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hdl.xfrm: Abstract*Transformer→*Visitor

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This commit is contained in:
whitequark 2018-12-22 06:03:38 +00:00
parent 37b81309d3
commit 98a9744be4
2 changed files with 10 additions and 10 deletions
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8
nmigen/back/pysim.py
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@ -7,7 +7,7 @@ from vcd.gtkw import GTKWSave
from ..tools import flatten
from ..hdl.ast import *
from ..hdl.xfrm import AbstractValueTransformer, AbstractStatementTransformer
from ..hdl.xfrm import ValueVisitor, StatementVisitor
__all__ = ["Simulator", "Delay", "Tick", "Passive", "DeadlineError"]
@ -71,7 +71,7 @@ class _State:
normalize = Const.normalize
class _RHSValueCompiler(AbstractValueTransformer):
class _RHSValueCompiler(ValueVisitor):
def __init__(self, signal_slots, sensitivity=None, mode="rhs"):
self.signal_slots = signal_slots
self.sensitivity = sensitivity
@ -201,7 +201,7 @@ class _RHSValueCompiler(AbstractValueTransformer):
return eval
class _LHSValueCompiler(AbstractValueTransformer):
class _LHSValueCompiler(ValueVisitor):
def __init__(self, signal_slots, rhs_compiler):
self.signal_slots = signal_slots
self.rhs_compiler = rhs_compiler
@ -275,7 +275,7 @@ class _LHSValueCompiler(AbstractValueTransformer):
return eval
class _StatementCompiler(AbstractStatementTransformer):
class _StatementCompiler(StatementVisitor):
def __init__(self, signal_slots):
self.sensitivity = SignalSet()
self.rrhs_compiler = _RHSValueCompiler(signal_slots, self.sensitivity, mode="rhs")