SparcDisassembler.cpp File Reference

#include "Sparc.h"
#include "SparcRegisterInfo.h"
#include "SparcSubtarget.h"
#include "llvm/MC/MCDisassembler.h"
#include "llvm/MC/MCFixedLenDisassembler.h"
#include "llvm/Support/MemoryObject.h"
#include "llvm/Support/TargetRegistry.h"
#include "SparcGenDisassemblerTables.inc"

Include dependency graph for SparcDisassembler.cpp:

Go to the source code of this file.

Namespaces
namespace	llvm
	List of target independent CodeGen pass IDs.
Defines
#define	DEBUG_TYPE   "sparc-disassembler"
Typedefs
typedef MCDisassembler::DecodeStatus	DecodeStatus
typedef DecodeStatus(*	DecodeFunc )(MCInst &MI, unsigned insn, uint64_t Address, const void *Decoder)
Functions
static MCDisassembler *	createSparcDisassembler (const Target &T, const MCSubtargetInfo &STI, MCContext &Ctx)
void	LLVMInitializeSparcDisassembler ()
static DecodeStatus	DecodeIntRegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeI64RegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeFPRegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeDFPRegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeQFPRegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeFCCRegsRegisterClass (MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeLoadInt (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeLoadFP (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeLoadDFP (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeLoadQFP (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeStoreInt (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeStoreFP (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeStoreDFP (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeStoreQFP (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeCall (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeSIMM13 (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeJMPL (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeReturn (MCInst &MI, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	DecodeSWAP (MCInst &Inst, unsigned insn, uint64_t Address, const void *Decoder)
static DecodeStatus	readInstruction32 (const MemoryObject &region, uint64_t address, uint64_t &size, uint32_t &insn)
static DecodeStatus	DecodeMem (MCInst &MI, unsigned insn, uint64_t Address, const void *Decoder, bool isLoad, DecodeFunc DecodeRD)
static bool	tryAddingSymbolicOperand (int64_t Value, bool isBranch, uint64_t Address, uint64_t Offset, uint64_t Width, MCInst &MI, const void *Decoder)
Variables
Target	llvm::TheSparcTarget
Target	llvm::TheSparcV9Target
static const unsigned	IntRegDecoderTable []
static const unsigned	FPRegDecoderTable []
static const unsigned	DFPRegDecoderTable []
static const unsigned	QFPRegDecoderTable []
static const unsigned	FCCRegDecoderTable []

---

Define Documentation

#define DEBUG_TYPE   "sparc-disassembler"

Definition at line 24 of file SparcDisassembler.cpp.

---

Typedef Documentation

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

Definition at line 267 of file SparcDisassembler.cpp.

typedef MCDisassembler::DecodeStatus DecodeStatus

Definition at line 26 of file SparcDisassembler.cpp.

---

Function Documentation

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

Definition at line 55 of file SparcDisassembler.cpp.

Referenced by LLVMInitializeSparcDisassembler().

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

Definition at line 369 of file SparcDisassembler.cpp.

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

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

Definition at line 151 of file SparcDisassembler.cpp.

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

Referenced by DecodeLoadDFP(), and DecodeStoreDFP().

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

Definition at line 177 of file SparcDisassembler.cpp.

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

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

Definition at line 139 of file SparcDisassembler.cpp.

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

Referenced by DecodeLoadFP(), and DecodeStoreFP().

static DecodeStatus DecodeI64RegsRegisterClass	(	MCInst &	Inst,
		unsigned	RegNo,
		uint64_t	Address,
		const void *	Decoder
	)		[static]

Definition at line 127 of file SparcDisassembler.cpp.

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

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

Definition at line 116 of file SparcDisassembler.cpp.

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

Referenced by DecodeJMPL(), DecodeLoadInt(), DecodeMem(), DecodeReturn(), DecodeStoreInt(), and DecodeSWAP().

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

Definition at line 386 of file SparcDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::CreateImm(), DecodeIntRegsRegisterClass(), llvm::sys::fs::status(), and llvm::MCDisassembler::Success.

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

Definition at line 324 of file SparcDisassembler.cpp.

References DecodeDFPRegsRegisterClass(), and DecodeMem().

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

Definition at line 318 of file SparcDisassembler.cpp.

References DecodeFPRegsRegisterClass(), and DecodeMem().

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

Definition at line 312 of file SparcDisassembler.cpp.

References DecodeIntRegsRegisterClass(), and DecodeMem().

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

Definition at line 330 of file SparcDisassembler.cpp.

References DecodeMem(), and DecodeQFPRegsRegisterClass().

static DecodeStatus DecodeMem	(	MCInst &	MI,
		unsigned	insn,
		uint64_t	Address,
		const void *	Decoder,
		bool	isLoad,
		DecodeFunc	DecodeRD
	)		[static]

Definition at line 270 of file SparcDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::CreateImm(), DecodeIntRegsRegisterClass(), llvm::sys::fs::status(), and llvm::MCDisassembler::Success.

Referenced by DecodeLoadDFP(), DecodeLoadFP(), DecodeLoadInt(), DecodeLoadQFP(), DecodeStoreDFP(), DecodeStoreFP(), DecodeStoreInt(), and DecodeStoreQFP().

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

Definition at line 163 of file SparcDisassembler.cpp.

