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108 lines
2.0 KiB
C
108 lines
2.0 KiB
C
/* This file is part of the program psim.
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Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
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This program 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 of the License, or
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(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. 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 this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include "misc.h"
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void
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error (char *msg, ...)
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{
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va_list ap;
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va_start(ap, msg);
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vprintf(msg, ap);
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va_end(ap);
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exit (1);
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}
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void *
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zalloc(long size)
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{
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void *memory = malloc(size);
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if (memory == NULL)
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error("zalloc failed\n");
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bzero(memory, size);
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return memory;
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}
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void
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dumpf (int indent, char *msg, ...)
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{
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va_list ap;
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for (; indent > 0; indent--)
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printf(" ");
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va_start(ap, msg);
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vprintf(msg, ap);
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va_end(ap);
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}
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int
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it_is(const char *flag,
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const char *flags)
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{
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int flag_len = strlen(flag);
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while (*flags != '\0') {
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if (!strncmp(flags, flag, flag_len)
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&& (flags[flag_len] == ',' || flags[flag_len] == '\0'))
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return 1;
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while (*flags != ',') {
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if (*flags == '\0')
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return 0;
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flags++;
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}
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flags++;
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}
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return 0;
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}
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unsigned
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a2i(const char *a)
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{
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return strtoul(a, 0, 0);
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}
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unsigned
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target_a2i(int ms_bit_nr,
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const char *a)
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{
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if (ms_bit_nr)
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return (ms_bit_nr - strtoul(a, 0, 0));
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else
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return strtoul(a, 0, 0);
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}
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unsigned
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i2target(int ms_bit_nr,
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unsigned bit)
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{
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if (ms_bit_nr)
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return ms_bit_nr - bit;
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else
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return bit;
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}
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