1eb8dc403SDave Cobbley#!/usr/bin/env python3 2eb8dc403SDave Cobbley# 3eb8dc403SDave Cobbley# Copyright (c) 2011, Intel Corporation. 4eb8dc403SDave Cobbley# 5c342db35SBrad Bishop# SPDX-License-Identifier: GPL-2.0-or-later 6eb8dc403SDave Cobbley# 7*c182c62dSAndrew Geissler# Display details of the kernel build size, broken up by built-in.[o,a]. Sort 8eb8dc403SDave Cobbley# the objects by size. Run from the top level kernel build directory. 9eb8dc403SDave Cobbley# 10eb8dc403SDave Cobbley# Author: Darren Hart <dvhart@linux.intel.com> 11eb8dc403SDave Cobbley# 12eb8dc403SDave Cobbley 13eb8dc403SDave Cobbleyimport sys 14eb8dc403SDave Cobbleyimport getopt 15eb8dc403SDave Cobbleyimport os 16eb8dc403SDave Cobbleyfrom subprocess import * 17eb8dc403SDave Cobbley 18eb8dc403SDave Cobbleydef usage(): 19eb8dc403SDave Cobbley prog = os.path.basename(sys.argv[0]) 20eb8dc403SDave Cobbley print('Usage: %s [OPTION]...' % prog) 21eb8dc403SDave Cobbley print(' -d, display an additional level of drivers detail') 22eb8dc403SDave Cobbley print(' -h, --help display this help and exit') 23eb8dc403SDave Cobbley print('') 24eb8dc403SDave Cobbley print('Run %s from the top-level Linux kernel build directory.' % prog) 25eb8dc403SDave Cobbley 26eb8dc403SDave Cobbley 27eb8dc403SDave Cobbleyclass Sizes: 28eb8dc403SDave Cobbley def __init__(self, glob): 29eb8dc403SDave Cobbley self.title = glob 3082c905dcSAndrew Geissler p = Popen("size -t " + str(glob), shell=True, stdout=PIPE, stderr=PIPE, universal_newlines=True) 31eb8dc403SDave Cobbley output = p.communicate()[0].splitlines() 32eb8dc403SDave Cobbley if len(output) > 2: 33eb8dc403SDave Cobbley sizes = output[-1].split()[0:4] 34eb8dc403SDave Cobbley self.text = int(sizes[0]) 35eb8dc403SDave Cobbley self.data = int(sizes[1]) 36eb8dc403SDave Cobbley self.bss = int(sizes[2]) 37eb8dc403SDave Cobbley self.total = int(sizes[3]) 38eb8dc403SDave Cobbley else: 39eb8dc403SDave Cobbley self.text = self.data = self.bss = self.total = 0 40eb8dc403SDave Cobbley 41eb8dc403SDave Cobbley def show(self, indent=""): 42eb8dc403SDave Cobbley print("%-32s %10d | %10d %10d %10d" % \ 43eb8dc403SDave Cobbley (indent+self.title, self.total, self.text, self.data, self.bss)) 44eb8dc403SDave Cobbley 45eb8dc403SDave Cobbley 46eb8dc403SDave Cobbleyclass Report: 47eb8dc403SDave Cobbley def create(filename, title, subglob=None): 48eb8dc403SDave Cobbley r = Report(filename, title) 49eb8dc403SDave Cobbley path = os.path.dirname(filename) 50eb8dc403SDave Cobbley 51eb8dc403SDave Cobbley p = Popen("ls " + str(path) + "/*.o | grep -v built-in.o", 5282c905dcSAndrew Geissler shell=True, stdout=PIPE, stderr=PIPE, universal_newlines=True) 53eb8dc403SDave Cobbley glob = ' '.join(p.communicate()[0].splitlines()) 54eb8dc403SDave Cobbley oreport = Report(glob, str(path) + "/*.o") 55eb8dc403SDave Cobbley oreport.sizes.title = str(path) + "/*.o" 56eb8dc403SDave Cobbley r.parts.append(oreport) 57eb8dc403SDave Cobbley 58eb8dc403SDave Cobbley if subglob: 5982c905dcSAndrew Geissler p = Popen("ls " + subglob, shell=True, stdout=PIPE, stderr=PIPE, universal_newlines=True) 60eb8dc403SDave Cobbley for f in p.communicate()[0].splitlines(): 61eb8dc403SDave Cobbley path = os.path.dirname(f) 62*c182c62dSAndrew Geissler r.parts.append(Report.create(f, path, str(path) + "/*/built-in.[o,a]")) 63eb8dc403SDave Cobbley r.parts.sort(reverse=True) 64eb8dc403SDave Cobbley 65eb8dc403SDave Cobbley for b in r.parts: 66eb8dc403SDave Cobbley r.totals["total"] += b.sizes.total 67eb8dc403SDave Cobbley r.totals["text"] += b.sizes.text 68eb8dc403SDave Cobbley r.totals["data"] += b.sizes.data 69eb8dc403SDave Cobbley r.totals["bss"] += b.sizes.bss 70eb8dc403SDave Cobbley 71eb8dc403SDave Cobbley r.deltas["total"] = r.sizes.total - r.totals["total"] 72eb8dc403SDave Cobbley r.deltas["text"] = r.sizes.text - r.totals["text"] 73eb8dc403SDave Cobbley r.deltas["data"] = r.sizes.data - r.totals["data"] 74eb8dc403SDave Cobbley