diff options
Diffstat (limited to 'testsuite/gna/issue50/idct.d/mul_511.vhd')
-rw-r--r-- | testsuite/gna/issue50/idct.d/mul_511.vhd | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/testsuite/gna/issue50/idct.d/mul_511.vhd b/testsuite/gna/issue50/idct.d/mul_511.vhd new file mode 100644 index 000000000..a8213e358 --- /dev/null +++ b/testsuite/gna/issue50/idct.d/mul_511.vhd @@ -0,0 +1,27 @@ +library ieee; +use ieee.std_logic_1164.all; + +library ieee; +use ieee.numeric_std.all; + +entity mul_511 is + port ( + result : out std_logic_vector(30 downto 0); + in_a : in std_logic_vector(30 downto 0); + in_b : in std_logic_vector(14 downto 0) + ); +end mul_511; + +architecture augh of mul_511 is + + signal tmp_res : signed(45 downto 0); + +begin + + -- The actual multiplication + tmp_res <= signed(in_a) * signed(in_b); + + -- Set the output + result <= std_logic_vector(tmp_res(30 downto 0)); + +end architecture; |