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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82536 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2009-09-22 08:47:59 +00:00
parent 60c7df2c93
commit dace0ed8c7
1 changed files with 4 additions and 2 deletions
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6
include/llvm/CodeGen/LiveVariables.h
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@ -34,6 +34,7 @@
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/ADT/BitVector.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/SparseBitVector.h"
@ -151,8 +152,9 @@ private: // Intermediate data structures
void HandlePhysRegDef(unsigned Reg, MachineInstr *MI);
/// FindLastPartialDef - Return the last partial def of the specified register.
/// Also returns the sub-register that's defined.
MachineInstr *FindLastPartialDef(unsigned Reg, unsigned &PartDefReg);
/// Also returns the sub-registers that're defined by the instruction.
MachineInstr *FindLastPartialDef(unsigned Reg,
SmallSet<unsigned,4> &PartDefRegs);
/// hasRegisterUseBelow - Return true if the specified register is used after
/// the current instruction and before its next definition.