/arch/mips/math-emu/ieee754m.c
https://bitbucket.org/thekraven/iscream_thunderc-2.6.35 · C · 56 lines · 23 code · 8 blank · 25 comment · 2 complexity · d87799978903dd179d6170d65a3a1ea9 MD5 · raw file
- /*
- * floor, trunc, ceil
- */
- /*
- * MIPS floating point support
- * Copyright (C) 1994-2000 Algorithmics Ltd.
- * http://www.algor.co.uk
- *
- * ########################################################################
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * ########################################################################
- */
- #include "ieee754.h"
- ieee754dp ieee754dp_floor(ieee754dp x)
- {
- ieee754dp i;
- if (ieee754dp_lt(ieee754dp_modf(x, &i), ieee754dp_zero(0)))
- return ieee754dp_sub(i, ieee754dp_one(0));
- else
- return i;
- }
- ieee754dp ieee754dp_ceil(ieee754dp x)
- {
- ieee754dp i;
- if (ieee754dp_gt(ieee754dp_modf(x, &i), ieee754dp_zero(0)))
- return ieee754dp_add(i, ieee754dp_one(0));
- else
- return i;
- }
- ieee754dp ieee754dp_trunc(ieee754dp x)
- {
- ieee754dp i;
- (void) ieee754dp_modf(x, &i);
- return i;
- }