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Diffstat (limited to 'testsuite/synth/oper01/snum05.vhdl')
-rw-r--r-- | testsuite/synth/oper01/snum05.vhdl | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/testsuite/synth/oper01/snum05.vhdl b/testsuite/synth/oper01/snum05.vhdl new file mode 100644 index 000000000..565d9199f --- /dev/null +++ b/testsuite/synth/oper01/snum05.vhdl @@ -0,0 +1,25 @@ +entity snum05 is + port (ok : out boolean); +end snum05; + +library ieee; +use ieee.std_logic_1164.all; +use ieee.numeric_std.all; + +architecture behav of snum05 is + -- add uns nat + constant a1 : signed (7 downto 0) := x"1d"; + constant b1 : signed (3 downto 0) := x"5"; + constant r1 : signed (11 downto 0) := a1 * b1; + + signal er1 : signed (11 downto 0) := x"091"; + + constant a2 : signed (7 downto 0) := x"fe"; + constant b2 : signed (3 downto 0) := x"f"; + constant r2 : signed (11 downto 0) := a2 * b2; + signal er2 : signed (11 downto 0) := x"002"; + +begin +-- ok <= r1 = x"20"; + ok <= r1 = er1 and r2 = er2; +end behav; |