scripts/map_diff.py
2022-05-02 16:34:13 +02:00

33 lines
888 B
Python

#-------------------------------------------------------------------------------
# map_diff
# 22/03/2022
# tool script used to easily compare diffs of (IAR) .map files
#
# usage ex: diff -hu file1.map file2.map | python map_diff.py
#-------------------------------------------------------------------------------
import fileinput
import re
old_size = 0x0
new_size = 0x0
prev_line = ""
total_diff = 0
p = re.compile('0x\w+ ')
for line in fileinput.input():
val = re.search(p, line)
if val:
if line[0] == '-':
old_size = int(val.group(0), base=16)
prev_line = line
else:
new_size = int(val.group(0), base=16)
if new_size != old_size:
diff = new_size-old_size
total_diff += diff
print(prev_line + line + "diff: " + str(diff))
print("total diff: " + str(total_diff))