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

Referenced by DecodeLoadQFP(), and DecodeStoreQFP().

static DecodeStatus DecodeReturn	(	MCInst &	MI,
		unsigned	insn,
		uint64_t	Address,
		const void *	Decoder
	)		[static]

Definition at line 420 of file SparcDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::CreateImm(), DecodeIntRegsRegisterClass(), llvm::sys::fs::status(), and llvm::MCDisassembler::Success.

static DecodeStatus DecodeSIMM13	(	MCInst &	Inst,
		unsigned	insn,
		uint64_t	Address,
		const void *	Decoder
	)		[static]

Definition at line 379 of file SparcDisassembler.cpp.

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

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

Definition at line 348 of file SparcDisassembler.cpp.

References DecodeDFPRegsRegisterClass(), and DecodeMem().

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

Definition at line 342 of file SparcDisassembler.cpp.

References DecodeFPRegsRegisterClass(), and DecodeMem().

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

Definition at line 336 of file SparcDisassembler.cpp.

References DecodeIntRegsRegisterClass(), and DecodeMem().

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

Definition at line 354 of file SparcDisassembler.cpp.

References DecodeMem(), and DecodeQFPRegsRegisterClass().

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

Definition at line 448 of file SparcDisassembler.cpp.

References llvm::MCInst::addOperand(), llvm::MCOperand::CreateImm(), DecodeIntRegsRegisterClass(), llvm::sys::fs::status(), and llvm::MCDisassembler::Success.

void LLVMInitializeSparcDisassembler

(

)

Definition at line 63 of file SparcDisassembler.cpp.

References createSparcDisassembler(), llvm::TargetRegistry::RegisterMCDisassembler(), llvm::TheSparcTarget, and llvm::TheSparcV9Target.

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

readInstruction - read four bytes from the MemoryObject and return 32 bit word.

Definition at line 218 of file SparcDisassembler.cpp.

References llvm::MCDisassembler::Fail, llvm::MemoryObject::readBytes(), and llvm::MCDisassembler::Success.

static bool tryAddingSymbolicOperand	(	int64_t	Value,
		bool	isBranch,
		uint64_t	Address,
		uint64_t	Offset,
		uint64_t	Width,
		MCInst &	MI,
		const void *	Decoder
	)		[static]

Definition at line 360 of file SparcDisassembler.cpp.

References llvm::MCDisassembler::tryAddingSymbolicOperand().

Referenced by DecodeCall().

---

Variable Documentation

const unsigned DFPRegDecoderTable[] [static]

Initial value:

 {
  SP::D0,   SP::D16,  SP::D1,   SP::D17,
  SP::D2,   SP::D18,  SP::D3,   SP::D19,
  SP::D4,   SP::D20,  SP::D5,   SP::D21,
  SP::D6,   SP::D22,  SP::D7,   SP::D23,
  SP::D8,   SP::D24,  SP::D9,   SP::D25,
  SP::D10,  SP::D26,  SP::D11,  SP::D27,
  SP::D12,  SP::D28,  SP::D13,  SP::D29,
  SP::D14,  SP::D30,  SP::D15,  SP::D31 }

Definition at line 93 of file SparcDisassembler.cpp.

Referenced by DecodeDFPRegsRegisterClass().

const unsigned FCCRegDecoderTable[] [static]

Initial value:

 {
  SP::FCC0, SP::FCC1, SP::FCC2, SP::FCC3 }

Definition at line 113 of file SparcDisassembler.cpp.

Referenced by DecodeFCCRegsRegisterClass().

const unsigned FPRegDecoderTable[] [static]

Initial value:

 {
  SP::F0,   SP::F1,   SP::F2,   SP::F3,
  SP::F4,   SP::F5,   SP::F6,   SP::F7,
  SP::F8,   SP::F9,   SP::F10,  SP::F11,
  SP::F12,  SP::F13,  SP::F14,  SP::F15,
  SP::F16,  SP::F17,  SP::F18,  SP::F19,
  SP::F20,  SP::F21,  SP::F22,  SP::F23,
  SP::F24,  SP::F25,  SP::F26,  SP::F27,
  SP::F28,  SP::F29,  SP::F30,  SP::F31 }

Definition at line 83 of file SparcDisassembler.cpp.

Referenced by DecodeFPRegsRegisterClass().

const unsigned IntRegDecoderTable[] [static]

Initial value:

 {
  SP::G0,  SP::G1,  SP::G2,  SP::G3,
  SP::G4,  SP::G5,  SP::G6,  SP::G7,
  SP::O0,  SP::O1,  SP::O2,  SP::O3,
  SP::O4,  SP::O5,  SP::O6,  SP::O7,
  SP::L0,  SP::L1,  SP::L2,  SP::L3,
  SP::L4,  SP::L5,  SP::L6,  SP::L7,
  SP::I0,  SP::I1,  SP::I2,  SP::I3,
  SP::I4,  SP::I5,  SP::I6,  SP::I7 }

Definition at line 73 of file SparcDisassembler.cpp.

Referenced by DecodeI64RegsRegisterClass(), and DecodeIntRegsRegisterClass().

const unsigned QFPRegDecoderTable[] [static]

Initial value:

 {
  SP::Q0,  SP::Q8,   ~0U,  ~0U,
  SP::Q1,  SP::Q9,   ~0U,  ~0U,
  SP::Q2,  SP::Q10,  ~0U,  ~0U,
  SP::Q3,  SP::Q11,  ~0U,  ~0U,
  SP::Q4,  SP::Q12,  ~0U,  ~0U,
  SP::Q5,  SP::Q13,  ~0U,  ~0U,
  SP::Q6,  SP::Q14,  ~0U,  ~0U,
  SP::Q7,  SP::Q15,  ~0U,  ~0U }

Definition at line 103 of file SparcDisassembler.cpp.

Referenced by DecodeQFPRegsRegisterClass().