sdcc/support/scripts/as2gbmap.py

   1 #!/usr/bin/env python3
   2
   3 # as2gbmap - asxxxx to gb map file converter
   4 #
   5 # Copyright (c) 2010 Borut Razem
   6 #
   7 # This file is part of sdcc.
   8 #
   9 #  This software is provided 'as-is', without any express or implied
  10 #  warranty.  In no event will the authors be held liable for any damages
  11 #  arising from the use of this software.
  12 #
  13 #  Permission is granted to anyone to use this software for any purpose,
  14 #  including commercial applications, and to alter it and redistribute it
  15 #  freely, subject to the following restrictions:
  16 #
  17 #  1. The origin of this software must not be misrepresented; you must not
  18 #     claim that you wrote the original software. If you use this software
  19 #     in a product, an acknowledgment in the product documentation would be
  20 #     appreciated but is not required.
  21 #  2. Altered source versions must be plainly marked as such, and must not be
  22 #     misrepresented as being the original software.
  23 #  3. This notice may not be removed or altered from any source distribution.
  24 #
  25 #  Borut Razem
  26 #  borut.razem@siol.net
  27
  28 import sys
  29 import os
  30 import re
  31 from optparse import OptionParser
  32 import operator
  33
  34 def main():
  35     '''asxxxx to gb map file converter'''
  36     usage = "usage: %prog [options] [<input_asxxxx_map_file> [<output_gb_file>]]"
  37     parser = OptionParser(usage = usage, version = "1.0")
  38     parser.set_defaults(no_gmb = False)
  39     parser.add_option("-j", "--no$gmb", action = "store_true", dest = "no_gmb", help = "generate no$gmb symbol file (default: rrgb)")
  40     (options, args) = parser.parse_args()
  41
  42     if len(args) > 0 and args[0] != "-":
  43         try:
  44             fin = open(args[0], "r")
  45         except IOError as xxx_todo_changeme:
  46             (errno, strerror) = xxx_todo_changeme.args
  47             print("%s: can't open %s: %s" % (os.path.basename(sys.argv[0]), args[0], strerror), file=sys.stderr)
  48             return 1
  49     else:
  50         fin = sys.stdin
  51
  52     if len(args) > 1 and args[1] != "-":
  53         try:
  54             fout = open(args[1], "w")
  55         except IOError as xxx_todo_changeme1:
  56             (errno, strerror) = xxx_todo_changeme1.args
  57             print("%s: can't create %s: %s" % (os.path.basename(sys.argv[1]), args[1], strerror), file=sys.stderr)
  58             return 1
  59     else:
  60         fout = sys.stdout
  61
  62     areas = []
  63     modules = []
  64     libraries = []
  65     ubads = []
  66
  67     radix = 'HEX'
  68     state = None
  69     area = None
  70
  71     # process asxxxx map file
  72     for line in fin:
  73         if re.match(r"^Hexadecimal$", line):
  74             radix = 'HEX';
  75             continue
  76
  77         if re.match(r"^Area +Addr +Size +Decimal +Bytes +\(Attributes\)$", line):
  78             line = next(fin)
  79             if re.match(r"^[- ]+$", line):
  80                 line = next(fin)
  81                 m = re.match(r"^([^ ]+) +([0-9A-Fa-f]{4}) +([0-9A-Fa-f]{4}) += +\d+\. +\w+ +\(([^\)]+)\)$", line)
  82                 if m:
  83                     if area:
  84                         if m.group(1) != area['area']:
  85                             areas.append(area)
  86                             area = {'area': m.group(1), 'radix': radix, 'base': int(m.group(2), 16), 'size': int(m.group(3), 16), 'attrib': m.group(4).replace(',', ' '), 'globals': []}
  87                     else:
  88                         area = {'area': m.group(1), 'radix': radix, 'base': int(m.group(2), 16), 'size': int(m.group(3), 16), 'attrib': m.group(4).replace(',', ' '), 'globals': []}
