012 +0000 |
tree | 92a37437028d4ca8fa4953d6dbfb9e2731985ea9 | |
parent | 3ee3661f8f10e7f82094a89c40d9118630ab0a40 [diff] |
Introduce Register Units: Give each leaf register a number. First small step toward modeling multi-register multi-pressure. In the future, register units can also be used to model liveness and aliasing. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153794 91177308-0d34-0410-b5e6-96231b3b80d8