ieee754.cc File Reference

#include "src/base/ieee754.h"
#include <cmath>
#include <limits>
#include "src/base/build_config.h"
#include "src/base/macros.h"
#include "src/base/overflowing-math.h"

Include dependency graph for ieee754.cc:

Go to the source code of this file.

Namespaces
namespace	v8
namespace	v8::base
namespace	v8::base::ieee754
namespace	v8::base::ieee754::legacy

Macros
#define	EXTRACT_WORDS(ix0, ix1, d)
#define	GET_HIGH_WORD(i, d)
#define	GET_LOW_WORD(i, d)
#define	INSERT_WORDS(d, ix0, ix1)
#define	SET_HIGH_WORD(d, v)
#define	one   xxx[13]
#define	pio4   xxx[14]
#define	pio4lo   xxx[15]
#define	T   xxx

Functions
double	v8::base::ieee754::acos (double x)
double	v8::base::ieee754::acosh (double x)
double	v8::base::ieee754::asin (double x)
double	v8::base::ieee754::asinh (double x)
double	v8::base::ieee754::atan (double x)
double	v8::base::ieee754::atan2 (double y, double x)
double	v8::base::ieee754::cos (double x)
double	v8::base::ieee754::exp (double x)
double	v8::base::ieee754::atanh (double x)
double	v8::base::ieee754::log (double x)
double	v8::base::ieee754::log1p (double x)
static double	v8::base::ieee754::k_log1p (double f)
double	v8::base::ieee754::log2 (double x)
double	v8::base::ieee754::log10 (double x)
double	v8::base::ieee754::expm1 (double x)
double	v8::base::ieee754::cbrt (double x)
double	v8::base::ieee754::sin (double x)
double	v8::base::ieee754::tan (double x)
double	v8::base::ieee754::cosh (double x)
double	v8::base::ieee754::legacy::pow (double x, double y)
double	v8::base::ieee754::sinh (double x)
double	v8::base::ieee754::tanh (double x)

Variables
static const double	v8::base::ieee754::Lg1 = 6.666666666666735130e-01
static const double	v8::base::ieee754::Lg2 = 3.999999999940941908e-01
static const double	v8::base::ieee754::Lg3 = 2.857142874366239149e-01
static const double	v8::base::ieee754::Lg4 = 2.222219843214978396e-01
static const double	v8::base::ieee754::Lg5 = 1.818357216161805012e-01
static const double	v8::base::ieee754::Lg6 = 1.531383769920937332e-01
static const double	v8::base::ieee754::Lg7 = 1.479819860511658591e-01

Macro Definition Documentation

EXTRACT_WORDS

#define EXTRACT_WORDS	(		ix0,
			ix1,
			d )

Value:

  do {                                           \
    uint64_t bits = base::bit_cast<uint64_t>(d); \
    (ix0) = bits >> 32;                          \
    (ix1) = bits & 0xFFFFFFFFu;                  \
  } while (false)

Definition at line 54 of file ieee754.cc.

GET_HIGH_WORD

#define GET_HIGH_WORD	(		i,
			d )

Value:

  do {                                           \
    uint64_t bits = base::bit_cast<uint64_t>(d); \
    (i) = bits >> 32;                            \
  } while (false)

Definition at line 63 of file ieee754.cc.

GET_LOW_WORD

#define GET_LOW_WORD	(		i,
			d )

Value:

  do {                                           \
    uint64_t bits = base::bit_cast<uint64_t>(d); \
    (i) = bits & 0xFFFFFFFFu;                    \
  } while (false)

Definition at line 71 of file ieee754.cc.

INSERT_WORDS

#define INSERT_WORDS	(		d,
			ix0,
			ix1 )

Value:

  do {                                        \
    uint64_t bits = 0;                        \
    bits |= static_cast<uint64_t>(ix0) << 32; \
    bits |= static_cast<uint32_t>(ix1);       \
    (d) = base::bit_cast<double>(bits);       \
  } while (false)

Definition at line 79 of file ieee754.cc.

one

#define one   xxx[13]

pio4

#define pio4   xxx[14]

pio4lo

#define pio4lo   xxx[15]

SET_HIGH_WORD

#define SET_HIGH_WORD	(		d,
			v )

Value:

  do {                                           \
    uint64_t bits = base::bit_cast<uint64_t>(d); \
    bits &= 0x0000'0000'FFFF'FFFF;               \    bits |= static_cast<uint64_t>(v) << 32;      \    (d) = base::bit_cast<double>(bits);          \  } while (false)#define SET_LOW_WORD(d, v)                       \  do {                                           \    uint64_t bits = base::bit_cast<uint64_t>(d); \    bits &= 0xFFFF'FFFF'0000'0000;               \
    bits |= static_cast<uint32_t>(v);            \
    (d) = base::bit_cast<double>(bits);          \
  } while (false)

Definition at line 89 of file ieee754.cc.

T

#define T   xxx