| commit | 6a3dbd3b25bbc99bd1a233d6a74ddea3493ba6ac | [log] [tgz] |
|---|---|---|
| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | Thu Mar 17 20:37:07 2011 +0000 |
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | Thu Mar 17 20:37:07 2011 +0000 |
| tree | 512a2f340823e0cb054136093b13d679f6200e6b | |
| parent | c74513d1b6e2f6c91533a23ebbdc47a6f1dfcc0c [diff] |
Dead code elimination may separate the live interval into multiple connected components. I have convinced myself that it can only happen when a phi value dies. When it happens, allocate new virtual registers for the components. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127827 91177308-0d34-0410-b5e6-96231b3b80d8