xref: /aosp_15_r20/external/mesa3d/src/panfrost/compiler/valhall/test-assembly.py (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1#encoding=utf-8
2
3# Copyright (C) 2020 Collabora, Ltd.
4#
5# Permission is hereby granted, free of charge, to any person obtaining a
6# copy of this software and associated documentation files (the "Software"),
7# to deal in the Software without restriction, including without limitation
8# the rights to use, copy, modify, merge, publish, distribute, sublicense,
9# and/or sell copies of the Software, and to permit persons to whom the
10# Software is furnished to do so, subject to the following conditions:
11#
12# The above copyright notice and this permission notice (including the next
13# paragraph) shall be included in all copies or substantial portions of the
14# Software.
15#
16# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22# IN THE SOFTWARE.
23
24from asm import parse_asm, ParseError
25import sys
26import struct
27
28def parse_hex_8(s):
29    b = [int(x, base=16) for x in s.split(' ')]
30    return sum([x << (8 * i) for i, x in enumerate(b)])
31
32def hex_8(u64):
33    as_bytes = struct.pack('<Q', u64)
34    as_strings = [('0' + hex(byte)[2:])[-2:] for byte in as_bytes]
35    return ' '.join(as_strings)
36
37# These should not throw exceptions
38def positive_test(machine, assembly):
39    try:
40        expected = parse_hex_8(machine)
41        val = parse_asm(assembly)
42        if val != expected:
43            return f"{hex_8(val)}    Incorrect assembly"
44    except ParseError as exc:
45        return f"Unexpected exception: {exc}"
46
47# These should throw exceptions
48def negative_test(assembly):
49    try:
50        parse_asm(assembly)
51        return "Expected exception"
52    except Exception:
53        return None
54
55PASS = []
56FAIL = []
57
58def record_case(case, error):
59    if error is None:
60        PASS.append(case)
61    else:
62        FAIL.append((case, error))
63
64if len(sys.argv) < 3:
65    print("Expected positive and negative case lists")
66    sys.exit(1)
67
68with open(sys.argv[1], "r") as f:
69    cases = f.read().split('\n')
70    cases = [x for x in cases if len(x) > 0 and x[0] != '#']
71
72    for case in cases:
73        (machine, assembly) = case.split('    ')
74        record_case(case, positive_test(machine, assembly))
75
76with open(sys.argv[2], "r") as f:
77    cases = f.read().split('\n')
78    cases = [x for x in cases if len(x) > 0]
79
80    for case in cases:
81        record_case(case, negative_test(case))
82
83print("Passed {}/{} tests.".format(len(PASS), len(PASS) + len(FAIL)))
84
85if len(FAIL) > 0:
86    print("Failures:")
87    for (fail, err) in FAIL:
88        print("")
89        print(fail)
90        print(err)
91    sys.exit(1)
92