| commit | 8f0ad582e81e24f2ab35f9e9d2308339c8e8cbeb | [log] [tgz] |
|---|---|---|
| author | Dan Gohman <gohman@apple.com> | Mon Apr 28 16:58:24 2008 +0000 |
| committer | Dan Gohman <gohman@apple.com> | Mon Apr 28 16:58:24 2008 +0000 |
| tree | 0ce6f47a7471f58f537749c16168b76f2dfb2731 | |
| parent | beb4d8293d5311c4581fd3d914f865e358af53a5 [diff] |
Teach DAGCombine to convert (sext x) to (zext x) when the sign-bit of x is known to be zero. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50357 91177308-0d34-0410-b5e6-96231b3b80d8