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lib.fifo: fix simulation read/write methods to take only one cycle.

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whitequark 2019-01-19 01:37:58 +00:00
parent 45088f7824
commit 3ed519383c
1 changed files with 1 additions and 3 deletions
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4
nmigen/lib/fifo.py
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@ -63,11 +63,10 @@ class FIFOInterface:
def read(self): def read(self):
"""Read method for simulation.""" """Read method for simulation."""
assert (yield self.readable) assert (yield self.readable)
value = (yield self.dout)
yield self.re.eq(1) yield self.re.eq(1)
yield yield
value = (yield self.dout)
yield self.re.eq(0) yield self.re.eq(0)
yield
return value return value
def write(self, data): def write(self, data):
@ -77,7 +76,6 @@ class FIFOInterface:
yield self.we.eq(1) yield self.we.eq(1)
yield yield
yield self.we.eq(0) yield self.we.eq(0)
yield
def _incr(signal, modulo): def _incr(signal, modulo):