1136   Register StackPtrReg = FuncInfo->getStackPtrOffsetReg();  in emitPrologue()  local
1152       assert(StackPtrReg != AMDGPU::SP_REG);  in emitPrologue()
1154       BuildMI(MBB, MBBI, DL, TII->get(AMDGPU::S_MOV_B32), StackPtrReg)  in emitPrologue()
1171                        FuncInfo->isChainFunction() ? Register() : StackPtrReg,  in emitPrologue()
1215         .addReg(StackPtrReg)  in emitPrologue()
1226         .addReg(StackPtrReg)  in emitPrologue()
1244         .addReg(StackPtrReg)  in emitPrologue()
1249     auto Add = BuildMI(MBB, MBBI, DL, TII->get(AMDGPU::S_ADD_I32), StackPtrReg)  in emitPrologue()
1250         .addReg(StackPtrReg)  in emitPrologue()
1302   const Register StackPtrReg = FuncInfo->getStackPtrOffsetReg();  in emitEpilogue()  local
1308       BuildMI(MBB, MBBI, DL, TII->get(AMDGPU::COPY), StackPtrReg)  in emitEpilogue()
1312       BuildMI(MBB, MBBI, DL, TII->get(AMDGPU::COPY), StackPtrReg)  in emitEpilogue()
1354                          FuncInfo->isChainFunction() ? Register() : StackPtrReg,  in emitEpilogue()