verilator/test_regress/t/t_queue_method.v
2022-11-23 13:15:10 -05:00

195 lines
6.7 KiB
Systemverilog

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2019 by Wilson Snyder.
// SPDX-License-Identifier: CC0-1.0
`define stop $stop
`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);
`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);
`define checkg(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got='%g' exp='%g'\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0);
module t (/*AUTOARG*/);
typedef struct packed { int x, y; } point;
typedef struct packed { point p; int z; } point_3d;
initial begin
int q[$];
int qe[$]; // Empty
int qv[$]; // Value returns
int qvunused[$]; // Value returns (unused)
int qi[$]; // Index returns
int i;
string v;
string string_q[$];
string string_qv[$];
point_3d points_q[$]; // Same as q and qv, but complex value type
point_3d points_qv[$];
points_q.push_back(point_3d'{point'{1, 2}, 3});
points_q.push_back(point_3d'{point'{2, 3}, 5});
points_q.push_back(point_3d'{point'{1, 4}, 5});
string_q.push_back("a");
string_q.push_back("A");
string_q.push_back("b");
q = '{1, 2, 2, 4, 3};
v = $sformatf("%p", q); `checks(v, "'{'h1, 'h2, 'h2, 'h4, 'h3} ");
// sort/rsort with clause is the field to use for the sorting
q.sort;
v = $sformatf("%p", q); `checks(v, "'{'h1, 'h2, 'h2, 'h3, 'h4} ");
q.sort with (10 - item);
v = $sformatf("%p", q); `checks(v, "'{'h4, 'h3, 'h2, 'h2, 'h1} ");
q.sort(x) with (10 - x);
v = $sformatf("%p", q); `checks(v, "'{'h4, 'h3, 'h2, 'h2, 'h1} ");
qe.sort(x) with (10 - x);
v = $sformatf("%p", qe); `checks(v, "'{}");
q.rsort;
v = $sformatf("%p", q); `checks(v, "'{'h4, 'h3, 'h2, 'h2, 'h1} ");
q.rsort with (10 - item);
v = $sformatf("%p", q); `checks(v, "'{'h1, 'h2, 'h2, 'h3, 'h4} ");
qe.rsort(x) with (10 - x);
v = $sformatf("%p", q); `checks(v, "'{'h1, 'h2, 'h2, 'h3, 'h4} ");
q = '{2, 2, 4, 1, 3};
qv = q.unique;
v = $sformatf("%p", qv); `checks(v, "'{'h2, 'h4, 'h1, 'h3} ");
qv = qe.unique;
`checkh(qv.size(), 0);
qv = q.unique(x) with (x % 2);
`checkh(qv.size(), 2);
string_qv = string_q.unique(s) with (s.toupper);
`checkh(string_qv.size(), 2);
qi = q.unique_index; qv.sort;
// According to 7.12.1 of IEEE Std 1800-2017, it is not specified which index of duplicated value should be returned
`checkh(qi.size(), 4);
qi.delete(1);
v = $sformatf("%p", qi); `checks(v, "'{'h0, 'h3, 'h4} ");
qi = qe.unique_index;
`checkh(qi.size(), 0);
qi = q.unique_index(x) with (x % 3); qv.sort;
`checkh(qi.size(), 3);
q.reverse;
v = $sformatf("%p", q); `checks(v, "'{'h3, 'h1, 'h4, 'h2, 'h2} ");
qe.reverse;
`checkh(qe.size(), 0);
q.shuffle(); q.sort;
v = $sformatf("%p", q); `checks(v, "'{'h1, 'h2, 'h2, 'h3, 'h4} ");
qe.shuffle();
`checkh(qe.size(), 0);
// These require an with clause or are illegal
// TODO add a lint check that with clause is provided
