LLVM  15.0.0git
Macros | Typedefs | Functions
RISCVDisassembler.cpp File Reference
#include "MCTargetDesc/RISCVBaseInfo.h"
#include "MCTargetDesc/RISCVMCTargetDesc.h"
#include "TargetInfo/RISCVTargetInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCDecoderOps.h"
#include "llvm/MC/MCDisassembler/MCDisassembler.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/MC/TargetRegistry.h"
#include "llvm/Support/Endian.h"
#include "RISCVGenDisassemblerTables.inc"
Include dependency graph for RISCVDisassembler.cpp:

Go to the source code of this file.

Macros

#define DEBUG_TYPE   "riscv-disassembler"
 

Typedefs

typedef MCDisassembler::DecodeStatus DecodeStatus
 

Functions

static MCDisassembler * createRISCVDisassembler (const Target &T, const MCSubtargetInfo &STI, MCContext &Ctx)
 
LLVM_EXTERNAL_VISIBILITY void LLVMInitializeRISCVDisassembler ()
 
static DecodeStatus DecodeGPRRegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeFPR16RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeFPR32RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeFPR32CRegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeFPR64RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeFPR64CRegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeGPRNoX0RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeGPRNoX0X2RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeGPRCRegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeGPRPF64RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeVRRegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeVRM2RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeVRM4RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeVRM8RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus decodeVMaskReg (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static void addImplySP (MCInst &Inst, int64_t Address, const MCDisassembler *Decoder)
 
template<unsigned N>
static DecodeStatus decodeUImmOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
 
template<unsigned N>
static DecodeStatus decodeUImmNonZeroOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
 
template<unsigned N>
static DecodeStatus decodeSImmOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
 
template<unsigned N>
static DecodeStatus decodeSImmNonZeroOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
 
template<unsigned N>
static DecodeStatus decodeSImmOperandAndLsl1 (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus decodeCLUIImmOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus decodeFRMArg (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus decodeRVCInstrSImm (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus decodeRVCInstrRdSImm (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus decodeRVCInstrRdRs1UImm (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus decodeRVCInstrRdRs2 (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus decodeRVCInstrRdRs1Rs2 (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE   "riscv-disassembler"

Definition at line 28 of file RISCVDisassembler.cpp.

Typedef Documentation

◆ DecodeStatus

typedef MCDisassembler::DecodeStatus DecodeStatus

Definition at line 30 of file RISCVDisassembler.cpp.

Function Documentation

◆ addImplySP()

static void addImplySP ( MCInst &  Inst,
int64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 263 of file RISCVDisassembler.cpp.

References DecodeGPRRegisterClass(), and llvm::MCInst::getOpcode().

Referenced by decodeSImmOperand(), and decodeUImmOperand().

◆ createRISCVDisassembler()

static MCDisassembler* createRISCVDisassembler ( const Target &  T,
const MCSubtargetInfo &  STI,
MCContext &  Ctx 
)
static

Definition at line 47 of file RISCVDisassembler.cpp.

Referenced by LLVMInitializeRISCVDisassembler().

◆ decodeCLUIImmOperand()

static DecodeStatus decodeCLUIImmOperand ( MCInst &  Inst,
uint64_t  Imm,
int64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 331 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createImm(), llvm::RISCVMatInt::Imm, and llvm::MCDisassembler::Success.

◆ DecodeFPR16RegisterClass()

static DecodeStatus DecodeFPR16RegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 76 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, and llvm::MCDisassembler::Success.

◆ DecodeFPR32CRegisterClass()

static DecodeStatus DecodeFPR32CRegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 98 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, and llvm::MCDisassembler::Success.

◆ DecodeFPR32RegisterClass()

static DecodeStatus DecodeFPR32RegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 87 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, and llvm::MCDisassembler::Success.

◆ DecodeFPR64CRegisterClass()

static DecodeStatus DecodeFPR64CRegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 120 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, and llvm::MCDisassembler::Success.

◆ DecodeFPR64RegisterClass()

static DecodeStatus DecodeFPR64RegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 109 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, and llvm::MCDisassembler::Success.

◆ decodeFRMArg()

static DecodeStatus decodeFRMArg ( MCInst &  Inst,
uint64_t  Imm,
int64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 342 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createImm(), llvm::MCDisassembler::Fail, llvm::RISCVMatInt::Imm, llvm::RISCVFPRndMode::isValidRoundingMode(), and llvm::MCDisassembler::Success.

◆ DecodeGPRCRegisterClass()

static DecodeStatus DecodeGPRCRegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 151 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, and llvm::MCDisassembler::Success.

◆ DecodeGPRNoX0RegisterClass()

static DecodeStatus DecodeGPRNoX0RegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 131 of file RISCVDisassembler.cpp.

References DecodeGPRRegisterClass(), and llvm::MCDisassembler::Fail.

Referenced by DecodeGPRNoX0X2RegisterClass().

◆ DecodeGPRNoX0X2RegisterClass()

static DecodeStatus DecodeGPRNoX0X2RegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 142 of file RISCVDisassembler.cpp.

