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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-18 01:06:19 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-18 01:06:19 +0000 |
| commit | dfe3b6d2a9a452f2fd748416cd8e4c2583e0e8c5 (patch) | |
| tree | dee4127d09fd88c857b2cfafc67d83d18b657399 /lib/CodeGen/MachineFunctionPass.cpp | |
| parent | bb1744ec1531fff3fd22fdfcd65f0f72d99c4fa5 (diff) | |
Check that the register is live-in to the loop header before inserting copies in
the loop predecessors.
The register can be live-out from a predecessor without being live-in to the
loop header if there is a critical edge from the predecessor.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122123 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineFunctionPass.cpp')
0 files changed, 0 insertions, 0 deletions