MC68000R Просмотр технического описания (PDF) - Motorola => Freescale

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MC68000R

8-/16-/32-Bit Microprocessors User’s Manual

Motorola => Freescale 

Freescale Semiconductor, Inc.

Table 2-2. Instruction Set Summary (Sheet 2 of 4)

Opcode

Operation

DIVS

Destination/Source → Destination

DIVU

Destination/Source → Destination

EOR

Source ⊕ Destination → Destination

EORI Immediate Data ⊕ Destination → Destination

EORI to CCR Source ⊕ CCR → CCR

EORI to SR If supervisor state

then Source ⊕SR → SR

else TRAP

EXG

Rx ↔ Ry

EXT

Destination Sign-Extended → Destination

ILLEGAL

JMP

JSR

LEA

LINK

LSL,LSR

SSP – 2 → SSP; Vector Offset → (SSP);

SSP – 4 → SSP; PC → (SSP);

SSP – 2 → SSP; SR → (SSP);

Illegal Instruction Vector Address → PC

Destination Address → PC

SP – 4 → SP; PC → (SP)

Destination Address → PC

<ea> → An

SP – 4 → SP; An → (SP)

SP → An, SP + d → SP

Destination Shifted by <count> → Destination

MOVE Source → Destination

MOVEA Source → Destination

MOVE from CCR → Destination

CCR

MOVE to Source → CCR

CCR

MOVE from

SR

SR → Destination

If supervisor state

then SR → Destination

else TRAP (MC68010 only)

MOVE to SR If supervisor state

then Source → SR

else TRAP

Syntax

DIVS.W <ea>,Dn

32/16 → 16r:16q

DIVU.W <ea>,Dn

32/16 → 16r:16q

EOR Dn,<ea>

EORI # <data>,<ea>

EORI # <data>,CCR

EORI # <data>,SR

EXG Dx,Dy

EXG Ax,Ay

EXG Dx,Ay

EXG Ay,Dx

EXT.W Dn extend byte to word

EXT.L Dn extend word to long word

ILLEGAL

JMP <ea>

JSR <ea>

LEA <ea>,An

LINK An, # <displacement>

LSd1 Dx,Dy

LSd1 # <data>,Dy

LSd1 <ea>

MOVE <ea>,<ea>

MOVEA <ea>,An

MOVE CCR,<ea>

MOVE <ea>,CCR

MOVE SR,<ea>

MOVE <ea>,SR

2-12

M68000 8-/16-/32-BIT MICROPROCESSOR USER’S MANUAL

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