def _(left, right):
check_connect_dir(left, right)
# TODO: Accurate Error Message
assert left.hcl_type.size == right.hcl_type.size
for i in range(left.hcl_type.size):
op_apply('<<=')(left[i], right[i])
return left
def _(left, right):
msg = 'connect(): connecting SInt to UInt, an auto-conversion will occur'
logging.warning(msg)
if left.hcl_type.width < right.hcl_type.width:
logging.warning(
'connect(): connecting {} to {} will truncate the bits'.format(
right.hcl_type, left.hcl_type))
return op_apply('<<=')(left, right[left.hcl_type.width - 1:0])
return op_apply('<<=')(left, right.to_uint())
def _(self, item):
start = item.start if item.start is not None else 0
if item.step is None:
if item.stop is not None:
return op_apply('[i:j]')(self, start, item.stop)
if item.stop is None:
return op_apply('[i:]')(self, start)
if item.stop is not None:
return op_apply('[i:j:k]')(self, start, item.stop, item.step)
if item.stop is None:
return op_apply('[i::k]')(self, start, item.step)
def _(left, right):
check_connect_dir(left, right)
if left.hcl_type.width < right.hcl_type.width:
logging.warning(
'connect(): connecting {} to {} will truncate the bits'.format(
right.hcl_type, left.hcl_type))
right = right[left.hcl_type.width - 1:0].to_sint()
if left.hcl_type.width > right.hcl_type.width:
right = op_apply('extend')(right, left.hcl_type.width)
assert left.hcl_type.width == right.hcl_type.width
StatementTrapper.track(Connect(left, right))
return left
def _(left, right):
check_connect_dir(left, right)
# TODO: Accurate Error Message
dir_and_types = right.hcl_type.fields
keys = dir_and_types.keys()
assert keys == left.hcl_type.fields.keys()
for k in keys:
lf = op_apply('.')(left, k)
rt = op_apply('.')(right, k)
if dir_and_types[k]['dir'] == Dir.SRC:
op_apply('<<=')(lf, rt)
else:
op_apply('<<=')(rt, lf)
return left
def to_bool(self):
return op_apply('to_bool')(self)
def to_sint(self):
return op_apply('to_sint')(self)
def _(self, item):
return op_apply('[i]')(self, item)
def __getattr__(self, item):
return op_apply('.')(self, item)
def __xor__(self, other):
return op_apply('^')(self, other)
def __or__(self, other):
return op_apply('|')(self, other)
def __and__(self, other):
return op_apply('&')(self, other)
def __add__(self, other):
return op_apply('+')(self, other)
def __ilshift__(self, other):
return op_apply('<<=')(self, other)