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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-02-04 05:20:49 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-02-04 05:20:49 +0000 |
| commit | 3b1088a2cc15a39c7a7b8dd95a56143f1dda6863 (patch) | |
| tree | ce23a7d61d6e930ded118c1537fa962ac6df2b09 /include/llvm/CodeGen/LiveIntervalAnalysis.h | |
| parent | edc8db87dc2ed4d2971e7f50464f5f4d0fead537 (diff) | |
| download | llvm-3b1088a2cc15a39c7a7b8dd95a56143f1dda6863.tar.gz llvm-3b1088a2cc15a39c7a7b8dd95a56143f1dda6863.tar.bz2 llvm-3b1088a2cc15a39c7a7b8dd95a56143f1dda6863.tar.xz | |
Don't store COPY pointers in VNInfo.
If a value is defined by a COPY, that instuction can easily and cheaply
be found by getInstructionFromIndex(VNI->def).
This reduces the size of VNInfo from 24 to 16 bytes, and improves
llc compile time by 3%.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149763 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/CodeGen/LiveIntervalAnalysis.h')
| -rw-r--r-- | include/llvm/CodeGen/LiveIntervalAnalysis.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/include/llvm/CodeGen/LiveIntervalAnalysis.h b/include/llvm/CodeGen/LiveIntervalAnalysis.h index 3492168774..d0e56e4dc6 100644 --- a/include/llvm/CodeGen/LiveIntervalAnalysis.h +++ b/include/llvm/CodeGen/LiveIntervalAnalysis.h @@ -298,8 +298,7 @@ namespace llvm { void handlePhysicalRegisterDef(MachineBasicBlock* mbb, MachineBasicBlock::iterator mi, SlotIndex MIIdx, MachineOperand& MO, - LiveInterval &interval, - MachineInstr *CopyMI); + LiveInterval &interval); /// handleLiveInRegister - Create interval for a livein register. void handleLiveInRegister(MachineBasicBlock* mbb, |