CSKYDisassembler.cpp File Reference

#include "MCTargetDesc/CSKYBaseInfo.h"
#include "MCTargetDesc/CSKYMCTargetDesc.h"
#include "TargetInfo/CSKYTargetInfo.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCDecoder.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 "CSKYGenDisassemblerTables.inc"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "csky-disassembler"

Functions
static MCDisassembler *	createCSKYDisassembler (const Target &T, const MCSubtargetInfo &STI, MCContext &Ctx)
LLVM_EXTERNAL_VISIBILITY void	LLVMInitializeCSKYDisassembler ()
static DecodeStatus	DecodeGPRRegisterClass (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	DecodesFPR32RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodesFPR64RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodesFPR64_VRegisterClass (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 LLVM_ATTRIBUTE_UNUSED DecodeStatus	DecodesFPR128RegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodesGPRRegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodemGPRRegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodeGPRSPRegisterClass (MCInst &Inst, const MCDisassembler *Decoder)
static DecodeStatus	DecodeGPRPairRegisterClass (MCInst &Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodeCARRYRegisterClass (MCInst &Inst, const MCDisassembler *Decoder)
template<unsigned N, unsigned S>
static DecodeStatus	decodeUImmOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
template<unsigned N>
static DecodeStatus	decodeOImmOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeLRW16Imm8 (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeJMPIXImmOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodeRegSeqOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodeRegSeqOperandF1 (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodeRegSeqOperandD1 (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodeRegSeqOperandF2 (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodeRegSeqOperandD2 (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeImmShiftOpValue (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
template<unsigned N, unsigned S>
static DecodeStatus	decodeSImmOperand (MCInst &Inst, uint64_t Imm, int64_t Address, const MCDisassembler *Decoder)
static bool	decodeFPUV3Instruction (MCInst &MI, uint32_t insn, uint64_t Address, const MCDisassembler *DisAsm, const MCSubtargetInfo &STI)

Variables
static const uint16_t	GPRDecoderTable []
static const uint16_t	GPRPairDecoderTable []
static const uint16_t	FPR32DecoderTable []
static const uint16_t	FPR64DecoderTable []
static const uint16_t	FPR128DecoderTable []

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "csky-disassembler"

Definition at line 31 of file CSKYDisassembler.cpp.

Function Documentation

createCSKYDisassembler()

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

static

Definition at line 54 of file CSKYDisassembler.cpp.

References T.

Referenced by LLVMInitializeCSKYDisassembler().

DecodeCARRYRegisterClass()

DecodeStatus DecodeCARRYRegisterClass ( MCInst & Inst, const MCDisassembler * Decoder )

static

Definition at line 220 of file CSKYDisassembler.cpp.

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

DecodeFPR32RegisterClass()

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

static

Definition at line 118 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, FPR32DecoderTable, and llvm::MCDisassembler::Success.

Referenced by DecodeRegSeqOperandF2().

DecodeFPR64RegisterClass()

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

static

Definition at line 158 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, FPR64DecoderTable, and llvm::MCDisassembler::Success.

Referenced by DecodeRegSeqOperandD2().

decodeFPUV3Instruction()

bool decodeFPUV3Instruction ( MCInst & MI, uint32_t insn, uint64_t Address, const MCDisassembler * DisAsm, const MCSubtargetInfo & STI )

static

Definition at line 380 of file CSKYDisassembler.cpp.

References llvm::dbgs(), llvm::MCDisassembler::Fail, llvm::MCSubtargetInfo::hasFeature(), LLVM_DEBUG, and MI.

DecodeGPRPairRegisterClass()

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

static

Definition at line 206 of file CSKYDisassembler.cpp.

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

DecodeGPRRegisterClass()

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

static

Definition at line 108 of file CSKYDisassembler.cpp.

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

Referenced by DecodeRegSeqOperand().

DecodeGPRSPRegisterClass()

DecodeStatus DecodeGPRSPRegisterClass ( MCInst & Inst, const MCDisassembler * Decoder )

static

Definition at line 200 of file CSKYDisassembler.cpp.

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

decodeImmShiftOpValue()

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

static

Definition at line 361 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), llvm::Log2_64(), and llvm::MCDisassembler::Success.

decodeJMPIXImmOperand()

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

static

Definition at line 257 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createImm(), llvm::MCDisassembler::Fail, llvm::isUInt(), and llvm::MCDisassembler::Success.

decodeLRW16Imm8()

DecodeStatus decodeLRW16Imm8 ( MCInst & Inst, uint64_t Imm, int64_t Address, const MCDisassembler * Decoder )

static

Definition at line 244 of file CSKYDisassembler.cpp.

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

DecodemGPRRegisterClass()

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

static

Definition at line 190 of file CSKYDisassembler.cpp.

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

decodeOImmOperand()

template<unsigned N>

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

static

Definition at line 236 of file CSKYDisassembler.cpp.

