we don't need the accessor methods in virgl so far, only
the description tables, so drop all the extra stuff for now.
this introduces the python from mesa to generate our cut down
table
This adds support to the parser to accept hex values as floats,
and then adds support to the dumper to allow the user to select
to dump float as 32-bit hex numbers.
[pulled from virgl driver repo]
Signed-off-by: Dave Airlie <airlied@redhat.com>