# outputs
self.parts = [Signal(name=f"part_{i}") for i in range(n_parts)]
- self.delayed_parts = [
- [Signal(name=f"delayed_part_{delay}_{i}")
- for i in range(n_parts)]
- for delay in range(n_levels)]
- # XXX REALLY WEIRD BUG - have to take a copy of the last delayed_parts
- self.dplast = [Signal(name=f"dplast_{i}")
- for i in range(n_parts)]
self.not_a_term = Signal(width)
self.neg_lsb_a_term = Signal(width)
def elaborate(self, platform):
m = Module()
- pbs, parts, delayed_parts = self.pbs, self.parts, self.delayed_parts
+ pbs, parts = self.pbs, self.parts
epps = self.epps
m.submodules.p = p = Parts(self.pbwid, epps, len(parts))
m.d.comb += p.epps.eq(epps)
npbs = Signal.like(pbs, reset_less=True)
byte_count = 8 // len(parts)
- for i in range(len(parts)):
- m.d.comb += delayed_parts[0][i].eq(parts[i])
- m.d.sync += [delayed_parts[j + 1][i].eq(delayed_parts[j][i])
- for j in range(len(delayed_parts)-1)]
- m.d.comb += self.dplast[i].eq(delayed_parts[-1][i])
not_a_term, neg_lsb_a_term, not_b_term, neg_lsb_b_term = \
self.not_a_term, self.neg_lsb_a_term, \
self.part_ops)
out_part_ops = add_reduce.levels[-1].out_part_ops
+ out_part_pts = add_reduce.levels[-1]._reg_partition_points
m.submodules.add_reduce = add_reduce
m.d.comb += self._intermediate_output.eq(add_reduce.output)
for i in range(8):
m.d.comb += io8.part_ops[i].eq(out_part_ops[i])
+ m.submodules.p_8 = p_8 = Parts(8, eps, len(part_8.parts))
+ m.submodules.p_16 = p_16 = Parts(8, eps, len(part_16.parts))
+ m.submodules.p_32 = p_32 = Parts(8, eps, len(part_32.parts))
+ m.submodules.p_64 = p_64 = Parts(8, eps, len(part_64.parts))
+
+ m.d.comb += p_8.epps.eq(out_part_pts)
+ m.d.comb += p_16.epps.eq(out_part_pts)
+ m.d.comb += p_32.epps.eq(out_part_pts)
+ m.d.comb += p_64.epps.eq(out_part_pts)
+
# final output
m.submodules.finalout = finalout = FinalOut(64)
- for i in range(len(part_8.delayed_parts[-1])):
- m.d.comb += finalout.d8[i].eq(part_8.dplast[i])
- for i in range(len(part_16.delayed_parts[-1])):
- m.d.comb += finalout.d16[i].eq(part_16.dplast[i])
- for i in range(len(part_32.delayed_parts[-1])):
- m.d.comb += finalout.d32[i].eq(part_32.dplast[i])
+ for i in range(len(part_8.parts)):
+ m.d.comb += finalout.d8[i].eq(p_8.parts[i])
+ for i in range(len(part_16.parts)):
+ m.d.comb += finalout.d16[i].eq(p_16.parts[i])
+ for i in range(len(part_32.parts)):
+ m.d.comb += finalout.d32[i].eq(p_32.parts[i])
m.d.comb += finalout.i8.eq(io8.output)
m.d.comb += finalout.i16.eq(io16.output)
m.d.comb += finalout.i32.eq(io32.output)