diff options
Diffstat (limited to 'include/llvm/CodeGen/LiveIntervalAnalysis.h')
| -rw-r--r-- | include/llvm/CodeGen/LiveIntervalAnalysis.h | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/include/llvm/CodeGen/LiveIntervalAnalysis.h b/include/llvm/CodeGen/LiveIntervalAnalysis.h index ef48453b10..362b3545fb 100644 --- a/include/llvm/CodeGen/LiveIntervalAnalysis.h +++ b/include/llvm/CodeGen/LiveIntervalAnalysis.h @@ -118,11 +118,6 @@ namespace llvm { return I->second; } - bool hasInterval(unsigned reg) const { - Reg2IntervalMap::const_iterator I = r2iMap_.find(reg); - return I != r2iMap_.end(); - } - /// getMBBStartIdx - Return the base index of the first instruction in the /// specified MachineBasicBlock. unsigned getMBBStartIdx(MachineBasicBlock *MBB) const { @@ -194,7 +189,6 @@ namespace llvm { /// copies that cannot yet be coallesced into the "TryAgain" list. void CopyCoallesceInMBB(MachineBasicBlock *MBB, std::vector<CopyRec> &TryAgain); - /// JoinCopy - Attempt to join intervals corresponding to SrcReg/DstReg, /// which are the src/dst of the copy instruction CopyMI. This returns true /// if the copy was successfully coallesced away, or if it is never possible @@ -239,9 +233,6 @@ namespace llvm { LiveInterval &interval, unsigned SrcReg); - /// handleLiveInRegister - Create interval for a livein register. - void handleLiveInRegister(MachineBasicBlock* mbb, LiveInterval &interval); - /// Return true if the two specified registers belong to different /// register classes. The registers may be either phys or virt regs. bool differingRegisterClasses(unsigned RegA, unsigned RegB) const; @@ -250,16 +241,11 @@ namespace llvm { bool AdjustCopiesBackFrom(LiveInterval &IntA, LiveInterval &IntB, MachineInstr *CopyMI); - /// hasRegisterUse - Returns true if there is any use of the specific - /// reg between indexes Start and End. - bool hasRegisterUse(unsigned Reg, unsigned Start, unsigned End); + bool overlapsAliases(const LiveInterval *lhs, + const LiveInterval *rhs) const; static LiveInterval createInterval(unsigned Reg); - void removeInterval(unsigned Reg) { - r2iMap_.erase(Reg); - } - LiveInterval &getOrCreateInterval(unsigned reg) { Reg2IntervalMap::iterator I = r2iMap_.find(reg); if (I == r2iMap_.end()) |