mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-25 13:00:04 +00:00
91 lines
3.0 KiB
Python
Executable File
91 lines
3.0 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (c) 2016 Google Inc.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Generates the vendor tool table from the SPIR-V XML registry."""
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import errno
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import os.path
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import xml.etree.ElementTree
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def mkdir_p(directory):
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"""Make the directory, and all its ancestors as required. Any of the
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directories are allowed to already exist.
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This is compatible with Python down to 3.0.
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"""
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if directory == "":
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# We're being asked to make the current directory.
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return
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try:
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os.makedirs(directory)
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except OSError as e:
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if e.errno == errno.EEXIST and os.path.isdir(directory):
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pass
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else:
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raise
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def generate_vendor_table(registry):
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"""Returns a list of C style initializers for the registered vendors
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and their tools.
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Args:
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registry: The SPIR-V XMLregistry as an xml.ElementTree
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"""
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lines = []
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for ids in registry.iter('ids'):
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if 'vendor' == ids.attrib['type']:
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for an_id in ids.iter('id'):
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value = an_id.attrib['value']
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vendor = an_id.attrib['vendor']
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if 'tool' in an_id.attrib:
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tool = an_id.attrib['tool']
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vendor_tool = vendor + ' ' + tool
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else:
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tool = ''
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vendor_tool = vendor
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line = '{' + '{}, "{}", "{}", "{}"'.format(value,
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vendor,
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tool,
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vendor_tool) + '},'
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lines.append(line)
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return '\n'.join(lines)
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def main():
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import argparse
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parser = argparse.ArgumentParser(description=
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'Generate tables from SPIR-V XML registry')
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parser.add_argument('--xml', metavar='<path>',
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type=str, required=True,
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help='SPIR-V XML Registry file')
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parser.add_argument('--generator-output', metavar='<path>',
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type=str, required=True,
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help='output file for SPIR-V generators table')
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args = parser.parse_args()
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with open(args.xml) as xml_in:
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registry = xml.etree.ElementTree.fromstring(xml_in.read())
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mkdir_p(os.path.dirname(args.generator_output))
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with open(args.generator_output, 'w') as f:
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f.write(generate_vendor_table(registry))
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if __name__ == '__main__':
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main()
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