de8ff40405
* allgmem.c: Do not include config.h anymore.
* allmem.c allocate.c andps.c cardps.c cause.c copyps.c: Likewise.
* diffps.c eqps.c exh.c exhstack.c ffsetclrps.c ffsetps.c: Likewise.
* flsetclrps.c flsetps.c inbitstr.c inps.c leps.c ltps.c: Likewise.
* neps.c notps.c orps.c retmem.c rtsdummy.c setbitps.c: Likewise.
* setbits.c sliceps.c terminate.c unhex.c unhex1.c xorps.c: Likewise.
From-SVN: r22285
75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
/* Implement POWERSET runtime actions for CHILL.
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Copyright (C) 1992,1993 Free Software Foundation, Inc.
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Author: Wilfried Moser, et al
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#define __CHILL_LIB__
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#include <stdio.h>
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#include "powerset.h"
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/*
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* function __orpowerset
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*
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* parameters:
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* out return from __orpowerset
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* left left powerset
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* right right powerset
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* bitlength length of powerset in bits
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*
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* returns:
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* void
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*
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* exceptions:
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* none
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*
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* abstract:
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* or's two powersets.
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*
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*/
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void
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__orpowerset (out, left, right, bitlength)
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SET_WORD *out;
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SET_WORD *left;
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SET_WORD *right;
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unsigned long bitlength;
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{
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if (bitlength <= SET_CHAR_SIZE)
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{
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*((SET_CHAR *)out) = *((SET_CHAR *)left) |
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*((SET_CHAR *)right);
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MASK_UNUSED_CHAR_BITS((SET_CHAR *)out, bitlength);
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}
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else if (bitlength <= SET_SHORT_SIZE)
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{
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*((SET_SHORT *)out) = *((SET_SHORT *)left) |
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*((SET_SHORT *)right);
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MASK_UNUSED_SHORT_BITS((SET_SHORT *)out, bitlength);
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}
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else
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{
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register unsigned long i;
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unsigned long len = BITS_TO_WORDS(bitlength);
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for (i = 0; i < len; i++)
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out[i] = left[i] | right[i];
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MASK_UNUSED_WORD_BITS ((out + len - 1), bitlength % SET_WORD_SIZE);
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}
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}
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