def main(argv):
"""
Main flow of program dealing with extracting files for reading and initializing files to translate into
"""
if not check_args(argv):
return
# extracting asm file to be processed
vm_files_path = argv[1]
# creating a .asm file to contain vm files translation to hack machine language
if os.path.isdir(vm_files_path):
dir_name = os.path.basename(vm_files_path)
asm_file_name = "{0}/{1}.asm".format(vm_files_path, dir_name)
code_writer = CodeWriter(asm_file_name)
code_writer.write_init()
for file in os.listdir(vm_files_path):
if file.endswith(".vm"):
code_writer.set_file_name(file)
vm_parser = VMParser('{0}/{1}'.format(vm_files_path, file))
translate_vm_file(code_writer, vm_parser)
else:
asm_file_name = "{0}.asm".format(os.path.splitext(vm_files_path)[0])
code_writer = CodeWriter(asm_file_name)
code_writer.write_init()
code_writer.set_file_name(vm_files_path)
vm_parser = VMParser(vm_files_path)
translate_vm_file(code_writer, vm_parser)
def main(infile_path: str, outfile_path: str):
print(infile_path)
vm_files = [path for path in glob.glob(infile_path + "/*.vm")]
code_writer = CodeWriter(filepath=outfile_path)
code_writer.write_init()
for filepath in vm_files:
print(filepath)
parser = Parser(filepath=filepath)
code_writer.set_file_path(filepath)
while parser.hasMoreCommands():
cmd = parser.commandType()
if cmd == C_ARITHMETIC:
code_writer.writeArithmetic(parser.arithmetic())
elif cmd == C_PUSH or cmd == C_POP:
code_writer.writePushPop(cmd,
parser.arg1(),
index=int(parser.arg2()))
elif cmd == C_LABEL:
code_writer.writeLabel(parser.arg1())
elif cmd == C_GOTO:
code_writer.writeGoto(parser.arg1())
elif cmd == C_IF:
code_writer.writeIf(parser.arg1())
elif cmd == C_FUNCTION:
code_writer.writeFunction(parser.arg1(), parser.arg2())
elif cmd == C_RETURN:
code_writer.writeReturn()
elif cmd == C_CALL:
code_writer.writeCall(parser.arg1(), parser.arg2())
parser.advance()
code_writer.close()
def main(input_file):
if len(input_file.split('.')) == 1:
if input_file[-1] == '/':
input_file = input_file[:-1]
output_file = join(input_file, input_file.split('/')[-1])
input_files = [
join(input_file, f) for f in listdir(input_file)
if f.split('.')[1] == 'vm' and f != 'Sys.vm'
and isfile(join(input_file, f))
]
input_files.insert(0, join(input_file, 'Sys.vm'))
print('Input files: {}'.format(input_files))
else:
input_files = [input_file]
directory = '/'.join(input_file.split('/')[:-1])
output_file = join(directory, input_file.split('/')[-1].split('.')[0])
code_writer = CodeWriter(output_file)
code_writer.write_init()
for input_file in input_files:
parser = Parser(input_file)
code_writer.set_filename(input_file)
n = 0
while parser.advance():
com_type = parser.command_type()
print('LINE {}'.format(n))
print('\tcom type: {}'.format(com_type))
print('\tcommand: {}'.format(parser.command))
if com_type != parser.c_return:
arg1 = parser.arg1()
if com_type in [
parser.c_push, parser.c_pop, parser.c_function,
parser.c_call
]:
arg2 = parser.arg2()
if com_type == parser.c_arithmetic:
code_writer.write_arithmetic(arg1)
elif com_type in [parser.c_pop, parser.c_push]:
code_writer.write_push_pop(com_type, arg1, int(arg2))
elif com_type == parser.c_label:
code_writer.write_label(arg1)
elif com_type == parser.c_goto:
code_writer.write_goto(arg1)
elif com_type == parser.c_if:
code_writer.write_if(arg1)
elif com_type == parser.c_function:
code_writer.write_function(arg1, arg2)
elif com_type == parser.c_return:
code_writer.write_return()
elif com_type == parser.c_call:
code_writer.write_call(arg1, arg2)
n += 1
code_writer.close()
def main():
argument = sys.argv[1]
if argument.endswith('.vm'):
asm_filename = argument.replace('.vm', '.asm')
asm_file = open(asm_filename, 'a')
code_writer = CodeWriter(asm_file)
open_vm_file(argument, code_writer)
code_writer.close()
else:
if argument.endswith('/'):
argument = argument[0:-1]
foldername = os.path.basename(argument)
asm_file = open('%s/%s.asm' % (argument, foldername), 'a')
code_writer = CodeWriter(asm_file)
code_writer.write_comment('write init')
code_writer.write_init()
files = glob.glob('%s/*.vm' % argument)
for file in files:
open_vm_file(file, code_writer)
code_writer.close()
from parser import Parser
from code_writer import CodeWriter
# TODO: make this command line arguments
FILENAME='StaticsTest'
BASE = '/Users/plum/Desktop/codes/nand2tetris/projects/08/FunctionCalls/StaticsTest/'
READ_ADDRESS = '{0}'.format(BASE)
WRITE_ADDRESS = '{0}{1}.asm'.format(BASE, FILENAME)
if __name__ == '__main__':
c = CodeWriter(WRITE_ADDRESS)
files = [f for f in listdir(READ_ADDRESS) if f.find('.vm') != -1]
sys_init = files.index('Sys.vm')
rest = [f for f in files if files.index(f) != sys_init]
c.write_init()
for filename in [files[sys_init]] + rest: # order matters
# only parse .vm files
if filename.find('.vm') != -1:
c.set_filename(filename)
p = Parser(BASE + filename)
while p.has_more_lines():
p.advance()
command = p.command_type()
arg_1 = p.arg_1()
arg_2 = p.arg_2()
if command in ['C_PUSH', 'C_POP']:
c.write_push_pop(command, arg_1, arg_2)
if command == 'C_ARITHMETIC':
c.write_arithmetic(arg_1)
elif parser.command_type() == 'C_RETURN':
code_writer.write_return()
elif parser.command_type() == 'C_CALL':
function_name = parser.arg1()
num_args = int(parser.arg2())
code_writer.write_call(function_name, num_args)
if __name__ == '__main__':
input_file = sys.argv[1]
if path.isfile(input_file):
src_vm_files = [input_file]
asm_file = path.splitext(input_file)[0] + ".asm"
else:
src_vm_files = glob.glob(path.join(sys.argv[1], '*.vm'))
asm_file = path.split(input_file.rstrip('/') + ".asm")[1]
asm_file = path.join(input_file, asm_file)
code_writer = CodeWriter(asm_file)
if len(src_vm_files) != 1:
code_writer.write_init()
for src_vm_file in src_vm_files:
parse_and_write(code_writer, src_vm_file)
code_writer.close()
