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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2009-11-10 22:01:05 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2009-11-10 22:01:05 +0000 |
| commit | f235f13931835b3335f3f2ff2d3060381b93626c (patch) | |
| tree | 3388d35b748a3c11118e4f20203141a6c76599e3 /lib/Analysis/DebugInfo.cpp | |
| parent | e35e3c33dc5533dd1e8ab7d9f4039cc1429d56aa (diff) | |
Teach PHIElimination to split critical edges when -split-phi-edges is enabled.
Critical edges leading to a PHI node are split when the PHI source variable is
live out from the predecessor block. This help the coalescer eliminate more
PHI joins.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86725 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/DebugInfo.cpp')
0 files changed, 0 insertions, 0 deletions