def __call__(cls, *args, **kwargs):
cls._pyha_is_initialization = True # flag to avoid problems in __setattr__
ret = super(Meta, cls).__call__(*args, **kwargs)
if not SimulationRunning.is_enabled(): # local objects are simplified, they need no reset or register behaviour
ret._pyha_next = {}
ret._pyha_updateable = []
for k, v in ret.__dict__.items():
if k.startswith('_pyha') or k == '__dict__':
continue
if isinstance(v, np.ndarray):
v = np_to_py(v)
from pyha.common.ram import RAM
if isinstance(v, list) and not isinstance(ret, RAM):
v = PyhaList(v, ret.__class__.__name__, k)
ret.__dict__[k] = v
if is_constant(k):
continue
if hasattr(v, '_pyha_update_registers'):
ret._pyha_updateable.append(v)
continue
ret._pyha_next[k] = deepcopy(v)
ret.__dict__['_pyha_initial_self'] = deepcopy(ret) # TODO: this exists only for initial values, deepcopy very slow on large objects!
del cls._pyha_is_initialization
return ret
def _pyha_constructor_arg(self):
if is_constant(self._name):
return ''
if not self.elements_compatible_typed:
return ';'.join(x._pyha_constructor_arg() for x in self.elems)
return super()._pyha_constructor_arg()
def build_data_structs(self):
template = textwrap.dedent("""\
type self_t is record
{DATA}
end record;""")
data = [
x._pyha_definition() for x in self.data.elems
if not is_constant(x._name)
]
if not data:
data = ['dummy: integer;']
return template.format(DATA=formatter(data))
def _pyha_constructor(self):
if is_constant(self._name):
return ''
name = self._pyha_name()
return 'self.{} := {};'.format(name, name)
def _pyha_constructor_arg(self):
if is_constant(self._name):
return ''
name = self._pyha_name()
return '{}: {}'.format(name, self._pyha_type())
def transform_constants(red_node):
nodes = red_node.find_all('atomtrailers')
for node in nodes:
const = any([is_constant(x.dumps()) for x in node])
if const and node[0].dumps() == 'self':
node[0].replace('self_const')
def make_reset(self):
data = [
x._pyha_reset(filter_func=lambda x: not is_constant(x._name))
for x in self.simulated_object_vhdl.elems
]
return formatter(data)