ST20C2 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST20C2

Instruction Set Reference Manual

STMicroelectronics 

timeslice

timeslice

timeslice

Code: 60 F3

Description: Cause a timeslice, putting the current process on the back of the

scheduling list and executing the next process. If the scheduling list is empty then this

instruction acts as a no-operation.

Definition:

if (scheduling list empty)

no effect

else

{

Put current process on back of list

Start next process

}

Areg′ ← undefined

Breg′ ← undefined

Creg′ ← undefined

Error signals: Can cause a timeslice trap to be signalled.

Comments:

Secondary instruction.

This instruction works at high and low priorities.

This instruction is unaffected by disabling timeslice.

Instruction is a descheduling point.

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