| commit | 2ef661b0e8de0d4186c5f9cc990adce0a2493b17 | [log] [tgz] |
|---|---|---|
| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | Tue Mar 29 03:12:02 2011 +0000 |
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | Tue Mar 29 03:12:02 2011 +0000 |
| tree | fdec38eb926c98cc7b8ec8b208f0549cfaecaa2f | |
| parent | 8470475d6b684b7f9a4871dd90e4382ad8a509b2 [diff] |
Properly enable rematerialization when spilling after live range splitting. The instruction to be rematerialized may not be the one defining the register that is being spilled. The traceSiblingValue() function sees through sibling copies to find the remat candidate. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128449 91177308-0d34-0410-b5e6-96231b3b80d8