Xbyak::Reg Class Reference

#include <xbyak.h>

Inheritance diagram for Xbyak::Reg:

Collaboration diagram for Xbyak::Reg:

Public Member Functions
	Reg ()
	Reg (int idx, Kind kind, int bit=0, bool ext8bit=false)
Reg	changeBit (int bit) const
uint8	getRexW () const
uint8	getRexR () const
uint8	getRexX () const
uint8	getRexB () const
uint8	getRex (const Reg &base=Reg()) const
Reg8	cvt8 () const
Reg16	cvt16 () const
Reg32	cvt32 () const
Public Member Functions inherited from Xbyak::Operand
	Operand ()
	Operand (int idx, Kind kind, int bit, bool ext8bit=0)
Kind	getKind () const
int	getIdx () const
bool	isNone () const
bool	isMMX () const
bool	isXMM () const
bool	isYMM () const
bool	isZMM () const
bool	isXMEM () const
bool	isYMEM () const
bool	isZMEM () const
bool	isOPMASK () const
bool	isBNDREG () const
bool	isREG (int bit=0) const
bool	isMEM (int bit=0) const
bool	isFPU () const
bool	isExt8bit () const
bool	isExtIdx () const
bool	isExtIdx2 () const
bool	hasEvex () const
bool	hasRex () const
bool	hasZero () const
int	getOpmaskIdx () const
int	getRounding () const
void	setKind (Kind kind)
void	setBit (int bit)
void	setOpmaskIdx (int idx, bool ignore_idx0=false)
void	setRounding (int idx)
void	setZero ()
bool	isHigh8bit () const
bool	is (int kind, uint32 bit=0) const
bool	isBit (uint32 bit) const
uint32	getBit () const
const char *	toString () const
bool	isEqualIfNotInherited (const Operand &rhs) const
bool	operator== (const Operand &rhs) const
bool	operator!= (const Operand &rhs) const
const Address &	getAddress () const
const Reg &	getReg () const

Additional Inherited Members
Public Types inherited from Xbyak::Operand
enum	Kind {   NONE = 0 , MEM = 1 << 0 , REG = 1 << 1 , MMX = 1 << 2 ,   FPU = 1 << 3 , XMM = 1 << 4 , YMM = 1 << 5 , ZMM = 1 << 6 ,   OPMASK = 1 << 7 , BNDREG = 1 << 8 }
enum	Code {   EAX = 0 , ECX , EDX , EBX ,   ESP , EBP , ESI , EDI ,   AX = 0 , CX , DX , BX ,   SP , BP , SI , DI ,   AL = 0 , CL , DL , BL ,   AH , CH , DH , BH }
Protected Member Functions inherited from Xbyak::Operand
void	setIdx (int idx)
Protected Attributes inherited from Xbyak::Operand
unsigned int	zero_:1
unsigned int	mask_:3
unsigned int	rounding_:3

Detailed Description

Definition at line 517 of file xbyak.h.

Constructor & Destructor Documentation

Reg() [1/2]

Xbyak::Reg::Reg ( )

inline

Definition at line 519 of file xbyak.h.

{ }

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Reg() [2/2]

Xbyak::Reg::Reg ( int idx, Kind kind, int bit = 0, bool ext8bit = false )

inline

Definition at line 520 of file xbyak.h.

: Operand(idx, kind, bit, ext8bit) { }

Member Function Documentation

changeBit()

Reg Xbyak::Reg::changeBit ( int bit ) const

inline

Definition at line 521 of file xbyak.h.

{ return Reg(getIdx(), getKind(), bit, isExt8bit()); }

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cvt16()

Reg16 Reg::cvt16 ( ) const

inline

Definition at line 647 of file xbyak.h.

{
    const int idx = getIdx();
    if (isBit(8) && (4 <= idx && idx < 8) && !isExt8bit()) throw Error(ERR_CANT_CONVERT);
    return Reg16(idx);
}

cvt32()

Reg32 Reg::cvt32 ( ) const

inline

Definition at line 654 of file xbyak.h.

{
    const int idx = getIdx();
    if (isBit(8) && (4 <= idx && idx < 8) && !isExt8bit()) throw Error(ERR_CANT_CONVERT);
    return Reg32(idx);
}

cvt8()

Reg8 Reg::cvt8 ( ) const

inline

Definition at line 637 of file xbyak.h.

{
    const int idx = getIdx();
    if (isBit(8)) return Reg8(idx, isExt8bit());
#ifdef XBYAK32
    if (idx >= 4) throw Error(ERR_CANT_CONVERT);
#endif
    return Reg8(idx, 4 <= idx && idx < 8);
}

getRex()

uint8 Xbyak::Reg::getRex ( const Reg & base = Reg() ) const

inline

Definition at line 526 of file xbyak.h.

    {
        uint8 rex = getRexW() | getRexR() | base.getRexW() | base.getRexB();
        if (rex || isExt8bit() || base.isExt8bit()) rex |= 0x40;
        return rex;
    }

getRexB()

uint8 Xbyak::Reg::getRexB ( ) const

inline

Definition at line 525 of file xbyak.h.

{ return isExtIdx() ? 1 : 0; }

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getRexR()

uint8 Xbyak::Reg::getRexR ( ) const

inline

Definition at line 523 of file xbyak.h.

{ return isExtIdx() ? 4 : 0; }

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getRexW()

uint8 Xbyak::Reg::getRexW ( ) const

inline

Definition at line 522 of file xbyak.h.

{ return isREG(64) ? 8 : 0; }

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getRexX()

uint8 Xbyak::Reg::getRexX ( ) const

inline

Definition at line 524 of file xbyak.h.

{ return isExtIdx() ? 2 : 0; }

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The documentation for this class was generated from the following file:

• libraries/fc/libraries/ff/depends/xbyak/xbyak/xbyak.h