mirror of https://github.com/pret/pokecrystal.git
61 lines
1.9 KiB
Python
61 lines
1.9 KiB
Python
# coding: utf-8
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# RGBDS BSS section and constant parsing.
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def read_bss_sections(bss):
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sections = []
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section = {}
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address = None
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if type(bss) is not list: bss = bss.split('\n')
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for line in bss:
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if 'SECTION' in line:
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if section: sections.append(section) # last section
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address = int(line.split('[')[1].split(']')[0].replace('$',''), 16)
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section = {
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'name': line.split('"')[1],
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#'type': line.split(',')[1].split('[')[0].strip(),
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'start': address,
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'labels': [],
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}
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elif ':' in line:
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# the only labels that don't use :s so far are enders,
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# which we typically don't want to end up in the output
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label = line.lstrip().split(':')[0]
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if ';' not in label:
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section['labels'] += [{'label': label, 'address': address, 'length': 0}]
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elif line.lstrip()[:3] == 'ds ':
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length = eval(line.lstrip()[3:].split(';')[0].replace('$','0x'))
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address += length
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if section['labels']:
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section['labels'][-1]['length'] += length
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sections.append(section)
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return sections
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wram_sections = read_bss_sections(open('../wram.asm', 'r').readlines())
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def make_wram_labels():
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wram_labels = {}
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for section in wram_sections:
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for label in section['labels']:
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if label['address'] not in wram_labels.keys():
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wram_labels[label['address']] = []
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wram_labels[label['address']] += [label['label']]
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return wram_labels
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wram_labels = make_wram_labels()
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def constants_to_dict(constants):
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return dict((eval(constant.split(';')[0].split('EQU')[1].replace('$','0x')), constant.split('EQU')[0].strip()) for constant in constants)
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def scrape_constants(text):
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if type(text) is not list:
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text = text.split('\n')
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return constants_to_dict([line for line in text if 'EQU' in line and ';' not in line.split('EQU')[0]])
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hram_constants = scrape_constants(open('../hram.asm','r').readlines())
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gbhw_constants = scrape_constants(open('../gbhw.asm','r').readlines())
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