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Ref(01_Adder):Уд-ие лога о результатых симуляции

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alexkharl
2024-02-07 13:29:40 +03:00
parent 54bc0e1336
commit 33c8dda06c
2 changed files with 21 additions and 37 deletions
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28
Labs/01. Adder/tb_fulladder4.sv
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@@ -39,32 +39,20 @@ module tb_fulladder4();
assign sum_dump = running_line[4:1];
assign carry_o_dump = running_line[0];
`ifdef __debug__
initial begin
$display( "\nStart test: \n\n==========================\nCLICK THE BUTTON 'Run All'\n==========================\n"); $stop();
for ( i = 0; i < TEST_VALUES; i = i + 1 )
begin
running_line = line_dump[i*14+:14];
#TIME_OPERATION;
if( (tb_carry_o !== carry_o_dump) || (tb_sum_o !== sum_dump) ) begin
$display("ERROR! carry_i = %b; (a)%h + (b)%h = ", tb_carry_i, tb_a_i, tb_b_i, "(carry_o)%b (sum_o)%h;", tb_carry_o, tb_sum_o, " carry_o_dump: %b, sum_dump: %h", carry_o_dump, sum_dump);
err_count = err_count + 1'b1;
end
end
$display("Number of errors: %d", err_count);
if( !err_count ) $display("\nfulladder4 SUCCESS!!!\n");
$finish();
end
`else
initial begin
$display("START simulation of 4-bit fulladder.");
$display("You should run simmulation until the message 'FINISH simulation' appears in the log.");
for ( i = TEST_VALUES-1; i >=0 ; i = i - 1 )
begin
running_line = line_dump[i*14+:14];
#TIME_OPERATION;
end
$finish();
$display("FINISH simulation");
$display(
"Now you should open the waveform window",
"and visually prove correctness of the design"
);
end
`endif
initial line_dump = {
14'h1787,
@@ -468,4 +456,4 @@ module tb_fulladder4();
14'h108c,
14'h1512};
endmodule
endmodule