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// DESCRIPTION: Verilator: Verilog Test module
//
// Copyright 2010 by Wilson Snyder. This program is free software; you can
// redistribute it and/or modify it under the terms of either the GNU
// Lesser General Public License Version 3 or the Perl Artistic License
// Version 2.0.
// SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
`ifdef USE_VPI_NOT_DPI
//We call it via $c so we can verify DPI isn't required - see bug572
`else
import "DPI-C" context function integer mon_check();
`endif
module t (/*AUTOARG*/
// Inputs
clk
);
`ifdef VERILATOR
`systemc_header
extern "C" int mon_check();
`verilog
`endif
input clk;
reg [31:0] mem0 [16:1] /*verilator public_flat_rw @(posedge clk) */;
integer i, status;
// Test loop
initial begin
`ifdef VERILATOR
status = $c32("mon_check()");
`endif
`ifdef IVERILOG
status = $mon_check();
`endif
`ifndef USE_VPI_NOT_DPI
status = mon_check();
`endif
if (status!=0) begin
$write("%%Error: t_vpi_var.cpp:%0d: C Test failed\n", status);
$stop;
end
for (i = 16; i > 0; i--)
if (mem0[i] !== i) begin
$write("%%Error: %d : GOT = %d EXP = %d\n", i, mem0[i], i);
status = 1;
end
if (status!=0) begin
$write("%%Error: t_vpi_var.cpp:%0d: C Test failed\n", status);
$stop;
end
$write("*-* All Finished *-*\n");
$finish;
end
endmodule : t
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