Panasonic MN103S

Chapter 16
Appendix
Extension Instruction Specification XVI - 41
■ Detailed description of extension instructions
PUTX (high-speed multiply register transfer instruction)
[Instruction format (macro name)]
PUTX Dm
[Assembler mnemonic]
udf20 Dm, Dm
[Operation]
This instruction transfers the content of Dm to the high-speed multiply register MDRQ.
[Flag changes]
PUTCX (Multiply and accumulate register transfer instruction)
[Instruction format (macro name)]
PUTCX Dm, Dn
[Assembler mnemonic]
udf21 Dm, Dn
[Operation]
This instruction transfers the content of Dm to the multiply and accumulate register MCRH.
The register transfers the content of Dn to the multiply and accumulate register MCRL.
The instruction places the content of the V flag in the multiply and accumulate overflow detection flag register
MCVF.
[Flag changes]
Flag Change Condition
V-
C-
N-
Z-
Flag Change Condition
V-
C-
N-
Z-