verilator/test_regress/t/t_interface_array3.v

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain.
// SPDX-FileCopyrightText: 2025 Wilson Snyder
// SPDX-License-Identifier: CC0-1.0

interface my_ifc ();
  logic sig;
  modport master(output sig);
  modport slave(input sig);
endinterface

package my_pkg;
  typedef virtual my_ifc my_vif;
  function void my_func;
    input my_vif in_vif;
    begin
      in_vif.sig = 1'b1;
    end
  endfunction
endpackage

module dut (
    input logic clk,
    my_ifc.slave sif[2]
);
  generate
    genvar i;
    for (i = 0; i < 2; i++) begin
      always_ff @(posedge clk) begin
        if (sif[i].sig == 1'b1) $display("Hello World %0d", i);
      end
    end
  endgenerate
endmodule

module t;
  import my_pkg::*;

  logic clk;
  my_ifc sif[2] ();

  dut DUT (.*);

  initial begin
    clk = 0;
    forever #(5) clk = ~clk;
  end

  initial begin
    repeat (4) @(posedge clk);
    my_func(sif[0]);
    my_func(sif[1]);
    $write("*-* All Finished *-*\n");
    $finish;
  end
endmodule