iverilog/ivtest/ivltests/vhdl_resize.v

46 lines
1.2 KiB
Verilog

// Copyright (c) 2016 CERN
// Maciej Suminski <maciej.suminski@cern.ch>
//
// This source code is free software; you can redistribute it
// and/or modify it in source code form under the terms of the GNU
// General Public License as published by the Free Software
// Foundation; either version 2 of the License, or (at your option)
// any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
// Resize function test
module vhdl_resize_test;
logic signed [7:0] in;
logic signed [15:0] out;
vhdl_resize dut(in, out);
initial begin
in = -120;
#0;
if(out !== -115) begin
$display("FAILED 1: out = %d", out);
$finish();
end
in = 120;
#0;
if(out !== 125) begin
$display("FAILED 2: out = %d", out);
$finish();
end
$display("PASSED");
end
endmodule