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

DecodeRegSeqOperand()

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

static

Definition at line 276 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createReg(), DecodeGPRRegisterClass(), llvm::MCDisassembler::Fail, GPRDecoderTable, llvm::isUInt(), and llvm::MCDisassembler::Success.

DecodeRegSeqOperandD1()

DecodeStatus DecodeRegSeqOperandD1 ( MCInst & Inst, uint64_t Imm, int64_t Address, const MCDisassembler * Decoder )

static

Definition at line 310 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createReg(), DecodesFPR64RegisterClass(), llvm::MCDisassembler::Fail, FPR64DecoderTable, llvm::isUInt(), and llvm::MCDisassembler::Success.

DecodeRegSeqOperandD2()

DecodeStatus DecodeRegSeqOperandD2 ( MCInst & Inst, uint64_t Imm, int64_t Address, const MCDisassembler * Decoder )

static

Definition at line 344 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createReg(), DecodeFPR64RegisterClass(), llvm::MCDisassembler::Fail, FPR64DecoderTable, llvm::isUInt(), and llvm::MCDisassembler::Success.

DecodeRegSeqOperandF1()

DecodeStatus DecodeRegSeqOperandF1 ( MCInst & Inst, uint64_t Imm, int64_t Address, const MCDisassembler * Decoder )

static

Definition at line 293 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createReg(), DecodesFPR32RegisterClass(), llvm::MCDisassembler::Fail, FPR32DecoderTable, llvm::isUInt(), and llvm::MCDisassembler::Success.

DecodeRegSeqOperandF2()

DecodeStatus DecodeRegSeqOperandF2 ( MCInst & Inst, uint64_t Imm, int64_t Address, const MCDisassembler * Decoder )

static

Definition at line 327 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createReg(), DecodeFPR32RegisterClass(), llvm::MCDisassembler::Fail, FPR32DecoderTable, llvm::isUInt(), and llvm::MCDisassembler::Success.

DecodesFPR128RegisterClass()

LLVM_ATTRIBUTE_UNUSED DecodeStatus DecodesFPR128RegisterClass ( MCInst & Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler * Decoder )

static

Definition at line 170 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, FPR128DecoderTable, and llvm::MCDisassembler::Success.

DecodesFPR32RegisterClass()

DecodeStatus DecodesFPR32RegisterClass ( MCInst & Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler * Decoder )

static

Definition at line 128 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, FPR32DecoderTable, and llvm::MCDisassembler::Success.

Referenced by DecodeRegSeqOperandF1().

DecodesFPR64_VRegisterClass()

DecodeStatus DecodesFPR64_VRegisterClass ( MCInst & Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler * Decoder )

static

Definition at line 148 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, FPR64DecoderTable, and llvm::MCDisassembler::Success.

DecodesFPR64RegisterClass()

DecodeStatus DecodesFPR64RegisterClass ( MCInst & Inst, uint64_t RegNo, uint64_t Address, const MCDisassembler * Decoder )

static

Definition at line 138 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createReg(), llvm::MCDisassembler::Fail, FPR64DecoderTable, and llvm::MCDisassembler::Success.

Referenced by DecodeRegSeqOperandD1().

DecodesGPRRegisterClass()

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

static

Definition at line 180 of file CSKYDisassembler.cpp.

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

decodeSImmOperand()

template<unsigned N, unsigned S>

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

static

Definition at line 369 of file CSKYDisassembler.cpp.

References llvm::MCInst::addOperand(), assert(), llvm::MCOperand::createImm(), llvm::isUInt(), llvm::SignExtend64(), and llvm::MCDisassembler::Success.

decodeUImmOperand()

template<unsigned N, unsigned S>

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

static

Definition at line 227 of file CSKYDisassembler.cpp.

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

LLVMInitializeCSKYDisassembler()

LLVM_EXTERNAL_VISIBILITY void LLVMInitializeCSKYDisassembler

(

)

Definition at line 60 of file CSKYDisassembler.cpp.

References createCSKYDisassembler(), llvm::getTheCSKYTarget(), LLVM_EXTERNAL_VISIBILITY, and llvm::TargetRegistry::RegisterMCDisassembler().

Variable Documentation

FPR128DecoderTable

const uint16_t FPR128DecoderTable[]

static

Initial value:

= {
    CSKY::F0_128,  CSKY::F1_128,  CSKY::F2_128,  CSKY::F3_128,  CSKY::F4_128,
    CSKY::F5_128,  CSKY::F6_128,  CSKY::F7_128,  CSKY::F8_128,  CSKY::F9_128,
    CSKY::F10_128, CSKY::F11_128, CSKY::F12_128, CSKY::F13_128, CSKY::F14_128,
    CSKY::F15_128, CSKY::F16_128, CSKY::F17_128, CSKY::F18_128, CSKY::F19_128,
    CSKY::F20_128, CSKY::F21_128, CSKY::F22_128, CSKY::F23_128, CSKY::F24_128,
    CSKY::F25_128, CSKY::F26_128, CSKY::F27_128, CSKY::F28_128, CSKY::F29_128,
    CSKY::F30_128, CSKY::F31_128}

Definition at line 99 of file CSKYDisassembler.cpp.

