1 | /* Bytecode Interpreter utility to generate arity table. |
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2 | Copyright (C) 1993 Free Software Foundation, Inc. |
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3 | |
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4 | This file is part of GNU CC. |
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5 | |
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6 | GNU CC is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 2, or (at your option) |
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9 | any later version. |
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10 | |
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11 | GNU CC is distributed in the hope that it will be useful, |
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12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | GNU General Public License for more details. |
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15 | |
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16 | You should have received a copy of the GNU General Public License |
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17 | along with GNU CC; see the file COPYING. If not, write to |
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18 | the Free Software Foundation, 59 Temple Place - Suite 330, |
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19 | Boston, MA 02111-1307, USA. */ |
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20 | |
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21 | |
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22 | #include <stdio.h> |
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23 | #include "hconfig.h" |
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24 | #include "bi-defs.h" |
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25 | |
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26 | int |
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27 | length (n) |
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28 | struct node *n; |
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29 | { |
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30 | int k; |
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31 | |
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32 | for (k = 0; n; n = n->next) |
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33 | ++k; |
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34 | return k; |
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35 | } |
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36 | |
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37 | int |
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38 | main () |
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39 | { |
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40 | struct def *d; |
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41 | struct variation *v; |
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42 | struct node *n; |
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43 | |
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44 | yyparse (); |
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45 | reverse (); |
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46 | |
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47 | for (d = defs; d; d = d->next) |
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48 | for (v = d->variations; v; v = v->next) |
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49 | { |
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50 | printf ("{ %d, %d, %d, {", length (v->inputs), |
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51 | length (v->outputs), length (v->literals)); |
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52 | for (n = v->literals; n; n = n->next) |
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53 | printf ("(char) %scode, ", n->text); |
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54 | if (v->literals == 0) |
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55 | printf ("0"); |
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56 | printf ("}},\n"); |
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57 | } |
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58 | |
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59 | fflush (stdout); |
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60 | exit (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE); |
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61 | /* NOTREACHED */ |
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62 | return 0; |
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63 | } |
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64 | |
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65 | /* Safely allocate NBYTES bytes of memory. Returns pointer to block of |
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66 | memory. */ |
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67 | char * |
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68 | xmalloc (nbytes) |
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69 | int nbytes; |
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70 | { |
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71 | char *tmp = (char *) malloc (nbytes); |
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72 | |
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73 | if (!tmp) |
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74 | { |
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75 | fprintf (stderr, "can't allocate %d bytes (out of virtual memory)\n", nbytes); |
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76 | exit (FATAL_EXIT_CODE); |
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77 | } |
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78 | |
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79 | return tmp; |
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80 | } |
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