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[NFC][llvm][MIRVRegNamerUtils] Moving methods around. Making some private. 

Making all externally unused methods private in MIRVRegNamerUtils.h.
Moving or deleting a couple other methods around.
This commit is contained in:
Puyan Lotfi 2019-12-12 03:27:47 -05:00
parent 6c79095576
commit 756db63af9
2 changed files with 9 additions and 13 deletions
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7
llvm/lib/CodeGen/MIRVRegNamerUtils.cpp
View File

@ -95,7 +95,7 @@ unsigned VRegRenamer::createVirtualRegister(unsigned VReg) {
bool VRegRenamer::renameInstsInMBB(MachineBasicBlock *MBB) {
std::vector<NamedVReg> VRegs;
std::string Prefix = "bb" + std::to_string(getCurrentBBNumber()) + "_";
std::string Prefix = "bb" + std::to_string(CurrentBBNumber) + "_";
for (MachineInstr &Candidate : *MBB) {
// Don't rename stores/branches.
if (Candidate.mayStore() || Candidate.isBranch())
@ -114,11 +114,6 @@ bool VRegRenamer::renameInstsInMBB(MachineBasicBlock *MBB) {
return VRegs.size() ? doVRegRenaming(getVRegRenameMap(VRegs)) : false;
}
bool VRegRenamer::renameVRegs(MachineBasicBlock *MBB, unsigned BBNum) {
CurrentBBNumber = BBNum;
return renameInstsInMBB(MBB);
}
unsigned VRegRenamer::createVirtualRegisterWithLowerName(unsigned VReg,
StringRef Name) {
std::string LowerName = Name.lower();

15
llvm/lib/CodeGen/MIRVRegNamerUtils.h
View File

@ -64,10 +64,6 @@ class VRegRenamer {
/// Perform replacing of registers based on the <old,new> vreg map.
bool doVRegRenaming(const std::map<unsigned, unsigned> &VRegRenameMap);
public:
VRegRenamer() = delete;
VRegRenamer(MachineRegisterInfo &MRI) : MRI(MRI) {}
/// createVirtualRegister - Given an existing vreg, create a named vreg to
/// take its place. The name is determined by calling
/// getInstructionOpcodeHash.
@ -80,11 +76,16 @@ public:
/// Names are as follows bb<BBNum>_hash_[0-9]+
bool renameInstsInMBB(MachineBasicBlock *MBB);
public:
VRegRenamer() = delete;
VRegRenamer(MachineRegisterInfo &MRI) : MRI(MRI) {}
/// Same as the above, but sets a BBNum depending on BB traversal that
/// will be used as prefix for the vreg names.
bool renameVRegs(MachineBasicBlock *MBB, unsigned BBNum);
unsigned getCurrentBBNumber() const { return CurrentBBNumber; }
bool renameVRegs(MachineBasicBlock *MBB, unsigned BBNum) {
CurrentBBNumber = BBNum;
return renameInstsInMBB(MBB);
}
};
} // namespace llvm