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back2root:ibm-pc-ms-dos:instr:lsl

LSL (286+ protected)

LSL - Load Segment Limit (286+ protected)

Loads the segment limit of a selector into the destination register if the selector is valid and visible at the current privilege level.

If loading is successful the Zero Flag is set, otherwise it is cleared.

Usage:

	LSL	Dest,Src	;

Modifies flags:

ZF

Clocks Size
Operands 808x 286 386 486 Bytes
reg16,reg16 - 14 20/25 10 3
reg32,reg32 - - 20/25 10 3
reg16,mem16 - 16 21/26 10 5
reg32,mem32 - - 21/26 10 5
  • 386 times are listed “byte granular” / “page granular”
back2root/ibm-pc-ms-dos/instr/lsl.txt · Dernière modification : 2023/03/03 23:49 de frater