vfp.hh File Reference

#include <fenv.h>
#include <cmath>
#include "arch/arm/insts/misc.hh"
#include "arch/arm/miscregs.hh"

Go to the source code of this file.

Classes
class	ArmISA::VfpMacroOp
class	ArmISA::FpOp
class	ArmISA::FpCondCompRegOp
class	ArmISA::FpCondSelOp
class	ArmISA::FpRegRegOp
class	ArmISA::FpRegImmOp
class	ArmISA::FpRegRegImmOp
class	ArmISA::FpRegRegRegOp
class	ArmISA::FpRegRegRegCondOp
class	ArmISA::FpRegRegRegRegOp
class	ArmISA::FpRegRegRegImmOp

Namespaces
	ArmISA

Typedefs
typedef int	ArmISA::VfpSavedState

Enumerations
enum	ArmISA::VfpMicroMode { ArmISA::VfpNotAMicroop, ArmISA::VfpMicroop, ArmISA::VfpFirstMicroop, ArmISA::VfpLastMicroop }
enum	ArmISA::FeExceptionBit {   ArmISA::FeDivByZero = FE_DIVBYZERO, ArmISA::FeInexact = FE_INEXACT, ArmISA::FeInvalid = FE_INVALID, ArmISA::FeOverflow = FE_OVERFLOW,   ArmISA::FeUnderflow = FE_UNDERFLOW, ArmISA::FeAllExceptions = FE_ALL_EXCEPT }
enum	ArmISA::FeRoundingMode { ArmISA::FeRoundDown = FE_DOWNWARD, ArmISA::FeRoundNearest = FE_TONEAREST, ArmISA::FeRoundZero = FE_TOWARDZERO, ArmISA::FeRoundUpward = FE_UPWARD }
enum	ArmISA::VfpRoundingMode {   ArmISA::VfpRoundNearest = 0, ArmISA::VfpRoundUpward = 1, ArmISA::VfpRoundDown = 2, ArmISA::VfpRoundZero = 3,   ArmISA::VfpRoundAway = 4 }

Functions
template<class T >
static void	ArmISA::setVfpMicroFlags (VfpMicroMode mode, T &flags)
static float	ArmISA::bitsToFp (uint64_t, float)
static double	ArmISA::bitsToFp (uint64_t, double)
static uint32_t	ArmISA::fpToBits (float)
static uint64_t	ArmISA::fpToBits (double)
template<class fpType >
static bool	ArmISA::flushToZero (fpType &op)
template<class fpType >
static bool	ArmISA::flushToZero (fpType &op1, fpType &op2)
template<class fpType >
static void	ArmISA::vfpFlushToZero (FPSCR &fpscr, fpType &op)
template<class fpType >
static void	ArmISA::vfpFlushToZero (FPSCR &fpscr, fpType &op1, fpType &op2)
template<class fpType >
static bool	ArmISA::isSnan (fpType val)
VfpSavedState	ArmISA::prepFpState (uint32_t rMode)
void	ArmISA::finishVfp (FPSCR &fpscr, VfpSavedState state, bool flush, FPSCR mask)
template<class fpType >
fpType	ArmISA::fixDest (FPSCR fpscr, fpType val, fpType op1)
template<class fpType >
fpType	ArmISA::fixDest (FPSCR fpscr, fpType val, fpType op1, fpType op2)
template<class fpType >
fpType	ArmISA::fixDivDest (FPSCR fpscr, fpType val, fpType op1, fpType op2)
float	ArmISA::fixFpDFpSDest (FPSCR fpscr, double val)
double	ArmISA::fixFpSFpDDest (FPSCR fpscr, float val)
uint16_t	ArmISA::vcvtFpSFpH (FPSCR &fpscr, bool flush, bool defaultNan, uint32_t rMode, bool ahp, float op)
uint16_t	ArmISA::vcvtFpDFpH (FPSCR &fpscr, bool flush, bool defaultNan, uint32_t rMode, bool ahp, double op)
float	ArmISA::vcvtFpHFpS (FPSCR &fpscr, bool defaultNan, bool ahp, uint16_t op)
double	ArmISA::vcvtFpHFpD (FPSCR &fpscr, bool defaultNan, bool ahp, uint16_t op)
static double	ArmISA::makeDouble (uint32_t low, uint32_t high)
static uint32_t	ArmISA::lowFromDouble (double val)
static uint32_t	ArmISA::highFromDouble (double val)
static void	ArmISA::setFPExceptions (int exceptions)
template<typename T >
uint64_t	ArmISA::vfpFpToFixed (T val, bool isSigned, uint8_t width, uint8_t imm, bool useRmode=true, VfpRoundingMode roundMode=VfpRoundZero, bool aarch64=false)
float	ArmISA::vfpUFixedToFpS (bool flush, bool defaultNan, uint64_t val, uint8_t width, uint8_t imm)
float	ArmISA::vfpSFixedToFpS (bool flush, bool defaultNan, int64_t val, uint8_t width, uint8_t imm)
double	ArmISA::vfpUFixedToFpD (bool flush, bool defaultNan, uint64_t val, uint8_t width, uint8_t imm)
double	ArmISA::vfpSFixedToFpD (bool flush, bool defaultNan, int64_t val, uint8_t width, uint8_t imm)
float	ArmISA::fprSqrtEstimate (FPSCR &fpscr, float op)
uint32_t	ArmISA::unsignedRSqrtEstimate (uint32_t op)
float	ArmISA::fpRecipEstimate (FPSCR &fpscr, float op)
uint32_t	ArmISA::unsignedRecipEstimate (uint32_t op)
template<typename T >
static T	ArmISA::fpAdd (T a, T b)
template<typename T >
static T	ArmISA::fpSub (T a, T b)
static float	ArmISA::fpAddS (float a, float b)
static double	ArmISA::fpAddD (double a, double b)
static float	ArmISA::fpSubS (float a, float b)
static double	ArmISA::fpSubD (double a, double b)
static float	ArmISA::fpDivS (float a, float b)
static double	ArmISA::fpDivD (double a, double b)
template<typename T >
static T	ArmISA::fpDiv (T a, T b)
template<typename T >
static T	ArmISA::fpMulX (T a, T b)
template<typename T >
static T	ArmISA::fpMul (T a, T b)
static float	ArmISA::fpMulS (float a, float b)
static double	ArmISA::fpMulD (double a, double b)
template<typename T >
static T	ArmISA::fpMulAdd (T op1, T op2, T addend)
template<typename T >
static T	ArmISA::fpRIntX (T a, FPSCR &fpscr)
template<typename T >
static T	ArmISA::fpMaxNum (T a, T b)
template<typename T >
static T	ArmISA::fpMax (T a, T b)
template<typename T >
static T	ArmISA::fpMinNum (T a, T b)
template<typename T >
static T	ArmISA::fpMin (T a, T b)
template<typename T >
static T	ArmISA::fpRSqrts (T a, T b)
template<typename T >
static T	ArmISA::fpRecps (T a, T b)
static float	ArmISA::fpRSqrtsS (float a, float b)
static float	ArmISA::fpRecpsS (float a, float b)
template<typename T >
static T	ArmISA::roundNEven (T a)