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

ROR

ROR - Rotate Right

Rotates the bits in the destination to the right “count” times with all data pushed out the right side re-entering on the left.

The Carry Flag will contain the value of the last bit rotated out.

Usage:

	ROR	dest,count

Modifies flags:

CF OF

Clocks Size
Operands 808x 286 386 486 Bytes
reg,1 2 2 9 3 2
mem,1 15+EA 7 10 4 2-4 (W88=23+EA)
reg,cl 8+4n 5+n 9 8-30 2
mem,cl 20+EA+4n 8+n 10 9-31 2-4 (W88=28+EA+4n)
reg,immed8 - 5+n 9 8-30 3
mem,immed8 - 8+n 10 9-31 3-5
back2root/ibm-pc-ms-dos/instr/ror.txt · Dernière modification : 2023/03/04 11:31 de frater