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author | Tristan Gingold <tgingold@free.fr> | 2016-03-15 20:28:56 +0100 |
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committer | Tristan Gingold <tgingold@free.fr> | 2016-03-15 20:28:56 +0100 |
commit | 37192248646ce7b4688f105877449c640e5039ce (patch) | |
tree | 9cc7877a5b50d3e48373a39dcbedd7419c5b35c9 /testsuite/gna/bug040/mul_213.vhd | |
parent | f4a61202e89d2e29416ae9a4b59bea665336c325 (diff) | |
download | ghdl-37192248646ce7b4688f105877449c640e5039ce.tar.gz ghdl-37192248646ce7b4688f105877449c640e5039ce.tar.bz2 ghdl-37192248646ce7b4688f105877449c640e5039ce.zip |
Add bug040 testcase.
Diffstat (limited to 'testsuite/gna/bug040/mul_213.vhd')
-rw-r--r-- | testsuite/gna/bug040/mul_213.vhd | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/testsuite/gna/bug040/mul_213.vhd b/testsuite/gna/bug040/mul_213.vhd new file mode 100644 index 000000000..7eccb59e1 --- /dev/null +++ b/testsuite/gna/bug040/mul_213.vhd @@ -0,0 +1,27 @@ +library ieee; +use ieee.std_logic_1164.all; + +library ieee; +use ieee.numeric_std.all; + +entity mul_213 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_213; + +architecture augh of mul_213 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; |