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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-05-10 17:37:41 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-05-10 17:37:41 +0000 |
| commit | bdda37d7fbafe6876f248341837423a4100f95a5 (patch) | |
| tree | 19a15ab39a313eee8b388aa6e4e4f1f6ad46d705 /lib/CodeGen/SplitKit.cpp | |
| parent | 0d450dc65906a30beb56aeb1ee22b45b1cd4596c (diff) | |
| download | llvm-bdda37d7fbafe6876f248341837423a4100f95a5.tar.gz llvm-bdda37d7fbafe6876f248341837423a4100f95a5.tar.bz2 llvm-bdda37d7fbafe6876f248341837423a4100f95a5.tar.xz | |
Fix PR9883. Make sure all caches are invalidated when a live range is repaired.
The previous invalidation missed the alias interference caches.
Also add a stats counter for the number of repaired ranges.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131133 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SplitKit.cpp')
| -rw-r--r-- | lib/CodeGen/SplitKit.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp index 739ba36274..55ae97c792 100644 --- a/lib/CodeGen/SplitKit.cpp +++ b/lib/CodeGen/SplitKit.cpp @@ -32,6 +32,7 @@ STATISTIC(NumFinished, "Number of splits finished"); STATISTIC(NumSimple, "Number of splits that were simple"); STATISTIC(NumCopies, "Number of copies inserted for splitting"); STATISTIC(NumRemats, "Number of rematerialized defs for splitting"); +STATISTIC(NumRepairs, "Number of invalid live ranges repaired"); //===----------------------------------------------------------------------===// // Split Analysis @@ -123,6 +124,7 @@ void SplitAnalysis::analyzeUses() { // FIXME: calcLiveBlockInfo found inconsistencies in the live range. // I am looking at you, SimpleRegisterCoalescing! DidRepairRange = true; + ++NumRepairs; DEBUG(dbgs() << "*** Fixing inconsistent live interval! ***\n"); const_cast<LiveIntervals&>(LIS) .shrinkToUses(const_cast<LiveInterval*>(CurLI)); |