EL4121 Embedded System / mbed-os

mbed-os

Dependents:   cobaLCDJoyMotor_Thread odometry_omni_3roda_v3 odometry_omni_3roda_v1 odometry_omni_3roda_v2 ... more

tools/size.py@0:b74591d5ab33, 2017-12-11 (annotated)

Committer:
be_bryan
Date:
Mon Dec 11 17:54:04 2017 +0000
Revision:
0:b74591d5ab33
motor ++

Who changed what in which revision?

UserRevisionLine numberNew contents of line
be_bryan 0:b74591d5ab33 1 """
be_bryan 0:b74591d5ab33 2 mbed SDK
be_bryan 0:b74591d5ab33 3 Copyright (c) 2011-2013 ARM Limited
be_bryan 0:b74591d5ab33 4
be_bryan 0:b74591d5ab33 5 Licensed under the Apache License, Version 2.0 (the "License");
be_bryan 0:b74591d5ab33 6 you may not use this file except in compliance with the License.
be_bryan 0:b74591d5ab33 7 You may obtain a copy of the License at
be_bryan 0:b74591d5ab33 8
be_bryan 0:b74591d5ab33 9 http://www.apache.org/licenses/LICENSE-2.0
be_bryan 0:b74591d5ab33 10
be_bryan 0:b74591d5ab33 11 Unless required by applicable law or agreed to in writing, software
be_bryan 0:b74591d5ab33 12 distributed under the License is distributed on an "AS IS" BASIS,
be_bryan 0:b74591d5ab33 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
be_bryan 0:b74591d5ab33 14 See the License for the specific language governing permissions and
be_bryan 0:b74591d5ab33 15 limitations under the License.
be_bryan 0:b74591d5ab33 16 """
be_bryan 0:b74591d5ab33 17 import sys
be_bryan 0:b74591d5ab33 18 from os.path import join, abspath, dirname, exists, splitext
be_bryan 0:b74591d5ab33 19 from subprocess import Popen, PIPE
be_bryan 0:b74591d5ab33 20 import csv
be_bryan 0:b74591d5ab33 21 from collections import defaultdict
be_bryan 0:b74591d5ab33 22
be_bryan 0:b74591d5ab33 23 ROOT = abspath(join(dirname(__file__), ".."))
be_bryan 0:b74591d5ab33 24 sys.path.insert(0, ROOT)
be_bryan 0:b74591d5ab33 25
be_bryan 0:b74591d5ab33 26 from tools.paths import BUILD_DIR, TOOLS_DATA
be_bryan 0:b74591d5ab33 27 from tools.settings import GCC_ARM_PATH
be_bryan 0:b74591d5ab33 28 from tools.tests import TEST_MAP
be_bryan 0:b74591d5ab33 29 from tools.build_api import build_mbed_libs, build_project
be_bryan 0:b74591d5ab33 30
be_bryan 0:b74591d5ab33 31 SIZE = join(GCC_ARM_PATH, 'arm-none-eabi-size')
be_bryan 0:b74591d5ab33 32
be_bryan 0:b74591d5ab33 33 def get_size(path):
be_bryan 0:b74591d5ab33 34 out = Popen([SIZE, path], stdout=PIPE).communicate()[0]
be_bryan 0:b74591d5ab33 35 return map(int, out.splitlines()[1].split()[:4])
be_bryan 0:b74591d5ab33 36
be_bryan 0:b74591d5ab33 37 def get_percentage(before, after):
be_bryan 0:b74591d5ab33 38 if before == 0:
be_bryan 0:b74591d5ab33 39 return 0 if after == 0 else 100.0
be_bryan 0:b74591d5ab33 40 return float(after - before) / float(before) * 100.0
be_bryan 0:b74591d5ab33 41
be_bryan 0:b74591d5ab33 42 def human_size(val):
be_bryan 0:b74591d5ab33 43 if val>1024:
be_bryan 0:b74591d5ab33 44 return "%.0fKb" % (float(val)/1024.0)
be_bryan 0:b74591d5ab33 45 return "%d" % val
be_bryan 0:b74591d5ab33 46
be_bryan 0:b74591d5ab33 47 def print_diff(name, before, after):
be_bryan 0:b74591d5ab33 48 print "%s: (%s -> %s) %.2f%%" % (name, human_size(before) , human_size(after) , get_percentage(before , after))
be_bryan 0:b74591d5ab33 49
be_bryan 0:b74591d5ab33 50 BENCHMARKS = [
be_bryan 0:b74591d5ab33 51 ("BENCHMARK_1", "CENV"),
be_bryan 0:b74591d5ab33 52 ("BENCHMARK_2", "PRINTF"),
be_bryan 0:b74591d5ab33 53 ("BENCHMARK_3", "FP"),
be_bryan 0:b74591d5ab33 54 ("BENCHMARK_4", "MBED"),
be_bryan 0:b74591d5ab33 55 ("BENCHMARK_5", "ALL"),
be_bryan 0:b74591d5ab33 56 ]
