/usr/lib/ats-anairiats-0.2.5/libats/CATS/linbitvec.cats is in ats-lang-anairiats 0.2.5-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/* */
/* Applied Type System */
/* */
/* Hongwei Xi */
/* */
/************************************************************************/
/*
** ATS - Unleashing the Potential of Types!
**
** Copyright (C) 2002-2008 Hongwei Xi.
**
** ATS 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 2.1, or (at your option) any later
** version.
**
** ATS 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 ATS; see the file COPYING. If not, write to the Free
** Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
** 02110-1301, USA.
*/
/* ****** ****** */
/*
**
** Author: Hongwei Xi (hwxi AT cs DOT bu DOT edu)
**
*/
/* ****** ****** */
#ifndef ATS_LIBATS_LINBITVEC_CATS
#define ATS_LIBATS_LINBITVEC_CATS
/* ****** ****** */
//
// HX: these functions need to be inlined for efficiency!
//
/* ****** ****** */
static inline
ats_int_type
atslib_linbitvec_bitvec_get_at (
ats_ptr_type p_vec, ats_size_type i
) {
size_t q, r ;
q = i >> NBIT_PER_WORD_LOG ; r = i & (NBIT_PER_WORD - 1) ;
return (((uintptr_t*)p_vec)[q] >> r) & 0x1 ;
} // end of [atslib_linbitvec_bitvec_get_at]
static inline
ats_void_type
atslib_linbitvec_bitvec_set_at (
ats_ptr_type p_vec, ats_size_type i, ats_int_type b
) {
size_t q, r ;
q = i >> NBIT_PER_WORD_LOG ; r = i & (NBIT_PER_WORD - 1) ;
if (b) {
((uintptr_t*)p_vec)[q] |= ((uintptr_t)1 << r) ;
} else {
((uintptr_t*)p_vec)[q] &= ~((uintptr_t)1 << r) ;
} ;
return ;
} // end of [linbitvec_bitvec_set_at]
/* ****** ****** */
#endif // end of [#ifndef ATS_CONTRIB_LINBITVEC_CATS]
/* ****** ****** */
/* end of [linbitvec.cats] */
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