def mainloop(program,bracket_map):
tape = Tape()
pc = 0
while pc < len(program):
code = program[pc]
if code == ">":
tape.advance()
elif code == "<":
tape.devance()
elif code == "+":
tape.inc()
elif code == "-":
tape.dec()
elif code == ".":
sys.stdout.write(chr(tape.get()))
elif code == ",":
tape.set(ord(sys.stdin.read(1)))
elif code == "[" and tape.get() == 0:
pc = bracket_map[pc]
elif code == "]" and tape.get() != 0:
pc = bracket_map[pc]
pc += 1
def mainloop(program, bracket_map):
pc = 0
tape = Tape()
while pc < len(program):
jitdriver.jit_merge_point(pc=pc, tape=tape, program=program,bracket_map=bracket_map)
code = program[pc]
if code == ">":
tape.advance()
elif code == "<":
tape.devance()
elif code == "+":
tape.inc()
elif code == "-":
tape.dec()
elif code == ".":
# print
os.write(1, chr(tape.get()))
elif code == ",":
# read from stdin
tape.set(ord(os.read(0, 1)[0]))
elif code == "[" and tape.get() == 0:
# Skip forward to the matching ]
pc = bracket_map[pc]
elif code == "]" and tape.get() != 0:
# Skip back to the matching [
pc = bracket_map[pc]
pc += 1
program = [c for c in f.read() if c in "<>,.-+[]"]
f.close()
prog_tape = Tape(program, right_infinite=False)
data_tape = Tape([0], 3)
tapes = Tapes((prog_tape, data_tape))
PROG = 0
DATA = 1
STEP_TIME = 0.2
SEEK_TIME = 0.05
while 1:
time.sleep(STEP_TIME)
c = prog_tape.get()
if c == "<":
tapes.move_left(DATA)
print 1
elif c == ">":
tapes.move_right(DATA)
elif c == ".":
tapes.putc(chr(data_tape.get()))
elif c == ",":
tapes.update(DATA, ord(sys.stdin.read(1)))
elif c == "+":
tapes.update(DATA, (data_tape.get() + 1) % 256)
elif c == "-":
tapes.update(DATA, (data_tape.get() - 1) % 256)