be_bryan 0:b74591d5ab33 57 BENCHMARK_DATA_PATH = join(TOOLS_DATA, 'benchmarks.csv')
be_bryan 0:b74591d5ab33 58
be_bryan 0:b74591d5ab33 59
be_bryan 0:b74591d5ab33 60 def benchmarks():
be_bryan 0:b74591d5ab33 61 # CSV Data
be_bryan 0:b74591d5ab33 62 csv_data = csv.writer(open(BENCHMARK_DATA_PATH, 'wb'))
be_bryan 0:b74591d5ab33 63 csv_data.writerow(['Toolchain', "Target", "Benchmark", "code", "data", "bss", "flash"])
be_bryan 0:b74591d5ab33 64
be_bryan 0:b74591d5ab33 65 # Build
be_bryan 0:b74591d5ab33 66 for toolchain in ['ARM', 'uARM', 'GCC_CR', 'GCC_ARM']:
be_bryan 0:b74591d5ab33 67 for mcu in ["LPC1768", "LPC11U24"]:
be_bryan 0:b74591d5ab33 68 # Build Libraries
be_bryan 0:b74591d5ab33 69 build_mbed_libs(mcu, toolchain)
be_bryan 0:b74591d5ab33 70
be_bryan 0:b74591d5ab33 71 # Build benchmarks
be_bryan 0:b74591d5ab33 72 build_dir = join(BUILD_DIR, "benchmarks", mcu, toolchain)
be_bryan 0:b74591d5ab33 73 for test_id, title in BENCHMARKS:
be_bryan 0:b74591d5ab33 74 # Build Benchmark
be_bryan 0:b74591d5ab33 75 try:
be_bryan 0:b74591d5ab33 76 test = TEST_MAP[test_id]
be_bryan 0:b74591d5ab33 77 path = build_project(test.source_dir, join(build_dir, test_id),
be_bryan 0:b74591d5ab33 78 mcu, toolchain, test.dependencies)
be_bryan 0:b74591d5ab33 79 base, ext = splitext(path)
be_bryan 0:b74591d5ab33 80 # Check Size
be_bryan 0:b74591d5ab33 81 code, data, bss, flash = get_size(base+'.elf')
be_bryan 0:b74591d5ab33 82 csv_data.writerow([toolchain, mcu, title, code, data, bss, flash])
be_bryan 0:b74591d5ab33 83 except Exception, e:
be_bryan 0:b74591d5ab33 84 print "Unable to build %s for toolchain %s targeting %s" % (test_id, toolchain, mcu)
be_bryan 0:b74591d5ab33 85 print e
be_bryan 0:b74591d5ab33 86
be_bryan 0:b74591d5ab33 87
be_bryan 0:b74591d5ab33 88 def compare(t1, t2, target):
be_bryan 0:b74591d5ab33 89 if not exists(BENCHMARK_DATA_PATH):
be_bryan 0:b74591d5ab33 90 benchmarks()
be_bryan 0:b74591d5ab33 91 else:
be_bryan 0:b74591d5ab33 92 print "Loading: %s" % BENCHMARK_DATA_PATH
be_bryan 0:b74591d5ab33 93
be_bryan 0:b74591d5ab33 94 data = csv.reader(open(BENCHMARK_DATA_PATH, 'rb'))
be_bryan 0:b74591d5ab33 95
be_bryan 0:b74591d5ab33 96 benchmarks_data = defaultdict(dict)
be_bryan 0:b74591d5ab33 97 for (toolchain, mcu, name, code, data, bss, flash) in data:
be_bryan 0:b74591d5ab33 98 if target == mcu:
be_bryan 0:b74591d5ab33 99 for t in [t1, t2]:
be_bryan 0:b74591d5ab33 100 if toolchain == t:
be_bryan 0:b74591d5ab33 101 benchmarks_data[name][t] = map(int, (code, data, bss, flash))
be_bryan 0:b74591d5ab33 102
be_bryan 0:b74591d5ab33 103 print "%s vs %s for %s" % (t1, t2, target)
be_bryan 0:b74591d5ab33 104 for name, data in benchmarks_data.iteritems():
be_bryan 0:b74591d5ab33 105 try:
be_bryan 0:b74591d5ab33 106 # Check Size
be_bryan 0:b74591d5ab33 107 code_a, data_a, bss_a, flash_a = data[t1]
be_bryan 0:b74591d5ab33 108 code_u, data_u, bss_u, flash_u = data[t2]
be_bryan 0:b74591d5ab33 109
be_bryan 0:b74591d5ab33 110 print "\n=== %s ===" % name
be_bryan 0:b74591d5ab33 111 print_diff("code", code_a , code_u)
be_bryan 0:b74591d5ab33 112 print_diff("data", data_a , data_u)
be_bryan 0:b74591d5ab33 113 print_diff("bss", bss_a , bss_u)
be_bryan 0:b74591d5ab33 114 print_diff("flash", flash_a , flash_u)
be_bryan 0:b74591d5ab33 115 except Exception, e:
be_bryan 0:b74591d5ab33 116 print "No data for benchmark %s" % (name)
be_bryan 0:b74591d5ab33 117 print e
be_bryan 0:b74591d5ab33 118
be_bryan 0:b74591d5ab33 119
be_bryan 0:b74591d5ab33 120 if __name__ == '__main__':
be_bryan 0:b74591d5ab33 121 compare("GCC_CR", "LPC1768")