| commit | f63ae2159d2c20ea239e4c6d4e74bd2f14ebd408 | [log] [tgz] |
|---|---|---|
| author | Andrew Trick <atrick@apple.com> | Wed Sep 28 17:02:54 2011 +0000 |
| committer | Andrew Trick <atrick@apple.com> | Wed Sep 28 17:02:54 2011 +0000 |
| tree | 4900225107d73763e0f5d11b1b8e0839174a64cf | |
| parent | ed0e4c85c4c022ca593d5651b88ddfbc86730ba6 [diff] |
indvars: generalize SCEV getPreStartForSignExtend. Handle general Add expressions to avoid leaving around redundant 32-bit IVs. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140701 91177308-0d34-0410-b5e6-96231b3b80d8