82 lines
1.5 KiB
Verilog

/*
* EN: A simple demo to test search order of dependence
* current file -> macro include -> whole project
* expect dependence_1 from child_1.v (macro include)
* expect dependence_2 from child_2.v (whole project)
* cannot find dependence_3 `main
*/
`include "child_1.v"
`include "child_2.v"
`define main out
module Main (
// Main input
input a, b, c,
// Main output
output Qus, Qs, `main
);
initial begin
$display("hello world");
end
dependence_1 u_dependence_1_1(
.a(a),
.b(b),
.c(c),
.Result(Qus)
);
dependence_1 u_dependence_1_2(
.a(a),
.b(b),
.c(c),
.Result(Qus)
);
dependence_3 u_dependence_3(
.a(a),
.b(b),
.c(c),
.Q(Qs)
);
adawdwa
// dependence_3 u_dependence_3(
// .a(a),
// .b(b),
// .c(c),
// .Q(Qs)
// );
endmodule
/* @wavedrom this is wavedrom demo1
{
signal : [
{ name: "clk", wave: "p......" },
{ name: "bus", wave: "x.34.5x", data: "head body tail" },
{ name: "wire", wave: "0.1..0." }
]
}
*/
/* @wavedrom this is wavedrom demo2
{
signal: [
{ name: "pclk", wave: "p......." },
{ name: "Pclk", wave: "P......." },
{ name: "nclk", wave: "n......." },
{ name: "Nclk", wave: "N......." },
{},
{ name: "clk0", wave: "phnlPHNL" },
{ name: "clk1", wave: "xhlhLHl." },
{ name: "clk2", wave: "hpHplnLn" },
{ name: "clk3", wave: "nhNhplPl" },
{ name: "clk4", wave: "xlh.L.Hx" },
]}
*/