108 lines
2.7 KiB
Systemverilog
108 lines
2.7 KiB
Systemverilog
// DESCRIPTION: Verilator: Verilog Test module
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//
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// This file ONLY is placed under the Creative Commons Public Domain, for
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// any use, without warranty, 2025 by Antmicro.
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// SPDX-License-Identifier: CC0-1.0
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class inner_class;
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logic [3:0] c;
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logic [3:0] d[2];
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endclass
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class test_class;
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logic [3:0] member[5];
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logic [3:0] member_2d[3][4];
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inner_class b;
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endclass
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module t;
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initial begin
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test_class example;
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example = new;
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example.b = new;
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// Simple array element access
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repeat(5) begin
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if (std::randomize(example.member[1]) with {example.member[1] inside {[0 : 3]};} == 0) begin
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$stop;
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end
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if (example.member[1] > 3) begin
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$stop;
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end
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end
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// Different array indices
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repeat(5) begin
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if (std::randomize(example.member[0]) with {example.member[0] inside {[5 : 7]};} == 0) begin
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$stop;
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end
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if (example.member[0] < 5 || example.member[0] > 7) begin
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$stop;
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end
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end
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// Last element
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repeat(5) begin
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if (std::randomize(example.member[4]) with {example.member[4] inside {[10 : 15]};} == 0) begin
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$stop;
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end
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if (example.member[4] < 10 || example.member[4] > 15) begin
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$stop;
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end
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end
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// 2D array access
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repeat(5) begin
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if (std::randomize(example.member_2d[1][2]) with {example.member_2d[1][2] inside {[8 : 12]};} == 0) begin
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$stop;
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end
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if (example.member_2d[1][2] < 8 || example.member_2d[1][2] > 12) begin
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$stop;
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end
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end
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// 2D array different indices
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repeat(5) begin
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if (std::randomize(example.member_2d[0][0]) with {example.member_2d[0][0] inside {[1 : 4]};} == 0) begin
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$stop;
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end
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if (example.member_2d[0][0] < 1 || example.member_2d[0][0] > 4) begin
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$stop;
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end
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end
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// Nested object: obj.b.c
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repeat(5) begin
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if (std::randomize(example.b.c) with {example.b.c inside {[5 : 9]};} == 0) begin
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$stop;
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end
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if (example.b.c < 5 || example.b.c > 9) begin
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$stop;
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end
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end
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// Nested object with array: obj.b.d[0]
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repeat(5) begin
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if (std::randomize(example.b.d[0]) with {example.b.d[0] inside {[11 : 14]};} == 0) begin
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$stop;
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end
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if (example.b.d[0] < 11 || example.b.d[0] > 14) begin
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$stop;
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end
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end
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// Nested object with array: obj.b.d[1] (different index)
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repeat(5) begin
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if (std::randomize(example.b.d[1]) with {example.b.d[1] inside {[2 : 6]};} == 0) begin
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$stop;
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end
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if (example.b.d[1] < 2 || example.b.d[1] > 6) begin
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$stop;
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end
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end
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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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