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793958c9 TS |
1 | #!/usr/bin/env python3 |
2 | ||
3 | ## | |
2f0a771d | 4 | ## Copyright(c) 2019-2024 Qualcomm Innovation Center, Inc. All Rights Reserved. |
793958c9 TS |
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 | ||
20 | import sys | |
21 | import re | |
22 | import string | |
23 | import hex_common | |
24 | ||
793958c9 TS |
25 | ## |
26 | ## Generate the DEF_HELPER prototype for an instruction | |
27 | ## For A2_add: Rd32=add(Rs32,Rt32) | |
28 | ## We produce: | |
29 | ## DEF_HELPER_3(A2_add, s32, env, s32, s32) | |
30 | ## | |
31 | def gen_helper_prototype(f, tag, tagregs, tagimms): | |
32 | regs = tagregs[tag] | |
33 | imms = tagimms[tag] | |
34 | ||
c568919f TS |
35 | declared = [] |
36 | ret_type = hex_common.helper_ret_type(tag, regs).proto_arg | |
37 | declared.append(ret_type) | |
e28b77a6 | 38 | |
c568919f TS |
39 | for arg in hex_common.helper_args(tag, regs, imms): |
40 | declared.append(arg.proto_arg) | |
793958c9 | 41 | |
c568919f | 42 | arguments = ", ".join(declared) |
2f0a771d TS |
43 | |
44 | ## Add the TCG_CALL_NO_RWG_SE flag to helpers that don't take the env | |
45 | ## argument and aren't HVX instructions. Since HVX instructions take | |
46 | ## pointers to their arguments, they will have side effects. | |
47 | if hex_common.need_env(tag) or hex_common.is_hvx_insn(tag): | |
48 | f.write(f"DEF_HELPER_{len(declared) - 1}({tag}, {arguments})\n") | |
49 | else: | |
50 | f.write(f"DEF_HELPER_FLAGS_{len(declared) - 1}({tag}, " | |
51 | f"TCG_CALL_NO_RWG_SE, {arguments})\n") | |
5bb322e2 | 52 | |
793958c9 TS |
53 | |
54 | def main(): | |
a4696661 | 55 | hex_common.read_common_files() |
793958c9 TS |
56 | tagregs = hex_common.get_tagregs() |
57 | tagimms = hex_common.get_tagimms() | |
58 | ||
e71fdc4f | 59 | output_file = sys.argv[-1] |
5bb322e2 | 60 | with open(output_file, "w") as f: |
793958c9 TS |
61 | for tag in hex_common.tags: |
62 | ## Skip the priv instructions | |
5bb322e2 | 63 | if "A_PRIV" in hex_common.attribdict[tag]: |
793958c9 TS |
64 | continue |
65 | ## Skip the guest instructions | |
5bb322e2 | 66 | if "A_GUEST" in hex_common.attribdict[tag]: |
793958c9 TS |
67 | continue |
68 | ## Skip the diag instructions | |
5bb322e2 | 69 | if tag == "Y6_diag": |
793958c9 | 70 | continue |
5bb322e2 | 71 | if tag == "Y6_diag0": |
793958c9 | 72 | continue |
5bb322e2 | 73 | if tag == "Y6_diag1": |
793958c9 TS |
74 | continue |
75 | ||
5bb322e2 | 76 | if hex_common.skip_qemu_helper(tag): |
793958c9 | 77 | continue |
5bb322e2 | 78 | if hex_common.is_idef_parser_enabled(tag): |
e71fdc4f | 79 | continue |
793958c9 TS |
80 | |
81 | gen_helper_prototype(f, tag, tagregs, tagimms) | |
82 | ||
5bb322e2 | 83 | |
793958c9 TS |
84 | if __name__ == "__main__": |
85 | main() |