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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-03-27 17:06:09 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-03-27 17:06:09 +0000 |
| commit | 80799fbe3c048cc78aba59c389e4b33e936bc190 (patch) | |
| tree | a97c9b62538033cad6396486c431ddbf94dff6f7 /lib/CodeGen/MachineFunction.cpp | |
| parent | 33fa614b16db175d0687eb34aea3a080d0d237c2 (diff) | |
Branch folding may invalidate liveness.
Branch folding can use a register scavenger to update liveness
information when required. Don't do that if liveness information is
already invalid.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153517 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineFunction.cpp')
0 files changed, 0 insertions, 0 deletions