verilator/test_regress/t/t_force_unpacked.v

67 lines
1.8 KiB
Systemverilog

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2025 by Antmicro.
// SPDX-License-Identifier: CC0-1.0
// verilog_format: off
`define stop $stop
`define checkh(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got='h%x exp='h%x\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0)
`define checkr(gotv,expv) do if ((gotv) != (expv)) begin $write("%%Error: %s:%0d: got=%f exp=%f\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0);
// verilog_format: on
module t (
input clk
);
integer cyc = 0;
logic logic_arr[2][-2:2][-3:-5];
int int_arr[-1:2][1][3];
// Test loop
always @(posedge clk) begin
cyc <= cyc + 1;
if (cyc == 0) begin
logic_arr[0][2][-4] <= 1;
int_arr[0][0][2] <= 1;
end
else if (cyc == 1) begin
`checkh(logic_arr[0][2][-4], 1);
`checkh(int_arr[0][0][2], 1);
end
else if (cyc == 2) begin
force logic_arr[0][2][-4] = 0;
force int_arr[0][0][2] = 0;
end
else if (cyc == 3) begin
`checkh(logic_arr[0][2][-4], 0);
logic_arr[0][2][-4] <= 1;
`checkh(int_arr[0][0][2], 0);
int_arr[0][0][2] <= 1;
end
else if (cyc == 4) begin
`checkh(logic_arr[0][2][-4], 0);
`checkh(int_arr[0][0][2], 0);
end
else if (cyc == 5) begin
release logic_arr[0][2][-4];
release int_arr[0][0][2];
end
else if (cyc == 6) begin
`checkh(logic_arr[0][2][-4], 0);
logic_arr[0][2][-4] <= 1;
`checkh(int_arr[0][0][2], 0);
int_arr[0][0][2] <= 1;
end
else if (cyc == 7) begin
`checkh(logic_arr[0][2][-4], 1);
`checkh(int_arr[0][0][2], 1);
end
else if (cyc == 8) begin
$write("*-* All Finished *-*\n");
$finish;
end
end
endmodule