Yes, the edit is precisely what I was trying to get at. Do you happen to have context around this? edit: also, “spectre mitigations” was just a shot in the dar

Yes, the edit is precisely what I was trying to get at. Do you happen to have context around this? edit: also, “spectre mitigations” was just a shot in the dark. It does feel like this mode of jmping (modifying saved registers and restoring them) would be more prone to interfering with speculative execution.