diff options
Diffstat (limited to 'works')
| -rw-r--r-- | works/life/computer-organization-experiment/alu.vhdl | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/works/life/computer-organization-experiment/alu.vhdl b/works/life/computer-organization-experiment/alu.vhdl index 75a9961..5eed3df 100644 --- a/works/life/computer-organization-experiment/alu.vhdl +++ b/works/life/computer-organization-experiment/alu.vhdl @@ -13,8 +13,8 @@ end entity; architecture Behavioral of alu is begin S <= A + B when ALUC(2 downto 0) = B"000" - else A and B when ALUC(2 downto 0) ?= B"001" - else A - B when ALUC(2 downto 0) ?= B"100" + else A - B when ALUC(2 downto 0) ?= B"001" + else A and B when ALUC(2 downto 0) ?= B"100" else A or B when ALUC(2 downto 0) ?= B"101" else A xor B when ALUC(2 downto 0) ?= B"010" else std_logic_vector(signed(A) sll 16) and H"FFFF0000" when ALUC(2 downto 0) ?= B"110" |