77 lines
2.0 KiB
Systemverilog
77 lines
2.0 KiB
Systemverilog
// This program is free software; you can redistribute it and/or modify it
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// under the terms of either the GNU Lesser General Public License Version 3
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// or the Perl Artistic License Version 2.0.
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// SPDX-FileCopyrightText: 2026 Wilson Snyder
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// SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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//
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// DESCRIPTION:
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// Minimal testcase for depgraph interface typedef resolution with
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// deep interface nesting and specialized parameter overrides.
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//
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// verilog_format: off
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`define stop $stop
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`define checkd(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got=%0d exp=%0d (%s !== %s)\n", `__FILE__,`__LINE__, (gotv), (expv), `"gotv`", `"expv`"); `stop; end while(0);
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// verilog_format: on
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package acme_pkg;
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typedef struct packed {int DataBits;} cfg_t;
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endpackage
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interface acme_types_if #(
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parameter acme_pkg::cfg_t cfg = '0
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) ();
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typedef logic [cfg.DataBits-1:0] data_t;
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endinterface
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interface acme_tb_if #(
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parameter acme_pkg::cfg_t cfg = '0
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) ();
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acme_types_if #(cfg) acme_types ();
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typedef acme_types.data_t data_t;
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data_t payload;
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endinterface
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interface acme_if #(
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parameter acme_pkg::cfg_t cfg = '0
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) ();
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acme_tb_if #(cfg) rq_tb_io_i ();
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acme_types_if #(cfg) acme_types ();
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typedef acme_types.data_t data_t;
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data_t passthru;
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endinterface
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interface acme_wrap_if #(
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parameter acme_pkg::cfg_t cfg = '0
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) ();
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acme_if #(cfg) acme_io ();
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typedef acme_io.data_t data_t;
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data_t leaf;
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endinterface
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module consumer (
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acme_wrap_if wrap_io
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);
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typedef wrap_io.data_t data_t;
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data_t sink;
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endmodule
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module top;
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localparam acme_pkg::cfg_t cfg0 = '{DataBits: 64};
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localparam acme_pkg::cfg_t cfg1 = '{DataBits: 128};
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acme_wrap_if #(cfg0) wrap0 ();
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acme_wrap_if #(cfg1) wrap1 ();
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consumer u_consume0 (.wrap_io(wrap0));
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consumer u_consume1 (.wrap_io(wrap1));
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initial begin
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#1;
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`checkd($bits(wrap0.data_t), 64);
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`checkd($bits(wrap1.data_t), 128);
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$write("*-* All Finished *-*\n");
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$finish;
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end
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endmodule
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