Block Comments - 2024.2 English - 2024.1 English

Vivado Design Suite User Guide: Synthesis (UG901)

Document ID
UG901
Release Date
2024-11-13
Version
2024.2 English

In VHDL, comments “ -- “ were required for each line that had a comment. In VHDL-2008, there is support for blocks of comments using the /* and */ lines.

process(clk) begin
if clk'event and clk='1' then
/* this
is
a block
comment */
out1 <= in1;
end if;
end process;