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52 lines
1.8 KiB
52 lines
1.8 KiB
/*
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* jit-bitset.h - Bitset routines for the JIT.
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*
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* Copyright (C) 2006 Southern Storm Software, Pty Ltd.
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*
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* This file is part of the libjit library.
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*
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* The libjit library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation, either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* The libjit library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with the libjit library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#ifndef _JIT_BITSET_H
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#define _JIT_BITSET_H
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#define _JIT_BITSET_WORD_BITS (8 * sizeof(_jit_bitset_word_t))
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typedef unsigned long _jit_bitset_word_t;
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typedef struct _jit_bitset _jit_bitset_t;
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/* TODO: Use less space. Perhaps borrow bitmap from gcc. */
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struct _jit_bitset
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{
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int size;
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_jit_bitset_word_t *bits;
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};
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void _jit_bitset_init(_jit_bitset_t *bs);
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int _jit_bitset_allocate(_jit_bitset_t *bs, int size);
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int _jit_bitset_is_allocated(_jit_bitset_t *bs);
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void _jit_bitset_free(_jit_bitset_t *bs);
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void _jit_bitset_set_bit(_jit_bitset_t *bs, int bit);
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void _jit_bitset_clear_bit(_jit_bitset_t *bs, int bit);
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int _jit_bitset_test_bit(_jit_bitset_t *bs, int bit);
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void _jit_bitset_clear(_jit_bitset_t *bs);
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int _jit_bitset_empty(_jit_bitset_t *bs);
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void _jit_bitset_add(_jit_bitset_t *dest, _jit_bitset_t *src);
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void _jit_bitset_sub(_jit_bitset_t *dest, _jit_bitset_t *src);
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int _jit_bitset_copy(_jit_bitset_t *dest, _jit_bitset_t *src);
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int _jit_bitset_equal(_jit_bitset_t *bs1, _jit_bitset_t *bs2);
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#endif
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