LLVM 20.0.0git
Macros | Typedefs | Functions
XCoreDisassembler.cpp File Reference

This file is part of the XCore Disassembler. More...

#include "TargetInfo/XCoreTargetInfo.h"
#include "XCore.h"
#include "XCoreRegisterInfo.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/MCSubtargetInfo.h"
#include "llvm/MC/TargetRegistry.h"
#include "XCoreGenDisassemblerTables.inc"

Go to the source code of this file.

Macros

#define DEBUG_TYPE   "xcore-disassembler"
 

Typedefs

typedef MCDisassembler::DecodeStatus DecodeStatus
 

Functions

static bool readInstruction16 (ArrayRef< uint8_t > Bytes, uint64_t Address, uint64_t &Size, uint16_t &Insn)
 
static bool readInstruction32 (ArrayRef< uint8_t > Bytes, uint64_t Address, uint64_t &Size, uint32_t &Insn)
 
static unsigned getReg (const MCDisassembler *D, unsigned RC, unsigned RegNo)
 
static DecodeStatus DecodeGRRegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeRRegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeBitpOperand (MCInst &Inst, unsigned Val, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeNegImmOperand (MCInst &Inst, unsigned Val, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus Decode2RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus Decode2RImmInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeR2RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus Decode2RSrcDstInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeRUSInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeRUSBitpInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeRUSSrcDstBitpInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL2RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeLR2RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus Decode3RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus Decode3RImmInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus Decode2RUSInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus Decode2RUSBitpInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL3RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL3RSrcDstInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL2RUSInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL2RUSBitpInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL6RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL5RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL4RSrcDstInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL4RSrcDstSrcDstInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus Decode2OpInstruction (unsigned Insn, unsigned &Op1, unsigned &Op2)
 
static DecodeStatus Decode3OpInstruction (unsigned Insn, unsigned &Op1, unsigned &Op2, unsigned &Op3)
 
static DecodeStatus Decode2OpInstructionFail (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL2OpInstructionFail (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static DecodeStatus DecodeL5RInstructionFail (MCInst &Inst, unsigned Insn, uint64_t Address, const MCDisassembler *Decoder)
 
static MCDisassembler * createXCoreDisassembler (const Target &T, const MCSubtargetInfo &STI, MCContext &Ctx)
 
LLVM_EXTERNAL_VISIBILITY void LLVMInitializeXCoreDisassembler ()
 

Detailed Description

This file is part of the XCore Disassembler.

Definition in file XCoreDisassembler.cpp.

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE   "xcore-disassembler"

Definition at line 26 of file XCoreDisassembler.cpp.

Typedef Documentation

◆ DecodeStatus

typedef MCDisassembler::DecodeStatus DecodeStatus

Definition at line 28 of file XCoreDisassembler.cpp.

Function Documentation

◆ createXCoreDisassembler()

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

Definition at line 747 of file XCoreDisassembler.cpp.

Referenced by LLVMInitializeXCoreDisassembler().

◆ Decode2OpInstruction()

static DecodeStatus Decode2OpInstruction ( unsigned  Insn,
unsigned &  Op1,
unsigned &  Op2 
)
static

Definition at line 216 of file XCoreDisassembler.cpp.

References llvm::MCDisassembler::Fail, Insn, and llvm::MCDisassembler::Success.

Referenced by Decode2RImmInstruction(), Decode2RInstruction(), Decode2RSrcDstInstruction(), DecodeL2RInstruction(), DecodeL5RInstruction(), DecodeLR2RInstruction(), DecodeR2RInstruction(), DecodeRUSBitpInstruction(), DecodeRUSInstruction(), and DecodeRUSSrcDstBitpInstruction().

◆ Decode2OpInstructionFail()

static DecodeStatus Decode2OpInstructionFail ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 249 of file XCoreDisassembler.cpp.

References Decode2RUSBitpInstruction(), Decode2RUSInstruction(), Decode3RImmInstruction(), Decode3RInstruction(), llvm::MCDisassembler::Fail, Insn, and llvm::MCInst::setOpcode().

Referenced by Decode2RImmInstruction(), Decode2RInstruction(), Decode2RSrcDstInstruction(), DecodeR2RInstruction(), DecodeRUSBitpInstruction(), DecodeRUSInstruction(), and DecodeRUSSrcDstBitpInstruction().

◆ Decode2RImmInstruction()

static DecodeStatus Decode2RImmInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 332 of file XCoreDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), Decode2OpInstruction(), Decode2OpInstructionFail(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ Decode2RInstruction()

static DecodeStatus Decode2RInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 319 of file XCoreDisassembler.cpp.