Referenced by DecodesFPR128RegisterClass().

FPR32DecoderTable

const uint16_t FPR32DecoderTable[]

static

Initial value:

= {
    CSKY::F0_32,  CSKY::F1_32,  CSKY::F2_32,  CSKY::F3_32,  CSKY::F4_32,
    CSKY::F5_32,  CSKY::F6_32,  CSKY::F7_32,  CSKY::F8_32,  CSKY::F9_32,
    CSKY::F10_32, CSKY::F11_32, CSKY::F12_32, CSKY::F13_32, CSKY::F14_32,
    CSKY::F15_32, CSKY::F16_32, CSKY::F17_32, CSKY::F18_32, CSKY::F19_32,
    CSKY::F20_32, CSKY::F21_32, CSKY::F22_32, CSKY::F23_32, CSKY::F24_32,
    CSKY::F25_32, CSKY::F26_32, CSKY::F27_32, CSKY::F28_32, CSKY::F29_32,
    CSKY::F30_32, CSKY::F31_32}

Definition at line 81 of file CSKYDisassembler.cpp.

Referenced by DecodeFPR32RegisterClass(), DecodeRegSeqOperandF1(), DecodeRegSeqOperandF2(), and DecodesFPR32RegisterClass().

FPR64DecoderTable

const uint16_t FPR64DecoderTable[]

static

Initial value:

= {
    CSKY::F0_64,  CSKY::F1_64,  CSKY::F2_64,  CSKY::F3_64,  CSKY::F4_64,
    CSKY::F5_64,  CSKY::F6_64,  CSKY::F7_64,  CSKY::F8_64,  CSKY::F9_64,
    CSKY::F10_64, CSKY::F11_64, CSKY::F12_64, CSKY::F13_64, CSKY::F14_64,
    CSKY::F15_64, CSKY::F16_64, CSKY::F17_64, CSKY::F18_64, CSKY::F19_64,
    CSKY::F20_64, CSKY::F21_64, CSKY::F22_64, CSKY::F23_64, CSKY::F24_64,
    CSKY::F25_64, CSKY::F26_64, CSKY::F27_64, CSKY::F28_64, CSKY::F29_64,
    CSKY::F30_64, CSKY::F31_64}

Definition at line 90 of file CSKYDisassembler.cpp.

Referenced by DecodeFPR64RegisterClass(), DecodeRegSeqOperandD1(), DecodeRegSeqOperandD2(), DecodesFPR64_VRegisterClass(), and DecodesFPR64RegisterClass().

GPRDecoderTable

const uint16_t GPRDecoderTable[]

static

Initial value:

= {
    CSKY::R0,  CSKY::R1,  CSKY::R2,  CSKY::R3,  CSKY::R4,  CSKY::R5,  CSKY::R6,
    CSKY::R7,  CSKY::R8,  CSKY::R9,  CSKY::R10, CSKY::R11, CSKY::R12, CSKY::R13,
    CSKY::R14, CSKY::R15, CSKY::R16, CSKY::R17, CSKY::R18, CSKY::R19, CSKY::R20,
    CSKY::R21, CSKY::R22, CSKY::R23, CSKY::R24, CSKY::R25, CSKY::R26, CSKY::R27,
    CSKY::R28, CSKY::R29, CSKY::R30, CSKY::R31}

Definition at line 65 of file CSKYDisassembler.cpp.

GPRPairDecoderTable

const uint16_t GPRPairDecoderTable[]

static

Initial value:

= {
    CSKY::R0_R1,   CSKY::R1_R2,   CSKY::R2_R3,   CSKY::R3_R4,   CSKY::R4_R5,
    CSKY::R5_R6,   CSKY::R6_R7,   CSKY::R7_R8,   CSKY::R8_R9,   CSKY::R9_R10,
    CSKY::R10_R11, CSKY::R11_R12, CSKY::R12_R13, CSKY::R13_R14, CSKY::R14_R15,
    CSKY::R15_R16, CSKY::R16_R17, CSKY::R17_R18, CSKY::R18_R19, CSKY::R19_R20,
    CSKY::R20_R21, CSKY::R21_R22, CSKY::R22_R23, CSKY::R23_R24, CSKY::R24_R25,
    CSKY::R25_R26, CSKY::R26_R27, CSKY::R27_R28, CSKY::R28_R29, CSKY::R29_R30,
    CSKY::R30_R31, CSKY::R31_R32}

Definition at line 72 of file CSKYDisassembler.cpp.