// DESCRIPTION: Verilator: Verilog Test module // // This file ONLY is placed into the Public Domain, for any use, // without warranty, 2009 by Iztok Jeras. module t (/*AUTOARG*/); logic [3:0] array_simp [1:0] [3:0]; // big endian array initial begin array_simp[0] = '{ 4'd3, 4'd2, 4'd1, 4'd0}; if ({array_simp[0][3],array_simp[0][2],array_simp[0][1],array_simp[0][0]} !== 16'h3210) $stop; // verilator lint_off WIDTH array_simp[0] = '{ 3 ,2 ,1, 0 }; // verilator lint_on WIDTH if ({array_simp[0][3],array_simp[0][2],array_simp[0][1],array_simp[0][0]} !== 16'h3210) $stop; // Doesn't seem to work for unpacked arrays in other simulators //array_simp[0] = '{ 1:4'd3, default:13 }; //if ({array_simp[0][3],array_simp[0][2],array_simp[0][1],array_simp[0][0]} !== 16'hDD3D) $stop; array_simp = '{ '{ 4'd3, 4'd2, 4'd1, 4'd0 }, '{ 4'd1, 4'd2, 4'd3, 4'd4 }}; if ({array_simp[1][3],array_simp[1][2],array_simp[1][1],array_simp[1][0], array_simp[0][3],array_simp[0][2],array_simp[0][1],array_simp[0][0]} !== 32'h3210_1234) $stop; // Doesn't seem to work for unpacked arrays in other simulators array_simp = '{2{ '{4'd3, 4'd2, 4'd1, 4'd0 } }}; if ({array_simp[1][3],array_simp[1][2],array_simp[1][1],array_simp[1][0], array_simp[0][3],array_simp[0][2],array_simp[0][1],array_simp[0][0]} !== 32'h3210_3210) $stop; array_simp = '{2{ '{4{ 4'd3 }} }}; if ({array_simp[1][3],array_simp[1][2],array_simp[1][1],array_simp[1][0], array_simp[0][3],array_simp[0][2],array_simp[0][1],array_simp[0][0]} !== 32'h3333_3333) $stop; // Not legal in other simulators - replication doesn't match // However IEEE suggests this is legal. //array_simp = '{2{ '{2{ 4'd3, 4'd2 }} }}; // Note it's not '{3,2} $write("*-* All Finished *-*\n"); $finish; end endmodule