  89                     state = 'IN_AREA'
  90             continue
  91
  92         m = re.match(r"^ +([0-9A-Fa-f]{4}) +([^ ]+) +$", line)
  93         if state == 'IN_AREA' and m:
  94             area['globals'].append({'value': int(m.group(1), 16), 'global': m.group(2)})
  95             continue
  96
  97         m = re.match(r"Files Linked +\[ module\(s\) \]$", line)
  98         if m:
  99             state = 'IN_MODULES'
 100             continue
 101
 102         m = re.match(r"Libraries Linked +\[ object file \]$", line)
 103         if m:
 104             state = 'IN_LIBRARIES'
 105             continue
 106
 107         m = re.match(r"User Base Address Definitions$", line)
 108         if m:
 109             state = 'IN_UBAD'
 110             continue
 111
 112         m = re.match(r"^([^ ]+) +\[ ([^ ]*) \]$", line)
 113         if m:
 114             if state == 'IN_MODULES':
 115                 modules.append({'file': m.group(1), 'name': m.group(2)})
 116                 continue
 117
 118             if state == 'IN_LIBRARIES':
 119                 libraries.append({'library': m.group(1), 'module': m.group(2)})
 120                 continue
 121
 122         m = re.match(r"^([^ ]+) += +0x([0-9A-Fa-f]{4})$", line)
 123         if state == 'IN_UBAD' and m:
 124             ubads.append({'symbol': m.group(1), 'value': m.group(2)})
 125             continue
 126
 127     if area:
 128         areas.append(area)
 129
 130
 131     if options.no_gmb:
 132         # generate no$gmp map file
 133         print('; no$gmb format .sym file', file=fout)
 134         print('; Generated automagically by %s' % os.path.basename(sys.argv[0]), file=fout)
 135         for e in areas:
 136             print('; Area: %s' % e['area'], file=fout)
 137             if e['globals']:
 138                 e['globals'].sort(key = operator.itemgetter('value'))
 139                 for g in e['globals']:
 140                    if g['global'][0:3] != 'l__':
 141                         if g['value'] > 0x7FFF:
 142                             print('00:%04X %s' % (g['value'], g['global']), file=fout)
 143                         else:
 144                             print('%02X:%04X %s' % (g['value'] // 16384, g['value'], g['global']), file=fout)
 145     else:
 146         # generate rrgb map file
 147         for e in areas:
 148             print('AREA %s' % e['area'], file=fout)
 149             print('\tRADIX %s' % e['radix'], file=fout)
 150             print('\tBASE %04X' % e['base'], file=fout)
 151             print('\tSIZE %04X' % e['size'], file=fout)
 152             print('\tATTRIB %s' % e['attrib'], file=fout)
 153             if e['globals']:
 154                 e['globals'].sort(key = operator.itemgetter('value'))
 155                 print('\tGLOBALS', file=fout)
 156                 for g in e['globals']:
 157                     print('\t\t%s\t%04X' % (g['global'], g['value']), file=fout)
 158
 159         if modules:
 160             print('MODULES', file=fout)
 161             for m in modules:
 162                 print('\tFILE %s' % m['file'], file=fout)
 163                 if m['name']:
 164                     print('\t\tNAME %s' % m['name'], file=fout)
 165
 166         if libraries:
 167             print('LIBRARIES', file=fout)
 168             for m in libraries:
 169                 print('\tLIBRARY %s' % m['library'], file=fout)
 170                 print('\t\tMODULE %s' % m['module'], file=fout)
 171
 172         if ubads:
 173             print('USERBASEDEF', file=fout)
 174             for m in ubads:
 175                 print('\t%s = 0x%04X' % (m['symbol'], int(m['value'], 16)), file=fout)
 176         return 0
 177
 178 if __name__ == '__main__':
 179     sys.exit(main())