qv = q.find with (item == 2);
v = $sformatf("%p", qv); `checks(v, "'{'h2, 'h2} ");
qv = q.find with (item[0] == 1);
v = $sformatf("%p", qv); `checks(v, "'{'h1, 'h3} ");
qv = q.find_first with (item == 2);
v = $sformatf("%p", qv); `checks(v, "'{'h2} ");
points_qv = points_q.find_first with (item.z == 5);
`checkh(points_qv[0].p.y, 3);
points_qv = points_q.find_first with (item.p.x == 1);
`checkh(points_qv[0].p.y, 2);
qv = q.find_last with (item == 2);
v = $sformatf("%p", qv); `checks(v, "'{'h2} ");
string_qv = string_q.find_last(s) with (s.tolower() == "a");
`checks(string_qv[0], "A");
qv = q.find with (item == 20);
`checkh(qv.size, 0);
qv = q.find_first with (item == 20);
`checkh(qv.size, 0);
qv = q.find_last with (item == 20);
`checkh(qv.size, 0);
// Check gate eater with Lambda variable removal
qvunused = q.find with (item == 20);
qi = q.find_index with (item == 2);
qi.sort; v = $sformatf("%p", qi); `checks(v, "'{'h1, 'h2} ");
qi = q.find_first_index with (item == 2);
v = $sformatf("%p", qi); `checks(v, "'{'h1} ");
qi = q.find_last_index with (item == 2);
v = $sformatf("%p", qi); `checks(v, "'{'h2} ");
i = 2;
qi = q.find_index with (item == i);
qi.sort; v = $sformatf("%p", qi); `checks(v, "'{'h1, 'h2} ");
qi = q.find_index with (item == 20); qi.sort;
`checkh(qi.size, 0);
qi = q.find_first_index with (item == 20);
`checkh(qi.size, 0);
qi = q.find_last_index with (item == 20);
`checkh(qi.size, 0);
qi = q.find_index with (item.index == 2);
v = $sformatf("%p", qi); `checks(v, "'{'h2} ");
qi = q.find_index with (item.index == item);
v = $sformatf("%p", qi); `checks(v, "'{'h2, 'h3, 'h4} ");
qv = q.min;
v = $sformatf("%p", qv); `checks(v, "'{'h1} ");
qv = q.min(x) with (x + 1);
v = $sformatf("%p", qv); `checks(v, "'{'h1} ");
qv = q.max;
v = $sformatf("%p", qv); `checks(v, "'{'h4} ");
qv = q.max(x) with ((x % 4) + 100);
v = $sformatf("%p", qv); `checks(v, "'{'h3} ");
qv = qe.min;
v = $sformatf("%p", qv); `checks(v, "'{}");
qv = qe.max;
v = $sformatf("%p", qv); `checks(v, "'{}");
// Reduction methods
i = q.sum;
`checkh(i, 32'hc);
i = q.sum with (item + 1);
`checkh(i, 32'h11);
i = q.sum(myi) with (myi + 1);
`checkh(i, 32'h11);
i = q.sum with (1); // unused 'index'
`checkh(i, 32'h5);
i = q.sum(unused) with (1); // unused 'unused'
`checkh(i, 32'h5);
i = q.product;
`checkh(i, 32'h30);
i = q.product with (item + 1);
`checkh(i, 32'h168);
i = qe.sum;
`checkh(i, 32'h0);
i = qe.product;
`checkh(i, 32'h0);
q = '{32'b1100, 32'b1010};
i = q.and;
`checkh(i, 32'b1000);
i = q.and with (item + 1);
`checkh(i, 32'b1001);
i = q.or;
`checkh(i, 32'b1110);
i = q.or with (item + 1);
`checkh(i, 32'b1111);
i = q.xor;
`checkh(i, 32'b0110);
i = q.xor with (item + 1);
`checkh(i, 32'b0110);
i = qe.and;
`checkh(i, 32'b0);
i = qe.or;
`checkh(i, 32'b0);
i = qe.xor;
`checkh(i, 32'b0);
$write("*-* All Finished *-*\n");
$finish;
end
endmodule