/// setRegClass - Set the register class of the specified virtual register.
///
- void setRegClass(unsigned Reg, const TargetRegisterClass *RC) {
- unsigned VR = Reg;
- Reg -= TargetRegisterInfo::FirstVirtualRegister;
- assert(Reg < VRegInfo.size() && "Invalid vreg!");
- const TargetRegisterClass *OldRC = VRegInfo[Reg].first;
- VRegInfo[Reg].first = RC;
-
- // Remove from old register class's vregs list. This may be slow but
- // fortunately this operation is rarely needed.
- std::vector<unsigned> &VRegs = RegClass2VRegMap[OldRC->getID()];
- std::vector<unsigned>::iterator I=std::find(VRegs.begin(), VRegs.end(), VR);
- VRegs.erase(I);
+ void setRegClass(unsigned Reg, const TargetRegisterClass *RC);
- // Add to new register class's vregs list.
- RegClass2VRegMap[RC->getID()].push_back(VR);
- }
-
/// createVirtualRegister - Create and return a new virtual register in the
/// function with the specified register class.
///
delete [] PhysRegUseDefLists;
}
+/// setRegClass - Set the register class of the specified virtual register.
+///
+void
+MachineRegisterInfo::setRegClass(unsigned Reg, const TargetRegisterClass *RC) {
+ unsigned VR = Reg;
+ Reg -= TargetRegisterInfo::FirstVirtualRegister;
+ assert(Reg < VRegInfo.size() && "Invalid vreg!");
+ const TargetRegisterClass *OldRC = VRegInfo[Reg].first;
+ VRegInfo[Reg].first = RC;
+
+ // Remove from old register class's vregs list. This may be slow but
+ // fortunately this operation is rarely needed.
+ std::vector<unsigned> &VRegs = RegClass2VRegMap[OldRC->getID()];
+ std::vector<unsigned>::iterator I=std::find(VRegs.begin(), VRegs.end(), VR);
+ VRegs.erase(I);
+
+ // Add to new register class's vregs list.
+ RegClass2VRegMap[RC->getID()].push_back(VR);
+}
+
/// createVirtualRegister - Create and return a new virtual register in the
/// function with the specified register class.
///