PES4 / Mbed OS Queue_02

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

mbed-os/tools/size.py@0:6bf0743ece18, 2020-03-28 (annotated)

Committer:
demayer
Date:
Sat Mar 28 15:28:19 2020 +0000
Revision:
0:6bf0743ece18
IMU Thread with an event-queue running parallel to handle tasks like a 5 times blinking LED. Button with interrupt detected.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
demayer 0:6bf0743ece18 1 """
demayer 0:6bf0743ece18 2 mbed SDK
demayer 0:6bf0743ece18 3 Copyright (c) 2011-2013 ARM Limited
demayer 0:6bf0743ece18 4
demayer 0:6bf0743ece18 5 Licensed under the Apache License, Version 2.0 (the "License");
demayer 0:6bf0743ece18 6 you may not use this file except in compliance with the License.
demayer 0:6bf0743ece18 7 You may obtain a copy of the License at
demayer 0:6bf0743ece18 8
demayer 0:6bf0743ece18 9 http://www.apache.org/licenses/LICENSE-2.0
demayer 0:6bf0743ece18 10
demayer 0:6bf0743ece18 11 Unless required by applicable law or agreed to in writing, software
demayer 0:6bf0743ece18 12 distributed under the License is distributed on an "AS IS" BASIS,
demayer 0:6bf0743ece18 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
demayer 0:6bf0743ece18 14 See the License for the specific language governing permissions and
demayer 0:6bf0743ece18 15 limitations under the License.
demayer 0:6bf0743ece18 16 """
demayer 0:6bf0743ece18 17 import sys
demayer 0:6bf0743ece18 18 from os.path import join, abspath, dirname, exists, splitext
demayer 0:6bf0743ece18 19 from subprocess import Popen, PIPE
demayer 0:6bf0743ece18 20 import csv
demayer 0:6bf0743ece18 21 from collections import defaultdict
demayer 0:6bf0743ece18 22
demayer 0:6bf0743ece18 23 ROOT = abspath(join(dirname(__file__), ".."))
demayer 0:6bf0743ece18 24 sys.path.insert(0, ROOT)
demayer 0:6bf0743ece18 25
demayer 0:6bf0743ece18 26 from tools.paths import BUILD_DIR, TOOLS_DATA
demayer 0:6bf0743ece18 27 from tools.settings import GCC_ARM_PATH
demayer 0:6bf0743ece18 28 from tools.tests import TEST_MAP
demayer 0:6bf0743ece18 29 from tools.build_api import build_mbed_libs, build_project
demayer 0:6bf0743ece18 30
demayer 0:6bf0743ece18 31 SIZE = join(GCC_ARM_PATH, 'arm-none-eabi-size')
demayer 0:6bf0743ece18 32
demayer 0:6bf0743ece18 33 def get_size(path):
demayer 0:6bf0743ece18 34 out = Popen([SIZE, path], stdout=PIPE).communicate()[0]
demayer 0:6bf0743ece18 35 return map(int, out.splitlines()[1].split()[:4])
demayer 0:6bf0743ece18 36
demayer 0:6bf0743ece18 37 def get_percentage(before, after):
demayer 0:6bf0743ece18 38 if before == 0:
demayer 0:6bf0743ece18 39 return 0 if after == 0 else 100.0
demayer 0:6bf0743ece18 40 return float(after - before) / float(before) * 100.0
demayer 0:6bf0743ece18 41
demayer 0:6bf0743ece18 42 def human_size(val):
demayer 0:6bf0743ece18 43 if val>1024:
demayer 0:6bf0743ece18 44 return "%.0fKb" % (float(val)/1024.0)
demayer 0:6bf0743ece18 45 return "%d" % val
demayer 0:6bf0743ece18 46
demayer 0:6bf0743ece18 47 def print_diff(name, before, after):
demayer 0:6bf0743ece18 48 print "%s: (%s -> %s) %.2f%%" % (name, human_size(before) , human_size(after) , get_percentage(before , after))
demayer 0:6bf0743ece18 49
demayer 0:6bf0743ece18 50 BENCHMARKS = [
demayer 0:6bf0743ece18 51 ("BENCHMARK_1", "CENV"),
demayer 0:6bf0743ece18 52 ("BENCHMARK_2", "PRINTF"),
demayer 0:6bf0743ece18 53 ("BENCHMARK_3", "FP"),
demayer 0:6bf0743ece18 54 ("BENCHMARK_4", "MBED"),
demayer 0:6bf0743ece18 55 ("BENCHMARK_5", "ALL"),
demayer 0:6bf0743ece18 56 ]
