xref: /aosp_15_r20/external/mesa3d/src/mapi/glapi/gen/gl_unmarshal_table.py (revision 6104692788411f58d303aa86923a9ff6ecaded22) 
1# Copyright (C) 2012 Intel Corporation
2# Copyright (C) 2022 Advanced Micro Devices, Inc.
3#
4# Permission is hereby granted, free of charge, to any person obtaining a
5# copy of this software and associated documentation files (the "Software"),
6# to deal in the Software without restriction, including without limitation
7# the rights to use, copy, modify, merge, publish, distribute, sublicense,
8# and/or sell copies of the Software, and to permit persons to whom the
9# Software is furnished to do so, subject to the following conditions:
10#
11# The above copyright notice and this permission notice (including the next
12# paragraph) shall be included in all copies or substantial portions of the
13# Software.
14#
15# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21# IN THE SOFTWARE.
22
23import contextlib
24import gl_XML
25import license
26import marshal_XML
27import sys
28
29header = """#include "glthread_marshal.h"
30"""
31
32current_indent = 0
33
34
35def out(str):
36    if str:
37        print(' '*current_indent + str)
38    else:
39        print('')
40
41
42@contextlib.contextmanager
43def indent(delta=3):
44    global current_indent
45    current_indent += delta
46    yield
47    current_indent -= delta
48
49
50class PrintCode(gl_XML.gl_print_base):
51    def __init__(self):
52        super(PrintCode, self).__init__()
53
54        self.name = 'gl_marshal.py'
55        self.license = license.bsd_license_template % (
56            'Copyright (C) 2012 Intel Corporation', 'INTEL CORPORATION')
57
58    def printRealHeader(self):
59        print(header)
60
61    def printRealFooter(self):
62        pass
63
64    def printBody(self, api):
65        out('const _mesa_unmarshal_func _mesa_unmarshal_dispatch[NUM_DISPATCH_CMD] = {')
66        with indent():
67            for func in api.functionIterateAll():
68                if func.marshal_flavor() in ('skip', 'sync'):
69                    continue
70                out('[DISPATCH_CMD_{0}] = (_mesa_unmarshal_func)_mesa_unmarshal_{0},'.format(func.name))
71                if func.packed_fixed_params:
72                    out('[DISPATCH_CMD_{0}_packed] = (_mesa_unmarshal_func)_mesa_unmarshal_{0}_packed,'.format(func.name))
73        out('};')
74
75        # Print the string table of function names.
76        out('')
77        out('const char *_mesa_unmarshal_func_name[NUM_DISPATCH_CMD] = {')
78        with indent():
79            for func in api.functionIterateAll():
80                if func.marshal_flavor() in ('skip', 'sync'):
81                    continue
82                out('[DISPATCH_CMD_{0}] = "{0}",'.format(func.name))
83                if func.packed_fixed_params:
84                    out('[DISPATCH_CMD_{0}_packed] = "{0}_packed",'.format(func.name))
85        out('};')
86
87
88def show_usage():
89    print('Usage: %s [file_name]' % sys.argv[0])
90    sys.exit(1)
91
92
93if __name__ == '__main__':
94    try:
95        file_name = sys.argv[1]
96        pointer_size = int(sys.argv[2])
97    except Exception:
98        show_usage()
99
100    printer = PrintCode()
101
102    assert pointer_size != 0
103    api = gl_XML.parse_GL_API(file_name, marshal_XML.marshal_item_factory(), pointer_size)
104    printer.Print(api)
105