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CodeGen: switch raw array to std::vector

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llvm-svn: 216355
This commit is contained in:
Dylan Noblesmith 2014-08-25 00:28:31 +00:00
parent e54005405b
commit 1aea077cb0
2 changed files with 2 additions and 10 deletions
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3
include/llvm/CodeGen/MachineRegisterInfo.h
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@ -70,7 +70,7 @@ private:
/// PhysRegUseDefLists - This is an array of the head of the use/def list for
/// physical registers.
MachineOperand **PhysRegUseDefLists;
std::vector<MachineOperand *> PhysRegUseDefLists;
/// getRegUseDefListHead - Return the head pointer for the register use/def
/// list for the specified virtual or physical register.
@ -124,7 +124,6 @@ private:
void operator=(const MachineRegisterInfo&) LLVM_DELETED_FUNCTION;
public:
explicit MachineRegisterInfo(const MachineFunction *MF);
~MachineRegisterInfo();
const TargetRegisterInfo *getTargetRegisterInfo() const {
return MF->getSubtarget().getRegisterInfo();

9
lib/CodeGen/MachineRegisterInfo.cpp
View File

@ -31,14 +31,7 @@ MachineRegisterInfo::MachineRegisterInfo(const MachineFunction *MF)
UsedPhysRegMask.resize(getTargetRegisterInfo()->getNumRegs());
// Create the physreg use/def lists.
PhysRegUseDefLists =
new MachineOperand*[getTargetRegisterInfo()->getNumRegs()];
memset(PhysRegUseDefLists, 0,
sizeof(MachineOperand*)*getTargetRegisterInfo()->getNumRegs());
}
MachineRegisterInfo::~MachineRegisterInfo() {
delete [] PhysRegUseDefLists;
PhysRegUseDefLists.resize(getTargetRegisterInfo()->getNumRegs(), nullptr);
}
/// setRegClass - Set the register class of the specified virtual register.