r.deltas["bss"] = r.sizes.bss - r.totals["bss"] 75eb8dc403SDave Cobbley return r 76eb8dc403SDave Cobbley create = staticmethod(create) 77eb8dc403SDave Cobbley 78eb8dc403SDave Cobbley def __init__(self, glob, title): 79eb8dc403SDave Cobbley self.glob = glob 80eb8dc403SDave Cobbley self.title = title 81eb8dc403SDave Cobbley self.sizes = Sizes(glob) 82eb8dc403SDave Cobbley self.parts = [] 83eb8dc403SDave Cobbley self.totals = {"total":0, "text":0, "data":0, "bss":0} 84eb8dc403SDave Cobbley self.deltas = {"total":0, "text":0, "data":0, "bss":0} 85eb8dc403SDave Cobbley 86eb8dc403SDave Cobbley def show(self, indent=""): 87eb8dc403SDave Cobbley rule = str.ljust(indent, 80, '-') 88eb8dc403SDave Cobbley print("%-32s %10s | %10s %10s %10s" % \ 89eb8dc403SDave Cobbley (indent+self.title, "total", "text", "data", "bss")) 90eb8dc403SDave Cobbley print(rule) 91eb8dc403SDave Cobbley self.sizes.show(indent) 92eb8dc403SDave Cobbley print(rule) 93eb8dc403SDave Cobbley for p in self.parts: 94eb8dc403SDave Cobbley if p.sizes.total > 0: 95eb8dc403SDave Cobbley p.sizes.show(indent) 96eb8dc403SDave Cobbley print(rule) 97eb8dc403SDave Cobbley print("%-32s %10d | %10d %10d %10d" % \ 98eb8dc403SDave Cobbley (indent+"sum", self.totals["total"], self.totals["text"], 99eb8dc403SDave Cobbley self.totals["data"], self.totals["bss"])) 100eb8dc403SDave Cobbley print("%-32s %10d | %10d %10d %10d" % \ 101eb8dc403SDave Cobbley (indent+"delta", self.deltas["total"], self.deltas["text"], 102eb8dc403SDave Cobbley self.deltas["data"], self.deltas["bss"])) 103eb8dc403SDave Cobbley print("\n") 104eb8dc403SDave Cobbley 105eb8dc403SDave Cobbley def __lt__(this, that): 106eb8dc403SDave Cobbley if that is None: 107eb8dc403SDave Cobbley return 1 108eb8dc403SDave Cobbley if not isinstance(that, Report): 109eb8dc403SDave Cobbley raise TypeError 110eb8dc403SDave Cobbley return this.sizes.total < that.sizes.total 111eb8dc403SDave Cobbley 112eb8dc403SDave Cobbley def __cmp__(this, that): 113eb8dc403SDave Cobbley if that is None: 114eb8dc403SDave Cobbley return 1 115eb8dc403SDave Cobbley if not isinstance(that, Report): 116eb8dc403SDave Cobbley raise TypeError 117eb8dc403SDave Cobbley if this.sizes.total < that.sizes.total: 118eb8dc403SDave Cobbley return -1 119eb8dc403SDave Cobbley if this.sizes.total > that.sizes.total: 120eb8dc403SDave Cobbley return 1 121eb8dc403SDave Cobbley return 0 122eb8dc403SDave Cobbley 123eb8dc403SDave Cobbley 124eb8dc403SDave Cobbleydef main(): 125eb8dc403SDave Cobbley try: 126eb8dc403SDave Cobbley opts, args = getopt.getopt(sys.argv[1:], "dh", ["help"]) 127eb8dc403SDave Cobbley except getopt.GetoptError as err: 128eb8dc403SDave Cobbley print('%s' % str(err)) 129eb8dc403SDave Cobbley usage() 130eb8dc403SDave Cobbley sys.exit(2) 131eb8dc403SDave Cobbley 132eb8dc403SDave Cobbley driver_detail = False 133eb8dc403SDave Cobbley for o, a in opts: 134eb8dc403SDave Cobbley if o == '-d': 135eb8dc403SDave Cobbley driver_detail = True 136eb8dc403SDave Cobbley elif o in ('-h', '--help'): 137eb8dc403SDave Cobbley usage() 138eb8dc403SDave Cobbley sys.exit(0) 139eb8dc403SDave Cobbley else: 140eb8dc403SDave Cobbley assert False, "unhandled option" 141eb8dc403SDave Cobbley 142*c182c62dSAndrew Geissler glob = "arch/*/built-in.[o,a] */built-in.[o,a]" 143eb8dc403SDave Cobbley vmlinux = Report.create("vmlinux", "Linux Kernel", glob) 144eb8dc403SDave Cobbley 145eb8dc403SDave Cobbley vmlinux.show() 146eb8dc403SDave Cobbley for b in vmlinux.parts: 147eb8dc403SDave Cobbley if b.totals["total"] > 0 and len(b.parts) > 1: 148eb8dc403SDave Cobbley b.show() 149eb8dc403SDave Cobbley if b.title == "drivers" and driver_detail: 150eb8dc403SDave Cobbley for d in b.parts: 151eb8dc403SDave Cobbley if d.totals["total"] > 0 and len(d.parts) > 1: 152eb8dc403SDave Cobbley d.show(" ") 153eb8dc403SDave Cobbley 154eb8dc403SDave Cobbley 155eb8dc403SDave Cobbleyif __name__ == "__main__": 156eb8dc403SDave Cobbley main() 157