| commit | 2b4c279a8e203fa8b13adf7ba3a5d4c8bef70df3 | [log] [tgz] |
|---|---|---|
| author | Chris Lattner <sabre@nondot.org> | Sat Oct 13 06:35:54 2007 +0000 |
| committer | Chris Lattner <sabre@nondot.org> | Sat Oct 13 06:35:54 2007 +0000 |
| tree | 22ff6683e796ecc8eba8f949304a24e376528fa2 | |
| parent | d1a23d573d5408be1cf52358fe03df0bfa07e16e [diff] |
Add a simple optimization to simplify the input to truncate and truncstore instructions, based on the knowledge that they don't demand the top bits. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42952 91177308-0d34-0410-b5e6-96231b3b80d8