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#!/usr/bin/env python3
# Copyright (c) 2017 Google Inc.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests correctness of opt pass tools/opt --compact-ids."""
import os.path
import sys
import tempfile
def test_spirv_file(path, temp_dir):
optimized_spv_path = os.path.join(temp_dir, 'optimized.spv')
optimized_dis_path = os.path.join(temp_dir, 'optimized.dis')
converted_spv_path = os.path.join(temp_dir, 'converted.spv')
converted_dis_path = os.path.join(temp_dir, 'converted.dis')
os.system('tools/spirv-opt ' + path + ' -o ' + optimized_spv_path +
' --compact-ids')
os.system('tools/spirv-dis ' + optimized_spv_path + ' -o ' +
optimized_dis_path)
os.system('tools/spirv-dis ' + path + ' -o ' + converted_dis_path)
os.system('tools/spirv-as ' + converted_dis_path + ' -o ' +
converted_spv_path)
os.system('tools/spirv-dis ' + converted_spv_path + ' -o ' +
converted_dis_path)
with open(converted_dis_path, 'r') as f:
converted_dis = f.readlines()[3:]
with open(optimized_dis_path, 'r') as f:
optimized_dis = f.readlines()[3:]
return converted_dis == optimized_dis
def print_usage():
template= \
"""{script} tests correctness of opt pass tools/opt --compact-ids
USAGE: python3 {script} [<spirv_files>]
Requires tools/spirv-dis, tools/spirv-as and tools/spirv-opt to be in path
(call the script from the SPIRV-Tools build output directory).
TIP: In order to test all .spv files under current dir use
find <path> -name "*.spv" -print0 | xargs -0 -s 2000000 python {script}
"""
print(template.format(script=sys.argv[0]));
def main():
if not os.path.isfile('tools/spirv-dis'):
print('error: tools/spirv-dis not found')
print_usage()
exit(1)
if not os.path.isfile('tools/spirv-as'):
print('error: tools/spirv-as not found')
print_usage()
exit(1)
if not os.path.isfile('tools/spirv-opt'):
print('error: tools/spirv-opt not found')
print_usage()
exit(1)
paths = sys.argv[1:]
if not paths:
print_usage()
num_failed = 0
temp_dir = tempfile.mkdtemp()
for path in paths:
success = test_spirv_file(path, temp_dir)
if not success:
print('Test failed for ' + path)
num_failed += 1
print('Tested ' + str(len(paths)) + ' files')
if num_failed:
print(str(num_failed) + ' tests failed')
exit(1)
else:
print('All tests successful')
exit(0)
if __name__ == '__main__':
main()
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