demayer 0:6bf0743ece18 57 BENCHMARK_DATA_PATH = join(TOOLS_DATA, 'benchmarks.csv')
demayer 0:6bf0743ece18 58
demayer 0:6bf0743ece18 59
demayer 0:6bf0743ece18 60 def benchmarks():
demayer 0:6bf0743ece18 61 # CSV Data
demayer 0:6bf0743ece18 62 csv_data = csv.writer(open(BENCHMARK_DATA_PATH, 'wb'))
demayer 0:6bf0743ece18 63 csv_data.writerow(['Toolchain', "Target", "Benchmark", "code", "data", "bss", "flash"])
demayer 0:6bf0743ece18 64
demayer 0:6bf0743ece18 65 # Build
demayer 0:6bf0743ece18 66 for toolchain in ['ARM', 'uARM', 'GCC_CR', 'GCC_ARM']:
demayer 0:6bf0743ece18 67 for mcu in ["LPC1768", "LPC11U24"]:
demayer 0:6bf0743ece18 68 # Build Libraries
demayer 0:6bf0743ece18 69 build_mbed_libs(mcu, toolchain)
demayer 0:6bf0743ece18 70
demayer 0:6bf0743ece18 71 # Build benchmarks
demayer 0:6bf0743ece18 72 build_dir = join(BUILD_DIR, "benchmarks", mcu, toolchain)
demayer 0:6bf0743ece18 73 for test_id, title in BENCHMARKS:
demayer 0:6bf0743ece18 74 # Build Benchmark
demayer 0:6bf0743ece18 75 try:
demayer 0:6bf0743ece18 76 test = TEST_MAP[test_id]
demayer 0:6bf0743ece18 77 path = build_project(test.source_dir, join(build_dir, test_id),
demayer 0:6bf0743ece18 78 mcu, toolchain, test.dependencies)
demayer 0:6bf0743ece18 79 base, ext = splitext(path)
demayer 0:6bf0743ece18 80 # Check Size
demayer 0:6bf0743ece18 81 code, data, bss, flash = get_size(base+'.elf')
demayer 0:6bf0743ece18 82 csv_data.writerow([toolchain, mcu, title, code, data, bss, flash])
demayer 0:6bf0743ece18 83 except Exception, e:
demayer 0:6bf0743ece18 84 print "Unable to build %s for toolchain %s targeting %s" % (test_id, toolchain, mcu)
demayer 0:6bf0743ece18 85 print e
demayer 0:6bf0743ece18 86
demayer 0:6bf0743ece18 87
demayer 0:6bf0743ece18 88 def compare(t1, t2, target):
demayer 0:6bf0743ece18 89 if not exists(BENCHMARK_DATA_PATH):
demayer 0:6bf0743ece18 90 benchmarks()
demayer 0:6bf0743ece18 91 else:
demayer 0:6bf0743ece18 92 print "Loading: %s" % BENCHMARK_DATA_PATH
demayer 0:6bf0743ece18 93
demayer 0:6bf0743ece18 94 data = csv.reader(open(BENCHMARK_DATA_PATH, 'rb'))
demayer 0:6bf0743ece18 95
demayer 0:6bf0743ece18 96 benchmarks_data = defaultdict(dict)
demayer 0:6bf0743ece18 97 for (toolchain, mcu, name, code, data, bss, flash) in data:
demayer 0:6bf0743ece18 98 if target == mcu:
demayer 0:6bf0743ece18 99 for t in [t1, t2]:
demayer 0:6bf0743ece18 100 if toolchain == t:
demayer 0:6bf0743ece18 101 benchmarks_data[name][t] = map(int, (code, data, bss, flash))
demayer 0:6bf0743ece18 102
demayer 0:6bf0743ece18 103 print "%s vs %s for %s" % (t1, t2, target)
demayer 0:6bf0743ece18 104 for name, data in benchmarks_data.iteritems():
demayer 0:6bf0743ece18 105 try:
demayer 0:6bf0743ece18 106 # Check Size
demayer 0:6bf0743ece18 107 code_a, data_a, bss_a, flash_a = data[t1]
demayer 0:6bf0743ece18 108 code_u, data_u, bss_u, flash_u = data[t2]
demayer 0:6bf0743ece18 109
demayer 0:6bf0743ece18 110 print "\n=== %s ===" % name
demayer 0:6bf0743ece18 111 print_diff("code", code_a , code_u)
demayer 0:6bf0743ece18 112 print_diff("data", data_a , data_u)
demayer 0:6bf0743ece18 113 print_diff("bss", bss_a , bss_u)
demayer 0:6bf0743ece18 114 print_diff("flash", flash_a , flash_u)
demayer 0:6bf0743ece18 115 except Exception, e:
demayer 0:6bf0743ece18 116 print "No data for benchmark %s" % (name)
demayer 0:6bf0743ece18 117 print e
demayer 0:6bf0743ece18 118
demayer 0:6bf0743ece18 119
demayer 0:6bf0743ece18 120 if __name__ == '__main__':
demayer 0:6bf0743ece18 121 compare("GCC_CR", "LPC1768")