extract_vfid
xe_gt_assert(gt, PFID == extract_vfid(parent));
unsigned int vfid = extract_vfid(m->private);
unsigned int vfid = extract_vfid(parent);
xe_gt_assert(gt, vfid == extract_vfid(parent));
unsigned int vfid = extract_vfid(data); \
unsigned int vfid = extract_vfid(data); \
unsigned int vfid = extract_vfid(data);
unsigned int vfid = extract_vfid(data);
xe_gt_assert(gt, vfid == extract_vfid(parent));
unsigned int vfid = extract_vfid(parent);
unsigned int vfid = extract_vfid(parent);
unsigned int vfid = extract_vfid(parent);
xe_gt_assert(gt, extract_vfid(dent) == vfid);
unsigned int vfid = extract_vfid(dent);
unsigned int vfid = extract_vfid(dent);
unsigned int vfid = extract_vfid(dent);
unsigned int vfid = extract_vfid(dent);
unsigned int vfid = extract_vfid(dent);
unsigned int vfid = extract_vfid(data); \
unsigned int vfid = extract_vfid(data); \
xe_tile_assert(tile, vfid == extract_vfid(dent));
xe_tile_assert(tile, extract_vfid(dent) == vfid);