> Sorry to hear the hw doesn't support it, but this is supported by d3d10 > so it's quite likely some hw indeed supports it. There's always some > things some hw can't do natively.
Well I was hoping before adding new things for sw driver to gallium we should confirm if it makes sense for hw. > I'd be fine to just restrict it to some opcodes, e.g. exclude logic ops > if that helps you. Note that tgsi (and d3d10 for that matter) also for > instance don't have a integer SUB opcode, so the natural way for > encoding that would of course just be with a ADD with negate modifier on > second arg, and I bet your hw could do that one. Nope, all r600 hw has SUB_INT. The negate bit is always specified to only operate on float instructions. Dave. _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
