1 /* itbl-test.c
2
3 Copyright (C) 1997-2021 Free Software Foundation, Inc.
4
5 This file is part of GAS, the GNU Assembler.
6
7 GAS is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
10 any later version.
11
12 GAS is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with GAS; see the file COPYING. If not, write to the Free
19 Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
20 02110-1301, USA. */
21
22 /* Stand-alone test for instruction specification table support.
23 Run using "itbl-test <itbl> <asm.s>"
24 where <itbl> is the name of the instruction table,
25 and <asm.s> is the name of the assembler fie. */
26
27
28 #include <stdio.h>
29 #include <stdlib.h>
30 #include <string.h>
31 #include "itbl-ops.h"
32
33 static int test_reg (e_processor processor, e_type type, char *name,
34 unsigned long val);
35
36 int
main(int argc,char ** argv)37 main (int argc, char **argv)
38 {
39 unsigned int insn;
40 FILE *fas;
41 int aline = 0;
42 char s[81], *name;
43
44 if (argc < 3)
45 {
46 printf ("usage: %s itbl asm.s\n", argv[0]);
47 exit (0);
48 }
49 if (itbl_parse (argv[1]) != 0)
50 {
51 printf ("failed to parse itbl\n");
52 exit (0);
53 }
54
55 fas = fopen (argv[2], "r");
56 if (fas == 0)
57 {
58 printf ("failed to open asm file %s\n", argv[2]);
59 exit (0);
60 }
61 while (fgets (s, 80, fas))
62 {
63 char *p;
64 aline++;
65
66 if (p = strchr (s, ';'), p) /* strip comments */
67 *p = 0;
68 if (p = strchr (s, '#'), p) /* strip comments */
69 *p = 0;
70 p = s + strlen (s) - 1;
71 while (p >= s && (*p == ' ' || *p == '\t' || *p == '\n')) /* strip trailing spaces */
72 p--;
73 *(p + 1) = 0;
74 p = s;
75 while (*p && (*p == ' ' || *p == '\t' || *p == '\n')) /* strip leading spaces */
76 p++;
77 if (!*p)
78 continue;
79
80 name = itbl_get_field (&p);
81 insn = itbl_assemble (name, p);
82 if (insn == 0)
83 printf ("line %d: Invalid instruction (%s)\n", aline, s);
84 else
85 {
86 char buf[128];
87 printf ("line %d: insn(%s) = 0x%x)\n", aline, s, insn);
88 if (!itbl_disassemble (buf, insn))
89 printf ("line %d: Can't disassemble instruction "
90 "(0x%x)\n", aline, insn);
91 else
92 printf ("line %d: disasm(0x%x) = %s)\n", aline, insn, buf);
93 }
94 }
95
96 test_reg (1, e_dreg, "d1", 1);
97 test_reg (3, e_creg, "c2", 22);
98 test_reg (3, e_dreg, "d3", 3);
99
100 fclose (fas);
101 return 0;
102 }
103
104 static int
test_reg(e_processor processor,e_type type,char * name,unsigned long val)105 test_reg (e_processor processor, e_type type, char *name,
106 unsigned long val)
107 {
108 char *n;
109 unsigned long v;
110
111 n = itbl_get_name (processor, type, val);
112 if (!n || strcmp (n, name))
113 printf ("Error - reg name not found for proessor=%d, type=%d, val=%d\n",
114 processor, type, val);
115 else
116 printf ("name=%s found for processor=%d, type=%d, val=%d\n",
117 n, processor, type, val);
118
119 /* We require that names be unique among processors and types. */
120 if (! itbl_get_reg_val (name, &v)
121 || v != val)
122 printf ("Error - reg val not found for processor=%d, type=%d, name=%s\n",
123 processor, type, name);
124 else
125 printf ("val=0x%x found for processor=%d, type=%d, name=%s\n",
126 v, processor, type, name);
127 return 0;
128 }
129