PSPLIT 3CW "16 April 2007" "mathcw-1.00"

Table of contents


NAME

psplitf, psplit, psplitl, psplitw, psplitq, psplitll, psplitdf, psplitd, psplitdl, psplitdll - pair-precision split

SYNOPSIS

cc [ flags ] -I/usr/local/include file(s) -L/usr/local/lib -lmcw [ ... ]

#include <mathcw.h>
#include <paircw.h>

extern void psplitf (float_pair result, float x);

extern void psplit (double_pair result, double x);

extern void psplitl (long_double_pair result, long double x);

extern void psplitw (__float80_pair result, __float80 x);

extern void psplitq (__float128_pair result, __float128 x);

extern void psplitll (long_long_double_pair result, long_long_double x);

extern void psplitdf (decimal_float_pair result, decimal_float x);

extern void psplitd (decimal_double_pair result, decimal_double x);

extern void psplitdl (decimal_long_double_pair result, decimal_long_double x);

extern void psplitdll (decimal_long_long_double_pair result, decimal_long_long_double x);

NB: Functions with prototypes containing underscores in type names may be available only with certain extended compilers.


DESCRIPTION

Split x into high and low parts for use in pair-precision arithmetic. The sum of the parts is an exact representation of the original number.

RETURN VALUES

None. The function result is stored in the first argument, result.

ERRORS

None.

SEE ALSO

pabs(3CW), pacos(3CW), pacosh(3CW), padd(3CW), pasin(3CW), pasinh(3CW), patan(3CW), patan2(3CW), patanh(3CW), pcbrt(3CW), pcmp(3CW), pcon(3CW), pcopy(3CW), pcopysign(3CW), pcos(3CW), pcosh(3CW), pcotan(3CW), pdiv(3CW), pdot(3CW), peps(3CW), peval(3CW), pexp(3CW), pexp10(3CW), pexp16(3CW), pexp2(3CW), pexp8(3CW), pexpm1(3CW), pfdim(3CW), pfmax(3CW), pfmin(3CW), pfrexp(3CW), pfrexph(3CW), phigh(3CW), phypot(3CW), pierf(3CW), pierfc(3CW), pilogb(3CW), pin(3CW), pinfty(3CW), pipow(3CW), pisinf(3CW), pisnan(3CW), pisqnan(3CW), pissnan(3CW), pldexp(3CW), pldexph(3CW), plog(3CW), plog101p(3CW), plog1p(3CW), plow(3CW), pmul(3CW), pmul2(3CW), pneg(3CW), pout(3CW), pprosum(3CW), pqnan(3CW), pscalbln(3CW), pscalbn(3CW), pset(3CW), psignbit(3CW), psin(3CW), psinh(3CW), psnan(3CW), psqrt(3CW), psub(3CW), psum(3CW), psum2(3CW), ptan(3CW), ptanh(3CW).