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Diffstat (limited to 'libchill/eqps.c')
-rw-r--r-- | libchill/eqps.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/libchill/eqps.c b/libchill/eqps.c deleted file mode 100644 index e0e00db3cc2..00000000000 --- a/libchill/eqps.c +++ /dev/null @@ -1,74 +0,0 @@ -/* Implement POWERSET runtime actions for CHILL. - Copyright (C) 1992,1993 Free Software Foundation, Inc. - Author: Wilfried Moser, et al - -This file is part of GNU CC. - -GNU CC is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU CC 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 General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -/* As a special exception, if you link this library with other files, - some of which are compiled with GCC, to produce an executable, - this library does not by itself cause the resulting executable - to be covered by the GNU General Public License. - This exception does not however invalidate any other reasons why - the executable file might be covered by the GNU General Public License. */ - -#define __CHILL_LIB__ - -#include <stdio.h> -#include "powerset.h" - -/* - * function __eqpowerset - * - * parameters: - * left left powerset - * right right powerset - * bitlength length of powerset in bits - * - * returns: - * 1 if powersets are equal, bit for bit - * - * exceptions: - * none - * - * abstract: - * compares two powersets for equality - * - */ -int -__eqpowerset (left, right, bitlength) - SET_WORD *left; - SET_WORD *right; - unsigned long bitlength; -{ - { - SET_WORD c; - register unsigned long i; - unsigned long len = bitlength / SET_WORD_SIZE; - - for (i = 0; i < len; i++) /* a word-oriented memcmp */ - if (left[i] != right[i]) - return 0; - /* do the last (possibly partial) word */ - bitlength %= SET_WORD_SIZE; - if (bitlength == 0) - return 1; - c = left[i] ^ right[i]; - MASK_UNUSED_WORD_BITS (&c, bitlength); - return (c == 0) ? 1 : 0; - } -} |