st/mesa: move to renumbering registers in a group
st/mesa: move to renumbering registers in a group

This can be done with a single pass for the instruction base,
and takes renumber_registers out of its spot on the profile.

Acked-by: Marek Olšák <marek.olsak@amd.com
Signed-off-by: Dave Airlie <f2295d84e358395675bc8031be58672073ae065e@redhat.com>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler