AVRDisassembler.cpp File Reference

#include "AVR.h"
#include "AVRRegisterInfo.h"
#include "AVRSubtarget.h"
#include "MCTargetDesc/AVRMCTargetDesc.h"
#include "TargetInfo/AVRTargetInfo.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/MC/MCAsmInfo.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/TargetRegistry.h"
#include "AVRGenDisassemblerTables.inc"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "avr-disassembler"

Typedefs
typedef MCDisassembler::DecodeStatus	DecodeStatus
typedef DecodeStatus(*	DecodeFunc) (MCInst &MI, unsigned insn, uint64_t Address, const MCDisassembler *Decoder)

Functions
static MCDisassembler *	createAVRDisassembler (const Target &T, const MCSubtargetInfo &STI, MCContext &Ctx)
LLVM_EXTERNAL_VISIBILITY void	LLVMInitializeAVRDisassembler ()
static DecodeStatus	DecodeGPR8RegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	DecodeLD8RegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFIOARr (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFIORdA (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFIOBIT (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeCallTarget (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFRd (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFLPMX (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFFMULRdRr (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFMOVWRdRr (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFWRdK (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFMUL2RdRr (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeMemri (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeFBRk (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeCondBranch (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	decodeLoadStore (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
static DecodeStatus	readInstruction16 (ArrayRef< uint8_t > Bytes, uint64_t Address, uint64_t &Size, uint32_t &Insn)
static DecodeStatus	readInstruction32 (ArrayRef< uint8_t > Bytes, uint64_t Address, uint64_t &Size, uint32_t &Insn)
static const uint8_t *	getDecoderTable (uint64_t Size)

Variables
static const uint16_t	GPRDecoderTable []

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "avr-disassembler"

Definition at line 31 of file AVRDisassembler.cpp.

Typedef Documentation

DecodeFunc

typedef DecodeStatus(* DecodeFunc) (MCInst &MI, unsigned insn, uint64_t Address, const MCDisassembler *Decoder)

Definition at line 530 of file AVRDisassembler.cpp.

DecodeStatus

typedef MCDisassembler::DecodeStatus DecodeStatus

Definition at line 33 of file AVRDisassembler.cpp.

Function Documentation

createAVRDisassembler()

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

static

Definition at line 50 of file AVRDisassembler.cpp.

Referenced by LLVMInitializeAVRDisassembler().

decodeCallTarget()

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

static

Definition at line 177 of file AVRDisassembler.cpp.

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

decodeCondBranch()

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

static

Definition at line 297 of file AVRDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::end(), I, Insn, llvm::Offset, llvm::partition(), llvm::partition_point(), llvm::MCInst::setOpcode(), and llvm::MCDisassembler::Success.

decodeFBRk()

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

static

Definition at line 278 of file AVRDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), llvm::MCDisassembler::Fail, Insn, llvm::Offset, llvm::MCInst::setOpcode(), and llvm::MCDisassembler::Success.

decodeFFMULRdRr()

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

static

Definition at line 203 of file AVRDisassembler.cpp.

References DecodeGPR8RegisterClass(), llvm::MCDisassembler::Fail, Insn, and llvm::MCDisassembler::Success.

decodeFIOARr()

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

static

Definition at line 142 of file AVRDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), DecodeGPR8RegisterClass(), llvm::MCDisassembler::Fail, Insn, and llvm::MCDisassembler::Success.

decodeFIOBIT()

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

static

Definition at line 168 of file AVRDisassembler.cpp.

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

decodeFIORdA()

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

static

Definition at line 155 of file AVRDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), DecodeGPR8RegisterClass(), llvm::MCDisassembler::Fail, Insn, and llvm::MCDisassembler::Success.

decodeFLPMX()

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

static

Definition at line 195 of file AVRDisassembler.cpp.

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

decodeFMOVWRdRr()

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

static

Definition at line 217 of file AVRDisassembler.cpp.

References DecodeGPR8RegisterClass(), llvm::MCDisassembler::Fail, Insn, and llvm::MCDisassembler::Success.

decodeFMUL2RdRr()

static DecodeStatus decodeFMUL2RdRr ( MCInst &  Inst, unsigned  Insn, uint64_t  Address, const MCDisassembler *  Decoder  )

static

Definition at line 247 of file AVRDisassembler.cpp.

References DecodeGPR8RegisterClass(), llvm::MCDisassembler::Fail, Insn, and llvm::MCDisassembler::Success.

decodeFRd()

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

static

Definition at line 186 of file AVRDisassembler.cpp.

References DecodeGPR8RegisterClass(), llvm::MCDisassembler::Fail, Insn, and llvm::MCDisassembler::Success.

Referenced by decodeFLPMX().

decodeFWRdK()

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

static

Definition at line 231 of file AVRDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), DecodeGPR8RegisterClass(), llvm::MCDisassembler::Fail, Insn, and llvm::MCDisassembler::Success.

DecodeGPR8RegisterClass()

static DecodeStatus DecodeGPR8RegisterClass ( MCInst &  Inst, unsigned  RegNo, uint64_t  Address, const MCDisassembler *  Decoder  )

static

Definition at line 70 of file AVRDisassembler.cpp.

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

Referenced by decodeFFMULRdRr(), decodeFIOARr(), decodeFIORdA(), decodeFMOVWRdRr(), decodeFMUL2RdRr(), decodeFRd(), and decodeFWRdK().

DecodeLD8RegisterClass()

static DecodeStatus DecodeLD8RegisterClass ( MCInst &  Inst, unsigned  RegNo, uint64_t  Address, const MCDisassembler *  Decoder  )

static

Definition at line 81 of file AVRDisassembler.cpp.

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

decodeLoadStore()

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

static

Definition at line 331 of file AVRDisassembler.cpp.

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

decodeMemri()

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

static

Definition at line 261 of file AVRDisassembler.cpp.

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

getDecoderTable()

static const uint8_t * getDecoderTable ( uint64_t  Size )

static

Definition at line 464 of file AVRDisassembler.cpp.

References llvm_unreachable, and Size.

LLVMInitializeAVRDisassembler()

LLVM_EXTERNAL_VISIBILITY void LLVMInitializeAVRDisassembler

(

)

Definition at line 56 of file AVRDisassembler.cpp.

References createAVRDisassembler(), llvm::getTheAVRTarget(), and llvm::TargetRegistry::RegisterMCDisassembler().

readInstruction16()

static DecodeStatus readInstruction16 ( ArrayRef< uint8_t >  Bytes, uint64_t  Address, uint64_t &  Size, uint32_t &  Insn  )

static

Definition at line 436 of file AVRDisassembler.cpp.

References llvm::MCDisassembler::Fail, Insn, llvm::ArrayRef< T >::size(), Size, and llvm::MCDisassembler::Success.

readInstruction32()

static DecodeStatus readInstruction32 ( ArrayRef< uint8_t >  Bytes, uint64_t  Address, uint64_t &  Size, uint32_t &  Insn  )

static

Definition at line 449 of file AVRDisassembler.cpp.

References llvm::MCDisassembler::Fail, Insn, llvm::ArrayRef< T >::size(), Size, and llvm::MCDisassembler::Success.

Variable Documentation

GPRDecoderTable

const uint16_t GPRDecoderTable[]

static

Initial value:

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

Definition at line 62 of file AVRDisassembler.cpp.

Referenced by DecodeGPR8RegisterClass(), DecodeLD8RegisterClass(), and decodeLoadStore().