References DecodeGPRNoX0RegisterClass(), and llvm::MCDisassembler::Fail.

◆ DecodeGPRPF64RegisterClass()

static DecodeStatus DecodeGPRPF64RegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 162 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, and llvm::MCDisassembler::Success.

◆ DecodeGPRRegisterClass()

static DecodeStatus DecodeGPRRegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 61 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, llvm::MCSubtargetInfo::getFeatureBits(), llvm::MCDisassembler::getSubtargetInfo(), and llvm::MCDisassembler::Success.

Referenced by addImplySP(), DecodeGPRNoX0RegisterClass(), decodeRVCInstrRdRs1Rs2(), decodeRVCInstrRdRs1UImm(), decodeRVCInstrRdRs2(), and decodeRVCInstrRdSImm().

◆ decodeRVCInstrRdRs1Rs2()

static DecodeStatus decodeRVCInstrRdRs1Rs2 ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 420 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), DecodeGPRRegisterClass(), llvm::MCInst::getOperand(), Insn, and llvm::MCDisassembler::Success.

◆ decodeRVCInstrRdRs1UImm()

static DecodeStatus decodeRVCInstrRdRs1UImm ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 397 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), DecodeGPRRegisterClass(), llvm::MCInst::getOperand(), Insn, and llvm::MCDisassembler::Success.

◆ decodeRVCInstrRdRs2()

static DecodeStatus decodeRVCInstrRdRs2 ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 410 of file RISCVDisassembler.cpp.

References DecodeGPRRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ decodeRVCInstrRdSImm()

static DecodeStatus decodeRVCInstrRdSImm ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 385 of file RISCVDisassembler.cpp.

References assert(), DecodeGPRRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ decodeRVCInstrSImm()

static DecodeStatus decodeRVCInstrSImm ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 374 of file RISCVDisassembler.cpp.

References assert(), Insn, and llvm::MCDisassembler::Success.

◆ decodeSImmNonZeroOperand()

template<unsigned N>
static DecodeStatus decodeSImmNonZeroOperand ( MCInst &  Inst,
uint64_t  Imm,
int64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 311 of file RISCVDisassembler.cpp.

References llvm::MCDisassembler::Fail, and llvm::RISCVMatInt::Imm.

◆ decodeSImmOperand()

template<unsigned N>
static DecodeStatus decodeSImmOperand ( MCInst &  Inst,
uint64_t  Imm,
int64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 300 of file RISCVDisassembler.cpp.

References addImplySP(), llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createImm(), llvm::RISCVMatInt::Imm, and llvm::MCDisassembler::Success.

◆ decodeSImmOperandAndLsl1()

template<unsigned N>
static DecodeStatus decodeSImmOperandAndLsl1 ( MCInst &  Inst,
uint64_t  Imm,
int64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 320 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createImm(), llvm::RISCVMatInt::Imm, and llvm::MCDisassembler::Success.

◆ decodeUImmNonZeroOperand()

template<unsigned N>
static DecodeStatus decodeUImmNonZeroOperand ( MCInst &  Inst,
uint64_t  Imm,
int64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 291 of file RISCVDisassembler.cpp.

References llvm::MCDisassembler::Fail, and llvm::RISCVMatInt::Imm.

◆ decodeUImmOperand()

template<unsigned N>
static DecodeStatus decodeUImmOperand ( MCInst &  Inst,
uint64_t  Imm,
int64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 281 of file RISCVDisassembler.cpp.

References addImplySP(), llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createImm(), llvm::RISCVMatInt::Imm, and llvm::MCDisassembler::Success.

◆ decodeVMaskReg()

static DecodeStatus decodeVMaskReg ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 244 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, and llvm::MCDisassembler::Success.

◆ DecodeVRM2RegisterClass()

static DecodeStatus DecodeVRM2RegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 184 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, llvm::MCRegisterInfo::getMatchingSuperReg(), and llvm::MCDisassembler::Success.

◆ DecodeVRM4RegisterClass()

static DecodeStatus DecodeVRM4RegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 204 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, llvm::MCRegisterInfo::getMatchingSuperReg(), and llvm::MCDisassembler::Success.

◆ DecodeVRM8RegisterClass()

static DecodeStatus DecodeVRM8RegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 224 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, llvm::MCRegisterInfo::getMatchingSuperReg(), and llvm::MCDisassembler::Success.

◆ DecodeVRRegisterClass()

static DecodeStatus DecodeVRRegisterClass ( MCInst &  Inst,
uint64_t  RegNo,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 173 of file RISCVDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, and llvm::MCDisassembler::Success.

◆ LLVMInitializeRISCVDisassembler()

LLVM_EXTERNAL_VISIBILITY void LLVMInitializeRISCVDisassembler ( )

Definition at line 53 of file RISCVDisassembler.cpp.

References createRISCVDisassembler(), llvm::getTheRISCV32Target(), llvm::getTheRISCV64Target(), and llvm::TargetRegistry::RegisterMCDisassembler().

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