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vm_translator.py
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vm_translator.py
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from argparse import ArgumentParser
from code_writer import CodeWriter
from parser import Parser
from constant import *
from os import path
def parse_args() -> str:
arg_parser = ArgumentParser(
description="python3 assembler.py <file_name>"
)
arg_parser.add_argument(
"file_name",
)
return arg_parser.parse_args().file_name
def main():
file_name = parse_args()
file_name_noext, _ = path.splitext(file_name)
raw_data = None
with open(file_name, "r") as stream:
raw_data = stream.readlines()
parser = Parser(raw_data)
code_writer = CodeWriter()
code_writer.set_file_name(file_name_noext.split("/")[-1] + ".asm")
while parser.has_more_commands():
parser.advance()
if parser.command_type == C_ARITHMETIC:
code_writer.writer_arithmetic(parser.operator)
elif parser.command_type == C_PUSH:
code_writer.write_push_pop(parser.operator, parser.arg1(), parser.arg2())
elif parser.command_type == C_POP:
code_writer.write_push_pop(parser.operator, parser.arg1(), parser.arg2())
elif parser.command_type == C_LABEL:
pass
elif parser.command_type == C_GOTO:
pass
elif parser.command_type == C_IF:
pass
elif parser.command_type == C_FUNCTION:
pass
elif parser.command_type == C_RETURN:
pass
elif parser.command_type == C_CALL:
pass
else:
pass
code_writer.close()
if __name__ == "__main__":
main()