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diff --git a/doc/using/InvokingGHDL.rst b/doc/using/InvokingGHDL.rst index e393892c2..1857fccfc 100644 --- a/doc/using/InvokingGHDL.rst +++ b/doc/using/InvokingGHDL.rst @@ -227,35 +227,6 @@ Theses rules can then be integrated in another Makefile. .. _GHDL:options: -Synthesis command -================= - -GHDL supports synthesis, but only as a front-end: it generates a -generic netlist that is not optimized. - -.. index:: synthesis command - -.. _Synth:command: - -Synthesis [``--synth``] ------------------------ - -.. option:: --synth <[options] [unit]> - -.. option:: --synth <[options] files -e [unit]> - -The first command elaborates for synthesis the design whose top unit -is indicated by ``unit``. All the units must have been analyzed. The -second form analyze only the files present on the command line and -then elaborate them starting from the top ``unit``. A generic netlist -is then displayed using a very simple vhdl subset. - -The command line is the same as the ``ghdl`` command added to -Yosys by the ghdl plugin except ``--synth`` is not present. With this -plugin, it is possible to optimize and map to a target the netlist. - -This command is useful for checking that a design could be synthesized. - Options ======= |