diff options
Diffstat (limited to 'newlib/libm/math/sf_frexp.c')
| -rw-r--r-- | newlib/libm/math/sf_frexp.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/newlib/libm/math/sf_frexp.c b/newlib/libm/math/sf_frexp.c deleted file mode 100644 index 8dd8a9767..000000000 --- a/newlib/libm/math/sf_frexp.c +++ /dev/null @@ -1,61 +0,0 @@ -/* sf_frexp.c -- float version of s_frexp.c. - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -#include "fdlibm.h" - -#ifdef __STDC__ -static const float -#else -static float -#endif -two25 = 3.3554432000e+07; /* 0x4c000000 */ - -#ifdef __STDC__ - float frexpf(float x, int *eptr) -#else - float frexpf(x, eptr) - float x; int *eptr; -#endif -{ - __int32_t hx, ix; - GET_FLOAT_WORD(hx,x); - ix = 0x7fffffff&hx; - *eptr = 0; - if(!FLT_UWORD_IS_FINITE(ix)||FLT_UWORD_IS_ZERO(ix)) return x; /* 0,inf,nan */ - if (FLT_UWORD_IS_SUBNORMAL(ix)) { /* subnormal */ - x *= two25; - GET_FLOAT_WORD(hx,x); - ix = hx&0x7fffffff; - *eptr = -25; - } - *eptr += (ix>>23)-126; - hx = (hx&0x807fffff)|0x3f000000; - SET_FLOAT_WORD(x,hx); - return x; -} - -#ifdef _DOUBLE_IS_32BITS - -#ifdef __STDC__ - double frexp(double x, int *eptr) -#else - double frexp(x, eptr) - double x; int *eptr; -#endif -{ - return (double) frexpf((float) x, eptr); -} - -#endif /* defined(_DOUBLE_IS_32BITS) */ |