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Change priority encoder to avoid extra assignment

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Thomas Fleming 2021-04-15 16:17:35 -04:00
parent 2c4682c4be
commit e838f0bb3d
1 changed files with 12 additions and 0 deletions
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12
wally-pipelined/src/mmu/priority_encoder.sv
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@ -36,6 +36,7 @@ module priority_encoder #(parameter BINARY_BITS = 3) (
localparam ONE_HOT_BITS = 2**BINARY_BITS; localparam ONE_HOT_BITS = 2**BINARY_BITS;
/*
genvar i, j; genvar i, j;
generate generate
for (i = 0; i < ONE_HOT_BITS; i++) begin for (i = 0; i < ONE_HOT_BITS; i++) begin
@ -46,5 +47,16 @@ module priority_encoder #(parameter BINARY_BITS = 3) (
end end
end end
endgenerate endgenerate
*/
logic [BINARY_BITS-1:0] binary_comb;
always_comb begin
binary_comb = 0;
for (int i = 0; i < ONE_HOT_BITS; i++)
if (one_hot[i]) binary_comb = i;
end
assign binary = binary_comb;
endmodule endmodule