2 # Copyright © 2017 Intel Corporation
4 # Permission is hereby granted, free of charge, to any person obtaining a copy
5 # of this software and associated documentation files (the "Software"), to deal
6 # in the Software without restriction, including without limitation the rights
7 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 # copies of the Software, and to permit persons to whom the Software is
9 # furnished to do so, subject to the following conditions:
11 # The above copyright notice and this permission notice shall be included in
12 # all copies or substantial portions of the Software.
14 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 from __future__
import (
23 absolute_import
, division
, print_function
, unicode_literals
28 import xml
.parsers
.expat
30 from mako
.template
import Template
33 TEMPLATE
= Template("""\
35 from operator import itemgetter
38 * Copyright © 2017 Intel Corporation
40 * Permission is hereby granted, free of charge, to any person obtaining a
41 * copy of this software and associated documentation files (the "Software"),
42 * to deal in the Software without restriction, including without limitation
43 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
44 * and/or sell copies of the Software, and to permit persons to whom the
45 * Software is furnished to do so, subject to the following conditions:
47 * The above copyright notice and this permission notice (including the next
48 * paragraph) shall be included in all copies or substantial portions of the
51 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
52 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
53 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
54 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
55 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
56 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
60 /* THIS FILE HAS BEEN GENERATED, DO NOT HAND EDIT.
62 * Sizes of bitfields in genxml instructions, structures, and registers.
70 #include "dev/gen_device_info.h"
71 #include "util/macros.h"
73 <%def name="emit_per_gen_prop_func(item, prop)">
74 %if item.has_prop(prop):
75 % for gen, value in sorted(item.iter_prop(prop), reverse=True):
76 #define ${gen.prefix(item.token_name)}_${prop} ${value}
79 static inline uint32_t ATTRIBUTE_PURE
80 ${item.token_name}_${prop}(const struct gen_device_info *devinfo)
82 switch (devinfo->gen) {
83 case 12: return ${item.get_prop(prop, 12)};
84 case 11: return ${item.get_prop(prop, 11)};
85 case 10: return ${item.get_prop(prop, 10)};
86 case 9: return ${item.get_prop(prop, 9)};
87 case 8: return ${item.get_prop(prop, 8)};
89 if (devinfo->is_haswell) {
90 return ${item.get_prop(prop, 7.5)};
92 return ${item.get_prop(prop, 7)};
94 case 6: return ${item.get_prop(prop, 6)};
95 case 5: return ${item.get_prop(prop, 5)};
97 if (devinfo->is_g4x) {
98 return ${item.get_prop(prop, 4.5)};
100 return ${item.get_prop(prop, 4)};
103 unreachable("Invalid hardware generation");
112 % for _, container in sorted(containers.items(), key=itemgetter(0)):
114 /* ${container.name} */
116 ${emit_per_gen_prop_func(container, 'length')}
118 % for _, field in sorted(container.fields.items(), key=itemgetter(0)):
120 /* ${container.name}::${field.name} */
122 ${emit_per_gen_prop_func(field, 'bits')}
124 ${emit_per_gen_prop_func(field, 'start')}
133 #endif /* ${guard} */""", output_encoding
='utf-8')
137 def __init__(self
, z
):
138 # Convert potential "major.minor" string
139 self
.tenx
= int(float(z
) * 10)
141 def __lt__(self
, other
):
142 return self
.tenx
< other
.tenx
145 return hash(self
.tenx
)
147 def __eq__(self
, other
):
148 return self
.tenx
== other
.tenx
150 def prefix(self
, token
):
159 return 'GEN{}_{}'.format(gen
, token
)
161 class Container(object):
163 def __init__(self
, name
):
165 self
.token_name
= safe_name(name
)
166 self
.length_by_gen
= {}
169 def add_gen(self
, gen
, xml_attrs
):
170 assert isinstance(gen
, Gen
)
171 if 'length' in xml_attrs
:
172 self
.length_by_gen
[gen
] = xml_attrs
['length']
174 def get_field(self
, field_name
, create
=False):
175 key
= to_alphanum(field_name
)
176 if key
not in self
.fields
:
178 self
.fields
