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author | Ulrich Drepper <drepper@redhat.com> | 1999-07-14 00:54:57 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1999-07-14 00:54:57 +0000 |
commit | abfbdde177c3a7155070dda1b2cdc8292054cc26 (patch) | |
tree | e021306b596381fbf8311d2b7eb294e918ff17c8 /sysdeps/libm-ieee754/s_truncf.c | |
parent | 86421aa57ecfd70963ae66848bd6a6dd3b8e0fe6 (diff) | |
download | glibc-abfbdde177c3a7155070dda1b2cdc8292054cc26.tar.gz |
Update.
Diffstat (limited to 'sysdeps/libm-ieee754/s_truncf.c')
-rw-r--r-- | sysdeps/libm-ieee754/s_truncf.c | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/sysdeps/libm-ieee754/s_truncf.c b/sysdeps/libm-ieee754/s_truncf.c deleted file mode 100644 index feb6b6f23a..0000000000 --- a/sysdeps/libm-ieee754/s_truncf.c +++ /dev/null @@ -1,52 +0,0 @@ -/* Truncate argument to nearest integral value not larger than the argument. - Copyright (C) 1997, 1998 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <math.h> - -#include "math_private.h" - - -float -__truncf (float x) -{ - int32_t i0, j0; - int sx; - - GET_FLOAT_WORD (i0, x); - sx = i0 & 0x80000000; - j0 = ((i0 >> 23) & 0xff) - 0x7f; - if (j0 < 23) - { - if (j0 < 0) - /* The magnitude of the number is < 1 so the result is +-0. */ - SET_FLOAT_WORD (x, sx); - else - SET_FLOAT_WORD (x, sx | (i0 & ~(0x007fffff >> j0))); - } - else - { - if (j0 == 0x80) - /* x is inf or NaN. */ - return x + x; - } - - return x; -} -weak_alias (__truncf, truncf) |