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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-04-20 18:45:47 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-04-20 18:45:47 +0000 |
| commit | 354909d99898c56df5f930b1f3352979d66cfea3 (patch) | |
| tree | 5742ed1e477c117df74522baaecb3f2716b3e1ca /lib/CodeGen/RegAllocPBQP.cpp | |
| parent | 44322bd01c13824cbb151662300f13ff23efd6e2 (diff) | |
| download | external_llvm-354909d99898c56df5f930b1f3352979d66cfea3.zip external_llvm-354909d99898c56df5f930b1f3352979d66cfea3.tar.gz external_llvm-354909d99898c56df5f930b1f3352979d66cfea3.tar.bz2 | |
When MachineLICM is hoisting a physical register after regalloc, make sure the
register is not killed in the loop.
This fixes 188.ammp on ARM where the post-ra scheduler would grab a register
that looked available but wasn't.
A testcase would be huge and fragile, sorry.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101930 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/RegAllocPBQP.cpp')
0 files changed, 0 insertions, 0 deletions