diff options
Diffstat (limited to 'lib/CodeGen/MachineRegisterInfo.cpp')
| -rw-r--r-- | lib/CodeGen/MachineRegisterInfo.cpp | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/lib/CodeGen/MachineRegisterInfo.cpp b/lib/CodeGen/MachineRegisterInfo.cpp index 6ec55247bf..08bf1ae910 100644 --- a/lib/CodeGen/MachineRegisterInfo.cpp +++ b/lib/CodeGen/MachineRegisterInfo.cpp @@ -22,7 +22,8 @@ MachineRegisterInfo::MachineRegisterInfo(const TargetRegisterInfo &TRI) VRegInfo.reserve(256); RegAllocHints.reserve(256); UsedPhysRegs.resize(TRI.getNumRegs()); - + UsedPhysRegMask.resize(TRI.getNumRegs()); + // Create the physreg use/def lists. PhysRegUseDefLists = new MachineOperand*[TRI.getNumRegs()]; memset(PhysRegUseDefLists, 0, sizeof(MachineOperand*)*TRI.getNumRegs()); @@ -244,15 +245,6 @@ MachineRegisterInfo::EmitLiveInCopies(MachineBasicBlock *EntryMBB, } } -void MachineRegisterInfo::closePhysRegsUsed(const TargetRegisterInfo &TRI) { - for (int i = UsedPhysRegs.find_first(); i >= 0; - i = UsedPhysRegs.find_next(i)) - for (const unsigned *SS = TRI.getSubRegisters(i); - unsigned SubReg = *SS; ++SS) - if (SubReg > unsigned(i)) - UsedPhysRegs.set(SubReg); -} - #ifndef NDEBUG void MachineRegisterInfo::dumpUses(unsigned Reg) const { for (use_iterator I = use_begin(Reg), E = use_end(); I != E; ++I) |