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Choose between RA (src1) and zero immediate, conditioned on zero_a
[soc.git]
/
src
/
soc
/
experiment
/
alu_hier.py
diff --git
a/src/soc/experiment/alu_hier.py
b/src/soc/experiment/alu_hier.py
index af373ca3c9905bfac4b87dd686619f0aa714e3e5..29c97d7da3e49a2790f7ef9ddd4a1ff77c42156e 100644
(file)
--- a/
src/soc/experiment/alu_hier.py
+++ b/
src/soc/experiment/alu_hier.py
@@
-84,7
+84,10
@@
class Dummy:
class ALU(Elaboratable):
def __init__(self, width):
self.p = Dummy() # make look like nmutil pipeline API
class ALU(Elaboratable):
def __init__(self, width):
self.p = Dummy() # make look like nmutil pipeline API
+ self.p.data_i = Dummy()
+ self.p.data_i.ctx = Dummy()
self.n = Dummy() # make look like nmutil pipeline API
self.n = Dummy() # make look like nmutil pipeline API
+ self.n.data_o = Dummy()
self.p.valid_i = Signal()
self.p.ready_o = Signal()
self.n.ready_i = Signal()
self.p.valid_i = Signal()
self.p.ready_o = Signal()
self.n.ready_i = Signal()
@@
-99,6
+102,11
@@
class ALU(Elaboratable):
self.out = Array([Signal(width)])
self.o = self.out[0]
self.width = width
self.out = Array([Signal(width)])
self.o = self.out[0]
self.width = width
+ # more "look like nmutil pipeline API"
+ self.p.data_i.ctx.op = self.op
+ self.p.data_i.a = self.a
+ self.p.data_i.b = self.b
+ self.n.data_o.o = self.o
def elaborate(self, platform):
m = Module()
def elaborate(self, platform):
m = Module()