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| author | Evan Cheng <evan.cheng@apple.com> | 2009-02-08 11:04:35 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-02-08 11:04:35 +0000 |
| commit | 0a1fcce09230e9b4bd30a8f07447aa075dce7470 (patch) | |
| tree | 4c231f234610070704963a861fb538ebd859d98b /include | |
| parent | 86fb9fdb2000213d3cd5a082e8501cb8fe974a14 (diff) | |
| download | llvm-0a1fcce09230e9b4bd30a8f07447aa075dce7470.tar.gz llvm-0a1fcce09230e9b4bd30a8f07447aa075dce7470.tar.bz2 llvm-0a1fcce09230e9b4bd30a8f07447aa075dce7470.tar.xz | |
Fix PR3486. Fix a bug in code that manually patch physical register live interval after its sub-register is coalesced with a virtual register.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64082 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
| -rw-r--r-- | include/llvm/CodeGen/LiveIntervalAnalysis.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/llvm/CodeGen/LiveIntervalAnalysis.h b/include/llvm/CodeGen/LiveIntervalAnalysis.h index b87214f5e2..aec72858c8 100644 --- a/include/llvm/CodeGen/LiveIntervalAnalysis.h +++ b/include/llvm/CodeGen/LiveIntervalAnalysis.h @@ -282,6 +282,10 @@ namespace llvm { I = r2iMap_.insert(std::make_pair(reg, createInterval(reg))).first; return *I->second; } + + /// dupInterval - Duplicate a live interval. The caller is responsible for + /// managing the allocated memory. + LiveInterval *dupInterval(LiveInterval *li); /// addLiveRangeToEndOfBlock - Given a register and an instruction, /// adds a live range from that instruction to the end of its MBB. |