1 /* Copyright (C) 2000-2016 Free Software Foundation, Inc.
2    Contributed by Alexandre Oliva <aoliva@cygnus.com>
3 
4    This file is free software; you can redistribute it and/or modify it
5    under the terms of the GNU General Public License as published by
6    the Free Software Foundation; either version 3 of the License, or
7    (at your option) any later version.
8 
9    This program is distributed in the hope that it will be useful, but
10    WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    General Public License for more details.
13 
14    You should have received a copy of the GNU General Public License
15    along with this program; if not, write to the Free Software
16    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
17 
18 /* Generator of tests for insns introduced in AM33 2.0.
19 
20    See the following file for usage and documentation.  */
21 #include "../all/test-gen.c"
22 
23 /* Define any char*[]s you may need here.  */
24 char *named_regs[] = { "a", "b", "c", "d" };
25 
26 /* Define helper macros to generate register accesses here.  */
27 #define namedregs(shift) \
28   reg_r (named_regs, shift, 0x3, mk_get_bits (2u))
29 #define numberedregs(shift) \
30   reg_p ("f", shift, mk_get_bits (2u))
31 
32 /* Define helper functions here.  */
33 int
jmp_cond(func_arg * arg,insn_data * data)34 jmp_cond (func_arg * arg, insn_data * data)
35 #define jmp_cond(shift) { jmp_cond, { i1: shift } }
36 {
37   static const char conds[4][2] = { "z", "n", "g", "l" };
38   unsigned val = get_bits (2u);
39 
40   data->as_in = data->dis_out = strdup (conds[val]);
41   data->bits = val << arg->i1;
42 
43   /* Do not forget to return 0, otherwise the insn will be skipped.  */
44   return 0;
45 }
46 
47 /* Define convenience wrappers to define_insn.  */
48 #define cond_jmp_insn(insname, word, funcs...) \
49   define_insn (insname, \
50 	       insn_size_bits (insname, 1, word), \
51 	       jmp_cond (4), \
52 	       tab, \
53 	       ## funcs)
54 
55 /* Define insns.  */
56 cond_jmp_insn (j, 0x40, numberedregs(2), comma, namedregs (0));
57 
58 /* Define an insn group.  */
59 func *jmp_insns[] =
60   {
61     insn (j),
62     0
63   };
64 
65 /* Define the set of all groups.  */
66 group_t
67 groups[] =
68   {
69     { "jumps", jmp_insns },
70     { 0 }
71   };
72 
73 int
main(int argc,char * argv[])74 main (int argc, char *argv[])
75 {
76   FILE *as_in = stdout, *dis_out = stderr;
77 
78   /* Check whether we're filtering insns.  */
79   if (argc > 1)
80     skip_list = argv + 1;
81 
82   /* Output assembler header.  */
83   fputs ("\t.text\n"
84 	 "\t.align\n",
85 	 as_in);
86   /* Output comments for the testsuite-driver and the initial
87      disassembler output.  */
88   fputs ("#objdump: -dr --prefix-address --show-raw-insn\n"
89 	 "#name: Foo Digital Processor\n"
90 	 "#as: -mfood\n"
91 	 "\n"
92 	 "# Test the instructions of FooD\n"
93 	 "\n"
94 	 ".*: +file format.*food.*\n"
95 	 "\n"
96 	 "Disassembly of section .text:\n",
97 	 dis_out);
98 
99   /* Now emit all (selected) insns.  */
100   output_groups (groups, as_in, dis_out);
101 
102   exit (0);
103 }
104