mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-04-26 18:45:34 +00:00
Code Activity

Reimplement opt_share to work on $alu and $pmux

Browse source
This commit is contained in:
Bogdan Vukobratovic 2019-07-28 16:03:54 +02:00
parent 07c4a7d438
commit c075486c59
21 changed files with 521 additions and 113 deletions
Download patch file Download diff file Expand all files Collapse all files

21
tests/opt/opt_share_diff_port_widths.v Normal file
View file

@ -0,0 +1,21 @@
module opt_share_test(
input [15:0] a,
input [15:0] b,
input [15:0] c,
input [1:0] sel,
output reg [15:0] res
);
wire [15:0] add0_res = a+b;
wire [15:0] add1_res = a+c;
always @* begin
case(sel)
0: res = add0_res[10:0];
1: res = add1_res[10:0];
2: res = a - b;
default: res = 32'bx;
endcase
end
endmodule