References Decode2OpInstruction(), Decode2OpInstructionFail(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ Decode2RSrcDstInstruction()

static DecodeStatus Decode2RSrcDstInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 358 of file XCoreDisassembler.cpp.

References Decode2OpInstruction(), Decode2OpInstructionFail(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ Decode2RUSBitpInstruction()

static DecodeStatus Decode2RUSBitpInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 550 of file XCoreDisassembler.cpp.

References Decode3OpInstruction(), DecodeBitpOperand(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

Referenced by Decode2OpInstructionFail().

◆ Decode2RUSInstruction()

static DecodeStatus Decode2RUSInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 537 of file XCoreDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), Decode3OpInstruction(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

Referenced by Decode2OpInstructionFail().

◆ Decode3OpInstruction()

static DecodeStatus Decode3OpInstruction ( unsigned  Insn,
unsigned &  Op1,
unsigned &  Op2,
unsigned &  Op3 
)
static

Definition at line 234 of file XCoreDisassembler.cpp.

References llvm::MCDisassembler::Fail, Insn, and llvm::MCDisassembler::Success.

Referenced by Decode2RUSBitpInstruction(), Decode2RUSInstruction(), Decode3RImmInstruction(), Decode3RInstruction(), DecodeL2RUSBitpInstruction(), DecodeL2RUSInstruction(), DecodeL3RInstruction(), DecodeL3RSrcDstInstruction(), DecodeL4RSrcDstInstruction(), DecodeL4RSrcDstSrcDstInstruction(), DecodeL5RInstruction(), and DecodeL6RInstruction().

◆ Decode3RImmInstruction()

static DecodeStatus Decode3RImmInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 524 of file XCoreDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), Decode3OpInstruction(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

Referenced by Decode2OpInstructionFail().

◆ Decode3RInstruction()

static DecodeStatus Decode3RInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 511 of file XCoreDisassembler.cpp.

References Decode3OpInstruction(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

Referenced by Decode2OpInstructionFail().

◆ DecodeBitpOperand()

static DecodeStatus DecodeBitpOperand ( MCInst &  Inst,
unsigned  Val,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 196 of file XCoreDisassembler.cpp.

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

Referenced by Decode2RUSBitpInstruction(), DecodeL2RUSBitpInstruction(), DecodeRUSBitpInstruction(), and DecodeRUSSrcDstBitpInstruction().

◆ DecodeGRRegsRegisterClass()

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

Definition at line 176 of file XCoreDisassembler.cpp.

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

Referenced by Decode2RImmInstruction(), Decode2RInstruction(), Decode2RSrcDstInstruction(), Decode2RUSBitpInstruction(), Decode2RUSInstruction(), Decode3RImmInstruction(), Decode3RInstruction(), DecodeL2RInstruction(), DecodeL2RUSBitpInstruction(), DecodeL2RUSInstruction(), DecodeL3RInstruction(), DecodeL3RSrcDstInstruction(), DecodeL4RSrcDstInstruction(), DecodeL4RSrcDstSrcDstInstruction(), DecodeL5RInstruction(), DecodeL6RInstruction(), DecodeLR2RInstruction(), DecodeR2RInstruction(), DecodeRUSBitpInstruction(), DecodeRUSInstruction(), and DecodeRUSSrcDstBitpInstruction().

◆ DecodeL2OpInstructionFail()

static DecodeStatus DecodeL2OpInstructionFail ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 412 of file XCoreDisassembler.cpp.

References DecodeL2RUSBitpInstruction(), DecodeL2RUSInstruction(), DecodeL3RInstruction(), DecodeL3RSrcDstInstruction(), llvm::MCDisassembler::Fail, Insn, and llvm::MCInst::setOpcode().

Referenced by DecodeL2RInstruction(), and DecodeLR2RInstruction().

◆ DecodeL2RInstruction()

static DecodeStatus DecodeL2RInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 483 of file XCoreDisassembler.cpp.

References Decode2OpInstruction(), DecodeGRRegsRegisterClass(), DecodeL2OpInstructionFail(), Insn, and llvm::MCDisassembler::Success.

◆ DecodeL2RUSBitpInstruction()

static DecodeStatus DecodeL2RUSBitpInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 606 of file XCoreDisassembler.cpp.

References Decode3OpInstruction(), DecodeBitpOperand(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

Referenced by DecodeL2OpInstructionFail().

◆ DecodeL2RUSInstruction()

static DecodeStatus DecodeL2RUSInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 592 of file XCoreDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), Decode3OpInstruction(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

Referenced by DecodeL2OpInstructionFail().

