def step_instruction(self):
trace = ""
ins, args = False, []
pc = self.registers.PC
if self._interrupted and self.registers.IFF:
self.registers.IFF = False
self._interrupted = False
if self.registers.IM == 1:
print "!!! Interrupt !!!"
ins, args = self.instructions << 0xCD
ins, args = self.instructions << 0x38
ins, args = self.instructions << 0x00
self.registers.IFF = False
else:
while not ins:
try:
ins, args = self.instructions << self._memory[
self.registers.PC]
except:
raise Exception("Can't decode instruction.")
self.registers.PC = util.inc16(self.registers.PC)
trace += "{0:X} : {1}\n ".format(pc, ins.assembler(args))
rd = ins.get_read_list(args)
data = [0] * len(rd)
for n, i in enumerate(rd):
if i < 0x10000:
data[n] = self._memory[i]
else:
address = i & 0xFF
#data[n] = self._iomap.address[address].read(address)
data[n] = self.registers.A
print "Read IO ",
raise Exception("Skip.")
wrt = ins.execute(data, args)
for i in wrt:
if i[0] > 0x10000:
address = i[0] & 0xFF
#iomap.address[address].write.emit(address, i[1])
#self._iomap.address[address].write(address, i[1])
#print (chr(i[1]))
print "Write IO ",
raise Exception("Skip.")
else:
try:
self._memory[i[0]] = i[1]
except:
print i
print trace
raise
return ins.tstates, trace
def step_instruction(self):
trace = ""
ins, args = False, []
pc = self.registers.PC
if self._interrupted and self.registers.IFF:
self.registers.IFF = False
self._interrupted = False
if self.registers.IM == 1:
print "!!! Interrupt !!!"
ins, args = self.instructions << 0xCD
ins, args = self.instructions << 0x38
ins, args = self.instructions << 0x00
self.registers.IFF = False
else:
while not ins:
try:
ins, args = self.instructions << self._memory[self.registers.PC]
except:
raise Exception("Can't decode instruction.")
self.registers.PC = util.inc16(self.registers.PC)
trace += "{0:X} : {1}\n ".format(pc, ins.assembler(args))
rd = ins.get_read_list(args)
data = [0] * len(rd)
for n, i in enumerate(rd):
if i < 0x10000:
data[n] = self._memory[i]
else:
address = i & 0xFF
#data[n] = self._iomap.address[address].read(address)
data[n] = self.registers.A
print "Read IO ",
raise Exception("Skip.")
wrt = ins.execute(data, args)
for i in wrt:
if i[0] > 0x10000:
address = i[0] & 0xFF
#iomap.address[address].write.emit(address, i[1])
#self._iomap.address[address].write(address, i[1])
#print (chr(i[1]))
print "Write IO ",
raise Exception("Skip.")
else:
try:
self._memory[i[0]] = i[1]
except:
print i
print trace
raise
return ins.tstates, trace
def step_instruction(self):
ins, args = False, []
pc = self.registers.PC
if self._interrupted and self.registers.IFF:
self.registers.IFF = False
self._interrupted = False
if self.registers.IM == 1:
print("!!! Interrupt !!!")
ins, args = self.instructions << 0xCD
ins, args = self.instructions << 0x38
ins, args = self.instructions << 0x00
self.registers.IFF = False
else:
while not ins:
ins, args = self.instructions << self._memory[
self.registers.PC]
self.registers.PC = util.inc16(self.registers.PC)
#print( "{0:X} : {1} ".format(pc, ins.assembler(args)))
rd = ins.get_read_list(args)
data = [0] * len(rd)
for n, i in enumerate(rd):
if i < 0x10000:
data[n] = self._memory[i]
else:
address = i & 0xFF
data[n] = self._iomap.address[address].read(address)
wrt = ins.execute(data, args)
for i in wrt:
if i[0] > 0x10000:
address = i[0] & 0xFF
#iomap.address[address].write.emit(address, i[1])
self._iomap.address[address].write(address, i[1])
#print (chr(i[1]))
else:
self._memory[i[0]] = i[1]
return ins, args
def step_instruction(self):
ins, args = False, []
pc = self.registers.PC
if self._interrupted and self.registers.IFF:
self.registers.IFF = False
self._interrupted = False
if self.registers.IM == 1:
print "!!! Interrupt !!!"
ins, args = self.instructions << 0xCD
ins, args = self.instructions << 0x38
ins, args = self.instructions << 0x00
self.registers.IFF = False
else:
while not ins:
ins, args = self.instructions << self._memory[self.registers.PC]
self.registers.PC = util.inc16(self.registers.PC)
#print( "{0:X} : {1} ".format(pc, ins.assembler(args)))
rd = ins.get_read_list(args)
data = [0] * len(rd)
for n, i in enumerate(rd):
if i < 0x10000:
data[n] = self._memory[i]
else:
address = i & 0xFF
data[n] = self._iomap.address[address].read(address)
wrt = ins.execute(data, args)
for i in wrt:
if i[0] > 0x10000:
address = i[0] & 0xFF
#iomap.address[address].write.emit(address, i[1])
self._iomap.address[address].write(address, i[1])
#print (chr(i[1]))
else:
self._memory[i[0]] = i[1]
return ins, args
