def END(self):
''' End task '''
processor.si = 3
kernel.create_resource(InterruptEvent, self, {
'process': self,
'message': 'END event'
})
self.state = configs.BLOCKED_STATE
kernel.schedule()
def get_real_address_of_ds(self, XY):
''' return real address of offset from data segment '''
XY = to_int(XY)
if XY > self.ds_length:
processor.pi = 1
kernel.create_resource(InterruptEvent, self, {'process' : self, 'message' : 'invalid data pointer' })
self.state = configs.BLOCKED_STATE
kernel.schedule()
else:
return self.addresses[XY + 1]
def get_real_address_from_cs(self, XY):
''' return real address of offset from code segment'''
XY = to_int(XY)
if XY > self.cs_length:
processor.pi = 1
kernel.create_resource(InterruptEvent, self, {'process' : self, 'message' : 'jumping out of program' })
self.state = configs.BLOCKED_STATE
kernel.schedule()
else:
return self.addresses[self.ds_length + 1 + XY]
def run(self):
''' execute user task until interrupt is encountered '''
self.update()
command = user_memory.fetch(self.ic)
if command[0:2] == 'LA':
self.LA(command[2:4])
elif command[0:2] == 'LB':
self.LB(command[2:4])
elif command[0:2] == 'MA':
self.MA(command[2:4])
elif command[0:2] == 'MB':
self.MB(command[2:4])
elif command[0:2] == 'WS':
self.WS(command[2:4])
elif command[0:2] == 'LS':
self.LS(command[2:4])
elif command[0:2] == 'JM':
self.JM(command[2:4])
elif command[0:2] == 'JL':
self.JL(command[2:4])
elif command[0:2] == 'JE':
self.JE(command[2:4])
elif command[0:2] == 'PD':
pass
elif command[0:3] == 'ADD':
self.ADD()
elif command[0:3] == 'SUB':
self.SUB()
elif command[0:3] == 'CMP':
self.CMP()
elif command[0:3] == 'END':
self.END()
return
elif command == 'SWAP':
self.SWAP()
elif command == 'AXOR':
self.AXOR()
elif command == 'BXOR':
self.BXOR()
else:
processor.pi = 2
kernel.create_resource(InterruptEvent, self, {'process' : self, 'message' : str(command) })
self.state = configs.BLOCKED_STATE
kernel.schedule()
return
logger.log("COMMAND EVALUATED: " + command)
logger.log("TIME IS : " + str(processor.time))
self.update_time(2)
if self.time_is_over():
processor.ti = 1
kernel.create_resource(InterruptEvent, self, {'process' : self, 'message' : None })
self.state = configs.BLOCKED_STATE
kernel.schedule()
def JM(self, XY):
''' jump to XY '''
#processor.ic = to_hex(to_int(processor.get_real_address(XY)) + BLOCK_SIZE * DS_LENGTH - 1)
#processor.ic = get_real_address_from_cs(XY)
if to_int(XY) > self.cs_length:
processor.pi = 3
kernel.create_resource(InterruptEvent, self, {'process' : self, 'message' : None })
self.state = configs.BLOCKED_STATE
kernel.schedule()
else:
self.num = to_int(XY) + self.ds_length + 1
def get_real_address_of_ds(self, XY):
''' return real address of offset from data segment '''
XY = to_int(XY)
if XY > self.ds_length:
processor.pi = 1
kernel.create_resource(InterruptEvent, self, {
'process': self,
'message': 'invalid data pointer'
})
self.state = configs.BLOCKED_STATE
kernel.schedule()
else:
return self.addresses[XY + 1]
def get_real_address_from_cs(self, XY):
''' return real address of offset from code segment'''
XY = to_int(XY)
if XY > self.cs_length:
processor.pi = 1
kernel.create_resource(InterruptEvent, self, {
'process': self,
'message': 'jumping out of program'
})
self.state = configs.BLOCKED_STATE
kernel.schedule()
else:
return self.addresses[self.ds_length + 1 + XY]
def JM(self, XY):
''' jump to XY '''
#processor.ic = to_hex(to_int(processor.get_real_address(XY)) + BLOCK_SIZE * DS_LENGTH - 1)
#processor.ic = get_real_address_from_cs(XY)
if to_int(XY) > self.cs_length:
processor.pi = 3
kernel.create_resource(InterruptEvent, self, {
'process': self,
'message': None
})
self.state = configs.BLOCKED_STATE
kernel.schedule()
else:
self.num = to_int(XY) + self.ds_length + 1
def END(self):
''' End task '''
processor.si = 3
kernel.create_resource(InterruptEvent, self, {'process' : self, 'message' : 'END event' })
self.state = configs.BLOCKED_STATE
kernel.schedule()
def run(self):
''' execute user task until interrupt is encountered '''
self.update()
command = user_memory.fetch(self.ic)
if command[0:2] == 'LA':
self.LA(command[2:4])
elif command[0:2] == 'LB':
self.LB(command[2:4])
elif command[0:2] == 'MA':
self.MA(command[2:4])
elif command[0:2] == 'MB':
self.MB(command[2:4])
elif command[0:2] == 'WS':
self.WS(command[2:4])
elif command[0:2] == 'LS':
self.LS(command[2:4])
elif command[0:2] == 'JM':
self.JM(command[2:4])
elif command[0:2] == 'JL':
self.JL(command[2:4])
elif command[0:2] == 'JE':
self.JE(command[2:4])
elif command[0:2] == 'PD':
pass
elif command[0:3] == 'ADD':
self.ADD()
elif command[0:3] == 'SUB':
self.SUB()
elif command[0:3] == 'CMP':
self.CMP()
elif command[0:3] == 'END':
self.END()
return
elif command == 'SWAP':
self.SWAP()
elif command == 'AXOR':
self.AXOR()
elif command == 'BXOR':
self.BXOR()
else:
processor.pi = 2
kernel.create_resource(InterruptEvent, self, {
'process': self,
'message': str(command)
})
self.state = configs.BLOCKED_STATE
kernel.schedule()
return
logger.log("COMMAND EVALUATED: " + command)
logger.log("TIME IS : " + str(processor.time))
self.update_time(2)
if self.time_is_over():
processor.ti = 1
kernel.create_resource(InterruptEvent, self, {
'process': self,
'message': None
})
self.state = configs.BLOCKED_STATE
kernel.schedule()
