ati_fragment_shader: Add a test of all the ops and modifiers.
Apparently we were lacking tests going through all the ops and mods, as I noticed when trying to replace st_atifs_to_tgsi.
Passes on mesa master, caught many regressions in my branch.
Apparently we were lacking tests going through all the ops and mods, as I noticed when trying to replace st_atifs_to_tgsi.
Passes on mesa master, caught many regressions in my branch.