GHDL: GHDL (open-source simulator for the VHDL language) GHDL: GHDL: GHDL: GHDL is an open-source simulator for the VHDL language. GHDL allows GHDL: you to compile and execute your VHDL code directly in your PC. GHDL: GHDL fully supports the 1987, 1993, 2002 versions of the IEEE 1076 GHDL: VHDL standard, and partially the latest 2008 revision (well enough GHDL: to support fixed_generic_pkg or float_generic_pkg). GHDL: GHDL: GHDL: