RVSCC/rtl/jump_control.sv
Mario1159 4785dd29de
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Systemverilog
Executable File

`include "timescale.sv"
module jump_control (
input logic jump,
input logic branch,
input logic branch_alu_neg,
input logic zero,
output logic pc_src
);
logic alu_result, branch_result;
assign alu_result = !zero;
always_comb begin
case (branch_alu_neg)
'd0: branch_result = alu_result;
'd1: branch_result = !alu_result;
default: branch_result = 1'dx;
endcase
end
assign pc_src = (branch & branch_result) | jump;
endmodule