diff options
Diffstat (limited to 'newlib/libm/math/ef_remainder.c')
-rw-r--r-- | newlib/libm/math/ef_remainder.c | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/newlib/libm/math/ef_remainder.c b/newlib/libm/math/ef_remainder.c deleted file mode 100644 index 23d29d0..0000000 --- a/newlib/libm/math/ef_remainder.c +++ /dev/null @@ -1,68 +0,0 @@ -/* ef_remainder.c -- float version of e_remainder.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 zero = 0.0; -#else -static float zero = 0.0; -#endif - - -#ifdef __STDC__ - float __ieee754_remainderf(float x, float p) -#else - float __ieee754_remainderf(x,p) - float x,p; -#endif -{ - __int32_t hx,hp; - __uint32_t sx; - float p_half; - - GET_FLOAT_WORD(hx,x); - GET_FLOAT_WORD(hp,p); - sx = hx&0x80000000; - hp &= 0x7fffffff; - hx &= 0x7fffffff; - - /* purge off exception values */ - if(FLT_UWORD_IS_ZERO(hp)|| - !FLT_UWORD_IS_FINITE(hx)|| - FLT_UWORD_IS_NAN(hp)) - return (x*p)/(x*p); - - - if (hp<=FLT_UWORD_HALF_MAX) x = __ieee754_fmodf(x,p+p); /* now x < 2p */ - if ((hx-hp)==0) return zero*x; - x = fabsf(x); - p = fabsf(p); - if (hp<0x01000000) { - if(x+x>p) { - x-=p; - if(x+x>=p) x -= p; - } - } else { - p_half = (float)0.5*p; - if(x>p_half) { - x-=p; - if(x>=p_half) x -= p; - } - } - GET_FLOAT_WORD(hx,x); - SET_FLOAT_WORD(x,hx^sx); - return x; -} |