1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
# Copyright 2020 Intel Corporation
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sub license, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice (including the
# next paragraph) shall be included in all copies or substantial portions
# of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
# IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
import xml.etree.ElementTree as et
from collections import OrderedDict, namedtuple
# Mesa-local imports must be declared in meson variable
# '{file_without_suffix}_depend_files'.
from vk_extensions import get_all_required, filter_api
EntrypointParam = namedtuple('EntrypointParam', 'type name decl len')
class EntrypointBase:
def __init__(self, name):
assert name.startswith('vk')
self.name = name[2:]
self.alias = None
self.guard = None
self.entry_table_index = None
# Extensions which require this entrypoint
self.core_version = None
self.extensions = []
def prefixed_name(self, prefix):
return prefix + '_' + self.name
class Entrypoint(EntrypointBase):
def __init__(self, name, return_type, params):
super(Entrypoint, self).__init__(name)
self.return_type = return_type
self.params = params
self.guard = None
self.aliases = []
self.disp_table_index = None
def is_physical_device_entrypoint(self):
return self.params[0].type in ('VkPhysicalDevice', )
def is_device_entrypoint(self):
return self.params[0].type in ('VkDevice', 'VkCommandBuffer', 'VkQueue')
def decl_params(self, start=0):
return ', '.join(p.decl for p in self.params[start:])
def call_params(self, start=0):
return ', '.join(p.name for p in self.params[start:])
class EntrypointAlias(EntrypointBase):
def __init__(self, name, entrypoint):
super(EntrypointAlias, self).__init__(name)
self.alias = entrypoint
entrypoint.aliases.append(self)
def is_physical_device_entrypoint(self):
return self.alias.is_physical_device_entrypoint()
def is_device_entrypoint(self):
return self.alias.is_device_entrypoint()
def prefixed_name(self, prefix):
return self.alias.prefixed_name(prefix)
@property
def params(self):
return self.alias.params
@property
def return_type(self):
return self.alias.return_type
@property
def disp_table_index(self):
return self.alias.disp_table_index
def decl_params(self):
return self.alias.decl_params()
def call_params(self):
return self.alias.call_params()
def get_entrypoints(doc, api, beta):
"""Extract the entry points from the registry."""
entrypoints = OrderedDict()
required = get_all_required(doc, 'command', api, beta)
for command in doc.findall('./commands/command'):
if not filter_api(command, api):
continue
if 'alias' in command.attrib:
name = command.attrib['name']
target = command.attrib['alias']
e = EntrypointAlias(name, entrypoints[target])
else:
name = command.find('./proto/name').text
ret_type = command.find('./proto/type').text
params = [EntrypointParam(
type=p.find('./type').text,
name=p.find('./name').text,
decl=''.join(p.itertext()),
len=p.attrib.get('altlen', p.attrib.get('len', None))
) for p in command.findall('./param') if filter_api(p, api)]
# They really need to be unique
e = Entrypoint(name, ret_type, params)
if name not in required:
continue
r = required[name]
e.core_version = r.core_version
e.extensions = r.extensions
e.guard = r.guard
assert name not in entrypoints, name
entrypoints[name] = e
return entrypoints.values()
def get_entrypoints_from_xml(xml_files, beta, api='vulkan'):
entrypoints = []
for filename in xml_files:
doc = et.parse(filename)
entrypoints += get_entrypoints(doc, api, beta)
return entrypoints
|
