xref: /qemu/target/hexagon/gen_tcg_func_table.py (revision 513823e7521a09ed7ad1e32e6454bac3b2cbf52d)
1#!/usr/bin/env python3
2
3##
4##  Copyright(c) 2019-2024 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
24import argparse
25
26
27def main():
28    parser = argparse.ArgumentParser(
29        "Emit opaque macro calls with instruction semantics"
30    )
31    parser.add_argument("semantics", help="semantics file")
32    parser.add_argument("out", help="output file")
33    args = parser.parse_args()
34    hex_common.read_semantics_file(args.semantics)
35    hex_common.calculate_attribs()
36    tagregs = hex_common.get_tagregs()
37    tagimms = hex_common.get_tagimms()
38
39    with open(args.out, "w") as f:
40        f.write("#ifndef HEXAGON_FUNC_TABLE_H\n")
41        f.write("#define HEXAGON_FUNC_TABLE_H\n\n")
42
43        f.write("const SemanticInsn opcode_genptr[XX_LAST_OPCODE] = {\n")
44        for tag in hex_common.tags:
45            ## Skip the priv instructions
46            if "A_PRIV" in hex_common.attribdict[tag]:
47                continue
48            ## Skip the guest instructions
49            if "A_GUEST" in hex_common.attribdict[tag]:
50                continue
51            ## Skip the diag instructions
52            if tag == "Y6_diag":
53                continue
54            if tag == "Y6_diag0":
55                continue
56            if tag == "Y6_diag1":
57                continue
58
59            f.write(f"    [{tag}] = generate_{tag},\n")
60        f.write("};\n\n")
61
62        f.write("#endif    /* HEXAGON_FUNC_TABLE_H */\n")
63
64
65if __name__ == "__main__":
66    main()
67