| commit | 3c12fc4342291ee5b3d05c69a0c96c671bbb86f3 | [log] [tgz] |
|---|---|---|
| author | Evan Cheng <evan.cheng@apple.com> | Fri Sep 12 18:13:14 2008 +0000 |
| committer | Evan Cheng <evan.cheng@apple.com> | Fri Sep 12 18:13:14 2008 +0000 |
| tree | d2b66065efd362cdb0406e5feca0055dd59adb12 | |
| parent | be12fd1f4f8773a2c3f5e9712406cc4e983197c8 [diff] |
On some targets, non-move instructions can become move instructions because of coalescing. e.g. vr2 = OR vr0, vr1 => vr2 = OR vr1, vr1 // after coalescing vr0 with vr1 Update the value# of the destination register with the copy instruction if that happens. llvm-svn: 56165