Chapter 12 List of Machine Language Instructions

EXTEND Sign

Mnemonic

Description of operation

 

 

EXT Dn

Extend Dn to 64 bits and store the highest 32 bits in MDR.

 

 

EXTB Dn

Sign-extend the lowest 8 bits of Dn to fill Dn.

 

 

EXTBU Dn

Zero-extend the lowest 8 bits of Dn to fill Dn.

 

 

EXTH Dn

Sign-extend the lowest 16 bits of Dn to fill Dn.

 

 

EXTHU Dn

Zero-extend the lowest 16 bits of Dn to fill Dn.

 

 

MOVM

Mnemonic

Description of operation

 

 

MOVM (SP), regs

Load the specified registers from a block in memory.

 

 

MOVM regs, (SP)

Save the specified registers to a block in memory.

 

 

CLR

Mnemonic

Description of operation

 

 

CLR Dn

Clear Dn to zero.

 

 

236 List of Machine Language Instructions

Page 248
Image 248
Panasonic MN1030 user manual Extend Sign