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fhdl/autofragment: bugfixes + add auto_attr

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This commit is contained in:
Sebastien Bourdeauducq 2013-03-03 17:53:06 +01:00
parent cc8118d35c
commit bb5ee8d3bd
1 changed files with 27 additions and 7 deletions
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34
migen/fhdl/autofragment.py
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@ -1,6 +1,7 @@
import inspect import inspect
from migen.fhdl.structure import * from migen.fhdl.structure import *
from migen.fhdl.specials import Special
def from_local(): def from_local():
f = Fragment() f = Fragment()
@ -38,7 +39,7 @@ def _cd_append(d, key, statements):
l = [] l = []
d[key] = l d[key] = l
if isinstance(statements, (list, tuple)): if isinstance(statements, (list, tuple)):
l += other l += statements
else: else:
l.append(statements) l.append(statements)
@ -71,15 +72,32 @@ class _FModuleSpecials(_FModuleProxy):
self._fm._fragment.specials.add(other) self._fm._fragment.specials.add(other)
return self return self
class _FModuleSubmodules(_FModuleProxy):
def __iadd__(self, other):
if isinstance(other, (list, tuple)):
self._fm._submodules += other
else:
self._fm._submodules.append(other)
return self
class FModule: class FModule:
def do_simulation(self, s): auto_attr = True
pass
def get_fragment(self): def get_fragment(self):
assert(not hasattr(self, "_fragment")) assert(not hasattr(self, "_fragment"))
self._fragment = Fragment(sim=[self.do_simulation]) self._fragment = Fragment()
self._submodules = []
self.build_fragment() self.build_fragment()
self._fragment += from_attributes(self) if hasattr(self, "do_simulation"):
self._fragment.sim.append(self.do_simulation)
for submodule in self._submodules:
f += submodule.get_fragment()
if self.auto_attr:
for x in self.__dict__.values():
if isinstance(x, Special):
self._fragment.specials.add(x)
elif hasattr(x, "get_fragment"):
self._fragment += x.get_fragment()
return self._fragment return self._fragment
def __getattr__(self, name): def __getattr__(self, name):
@ -89,11 +107,13 @@ class FModule:
return _FModuleSync(self) return _FModuleSync(self)
elif name == "specials": elif name == "specials":
return _FModuleSpecials(self) return _FModuleSpecials(self)
elif name == "submodules":
return _FModuleSubmodules(self)
else: else:
raise AttributeError raise AttributeError("'"+self.__class__.__name__+"' object has no attribute '"+name+"'")
def __setattr__(self, name, value): def __setattr__(self, name, value):
if name in ["comb", "sync", "specials"]: if name in ["comb", "sync", "specials", "submodules"]:
if not isinstance(value, _FModuleProxy): if not isinstance(value, _FModuleProxy):
raise AttributeError("Attempted to assign special FModule property - use += instead") raise AttributeError("Attempted to assign special FModule property - use += instead")
else: else: