Crappy script to get some stats on Proxmark3 FW

example.txt

proxmark3-RRG.git$ ./show-sizes.sh 
Bootphase1 @00000: 512/512
Bootphase2 @00200: 3488/7680		= 45.4167%
Text+Data  @02000: 234576/253952	= 92.3702%
                   234576/516096	= 45.452%

10 largest .text:
=================
   text	   data	    bss	    dec	    hex	filename
  21339	    166	    132	  21637	   5485	armsrc/obj/iso14443a.o
  17670	      3	   1057	  18730	   492a	armsrc/obj/mifarecmd.o
  13790	      0	    327	  14117	   3725	armsrc/obj/hitagS.o
  13755	    377	     50	  14182	   3766	armsrc/obj/mifaresim.o
  13445	     20	      1	  13466	   349a	armsrc/obj/lfdemod.o
  12167	     15	     82	  12264	   2fe8	armsrc/obj/iclass.o
  11543	      0	      0	  11543	   2d17	armsrc/obj/aes.o
  10790	     10	      0	  10800	   2a30	armsrc/obj/lfops.o
   9748	     19	      8	   9775	   262f	armsrc/obj/appmain.o
   8290	     76	     45	   8411	   20db	armsrc/obj/hitag2.o

10 largest .data:
=================
   text	   data	    bss	    dec	    hex	filename
      0	  38207	      0	  38207	   953f	armsrc/obj/fpga_all.o
  13755	    377	     50	  14182	   3766	armsrc/obj/mifaresim.o
  21339	    166	    132	  21637	   5485	armsrc/obj/iso14443a.o
   8290	     76	     45	   8411	   20db	armsrc/obj/hitag2.o
  13445	     20	      1	  13466	   349a	armsrc/obj/lfdemod.o
   9748	     19	      8	   9775	   262f	armsrc/obj/appmain.o
  12167	     15	     82	  12264	   2fe8	armsrc/obj/iclass.o
   3575	     13	     82	   3670	    e56	armsrc/obj/usb_cdc.o
    952	     12	   2067	   3031	    bd7	armsrc/obj/usart.o
   2088	     12	      0	   2100	    834	armsrc/obj/lfsampling.o

10 largest .bss:
================
   text	   data	    bss	    dec	    hex	filename
    981	      3	  40008	  40992	   a020	armsrc/obj/BigBuf.o
    952	     12	   2067	   3031	    bd7	armsrc/obj/usart.o
  17670	      3	   1057	  18730	   492a	armsrc/obj/mifarecmd.o
   1644	      0	    514	   2158	    86e	armsrc/obj/crc16.o
  13790	      0	    327	  14117	   3725	armsrc/obj/hitagS.o
   4746	     10	    300	   5056	   13c0	armsrc/obj/felica.o
   2331	      0	    223	   2554	    9fa	armsrc/obj/epa.o
  21339	    166	    132	  21637	   5485	armsrc/obj/iso14443a.o
   3575	     13	     82	   3670	    e56	armsrc/obj/usb_cdc.o
  12167	     15	     82	  12264	   2fe8	armsrc/obj/iclass.o

show-sizes.sh

#!/bin/bash

( objdump -h bootrom/obj/bootrom.elf;objdump -h armsrc/obj/fullimage.elf )|gawk '
    /\.bootphase1/{b1=strtonum("0x"$3)}
    /\.bootphase2/{b2=strtonum("0x"$3)}
    /\.text/{t=strtonum("0x"$3)}
    /\.data/{d=strtonum("0x"$3)}
    END{
print "Bootphase1 @00000: " b1"/"(0x200)
print "Bootphase2 @00200: " b2"/"(0x2000-0x200) "\t\t= " b2/(0x2000-0x200)*100"%"
print "Text+Data  @02000: " t+d"/"(0x40000-0x2000) "\t= " (t+d)/(0x40000-0x2000)*100"%"
print "                   " t+d"/"(0x80000-0x2000) "\t= " (t+d)/(0x80000-0x2000)*100"%"}
'

echo
echo "10 largest .text:"
echo "================="
echo "   text	   data	    bss	    dec	    hex	filename"
LANG=C arm-none-eabi-size armsrc/obj/*.o |grep -v fullimage|tail -n+2|sort -k1 -n -r|head -n10
echo
echo "10 largest .data:"
echo "================="
echo "   text	   data	    bss	    dec	    hex	filename"
LANG=C arm-none-eabi-size armsrc/obj/*.o |grep -v fullimage|tail -n+2|sort -k2 -n -r|head -n10
echo
echo "10 largest .bss:"
echo "================"
echo "   text	   data	    bss	    dec	    hex	filename"
LANG=C arm-none-eabi-size armsrc/obj/*.o |grep -v fullimage|tail -n+2|sort -k3 -n -r|head -n10
#| awk 'NR==1 {line =$0; next} 1; END{print line}'|tac