| commit | 0465bcffbbffb5ff5f420787b4350cb8abb196f7 | [log] [tgz] |
|---|---|---|
| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | Fri Jun 18 22:29:44 2010 +0000 |
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | Fri Jun 18 22:29:44 2010 +0000 |
| tree | 0a93caba63fa7bd50f0ab959cd83a4d84e9cb85a | |
| parent | 6a5e2832d0a30719602f9befe61f35ab19299de7 [diff] |
TwoAddressInstructionPass::CoalesceExtSubRegs can insert INSERT_SUBREG instructions, but it doesn't really understand live ranges, so the first INSERT_SUBREG uses an implicitly defined register. Fix it in LiveVariableAnalysis by adding the <undef> flag. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106333 91177308-0d34-0410-b5e6-96231b3b80d8