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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-07-23 03:10:17 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-07-23 03:10:17 +0000 |
| commit | c7931fd725b390142f9112952b1426560000e6b4 (patch) | |
| tree | e288ae68858be1bd495473da76a1c09ca32b301a /lib/CodeGen/InterferenceCache.cpp | |
| parent | 59a4f9af0a2e94ec04840a066251eca34bf3e3f8 (diff) | |
| download | external_llvm-c7931fd725b390142f9112952b1426560000e6b4.zip external_llvm-c7931fd725b390142f9112952b1426560000e6b4.tar.gz external_llvm-c7931fd725b390142f9112952b1426560000e6b4.tar.bz2 | |
Allow null interference cursors to be queried.
They always report 'no interference'.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135843 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/InterferenceCache.cpp')
| -rw-r--r-- | lib/CodeGen/InterferenceCache.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/CodeGen/InterferenceCache.cpp b/lib/CodeGen/InterferenceCache.cpp index a09bb39..29b47bd 100644 --- a/lib/CodeGen/InterferenceCache.cpp +++ b/lib/CodeGen/InterferenceCache.cpp @@ -18,10 +18,13 @@ using namespace llvm; +// Static member used for null interference cursors. +InterferenceCache::BlockInterference InterferenceCache::Cursor::NoInterference; + void InterferenceCache::init(MachineFunction *mf, LiveIntervalUnion *liuarray, SlotIndexes *indexes, - const TargetRegisterInfo *tri) { + const TargetRegisterInfo *tri) { MF = mf; LIUArray = liuarray; TRI = tri; |