| commit | cd9e155755dab1913238ffc0374111a39d500adf | [log] [tgz] |
|---|---|---|
| author | Dan Gohman <gohman@apple.com> | Tue Jan 19 23:30:49 2010 +0000 |
| committer | Dan Gohman <gohman@apple.com> | Tue Jan 19 23:30:49 2010 +0000 |
| tree | dca492914248b99ff3fd5ddff75e3edf2ad66201 | |
| parent | cb9a6aab02f07cda005c7c078d8e4a3463017866 [diff] |
Fold (add x, shl(0 - y, n)) -> sub(x, shl(y, n)), to simplify some code that SCEVExpander can produce when running on behalf of LSR. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93949 91177308-0d34-0410-b5e6-96231b3b80d8