def show(self):
print(' '+' '.join([Drip.tohex(x).zfill(4).upper() for x in range(256)]))
for y, row in enumerate(self.image):
print(Drip.tohex(y*256), end=' ')
for item in row:
print(item, end=' ')
print('')
def pop(self, stack):
if stack == 'call':
self.CSP += 1
return self.ram.get(Drip.tohex(self.CSP))
elif stack == 'global':
self.GSP += 1
return self.ram.get(Drip.tohex(self.GSP))
elif stack == 'private':
self.PSP += 1
return self.ram.get(Drip.tohex(self.PSP))
def push(self, stack, arg):
if stack == 'call':
self.ram.put(Drip.tohex(self.CSP), arg)
self.CSP -= 1
elif stack == 'global':
self.ram.put(Drip.tohex(self.GSP), arg)
self.GSP -= 1
elif stack == 'private':
self.ram.put(Drip.tohex(self.PSP), arg)
self.PSP -= 1
def run(self):
self.registers = dict.fromkeys(Drip.registers.values(), '0000')
self.IP = 0 + self.init
print('init', self.init)
self.CSP = int('0xFFFF', 16)
self.GSP = int('0xFEFF', 16)
self.MSP = int('0xFDFF', 16)
self.SR = 0
self.debug = ''
self.load_in()
while True:
self.jumped = 0
func, args, forward, op = self.fetch(hex(self.IP))
if func == 'HALT':
break
elif op[2] == 'A':
self.registers[args[0]] = Drip.tohex(
self.math(func, [int(self.registers[register], 16) for register in args]))
elif op[2] == 'B':
self.registers[args[0]] = Drip.tohex(
self.math(func, [int(self.registers[args[0]], 16), int(args[1], 16)]))
elif op[2] == 'D' or op[2] == 'F':
func(op, args)
elif op[1] == 'A':
self.push('call', Drip.tohex(self.IP))
print('call branch')
self.IP = int(args[0], 16)
self.MSP -= 256
self.PSP = self.MSP
continue
elif op[1] == 'B':
print('call return')
self.IP = int(self.pop('call'), 16)
self.MSP += 265
self.PSP = self.MSP
elif op == '00E0':
self.push('private', self.registers[args[0]])
elif op == '00E1':
self.registers[args[0]] = self.pop('private')
elif op == '00EA':
self.push('global', self.registers[args[0]])
elif op == '00EB':
self.registers[args[0]] = self.pop('global')
else:
func(args)
if not self.jumped:
self.IP += forward + 1
print('out', self.stdout)
print(''.join(map(chr, map(partial(int, base=16), self.stdout))))
print('Finished')
def load(self, code):
loaded = Drip.load(code)
self.ram.image, self.init = loaded[0].image, loaded[1]
def load_in(self):
self.stdin = [Drip.tohex(ord(c)) for c in input()]
