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author | Peter Tyser <ptyser@xes-inc.com> | 2010-04-12 22:28:05 -0500 |
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committer | Wolfgang Denk <wd@denx.de> | 2010-04-13 09:13:04 +0200 |
commit | 78acc472d9719316f22e002a009a998d9ceec29d (patch) | |
tree | aa99461b3d693cf3691869abea485091860a66d0 /lib_generic/ldiv.c | |
parent | ea0364f1bbfed1e3ea711147420875cf338fe77a (diff) | |
download | u-boot-imx-78acc472d9719316f22e002a009a998d9ceec29d.zip u-boot-imx-78acc472d9719316f22e002a009a998d9ceec29d.tar.gz u-boot-imx-78acc472d9719316f22e002a009a998d9ceec29d.tar.bz2 |
Rename lib_generic/ to lib/
Now that the other architecture-specific lib directories have been
moved out of the top-level directory there's not much reason to have the
'_generic' suffix on the common lib directory.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'lib_generic/ldiv.c')
-rw-r--r-- | lib_generic/ldiv.c | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/lib_generic/ldiv.c b/lib_generic/ldiv.c deleted file mode 100644 index 5d231a2..0000000 --- a/lib_generic/ldiv.c +++ /dev/null @@ -1,55 +0,0 @@ -/* Copyright (C) 1992, 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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. */ - -typedef struct { - long quot; - long rem; -} ldiv_t; -/* Return the `ldiv_t' representation of NUMER over DENOM. */ -ldiv_t -ldiv (long int numer, long int denom) -{ - ldiv_t result; - - result.quot = numer / denom; - result.rem = numer % denom; - - /* The ANSI standard says that |QUOT| <= |NUMER / DENOM|, where - NUMER / DENOM is to be computed in infinite precision. In - other words, we should always truncate the quotient towards - zero, never -infinity. Machine division and remainer may - work either way when one or both of NUMER or DENOM is - negative. If only one is negative and QUOT has been - truncated towards -infinity, REM will have the same sign as - DENOM and the opposite sign of NUMER; if both are negative - and QUOT has been truncated towards -infinity, REM will be - positive (will have the opposite sign of NUMER). These are - considered `wrong'. If both are NUM and DENOM are positive, - RESULT will always be positive. This all boils down to: if - NUMER >= 0, but REM < 0, we got the wrong answer. In that - case, to get the right answer, add 1 to QUOT and subtract - DENOM from REM. */ - - if (numer >= 0 && result.rem < 0) - { - ++result.quot; - result.rem -= denom; - } - - return result; -} |