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#!/usr/bin/env python
# coding=utf-8
#
# Copyright © 2011 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, sublicense,
# 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 NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS 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.
# Compare two files containing IR code. Ignore formatting differences
# and declaration order.
import os
import os.path
import subprocess
import sys
import tempfile
from sexps import *
if len(sys.argv) != 3:
print 'Usage: compare_ir <file1> <file2>'
exit(1)
with open(sys.argv[1]) as f:
ir1 = sort_decls(parse_sexp(f.read()))
with open(sys.argv[2]) as f:
ir2 = sort_decls(parse_sexp(f.read()))
if ir1 == ir2:
exit(0)
else:
file1, path1 = tempfile.mkstemp(os.path.basename(sys.argv[1]))
file2, path2 = tempfile.mkstemp(os.path.basename(sys.argv[2]))
try:
os.write(file1, '{0}\n'.format(sexp_to_string(ir1)))
os.close(file1)
os.write(file2, '{0}\n'.format(sexp_to_string(ir2)))
os.close(file2)
subprocess.call(['diff', '-u', path1, path2])
finally:
os.remove(path1)
os.remove(path2)
exit(1)
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