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

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MOVSX (386+ only)

MOVSX - Move with Sign Extend (386+ only)

Copies the value of the source operand to the destination register with the sign extended.

Usage:

	MOVSX	dest,src	;

Modifies flags:

none

	Clocks				Size
Operands	808x	286	386	486	Bytes
reg,reg	3	2	2	1	2
reg,mem	9+EA	7	6	1	2-4	(W88=13+EA)

see Instructions list, Instruction Timing, 8086 Architecture, CPU

2023/01/05 22:53 · frater

back2root/ibm-pc-ms-dos/instr/movsx.1677884662.txt.gz · Dernière modification : 2023/03/04 00:04 de frater