static void __mark_reg32_known(struct bpf_reg_state *reg, u64 imm)
{
	reg->var_off = tnum_const_subreg(reg->var_off, imm);
	reg->s32_min_value = (s32)imm;
	reg->s32_max_value = (s32)imm;
	reg->u32_min_value = (u32)imm;
	reg->u32_max_value = (u32)imm;
}