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sim: refactor comb commit

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This commit is contained in:
Sebastien Bourdeauducq 2015-09-12 16:27:59 +08:00
parent 5fa7f7414f
commit 8ee361ffe2
1 changed files with 4 additions and 3 deletions
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7
migen/sim.py
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@ -141,7 +141,8 @@ class Simulator:
for signal in list_inputs(statement): for signal in list_inputs(statement):
self.comb_dependent_statements[signal].append(statement) self.comb_dependent_statements[signal].append(statement)
def _comb_propagate(self, modified): def _commit_and_comb_propagate(self):
modified = self.evaluator.commit()
while modified: while modified:
for signal in modified: for signal in modified:
self.evaluator.execute(self.comb_dependent_statements[signal]) self.evaluator.execute(self.comb_dependent_statements[signal])
@ -180,7 +181,7 @@ class Simulator:
def run(self): def run(self):
self.evaluator.execute(self.fragment.comb) self.evaluator.execute(self.fragment.comb)
self._comb_propagate(self.evaluator.commit()) self._commit_and_comb_propagate()
while True: while True:
cds = self.time.tick() cds = self.time.tick()
@ -189,7 +190,7 @@ class Simulator:
self.evaluator.execute(self.fragment.sync[cd]) self.evaluator.execute(self.fragment.sync[cd])
if cd in self.generators: if cd in self.generators:
self._process_generators(cd) self._process_generators(cd)
self._comb_propagate(self.evaluator.commit()) self._commit_and_comb_propagate()
if not self._continue_simulation(): if not self._continue_simulation():
break break