XCoreDisassembler.cpp File Reference

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

#include "XCore.h"
#include "XCoreRegisterInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCDisassembler.h"
#include "llvm/MC/MCFixedLenDisassembler.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/Support/MemoryObject.h"
#include "llvm/Support/TargetRegistry.h"
#include "XCoreGenDisassemblerTables.inc"

Include dependency graph for XCoreDisassembler.cpp:

Go to the source code of this file.

Namespaces
namespace	llvm
	List of target independent CodeGen pass IDs.
Defines
#define	DEBUG_TYPE   "xcore-disassembler"
Typedefs
typedef MCDisassembler::DecodeStatus	DecodeStatus
Functions
static bool	readInstruction16 (const MemoryObject &region, uint64_t address, uint64_t &size, uint16_t &insn)
static bool	readInstruction32 (const MemoryObject &region, uint64_t address, uint64_t &size, uint32_t &insn)
static unsigned	getReg (const void *D, unsigned RC, unsigned RegNo)
static DecodeStatus	DecodeGRRegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeRRegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeBitpOperand (MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeNegImmOperand (MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder)
static DecodeStatus	Decode2RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	Decode2RImmInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeR2RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	Decode2RSrcDstInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeRUSInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeRUSBitpInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeRUSSrcDstBitpInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL2RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeLR2RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	Decode3RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	Decode3RImmInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	Decode2RUSInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	Decode2RUSBitpInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL3RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL3RSrcDstInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL2RUSInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL2RUSBitpInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL6RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL5RInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL4RSrcDstInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL4RSrcDstSrcDstInstruction (MCInst &Inst, unsigned Insn, uint64_t Address, const void *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 void *Decoder)
static DecodeStatus	DecodeL2OpInstructionFail (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeL5RInstructionFail (MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder)
static MCDisassembler *	createXCoreDisassembler (const Target &T, const MCSubtargetInfo &STI, MCContext &Ctx)
void	LLVMInitializeXCoreDisassembler ()
Variables
Target	llvm::TheXCoreTarget

---

Detailed Description

This file is part of the XCore Disassembler.

Definition in file XCoreDisassembler.cpp.

---

Define Documentation

#define DEBUG_TYPE   "xcore-disassembler"

Definition at line 27 of file XCoreDisassembler.cpp.

---

Typedef Documentation

typedef MCDisassembler::DecodeStatus DecodeStatus

Definition at line 29 of file XCoreDisassembler.cpp.

---

Function Documentation

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

Definition at line 789 of file XCoreDisassembler.cpp.

Referenced by LLVMInitializeXCoreDisassembler().

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

Definition at line 251 of file XCoreDisassembler.cpp.

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

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

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

Definition at line 285 of file XCoreDisassembler.cpp.

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

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

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

Definition at line 368 of file XCoreDisassembler.cpp.

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

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

Definition at line 355 of file XCoreDisassembler.cpp.

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

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

Definition at line 394 of file XCoreDisassembler.cpp.

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

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

Definition at line 586 of file XCoreDisassembler.cpp.

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

Referenced by Decode2OpInstructionFail().

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

Definition at line 573 of file XCoreDisassembler.cpp.

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

Referenced by Decode2OpInstructionFail().

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

Definition at line 269 of file XCoreDisassembler.cpp.

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

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

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

Definition at line 560 of file XCoreDisassembler.cpp.

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

Referenced by Decode2OpInstructionFail().

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

Definition at line 547 of file XCoreDisassembler.cpp.

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

Referenced by Decode2OpInstructionFail().

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

Definition at line 233 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().

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

Definition at line 209 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().

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

Definition at line 448 of file XCoreDisassembler.cpp.

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

Referenced by DecodeL2RInstruction(), and DecodeLR2RInstruction().

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

Definition at line 519 of file XCoreDisassembler.cpp.

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

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

Definition at line 642 of file XCoreDisassembler.cpp.

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

Referenced by DecodeL2OpInstructionFail().

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

Definition at line 628 of file XCoreDisassembler.cpp.

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

Referenced by DecodeL2OpInstructionFail().

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

Definition at line 599 of file XCoreDisassembler.cpp.

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

Referenced by DecodeL2OpInstructionFail().

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

Definition at line 613 of file XCoreDisassembler.cpp.

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

Referenced by DecodeL2OpInstructionFail().

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

Definition at line 710 of file XCoreDisassembler.cpp.

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

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

Definition at line 729 of file XCoreDisassembler.cpp.

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

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

Definition at line 690 of file XCoreDisassembler.cpp.

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

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

Definition at line 676 of file XCoreDisassembler.cpp.

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

Referenced by DecodeL5RInstruction().

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

Definition at line 656 of file XCoreDisassembler.cpp.

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

Referenced by DecodeL5RInstructionFail().

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

Definition at line 533 of file XCoreDisassembler.cpp.

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

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

Definition at line 244 of file XCoreDisassembler.cpp.

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

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

Definition at line 381 of file XCoreDisassembler.cpp.

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

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

Definition at line 221 of file XCoreDisassembler.cpp.

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

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

Definition at line 421 of file XCoreDisassembler.cpp.

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

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

Definition at line 408 of file XCoreDisassembler.cpp.

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

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

Definition at line 434 of file XCoreDisassembler.cpp.

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

static unsigned getReg	(	const void *	D,
		unsigned	RC,
		unsigned	RegNo
	)		[static]

Definition at line 80 of file XCoreDisassembler.cpp.

References llvm::MCRegisterClass::begin(), and llvm::MCRegisterInfo::getRegClass().

Referenced by DecodeGRRegsRegisterClass(), and DecodeRRegsRegisterClass().

void LLVMInitializeXCoreDisassembler

(

)

Definition at line 795 of file XCoreDisassembler.cpp.

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

static bool readInstruction16	(	const MemoryObject &	region,
		uint64_t	address,
		uint64_t &	size,
		uint16_t &	insn
	)		[static]

Definition at line 47 of file XCoreDisassembler.cpp.

References llvm::MemoryObject::readBytes().

static bool readInstruction32	(	const MemoryObject &	region,
		uint64_t	address,
		uint64_t &	size,
		uint32_t &	insn
	)		[static]

Definition at line 63 of file XCoreDisassembler.cpp.

References llvm::MemoryObject::readBytes().