diff options
Diffstat (limited to 'libjava/java/lang/sf_rint.c')
-rw-r--r-- | libjava/java/lang/sf_rint.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/libjava/java/lang/sf_rint.c b/libjava/java/lang/sf_rint.c deleted file mode 100644 index f442072874e..00000000000 --- a/libjava/java/lang/sf_rint.c +++ /dev/null @@ -1,80 +0,0 @@ -/* sf_rint.c -- float version of s_rint.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 -TWO23[2]={ - 8.3886080000e+06, /* 0x4b000000 */ - -8.3886080000e+06, /* 0xcb000000 */ -}; - -#ifdef __STDC__ - float rintf(float x) -#else - float rintf(x) - float x; -#endif -{ - int32_t i0,j0,sx; - uint32_t i,i1; - float w,t; - GET_FLOAT_WORD(i0,x); - sx = (i0>>31)&1; - j0 = ((i0>>23)&0xff)-0x7f; - if(j0<23) { - if(j0<0) { - if((i0&0x7fffffff)==0) return x; - i1 = (i0&0x07fffff); - i0 &= 0xfff00000; - i0 |= ((i1|-i1)>>9)&0x400000; - SET_FLOAT_WORD(x,i0); - w = TWO23[sx]+x; - t = w-TWO23[sx]; - GET_FLOAT_WORD(i0,t); - SET_FLOAT_WORD(t,(i0&0x7fffffff)|(sx<<31)); - return t; - } else { - i = (0x007fffff)>>j0; - if((i0&i)==0) return x; /* x is integral */ - i>>=1; - if((i0&i)!=0) i0 = (i0&(~i))|((0x100000)>>j0); - } - } else { - if(j0==0x80) return x+x; /* inf or NaN */ - else return x; /* x is integral */ - } - SET_FLOAT_WORD(x,i0); - w = TWO23[sx]+x; - return w-TWO23[sx]; -} - -#ifdef _DOUBLE_IS_32BITS - -#ifdef __STDC__ - double rint(double x) -#else - double rint(x) - double x; -#endif -{ - return (double) rintf((float) x); -} - -#endif /* defined(_DOUBLE_IS_32BITS) */ |