diff options
Diffstat (limited to 'sysdeps/ieee754/flt-32/s_logbf.c')
| -rw-r--r-- | sysdeps/ieee754/flt-32/s_logbf.c | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/sysdeps/ieee754/flt-32/s_logbf.c b/sysdeps/ieee754/flt-32/s_logbf.c deleted file mode 100644 index 9ae20e332a..0000000000 --- a/sysdeps/ieee754/flt-32/s_logbf.c +++ /dev/null @@ -1,41 +0,0 @@ -/* s_logbf.c -- float version of s_logb.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 <math.h> -#include <math_private.h> -#include <fix-int-fp-convert-zero.h> - -float -__logbf (float x) -{ - int32_t ix, rix; - - GET_FLOAT_WORD (ix, x); - ix &= 0x7fffffff; /* high |x| */ - if (ix == 0) - return (float) -1.0 / fabsf (x); - if (ix >= 0x7f800000) - return x * x; - if (__glibc_unlikely ((rix = ix >> 23) == 0)) - { - /* POSIX specifies that denormal number is treated as - though it were normalized. */ - rix -= __builtin_clz (ix) - 9; - } - if (FIX_INT_FP_CONVERT_ZERO && rix == 127) - return 0.0f; - return (float) (rix - 127); -} -weak_alias (__logbf, logbf) |