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https://github.com/steveicarus/iverilog.git
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Stephen Williams
cea237b407
By adding ivtest to the iverilog source tree, it is easier to keep the regression test synchronized with the source that is being tested. This should be especially helpful for PRs that add a new feature, and have a matching ivtest PR with the regression test for that feature.
36 lines
1.2 KiB
Verilog
36 lines
1.2 KiB
Verilog
/*
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* Copyright (c) 2003 Stephen Williams ([email protected])
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*
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* This source code is free software; you can redistribute it
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* and/or modify it in source code form under the terms of the GNU
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* General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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module assignsigned();
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parameter foo = 10;
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reg signed [15:0] bar = -1;
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wire baz;
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assign baz = (bar < $signed(foo));
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initial begin
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#1 $display("bar=%h(%0d), foo=%0d, baz = %b", bar, bar, foo, baz);
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if (baz !== 1'b1) begin
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$display("FAILED -- Compare returns %b instead of 1.", baz);
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$finish;
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end
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$display("PASSED");
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end
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endmodule
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