84 lines
2.0 KiB
C
84 lines
2.0 KiB
C
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/*
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codespace.c
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management of code segement
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Copyright (C) 2011 Bill Currie <bill@taniwha.org>
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Author: Bill Currie <bill@taniwha.org>
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Date: 2011/01/07
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program 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.
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See the 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 this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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static __attribute__ ((used)) const char rcsid[] = "$Id$";
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#include <stdlib.h>
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#include "QF/pr_comp.h"
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#include "codespace.h"
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codespace_t *
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codespace_new (void)
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{
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return calloc (1, sizeof (codespace_t));
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}
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void
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codespace_delete (codespace_t *codespace)
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{
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free (codespace->code);
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free (codespace);
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}
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void
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codespace_addcode (codespace_t *codespace, dstatement_t *code, int size)
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{
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if (codespace->size + size > codespace->max_size) {
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codespace->max_size = (codespace->size + size + 16383) & ~16383;
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codespace->code = realloc (codespace->code,
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codespace->max_size * sizeof (dstatement_t));
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}
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memcpy (codespace->code + codespace->size, code,
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size * sizeof (dstatement_t));
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codespace->size += size;
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}
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dstatement_t *
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codespace_newstatement (codespace_t *codespace)
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{
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if (codespace->size >= codespace->max_size) {
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codespace->max_size += 16384;
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codespace->code = realloc (codespace->code,
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codespace->max_size * sizeof (dstatement_t));
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}
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return codespace->code + codespace->size++;
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}
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