x86 IRET effect on the Interrupt flag?

Emulation of old PCs, PC hardware, or PC peripherals.

x86 IRET effect on the Interrupt flag?

Postby superfury » 2019-3-22 @ 17:51

What happens to the Interrupt flag(bit 9 of EFLAGS) during an IRET in V86 mode? Is it set according to the value on the stack or unmodified(as is the case with non-Supervisor protected-mode tasks)?
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