RTEMS 4.9.2 On-Line Library

M68xxx and Coldfire Specific Information Extend Byte to Long Instruction

RTEMS CPU Architecture Supplement

5.1.5: Extend Byte to Long Instruction

The macro M68K_HAS_EXTB_L is set to 1 to indicate that this CPU model has the extb.l instruction. This instruction is supposed to be available in all models based on the cpu32 core as well as mc68020 and up models.

RTEMS CPU Architecture Supplement