3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-09-05 01:27:43 +00:00

Added tests for attributes

Signed-off-by: Maciej Kurc <mkurc@antmicro.com>
This commit is contained in:
Maciej Kurc 2019-06-03 09:12:51 +02:00
parent a6cadf6318
commit 5739cf5265
9 changed files with 219 additions and 0 deletions

View file

@ -0,0 +1,32 @@
module bar(clk, rst, inp, out);
input wire clk;
input wire rst;
input wire inp;
output reg out;
(* this_is_a_prescaler *)
reg [7:0] counter;
(* temp_wire *)
wire out_val;
always @(posedge clk)
counter <= counter + 1;
assign out_val = inp ^ counter[4];
always @(posedge clk)
if (rst) out <= 1'd0;
else out <= out_val;
endmodule
module foo(clk, rst, inp, out);
input wire clk;
input wire rst;
input wire inp;
output wire out;
bar bar_instance (clk, rst, inp, out);
endmodule