KEEP VHDL Example - 2024.1 English

Vivado Design Suite User Guide: Synthesis (UG901)

Document ID
UG901
Release Date
2024-05-30
Version
2024.1 English
signal sig1 : std_logic;
attribute keep : string;
attribute keep of sig1 : signal is "true";
....
....
sig1 <= in1 and in2;
out1 <= sig1 and in3;