Cp3 bt26 – National CP3BT26 User Manual

Page 21

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21

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CP3

BT26

ASHUD

Rsrc/imm, RPdest

Arithmetic left/right shift

LSHi

Rsrc/imm, Rdest

Logical left/right shift

LSHD

Rsrc/imm, RPdest

Logical left/right shift

SBITi

Iposition, disp(Rbase)

Set a bit in memory
(Because this instruction treats the destination as a read-
modify-write operand, it not be used to set bits in write-
only registers.)

Iposition, disp(RPbase)

Iposition, (Rindex)disp(RPbasex)

Iposition, abs

Iposition, (Rindex)abs

CBITi

Iposition, disp(Rbase)

Clear a bit in memory

Iposition, disp(RPbase)

Iposition, (Rindex)disp(RPbasex)

Iposition, abs

Iposition, (Rindex)abs

TBIT
TBITi

Rposition/imm, Rsrc

Test a bit in a register
Test a bit in memory

Iposition, disp(Rbase)

Iposition, disp(RPbase)

Iposition, (Rindex)disp(RPbasex)

Iposition, abs

Iposition, (Rindex)abs

LPR

Rsrc, Rproc

Load processor register

LPRD

RPsrc, Rprocd

Load double processor register

SPR

Rproc, Rdest

Store processor register

SPRD

Rprocd, RPdest

Store 32-bit processor register

Bcond

disp9

Conditional branch

disp17

disp24

BAL

RPlink, disp24

Branch and link

BR

disp9

Branch

disp17

disp24

EXCP

vector

Trap (vector)

Jcond

RPtarget

Conditional Jump to a large address

JAL

RA, RPtarget,

Jump and link to a large address

RPlink, RPtarget

JUMP

RPtarget

Jump

JUSR

RPtarget

Jump and set PSR.U

Table 5

Instruction Set Summary

Mnemonic

Operands

Description

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