add tool to parse out firmware sizes for comparison

This commit is contained in:
Jeff Epler 2021-07-10 19:11:47 -05:00
parent 52e75c645d
commit fd4a7fce91
1 changed files with 38 additions and 0 deletions

38
tools/fwsizes.py Normal file
View File

@ -0,0 +1,38 @@
#!/usr/bin/env python3
# Run this from within an unzipped directory of build logs from github
# to get a CSV file full of firmware sizes. Super useful to compare sizes
# from various builds.
# Taken from https://github.com/adafruit/circuitpython/pull/4564#issuecomment-816655101
import os, re
for fn in os.listdir():
if os.path.isfile(fn) and ("build-arm " in fn or "build-riscv " in fn):
board = re.split("[()]", fn)[1]
if board in (
"spresense",
"teensy40",
"teensy41",
"feather_m7_1011",
"feather_mimxrt1011",
"feather_mimxrt1062",
"imxrt1010_evk",
"imxrt1020_evk",
"imxrt1060_evk",
"metro_m7_1011",
):
continue
with open(fn, "r") as f:
head = "Build " + board + " for "
lines = iter(f)
for line in lines:
if head in line:
tr = line.split(head)[1].split()[0]
assert "make: Entering directory" in next(lines)
assert "Use make V=1, make V=2" in next(lines)
while re.search(
r"\{\}|QSTR updated|FREEZE|\{'sku':|hex\tfilename|boot2.elf|Including User C Module from|Font missing|section `.bss' type changed to PROGBITS",
next(lines),
):
pass
free = next(lines).split("bytes used, ")[1].split()[0]
print(board + "," + tr + "," + free)