def __init__(self, ppoints, n_inputs, output_width, n_parts):
self.part_ops = [Signal(2, name=f"part_ops_{i}", reset_less=True)
for i in range(n_parts)]
- self.inputs = [Signal(output_width, name=f"inputs[{i}]",
+ self.inputs = [Signal(output_width, name=f"inputs_{i}",
reset_less=True)
for i in range(n_inputs)]
self.reg_partition_points = ppoints.like()
inputs = self.inputs
ilen = len(inputs)
while True:
+ groups = AddReduceSingle.full_adder_groups(len(inputs))
+ if len(groups) == 0:
+ break
next_level = AddReduceSingle(ilen, self.output_width, n_parts,
next_levels, partition_points)
mods.append(next_level)
inputs = next_level.o.inputs
ilen = len(inputs)
part_ops = next_level.i.part_ops
- groups = AddReduceSingle.full_adder_groups(len(inputs))
- if len(groups) == 0:
- break
next_level = FinalAdd(ilen, self.output_width, n_parts,
next_levels, partition_points)