forked from github/verilator
99 lines
3.6 KiB
Systemverilog
99 lines
3.6 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, 2019 by Wilson Snyder.
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// SPDX-License-Identifier: CC0-1.0
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`define stop $stop
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`define checkh(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got='h%x exp='h%x\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0);
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`define checks(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got='%s' exp='%s'\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0);
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module t (/*AUTOARG*/);
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initial begin
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int q[5];
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int qv[$]; // Value returns
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int qi[$]; // Index returns
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int i;
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string v;
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q = '{1, 2, 2, 4, 3};
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v = $sformatf("%p", q); `checks(v, "'{1, 2, 2, 4, 3} ");
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// NOT tested: with ... selectors
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q.sort;
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v = $sformatf("%p", q); `checks(v, "'{1, 2, 2, 3, 4} ");
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q.sort with (item == 2);
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v = $sformatf("%p", q); `checks(v, "'{4, 3, 1, 2, 2} ");
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q.sort(x) with (x == 3);
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v = $sformatf("%p", q); `checks(v, "'{2, 1, 2, 4, 3} ");
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q.rsort;
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v = $sformatf("%p", q); `checks(v, "'{4, 3, 2, 2, 1} ");
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q.rsort with (item == 2);
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v = $sformatf("%p", q); `checks(v, "'{2, 2, 4, 1, 3} ");
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qv = q.unique;
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v = $sformatf("%p", qv); `checks(v, "'{2, 4, 1, 3} ");
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qi = q.unique_index; qi.sort;
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v = $sformatf("%p", qi); `checks(v, "'{0, 2, 3, 4} ");
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q.reverse;
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v = $sformatf("%p", q); `checks(v, "'{3, 1, 4, 2, 2} ");
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q.shuffle(); q.sort;
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v = $sformatf("%p", q); `checks(v, "'{1, 2, 2, 3, 4} ");
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// These require an with clause or are illegal
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// TODO add a lint check that with clause is provided
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qv = q.find with (item == 2);
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v = $sformatf("%p", qv); `checks(v, "'{2, 2} ");
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qv = q.find_first with (item == 2);
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v = $sformatf("%p", qv); `checks(v, "'{2} ");
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qv = q.find_last with (item == 2);
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v = $sformatf("%p", qv); `checks(v, "'{2} ");
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qv = q.find with (item == 20);
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v = $sformatf("%p", qv); `checks(v, "'{}");
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qv = q.find_first with (item == 20);
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v = $sformatf("%p", qv); `checks(v, "'{}");
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qv = q.find_last with (item == 20);
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v = $sformatf("%p", qv); `checks(v, "'{}");
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qi = q.find_index with (item == 2); qi.sort;
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v = $sformatf("%p", qi); `checks(v, "'{1, 2} ");
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qi = q.find_first_index with (item == 2);
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v = $sformatf("%p", qi); `checks(v, "'{1} ");
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qi = q.find_last_index with (item == 2);
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v = $sformatf("%p", qi); `checks(v, "'{2} ");
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qi = q.find_index with (item == 20); qi.sort;
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v = $sformatf("%p", qi); `checks(v, "'{}");
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qi = q.find_first_index with (item == 20);
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v = $sformatf("%p", qi); `checks(v, "'{}");
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qi = q.find_last_index with (item == 20);
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v = $sformatf("%p", qi); `checks(v, "'{}");
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qv = q.min;
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v = $sformatf("%p", qv); `checks(v, "'{1} ");
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qv = q.max;
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v = $sformatf("%p", qv); `checks(v, "'{4} ");
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// Reduction methods
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i = q.sum; `checkh(i, 32'hc);
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i = q.sum with (item + 1); `checkh(i, 32'h11);
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i = q.product; `checkh(i, 32'h30);
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i = q.product with (item + 1); `checkh(i, 32'h168);
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q = '{32'b1100, 32'b1010, 32'b1100, 32'b1010, 32'b1010};
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i = q.and; `checkh(i, 32'b1000);
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i = q.and with (item + 1); `checkh(i, 32'b1001);
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i = q.or; `checkh(i, 32'b1110);
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i = q.or with (item + 1); `checkh(i, 32'b1111);
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i = q.xor; `checkh(i, 32'ha);
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i = q.xor with (item + 1); `checkh(i, 32'hb);
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$write("*-* All Finished *-*\n");
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$finish;
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end
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endmodule
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