| commit | d91d5bfc95b488509fe376c08d9fcdbe705a75f7 | [log] [tgz] |
|---|---|---|
| author | Bob Wilson <bob.wilson@apple.com> | Tue Jun 29 18:42:49 2010 +0000 |
| committer | Bob Wilson <bob.wilson@apple.com> | Tue Jun 29 18:42:49 2010 +0000 |
| tree | 06ec1a097f0cb5ebbe3510e8e80a0bc0bade92e8 | |
| parent | e5561b04e49023adbc330fbf3b1c94fd07deab92 [diff] |
Fix a register scavenger crash when dealing with undefined subregs. The LowerSubregs pass needs to preserve implicit def operands attached to EXTRACT_SUBREG instructions when it replaces those instructions with copies. llvm-svn: 107189