xref: /freebsd/contrib/llvm-project/llvm/lib/Target/SPIRV/SPIRVRegisterInfo.h (revision bdd1243df58e60e85101c09001d9812a789b6bc4)
181ad6265SDimitry Andric //===-- SPIRVRegisterInfo.h - SPIR-V Register Information -------*- C++ -*-===//
281ad6265SDimitry Andric //
381ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
481ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
581ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
681ad6265SDimitry Andric //
781ad6265SDimitry Andric //===----------------------------------------------------------------------===//
881ad6265SDimitry Andric //
981ad6265SDimitry Andric // This file contains the SPIR-V implementation of the TargetRegisterInfo class.
1081ad6265SDimitry Andric //
1181ad6265SDimitry Andric //===----------------------------------------------------------------------===//
1281ad6265SDimitry Andric 
1381ad6265SDimitry Andric #ifndef LLVM_LIB_TARGET_SPIRV_SPIRVREGISTERINFO_H
1481ad6265SDimitry Andric #define LLVM_LIB_TARGET_SPIRV_SPIRVREGISTERINFO_H
1581ad6265SDimitry Andric 
1681ad6265SDimitry Andric #include "llvm/CodeGen/TargetRegisterInfo.h"
1781ad6265SDimitry Andric 
1881ad6265SDimitry Andric #define GET_REGINFO_HEADER
1981ad6265SDimitry Andric #include "SPIRVGenRegisterInfo.inc"
2081ad6265SDimitry Andric 
2181ad6265SDimitry Andric namespace llvm {
2281ad6265SDimitry Andric 
2381ad6265SDimitry Andric struct SPIRVRegisterInfo : public SPIRVGenRegisterInfo {
2481ad6265SDimitry Andric   SPIRVRegisterInfo();
2581ad6265SDimitry Andric   const MCPhysReg *getCalleeSavedRegs(const MachineFunction *MF) const override;
2681ad6265SDimitry Andric   BitVector getReservedRegs(const MachineFunction &MF) const override;
27*bdd1243dSDimitry Andric   bool eliminateFrameIndex(MachineBasicBlock::iterator MI, int SPAdj,
2881ad6265SDimitry Andric                            unsigned FIOperandNum,
29*bdd1243dSDimitry Andric                            RegScavenger *RS = nullptr) const override {
30*bdd1243dSDimitry Andric     return false;
31*bdd1243dSDimitry Andric   }
getFrameRegisterSPIRVRegisterInfo3281ad6265SDimitry Andric   Register getFrameRegister(const MachineFunction &MF) const override {
3381ad6265SDimitry Andric     return 0;
3481ad6265SDimitry Andric   }
3581ad6265SDimitry Andric };
3681ad6265SDimitry Andric } // namespace llvm
3781ad6265SDimitry Andric 
3881ad6265SDimitry Andric #endif // LLVM_LIB_TARGET_SPIRV_SPIRVREGISTERINFO_H
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