llvm-project/compiler-rt/lib/fuzzer/scripts/merge_data_flow.py

37 lines
1009 B
Python
Executable File

#!/usr/bin/env python
#===- lib/fuzzer/scripts/merge_data_flow.py ------------------------------===#
#
# The LLVM Compiler Infrastructure
#
# This file is distributed under the University of Illinois Open Source
# License. See LICENSE.TXT for details.
#
#===------------------------------------------------------------------------===#
# Merge several data flow traces into one.
# Usage:
# merge_data_flow.py trace1 trace2 ... > result
#===------------------------------------------------------------------------===#
import sys
import fileinput
from array import array
def Merge(a, b):
res = array('b')
for i in range(0, len(a)):
res.append(ord('1' if a[i] == '1' or b[i] == '1' else '0'))
return res.tostring()
def main(argv):
D = {}
for line in fileinput.input():
[F,BV] = line.strip().split(' ')
if F in D:
D[F] = Merge(D[F], BV)
else:
D[F] = BV;
for F in D.keys():
print("%s %s" % (F, D[F]))
if __name__ == '__main__':
main(sys.argv)