| //===-- SPIRVRegisterInfo.cpp - SPIR-V Register Information -----*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains the SPIR-V implementation of the TargetRegisterInfo class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "SPIRVRegisterInfo.h" |
| #include "SPIRV.h" |
| #include "SPIRVSubtarget.h" |
| #include "llvm/CodeGen/MachineFunction.h" |
| |
| #define GET_REGINFO_TARGET_DESC |
| #include "SPIRVGenRegisterInfo.inc" |
| using namespace llvm; |
| |
| SPIRVRegisterInfo::SPIRVRegisterInfo() : SPIRVGenRegisterInfo(SPIRV::ID0) {} |
| |
| BitVector SPIRVRegisterInfo::getReservedRegs(const MachineFunction &MF) const { |
| return BitVector(getNumRegs()); |
| } |
| |
| const MCPhysReg * |
| SPIRVRegisterInfo::getCalleeSavedRegs(const MachineFunction *MF) const { |
| static const MCPhysReg CalleeSavedReg = {0}; |
| return &CalleeSavedReg; |
| } |