llvm-project/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.h

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//===-- AMDGPUDisassembler.hpp - Disassembler for AMDGPU ISA ---*- C++ -*--===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
/// \file
///
/// This file contains declaration for AMDGPU ISA disassembler
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_AMDGPU_DISASSEMBLER_AMDGPUDISASSEMBLER_H
#define LLVM_LIB_TARGET_AMDGPU_DISASSEMBLER_AMDGPUDISASSEMBLER_H
#include "llvm/ADT/ArrayRef.h"
#include "llvm/MC/MCDisassembler/MCDisassembler.h"
namespace llvm {
class MCContext;
class MCInst;
class MCOperand;
class MCSubtargetInfo;
class Twine;
class AMDGPUDisassembler : public MCDisassembler {
private:
mutable ArrayRef<uint8_t> Bytes;
public:
AMDGPUDisassembler(const MCSubtargetInfo &STI, MCContext &Ctx) :
MCDisassembler(STI, Ctx) {}
~AMDGPUDisassembler() {}
DecodeStatus getInstruction(MCInst &MI, uint64_t &Size,
ArrayRef<uint8_t> Bytes, uint64_t Address,
raw_ostream &WS, raw_ostream &CS) const override;
const char* getRegClassName(unsigned RegClassID) const;
MCOperand createRegOperand(unsigned int RegId) const;
MCOperand createRegOperand(unsigned RegClassID, unsigned Val) const;
MCOperand createSRegOperand(unsigned SRegClassID, unsigned Val) const;
MCOperand errOperand(unsigned V, const llvm::Twine& ErrMsg) const;
DecodeStatus tryDecodeInst(const uint8_t* Table,
MCInst &MI,
uint64_t Inst,
uint64_t Address) const;
MCOperand decodeOperand_VGPR_32(unsigned Val) const;
MCOperand decodeOperand_VS_32(unsigned Val) const;
MCOperand decodeOperand_VS_64(unsigned Val) const;
MCOperand decodeOperand_VReg_64(unsigned Val) const;
MCOperand decodeOperand_VReg_96(unsigned Val) const;
MCOperand decodeOperand_VReg_128(unsigned Val) const;
MCOperand decodeOperand_SReg_32(unsigned Val) const;
MCOperand decodeOperand_SReg_32_XM0(unsigned Val) const;
MCOperand decodeOperand_SReg_64(unsigned Val) const;
MCOperand decodeOperand_SReg_128(unsigned Val) const;
MCOperand decodeOperand_SReg_256(unsigned Val) const;
MCOperand decodeOperand_SReg_512(unsigned Val) const;
enum OpWidthTy {
OPW32,
OPW64,
OPW128,
OPW_LAST_,
OPW_FIRST_ = OPW32
};
unsigned getVgprClassId(const OpWidthTy Width) const;
unsigned getSgprClassId(const OpWidthTy Width) const;
unsigned getTtmpClassId(const OpWidthTy Width) const;
static MCOperand decodeIntImmed(unsigned Imm);
static MCOperand decodeFPImmed(bool Is32, unsigned Imm);
MCOperand decodeLiteralConstant() const;
MCOperand decodeSrcOp(const OpWidthTy Width, unsigned Val) const;
MCOperand decodeSpecialReg32(unsigned Val) const;
MCOperand decodeSpecialReg64(unsigned Val) const;
};
} // namespace llvm
#endif //LLVM_LIB_TARGET_AMDGPU_DISASSEMBLER_AMDGPUDISASSEMBLER_H