xref: /qemu/target/hexagon/gen_shortcode.py (revision b355f08a)
1#!/usr/bin/env python3
2
3##
4##  Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
5##
6##  This program is free software; you can redistribute it and/or modify
7##  it under the terms of the GNU General Public License as published by
8##  the Free Software Foundation; either version 2 of the License, or
9##  (at your option) any later version.
10##
11##  This program is distributed in the hope that it will be useful,
12##  but WITHOUT ANY WARRANTY; without even the implied warranty of
13##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14##  GNU General Public License for more details.
15##
16##  You should have received a copy of the GNU General Public License
17##  along with this program; if not, see <http://www.gnu.org/licenses/>.
18##
19
20import sys
21import re
22import string
23import hex_common
24
25def gen_shortcode(f, tag):
26    f.write('DEF_SHORTCODE(%s, %s)\n' % (tag, hex_common.semdict[tag]))
27
28def main():
29    hex_common.read_semantics_file(sys.argv[1])
30    hex_common.read_attribs_file(sys.argv[2])
31    hex_common.calculate_attribs()
32    tagregs = hex_common.get_tagregs()
33    tagimms = hex_common.get_tagimms()
34
35    with open(sys.argv[3], 'w') as f:
36        f.write("#ifndef DEF_SHORTCODE\n")
37        f.write("#define DEF_SHORTCODE(TAG,SHORTCODE)    /* Nothing */\n")
38        f.write("#endif\n")
39
40        for tag in hex_common.tags:
41            ## Skip the priv instructions
42            if ( "A_PRIV" in hex_common.attribdict[tag] ) :
43                continue
44            ## Skip the guest instructions
45            if ( "A_GUEST" in hex_common.attribdict[tag] ) :
46                continue
47            ## Skip the diag instructions
48            if ( tag == "Y6_diag" ) :
49                continue
50            if ( tag == "Y6_diag0" ) :
51                continue
52            if ( tag == "Y6_diag1" ) :
53                continue
54
55            gen_shortcode(f, tag)
56
57        f.write("#undef DEF_SHORTCODE\n")
58
59if __name__ == "__main__":
60    main()
61