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EMUEXCPT (Force Emulation)

General Form



EMUEXCPT ; /* (a) */

Instruction Length

In the syntax, comment (a) identifies 16-bit instruction length.

Functional Description

The Force Emulation instruction forces an emulation exception, thus allowing the processor to enter emulation mode.

When emulation is enabled, the processor immediately takes an exception into emulation mode. When emulation is disabled, EMUEXCPT generates an illegal instruction exception.

An emulation exception is the highest priority event in the processor.

Flags Affected


Required Mode

User & Supervisor

Parallel Issue

The Force Emulation instruction cannot be issued in parallel with other instructions.


: emuexcpt ;

Also See

Special Applications