iverilog/ivtest/ivltests/sv_darray_find_locators.v

49 lines
1.0 KiB
Verilog

// Regression: dynamic array locator methods (find* with predicate); results are queues.
module top;
bit failed = 0;
`define CHK(cond) \
if (!(cond)) begin \
$display("FAILED line %0d", `__LINE__); \
failed = 1; \
end
int array[] = '{4, 7, 2, 5, 7, 1, 6, 3, 1};
int res[$];
initial begin
res = array.find() with (item > 3);
`CHK(res.size == 5);
`CHK(res[0] == 4);
`CHK(res[1] == 7);
`CHK(res[2] == 5);
`CHK(res[3] == 7);
`CHK(res[4] == 6);
res = array.find_index() with (item == 4);
`CHK(res.size == 1);
`CHK(res[0] == 0);
res = array.find_first() with (item < 5 && item >= 3);
`CHK(res.size == 1);
`CHK(res[0] == 4);
res = array.find_first_index() with (item > 5);
`CHK(res.size == 1);
`CHK(res[0] == 1);
res = array.find_last() with (item <= 7 && item > 3);
`CHK(res.size == 1);
`CHK(res[0] == 6);
res = array.find_last_index() with (item < 3);
`CHK(res.size == 1);
`CHK(res[0] == 8);
if (!failed)
$display("PASSED");
end
endmodule