blob: cd241e4f08262f1b3c4441bb6b8f9c14cf21da4e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
library ieee;
use ieee.std_logic_1164.all;
library ieee;
use ieee.numeric_std.all;
entity mul_215 is
port (
output : out std_logic_vector(40 downto 0);
in_b : in std_logic_vector(31 downto 0);
in_a : in std_logic_vector(31 downto 0)
);
end mul_215;
architecture augh of mul_215 is
signal tmp_res : signed(63 downto 0);
begin
-- The actual multiplication
tmp_res <= signed(in_a) * signed(in_b);
-- Set the output
output <= std_logic_vector(tmp_res(40 downto 0));
end architecture;
|