verilator/test_regress/t/t_math_equal.v

72 lines
1.8 KiB
Systemverilog

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain.
// SPDX-FileCopyrightText: 2003 Wilson Snyder
// SPDX-License-Identifier: CC0-1.0
module t (
input clk
);
integer _mode;
reg _guard1;
reg [127:0] r_wide0;
reg _guard2;
wire [63:0] r_wide1;
reg _guard3;
reg _guard4;
reg _guard5;
reg _guard6;
assign r_wide1 = r_wide0[127:64];
// surefire lint_off STMINI
initial _mode = 0;
always @(posedge clk) begin
if (_mode == 0) begin
$write("[%0t] t_equal: Running\n", $time);
_guard1 <= 0;
_guard2 <= 0;
_guard3 <= 0;
_guard4 <= 0;
_guard5 <= 0;
_guard6 <= 0;
_mode <= 1;
r_wide0 <= {32'haa111111, 32'hbb222222, 32'hcc333333, 32'hdd444444};
end
else if (_mode == 1) begin
_mode <= 2;
//
if (5'd10 != 5'b1010) $stop;
if (5'd10 != 5'd10) $stop;
if (5'd10 != 5'd1_0) $stop;
if (5'd10 != 5'ha) $stop;
if (5'd10 != 5'o12) $stop;
if (5'd10 != 5'o1_2) $stop;
if (5'd10 != 5'B1010) $stop;
if (5'd10 != 5'B10_10) $stop;
if (5'd10 != 5'D10) $stop;
if (5'd10 != 5'Ha) $stop;
if (5'd10 != 5'O12) $stop;
if (24'h29cbb8 != 24'o12345670) $stop;
if (24'h29__cbb8 != 24'o123456__70) $stop;
if (6'b111xxx !== 6'o7x) $stop;
if (6'b111??? !== 6'o7?) $stop;
if (6'b111zzz !== 6'o7z) $stop;
//
if (r_wide0 !== {32'haa111111, 32'hbb222222, 32'hcc333333, 32'hdd444444}) $stop;
if (r_wide1 !== {32'haa111111, 32'hbb222222}) $stop;
if (|{_guard1, _guard2, _guard3, _guard4, _guard5, _guard6}) begin
$write("Guard error %x %x %x %x %x\n", _guard1, _guard2, _guard3, _guard4, _guard5);
$stop;
end
$write("*-* All Finished *-*\n");
$finish;
end
end
endmodule