[key
] = Field(self
, field_name
)
181 return self
.fields
[key
]
183 def has_prop(self
, prop
):
185 return bool(self
.length_by_gen
)
187 raise ValueError('Invalid property: "{0}"'.format(prop
))
189 def iter_prop(self
, prop
):
191 return self
.length_by_gen
.items()
193 raise ValueError('Invalid property: "{0}"'.format(prop
))
195 def get_prop(self
, prop
, gen
):
196 if not isinstance(gen
, Gen
):
200 return self
.length_by_gen
.get(gen
, 0)
202 raise ValueError('Invalid property: "{0}"'.format(prop
))
206 def __init__(self
, container
, name
):
208 self
.token_name
= safe_name('_'.join([container
.name
, self
.name
]))
209 self
.bits_by_gen
= {}
210 self
.start_by_gen
= {}
212 def add_gen(self
, gen
, xml_attrs
):
213 assert isinstance(gen
, Gen
)
214 start
= int(xml_attrs
['start'])
215 end
= int(xml_attrs
['end'])
216 self
.start_by_gen
[gen
] = start
217 self
.bits_by_gen
[gen
] = 1 + end
- start
219 def has_prop(self
, prop
):
222 def iter_prop(self
, prop
):
224 return self
.bits_by_gen
.items()
225 elif prop
== 'start':
226 return self
.start_by_gen
.items()
228 raise ValueError('Invalid property: "{0}"'.format(prop
))
230 def get_prop(self
, prop
, gen
):
231 if not isinstance(gen
, Gen
):
235 return self
.bits_by_gen
.get(gen
, 0)
236 elif prop
== 'start':
237 return self
.start_by_gen
.get(gen
, 0)
239 raise ValueError('Invalid property: "{0}"'.format(prop
))
241 class XmlParser(object):
243 def __init__(self
, containers
):
244 self
.parser
= xml
.parsers
.expat
.ParserCreate()
245 self
.parser
.StartElementHandler
= self
.start_element
246 self
.parser
.EndElementHandler
= self
.end_element
249 self
.containers
= containers
250 self
.container_stack
= []
251 self
.container_stack
.append(None)
253 def parse(self
, filename
):
254 with
open(filename
, 'rb') as f
:
255 self
.parser
.ParseFile(f
)
257 def start_element(self
, name
, attrs
):
259 self
.gen
= Gen(attrs
['gen'])
260 elif name
in ('instruction', 'struct', 'register'):
261 if name
== 'instruction' and 'engine' in attrs
:
262 engines
= set(attrs
['engine'].split('|'))
263 if not engines
& self
.engines
:
264 self
.container_stack
.append(None)
266 self
.start_container(attrs
)
267 elif name
== 'group':
268 self
.container_stack
.append(None)
269 elif name
== 'field':
270 self
.start_field(attrs
)
274 def end_element(self
, name
):
277 elif name
in ('instruction', 'struct', 'register', 'group'):
278 self
.container_stack
.pop()
282 def start_container(self
, attrs
):
283 assert self
.container_stack
[-1] is None
285 if name
not in self
.containers
:
286 self
.containers
[name
] = Container(name
)
287 self
.container_stack
.append(self
.containers
[name
])
288 self
.container_stack
[-1].add_gen(self
.gen
, attrs
)
290 def start_field(self
, attrs
):
291 if self
.container_stack
[-1] is None:
294 field_name
= attrs
.get('name', None)
298 self
.container_stack
[-1].get_field(field_name
, True).add_gen(self
.gen
, attrs
)
301 p
= argparse
.ArgumentParser()
302 p
.add_argument('-o', '--output', type=str,
303 help="If OUTPUT is unset or '-', then it defaults to '/dev/stdout'")
304 p
.add_argument('--cpp-guard', type=str,
305 help='If unset, then CPP_GUARD is derived from OUTPUT.')
306 p
.add_argument('--engines', nargs
='?', type=str, default
='render',
307 help="Comma-separated list of engines whose instructions should be parsed (default: %(default)s)")
308 p
.add_argument('xml_sources', metavar
='XML_SOURCE', nargs
='+')
310 pargs
= p
.parse_args()
312 if pargs
.output
in (None, '-'):
313 pargs
.output
= '/dev/stdout'
315 if pargs
.cpp_guard
is None:
316 pargs
.cpp_guard
= os
.path
.basename(pargs
.output
).upper().replace('.', '_')
323 engines
= pargs
.engines
.split(',')
324 valid_engines
= [ 'render', 'blitter', 'video' ]
325 if set(engines
) - set(valid_engines
):
326 print("Invalid engine specified, valid engines are:\n")
327 for e
in valid_engines
:
331 # Maps name => Container
334 for source
in pargs
.xml_sources
:
335 p
= XmlParser(containers
)
336 p
.engines
= set(engines
)
339 with
open(pargs
.output
, 'wb') as f
:
340 f
.write(TEMPLATE
.render(containers
=containers
, guard
=pargs
.cpp_guard
))
342 if __name__
== '__main__':