def _name_or_addr(self, address):
if isinstance(address, str):
assert len(address) == 1, repr(address)
address = ord(address)
if isinstance(address, int):
name = '%#06x' % address
address = int2addr(address)
else:
assert isinstance(address, intbv), repr(address)
name = self._name_of_address_thunk(address)
return name, address
def __init__(self, initial_context=None):
if initial_context is None:
initial_context = G.copy()
self.context = defaultdict(lambda: int2addr(0))
self.context.update(self._instruction_namespace())
self.context.update((f.__name__, f) for f in (
self.define,
self.org,
self.label,
self.dw,
self.db,
low,
high,
)
)
self.context['range'] = xrange
self.context.update(initial_context)
self.here = int2addr(0)
self.data = {}
## UBRR0H=0xc5,
## UCSR0A=0xc0,
## UCSR0B=0xc1,
## UCSR0C=0xc2,
## TXEN0=3, # Transmitter Enable
## RXEN0=4, # Receiver Enable
##
## RXC0=7, # USART Receive Complete
## UDR0=0xc6,
## UDRE0=5,
)
# Register mnemonics.
defs.update(('r%i' % n, n) for n in range(32))
defs = dict((k, int2addr(v)) for k, v in defs.items())
# ***** CPU REGISTER DEFINITIONS *****************************************
defs.update(
XH=defs['r27'],
XL=defs['r26'],
X=defs['r26'],
YH=defs['r29'],
YL=defs['r28'],
Y=defs['r28'],
ZH=defs['r31'],
ZL=defs['r30'],
Z=defs['r30'],
)
##
def _f(n):
if isinstance(n, str):
n = int(n, 16)
return int2addr(n)
## UCSR0B=0xc1,
## UCSR0C=0xc2,
## TXEN0=3, # Transmitter Enable
## RXEN0=4, # Receiver Enable
##
## RXC0=7, # USART Receive Complete
## UDR0=0xc6,
## UDRE0=5,
)
# Register mnemonics.
defs.update(('r%i'% n, n) for n in range(32))
defs = dict((k, int2addr(v)) for k, v in defs.items())
# ***** CPU REGISTER DEFINITIONS *****************************************
defs.update(
XH = defs['r27'],
XL = defs['r26'],
X = defs['r26'],
YH = defs['r29'],
YL = defs['r28'],
Y = defs['r28'],
ZH = defs['r31'],
ZL = defs['r30'],
Z = defs['r30'],
)