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
29 import xml
.parsers
.expat
31 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 11: return ${item.get_prop(prop, 11)};
84 case 10: return ${item.get_prop(prop, 10)};
85 case 9: return ${item.get_prop(prop, 9)};
86 case 8: return ${item.get_prop(prop, 8)};
88 if (devinfo->is_haswell) {
89 return ${item.get_prop(prop, 7.5)};
91 return ${item.get_prop(prop, 7)};
93 case 6: return ${item.get_prop(prop, 6)};
94 case 5: return ${item.get_prop(prop, 5)};
96 if (devinfo->is_g4x) {
97 return ${item.get_prop(prop, 4.5)};
99 return ${item.get_prop(prop, 4)};
102 unreachable("Invalid hardware generation");
111 % for _, container in sorted(containers.iteritems(), key=itemgetter(0)):
113 /* ${container.name} */
115 ${emit_per_gen_prop_func(container, 'length')}
117 % for _, field in sorted(container.fields.iteritems(), key=itemgetter(0)):
119 /* ${container.name}::${field.name} */
121 ${emit_per_gen_prop_func(field, 'bits')}
123 ${emit_per_gen_prop_func(field, 'start')}
132 #endif /* ${guard} */""", output_encoding
='utf-8')
134 def to_alphanum(name
):
157 for i
, j
in substitutions
.items():
158 name
= name
.replace(i
, j
)
163 name
= to_alphanum(name
)
164 if not name
[0].isalpha():
170 def __init__(self
, z
):
171 # Convert potential "major.minor" string
172 self
.tenx
= int(float(z
) * 10)
174 def __lt__(self
, other
):
175 return self
.tenx
< other
.tenx
178 return hash(self
.tenx
)
180 def __eq__(self
, other
):
181 return self
.tenx
== other
.tenx
183 def prefix(self
, token
):
192 return 'GEN{}_{}'.format(gen
, token
)
194 class Container(object):
196 def __init__(self
, name
):
198 self
.token_name
= safe_name(name
)
199 self
.length_by_gen
= {}
202 def add_gen(self
, gen
, xml_attrs
):
203 assert isinstance(gen
, Gen
)
204 if 'length' in xml_attrs
:
205 self
.length_by_gen
[gen
] = xml_attrs
['length']
207 def get_field(self
, field_name
, create
=False):
208 if field_name
not in self
.fields
:
210 self
.fields
[field_name
] = Field(self
, field_name
)
213 return self
.fields
[field_name
]
215 def has_prop(self
, prop
):
217 return bool(self
.length_by_gen
)
219 raise ValueError('Invalid property: "{0}"'.format(prop
))
221 def iter_prop(self
, prop
):
223 return self
.length_by_gen
.iteritems()
225 raise ValueError('Invalid property: "{0}"'.format(prop
))
227 def get_prop(self
, prop
, gen
):
228 if not isinstance(gen
, Gen
):
232 return self
.length_by_gen
.get(gen
, 0)
234 raise ValueError('Invalid property: "{0}"'.format(prop
))
238 def __init__(self
, container
, name
):
240 self
.token_name
= safe_name('_'.join([container
.name
, self
.name
]))
241 self
.bits_by_gen
= {}
242 self
.start_by_gen
= {}
244 def add_gen(self
, gen
, xml_attrs
):
245 assert isinstance(gen
, Gen
)
246 start
= int(xml_attrs
['start'])
247 end
= int(xml_attrs
['end'])
248 self
.start_by_gen
[gen
] = start
249 self
.bits_by_gen
[gen
] = 1 + end
- start
251 def has_prop(self
, prop
):
254 def iter_prop(self
, prop
):
256 return self
.bits_by_gen
.iteritems()
257 elif prop
== 'start':
258 return self
.start_by_gen
.iteritems()
260 raise ValueError('Invalid property: "{0}"'.format(prop
))
262 def get_prop(self
, prop
, gen
):
263 if not isinstance(gen
, Gen
):
267 return self
.bits_by_gen
.get(gen
, 0)
268 elif prop
== 'start':
269 return self
.start_by_gen
.get(gen
, 0)
271 raise ValueError('Invalid property: "{0}"'.format(prop
))
273 class XmlParser(object):
275 def __init__(self
, containers
):
276 self
.parser
= xml
.parsers
.expat
.ParserCreate()
277 self
.parser
.StartElementHandler
= self
.start_element
278 self
.parser
.EndElementHandler
= self
.end_element
281 self
.containers
= containers
282 self
.container
= None
284 def parse(self
, filename
):
285 with
open(filename
) as f
:
286 self
.parser
.ParseFile(f
)
288 def start_element(self
, name
, attrs
):
290 self
.gen
= Gen(attrs
['gen'])
291 elif name
in ('instruction', 'struct', 'register'):
292 self
.start_container(attrs
)
293 elif name
== 'field':
294 self
.start_field(attrs
)
298 def end_element(self
, name
):
301 elif name
in ('instruction', 'struct', 'register'):
302 self
.container
= None
306 def start_container(self
, attrs
):
307 assert self
.container
is None
309 if name
not in self
.containers
:
310 self
.containers
[name
] = Container(name
)
311 self
.container
= self
.containers
[name
]
312 self
.container
.add_gen(self
.gen
, attrs
)
314 def start_field(self
, attrs
):
315 if self
.container
is None:
318 field_name
= attrs
.get('name', None)
322 self
.container
.get_field(field_name
, True).add_gen(self
.gen
, attrs
)
325 p
= argparse
.ArgumentParser()
326 p
.add_argument('-o', '--output', type=str,
327 help="If OUTPUT is unset or '-', then it defaults to '/dev/stdout'")
328 p
.add_argument('--cpp-guard', type=str,
329 help='If unset, then CPP_GUARD is derived from OUTPUT.')
330 p
.add_argument('xml_sources', metavar
='XML_SOURCE', nargs
='+')
332 pargs
= p
.parse_args()
334 if pargs
.output
in (None, '-'):
335 pargs
.output
= '/dev/stdout'
337 if pargs
.cpp_guard
is None:
338 pargs
.cpp_guard
= os
.path
.basename(pargs
.output
).upper().replace('.', '_')
345 # Maps name => Container
348 for source
in pargs
.xml_sources
:
349 XmlParser(containers
).parse(source
)
351 with
open(pargs
.output
, 'wb') as f
:
352 f
.write(TEMPLATE
.render(containers
=containers
, guard
=pargs
.cpp_guard
))
354 if __name__
== '__main__':