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47 lines
946 B
Verilog
47 lines
946 B
Verilog
// DESCRIPTION: Verilator: Verilog Test module
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//
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// This file ONLY is placed under the Creative Commons Public Domain, for
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// any use, without warranty, 2020 by Wilson Snyder.
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// SPDX-License-Identifier: CC0-1.0
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module t(/*AUTOARG*/
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// Inputs
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clk
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);
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input clk;
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wire o_n;
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wire o_0;
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wire o_1;
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// verilator lint_off PINMISSING
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sub_0 sub_0(.o_0);
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sub_1 sub_1(.o_1);
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sub_n sub_n(.o_n);
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// verilator lint_on PINMISSING
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always @ (posedge clk) begin
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if (o_0 !== 1'b0) $stop;
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if (o_1 !== 1'b1) $stop;
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//4-state if (o_n !== 1'bz) $stop;
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$write("*-* All Finished *-*\n");
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$finish;
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end
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endmodule
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`unconnected_drive pull0
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module sub_0 (input i, output wire o_0);
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assign o_0 = i;
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endmodule
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`unconnected_drive pull1
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module sub_1 (input i, output wire o_1);
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assign o_1 = i;
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endmodule
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`nounconnected_drive
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module sub_n (input i, output wire o_n);
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assign o_n = i;
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endmodule
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