◆ DecodeL3RInstruction()

static DecodeStatus DecodeL3RInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 563 of file XCoreDisassembler.cpp.

References Decode3OpInstruction(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

Referenced by DecodeL2OpInstructionFail().

◆ DecodeL3RSrcDstInstruction()

static DecodeStatus DecodeL3RSrcDstInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 577 of file XCoreDisassembler.cpp.

References Decode3OpInstruction(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

Referenced by DecodeL2OpInstructionFail().

◆ DecodeL4RSrcDstInstruction()

static DecodeStatus DecodeL4RSrcDstInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 674 of file XCoreDisassembler.cpp.

References Decode3OpInstruction(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ DecodeL4RSrcDstSrcDstInstruction()

static DecodeStatus DecodeL4RSrcDstSrcDstInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 694 of file XCoreDisassembler.cpp.

References Decode3OpInstruction(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ DecodeL5RInstruction()

static DecodeStatus DecodeL5RInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 654 of file XCoreDisassembler.cpp.

References Decode2OpInstruction(), Decode3OpInstruction(), DecodeGRRegsRegisterClass(), DecodeL5RInstructionFail(), Insn, and llvm::MCDisassembler::Success.

◆ DecodeL5RInstructionFail()

static DecodeStatus DecodeL5RInstructionFail ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 640 of file XCoreDisassembler.cpp.

References llvm::MCInst::clear(), DecodeL6RInstruction(), llvm::MCDisassembler::Fail, Insn, and llvm::MCInst::setOpcode().

Referenced by DecodeL5RInstruction().

◆ DecodeL6RInstruction()

static DecodeStatus DecodeL6RInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 620 of file XCoreDisassembler.cpp.

References Decode3OpInstruction(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

Referenced by DecodeL5RInstructionFail().

◆ DecodeLR2RInstruction()

static DecodeStatus DecodeLR2RInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 497 of file XCoreDisassembler.cpp.

References Decode2OpInstruction(), DecodeGRRegsRegisterClass(), DecodeL2OpInstructionFail(), Insn, and llvm::MCDisassembler::Success.

◆ DecodeNegImmOperand()

static DecodeStatus DecodeNegImmOperand ( MCInst &  Inst,
unsigned  Val,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 208 of file XCoreDisassembler.cpp.

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

◆ DecodeR2RInstruction()

static DecodeStatus DecodeR2RInstruction ( MCInst &  Inst,
unsigned  Insn,
uint64_t  Address,
const MCDisassembler *  Decoder 
)
static

Definition at line 345 of file XCoreDisassembler.cpp.

References Decode2OpInstruction(), Decode2OpInstructionFail(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ DecodeRRegsRegisterClass()

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

Definition at line 186 of file XCoreDisassembler.cpp.

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

◆ DecodeRUSBitpInstruction()

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

Definition at line 385 of file XCoreDisassembler.cpp.

References Decode2OpInstruction(), Decode2OpInstructionFail(), DecodeBitpOperand(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ DecodeRUSInstruction()

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

Definition at line 372 of file XCoreDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::createImm(), Decode2OpInstruction(), Decode2OpInstructionFail(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ DecodeRUSSrcDstBitpInstruction()

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

Definition at line 399 of file XCoreDisassembler.cpp.

References Decode2OpInstruction(), Decode2OpInstructionFail(), DecodeBitpOperand(), DecodeGRRegsRegisterClass(), Insn, and llvm::MCDisassembler::Success.

◆ getReg()

static unsigned getReg ( const MCDisassembler *  D,
unsigned  RC,
unsigned  RegNo 
)
static

Definition at line 69 of file XCoreDisassembler.cpp.

References D.

Referenced by DecodeGRRegsRegisterClass(), and DecodeRRegsRegisterClass().

◆ LLVMInitializeXCoreDisassembler()

LLVM_EXTERNAL_VISIBILITY void LLVMInitializeXCoreDisassembler ( )

Definition at line 753 of file XCoreDisassembler.cpp.

References createXCoreDisassembler(), llvm::getTheXCoreTarget(), and llvm::TargetRegistry::RegisterMCDisassembler().

◆ readInstruction16()

static bool readInstruction16 ( ArrayRef< uint8_t >  Bytes,
uint64_t  Address,
uint64_t &  Size,
uint16_t &  Insn 
)
static

Definition at line 44 of file XCoreDisassembler.cpp.

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

◆ readInstruction32()

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

Definition at line 56 of file XCoreDisassembler.cpp.

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

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