Lines Matching refs:rold
4372 static bool regsafe(struct bpf_reg_state *rold, struct bpf_reg_state *rcur, in regsafe() argument
4377 if (!(rold->live & REG_LIVE_READ)) in regsafe()
4381 equal = memcmp(rold, rcur, offsetof(struct bpf_reg_state, frameno)) == 0; in regsafe()
4383 if (rold->type == PTR_TO_STACK) in regsafe()
4387 return equal && rold->frameno == rcur->frameno; in regsafe()
4392 if (rold->type == NOT_INIT) in regsafe()
4397 switch (rold->type) { in regsafe()
4401 return range_within(rold, rcur) && in regsafe()
4402 tnum_in(rold->var_off, rcur->var_off); in regsafe()
4419 return memcmp(rold, rcur, offsetof(struct bpf_reg_state, id)) == 0 && in regsafe()
4420 range_within(rold, rcur) && in regsafe()
4421 tnum_in(rold->var_off, rcur->var_off); in regsafe()
4432 if (memcmp(rold, rcur, offsetof(struct bpf_reg_state, id))) in regsafe()
4435 return check_ids(rold->id, rcur->id, idmap); in regsafe()
4438 if (rcur->type != rold->type) in regsafe()
4446 if (rold->range > rcur->range) in regsafe()
4451 if (rold->off != rcur->off) in regsafe()
4454 if (rold->id && !check_ids(rold->id, rcur->id, idmap)) in regsafe()
4457 return range_within(rold, rcur) && in regsafe()
4458 tnum_in(rold->var_off, rcur->var_off); in regsafe()