verilator/test_regress/t/t_display_signed.v

40 lines
1.6 KiB
Systemverilog

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed into the Public Domain, for any use,
// without warranty, 2003 by Wilson Snyder.
module t;
reg signed [20:0] longp;
reg signed [20:0] longn;
reg signed [40:0] quadp;
reg signed [40:0] quadn;
reg signed [80:0] widep;
reg signed [80:0] widen;
initial begin
longp = 21'shbbccc;
longn = 21'shbbccc; longn[20] = 1'b1;
quadp = 41'sh1_bbbb_cccc;
quadn = 41'sh1_bbbb_cccc; quadn[40] = 1'b1;
widep = 81'shbc_1234_5678_1234_5678;
widen = 81'shbc_1234_5678_1234_5678; widen[40] = 1'b1;
// Display formatting
$display("[%0t] lp %%x=%x %%x=%x %%o=%o %%b=%b %%0d=%0d %%d=%d %%p=%p %%0p=%0p",
$time, longp, longp, longp, longp, longp, longp, longp, longp);
$display("[%0t] ln %%x=%x %%x=%x %%o=%o %%b=%b %%0d=%0d %%d=%d %%p=%p %%0p=%0p",
$time, longn, longn, longn, longn, longn, longn, longn, longn);
$display("[%0t] qp %%x=%x %%x=%x %%o=%o %%b=%b %%0d=%0d %%d=%d %%p=%p %%0p=%0p",
$time, quadp, quadp, quadp, quadp, quadp, quadp, quadp, quadp);
$display("[%0t] qn %%x=%x %%x=%x %%o=%o %%b=%b %%0d=%0d %%d=%d %%p=%p %%0p=%0p",
$time, quadn, quadn, quadn, quadn, quadn, quadn, quadn, quadn);
$display("[%0t] wp %%x=%x %%x=%x %%o=%o %%b=%b %%p=%p %%0p=%0p",
$time, widep, widep, widep, widep, widep, widep);
$display("[%0t] wn %%x=%x %%x=%x %%o=%o %%b=%b %%p=%p %%0p=%0p",
$time, widen, widen, widen, widen, widen, widen);
$display;
$write("*-* All Finished *-*\n");
$finish;
end
endmodule