Motorola M68000 User Manual download pdf (Page 50)

Integer Instructions

MOTOROLA

M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL

4-9

ADDI

Add Immediate

ADDI

(M68000 Family)

Operation:

Immediate Data + Destination → Destination

Assembler

Syntax: ADDI # < data > , < ea >

Attributes: Size = (Byte, Word, Long)

Description: Adds the immediate data to the destination operand and stores the result in

the destination location. The size of the operation may be speciﬁed as byte, word, or

long. The size of the immediate data matches the operation size.

Condition Codes:

X — Set the same as the carry bit.

N — Set if the result is negative; cleared otherwise.

Z — Set if the result is zero; cleared otherwise.

V — Set if an overﬂow is generated; cleared otherwise.

C — Set if a carry is generated; cleared otherwise.

Instruction Format:

XNZVC

*****

1514131211109876543210

00000110 SIZE

EFFECTIVE ADDRESS

MODE REGISTER

16-BIT WORD DATA 8-BIT BYTE DATA

32-BIT LONG DATA

1 2 ... 45 46 47 48 49 50 51 52 53 54 55 ... 91 92

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Motorola M68000 User Manual Page 50