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3.2.3
Extension Instruction Details
PUTX (Register transfer instruction for high-speed multiplication: Load)
[Instruction Format (Macro Name)]
PUTX Dm
[Assembler Mnemonic]
udf20 Dm, Dm
[Operation]
The contents of Dm are transferred to the high-speed multiply register MDRQ.
[Flag Changes]
Flag
Change
V
–
C
–
N
–
Z
–
[Programming Cautions]
When "udf20 Dm, Dn" is operated, Dn is ignored.
Extension Instruction Specifications
Condition
3-5
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