diff options
Diffstat (limited to 'pokemontools/wram.py')
| -rw-r--r-- | pokemontools/wram.py | 54 |
1 files changed, 34 insertions, 20 deletions
diff --git a/pokemontools/wram.py b/pokemontools/wram.py index a095cc0..e25ca37 100644 --- a/pokemontools/wram.py +++ b/pokemontools/wram.py @@ -30,16 +30,15 @@ def bracket_value(string, i=0): return string.split('[')[1 + i*2].split(']')[0] class BSSReader: - """Really?""" + """ + Read rgbasm BSS/WRAM sections and associate labels with addresses. + Also reads constants/variables, even in macros. + """ sections = [] section = None address = None macros = {} - constants = { - # TODO: parse these constants from constants.asm - 'NUM_OBJECTS': 0x10, - 'OBJECT_LENGTH': 0x10, - } + constants = {} section_types = { 'VRAM': 0x8000, @@ -83,7 +82,8 @@ class BSSReader: ) macro_sections = macro_reader.read_bss_sections(macro_text) self.section = macro_sections[-1] - self.address = self.section['labels'][-1]['address'] + self.section['labels'][-1]['length'] + if self.section['labels']: + self.address = self.section['labels'][-1]['address'] + self.section['labels'][-1]['length'] def read_bss_sections(self, bss): @@ -102,8 +102,13 @@ class BSSReader: line = line.lstrip() line, comment = separate_comment(line) line = line.strip() + split_line = line.split() + split_line_upper = map(str.upper, split_line) - if line[-4:].upper() == 'ENDM': + if not line: + pass + + elif line[-4:].upper() == 'ENDM': macro = False macro_name = None @@ -115,7 +120,11 @@ class BSSReader: macro = True self.macros[macro_name] = [] - elif 'SECTION' == line[:7]: + elif 'INCLUDE' == line[:7].upper(): + filename = line.split('"')[1] + self.read_bss_sections(open(filename).readlines()) + + elif 'SECTION' == line[:7].upper(): if self.section: # previous self.sections += [self.section] @@ -156,13 +165,16 @@ class BSSReader: self.section['labels'] += [section_label] self.read_bss_line(line.split(':')[-1]) - elif 'EQU' in line.split(): - # some space is defined using constants - name, value = line.split('EQU') - name, value = name.strip(), value.strip().replace('$','0x').replace('%','0b') - self.constants[name] = eval(value, self.constants) + elif any(x in split_line_upper for x in ['EQU', '=', 'SET']): # TODO: refactor + for x in ['EQU', '=', 'SET']: + if x in split_line_upper: + index = split_line_upper.index(x) + real = split_line[index] + name, value = map(' '.join, [split_line[:index], split_line[index+1:]]) + value = rgbasm_to_py(value) + self.constants[name] = eval(value, self.constants) - elif line: + else: self.read_bss_line(line) self.sections += [self.section] @@ -174,24 +186,26 @@ def read_bss_sections(bss): def constants_to_dict(constants): + """Deprecated. Use BSSReader.""" return dict((eval(rgbasm_to_py(constant[constant.find('EQU')+3:constant.find(';')])), constant[:constant.find('EQU')].strip()) for constant in constants) def scrape_constants(text): if type(text) is not list: text = text.split('\n') - return constants_to_dict([line for line in text if 'EQU' in line[:line.find(';')]]) + bss = BSSReader() + bss.read_bss_sections(text) + constants = bss.constants + return constants def read_constants(filepath): """ - Load lines from a file and call scrape_constants. + Load lines from a file and grab any constants using BSSReader. """ lines = [] if os.path.exists(filepath): with open(filepath, "r") as file_handler: lines = file_handler.readlines() - - constants = scrape_constants(lines) - return constants + return scrape_constants(lines) class WRAMProcessor(object): """ |