-
std_logic_arith (Synopsys)
- Unsigned and signed vector types based on
std_logic.
- Overloaded arithmetic operators, conversion functions, and extended
functions for these types.
-
std_logic_unsigned (Synopsys)
- Unsigned arithmetic operators for
std_logic and
std_logic_vector
-
std_logic_signed (Synopsys)
- Signed arithmetic operators for
std_logic and
std_logic_vector
-
std_logic_misc (Synopsys)
- Supplemental types, subtypes, constants, and functions for the
std_logic_1164 package, such as
and_reduce and
or_reduce.