44 lines
840 B
Systemverilog
44 lines
840 B
Systemverilog
// DESCRIPTION: Verilator: Verilog Test module
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//
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// This file ONLY is placed under the Creative Commons Public Domain.
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// SPDX-FileCopyrightText: 2005 Wilson Snyder
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// SPDX-License-Identifier: CC0-1.0
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module t (
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input clk
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);
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integer cyc;
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initial cyc = 1;
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// verilator tracing_off
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integer b_trace_off;
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// verilator tracing_on
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integer c_trace_on;
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real r;
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// verilator tracing_off
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sub sub ();
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// verilator tracing_on
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always @(posedge clk) begin
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if (cyc != 0) begin
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cyc <= cyc + 1;
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b_trace_off <= cyc;
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c_trace_on <= b_trace_off;
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r <= r + 0.1;
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if (cyc == 4) begin
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if (c_trace_on != 2) $stop;
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end
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if (cyc == 10) begin
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$write("*-* All Finished *-*\n");
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$finish;
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end
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end
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end
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endmodule
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module sub;
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integer inside_sub = 0;
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endmodule
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