void r300_emit_hiz_clear(struct r300_context *r300, unsigned size, void *state);
void r300_emit_zmask_clear(struct r300_context *r300, unsigned size, void *state);
void r300_emit_hiz_clear(struct r300_context *r300, unsigned size, void *state);
void r300_emit_zmask_clear(struct r300_context *r300, unsigned size, void *state);