+ def __init__(self):
+ self.loopback = Signal(4)
+
+ def elaborate(self, platform=None):
+
+ m = Module()
+
+ o = ObjectProxy(None, pipemode=False)
+ o.a = Signal(4)
+ o.b = Signal(4)
+ self.obj = o
+
+ localv2 = Signal(4)
+ m.d.sync += localv2.eq(localv2 + 3)
+
+ #m.d.comb += self.obj.a.eq(localv2 + 1)
+ #m.d.sync += self._loopback.eq(localv2)
+
+ ispec= {'loopback': self.loopback, 'obj': self.obj}
+ with PipeManager(m, pipemode=True) as pipe:
+
+ with pipe.Stage("first", ispec=ispec) as (p, m):
+ p.n = ~p.loopback
+ p.o = p.obj
+ with pipe.Stage("second", p) as (p, m):
+ #p.n = ~self.loopback + 2
+ localn = Signal(4)
+ m.d.comb += localn.eq(p.n)
+ o = ObjectProxy(None, pipemode=False)
+ o.c = localn
+ o.d = p.o.b + localn + Const(5)
+ p.n = localn
+ p.o = o
+ with pipe.Stage("third", p) as (p, m):
+ #p.n = ~self._loopback + 5
+ localv = Signal(4)
+ m.d.comb += localv.eq(2)
+ p.n = p.n << localv
+ o = ObjectProxy(None, pipemode=False)
+ o.e = p.n + p.o.c + p.o.d
+ p.o = o
+
+ print ("stages", pipe.stages)
+
+ return m
+
+
+class PipelineStageObjectExample2:
+
+ def __init__(self):
+ self._loopback = Signal(4)
+
+ def elaborate(self, platform=None):
+
+ m = Module()
+
+ ispec= [self._loopback]
+ with PipeManager(m, pipemode=True) as pipe:
+
+ with pipe.Stage("first",
+ ispec=ispec) as (p, m):
+ p.n = ~self._loopback
+ o = ObjectProxy(None, pipemode=False)
+ o.b = ~self._loopback + Const(5)
+ p.o = o
+
+ print ("stages", pipe.stages)
+
+ return m