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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2009-08-08 13:18:47 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2009-08-08 13:18:47 +0000 |
| commit | dffb051c21d32209c601ca0ca6baae75b6c6463f (patch) | |
| tree | f72fce48e93ea8ecaad15d40472456bceb4de997 /lib/CodeGen/MachineVerifier.cpp | |
| parent | 20c08e534f04cafab755ce9c78882a954c0fb032 (diff) | |
Simplify RegScavenger::forward a bit more.
Verify that early clobber registers and their aliases are not used.
All changes to RegsAvailable are now done as a transaction so the order of
operands makes no difference.
The included test case is from PR4686. It has behaviour that was dependent on the order of operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78465 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineVerifier.cpp')
0 files changed, 0 insertions, 0 deletions