mirror of https://github.com/pret/pokecrystal.git
50 lines
1.3 KiB
Python
50 lines
1.3 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Usage: ./sym_comments.py file.asm [pokecrystal.sym] > file_commented.asm
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Comments each label in file.asm with its bank:address from the sym file.
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"""
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import sys
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import re
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if len(sys.argv) != 2 and len(sys.argv) != 3:
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print('Usage: %s file.asm [pokecrystal.sym] > file_commented.asm' % sys.argv[0], file=sys.stderr)
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wram_name = sys.argv[1]
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sym_name = sys.argv[2] if len(sys.argv) == 3 else 'pokecrystal.sym'
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sym_format = r'[A-Za-z_][A-Za-z0-9_#@]*'
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sym_def_rx = re.compile(r'(^%s)(:.*)|(^\.%s)(.*)' % (sym_format, sym_format))
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sym_addrs = {}
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with open(sym_name, 'r', encoding='utf-8') as f:
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for line in f:
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line = line.split(';', 1)[0].rstrip()
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parts = line.split(' ', 1)
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if len(parts) != 2:
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continue
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addr, sym = parts
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sym_addrs[sym] = addr
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with open(wram_name, 'r', encoding='utf-8') as f:
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cur_label = None
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for line in f:
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line = line.rstrip()
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m = re.match(sym_def_rx, line)
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if m:
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sym, rest = m.group(1), m.group(2)
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if sym is None and rest is None:
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sym, rest = m.group(3), m.group(4)
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key = sym
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if not sym.startswith('.'):
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cur_label = sym
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elif cur_label:
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key = cur_label + sym
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if key in sym_addrs:
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addr = sym_addrs[key]
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line = sym + rest + ' ; ' + addr
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print(line)
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