command popfq
POPs (clears) the RFLAGS register (64 bit) from the stack.
Used to restore state after a call to PUSHFQ.
Note: Only available in 64 bit mode.
Increments the stack pointer and stores the value in the RFLAGS register.
x86.renejeschke.de/html/file_module_x86_id_250.html
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popfq