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Remember which MachineOperand we were processing, so we don't have to scan the list to find it again later.

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This speeds up live intervals from 0.37s to 0.30s on instcombine.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52745 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2008-06-25 23:39:39 +00:00
parent 48b0b882c7
commit 6b098dee28
2 changed files with 18 additions and 14 deletions
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6
include/llvm/CodeGen/LiveIntervalAnalysis.h
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@@ -328,20 +328,20 @@ namespace llvm {
/// handleVirtualRegisterDef)
void handleRegisterDef(MachineBasicBlock *MBB,
MachineBasicBlock::iterator MI, unsigned MIIdx,
unsigned reg);
MachineOperand& MO);
/// handleVirtualRegisterDef - update intervals for a virtual
/// register def
void handleVirtualRegisterDef(MachineBasicBlock *MBB,
MachineBasicBlock::iterator MI,
unsigned MIIdx,
unsigned MIIdx, MachineOperand& MO,
LiveInterval& interval);
/// handlePhysicalRegisterDef - update intervals for a physical register
/// def.
void handlePhysicalRegisterDef(MachineBasicBlock* mbb,
MachineBasicBlock::iterator mi,
unsigned MIIdx,
unsigned MIIdx, MachineOperand& MO,
LiveInterval &interval,
MachineInstr *CopyMI);