is an optional condition code.
is an optional limitation on the operation of the hint. The range is 0-15.
DBG is a hint instruction. It is optional whether
it is implemented or not. If it is not implemented, it behaves as
NOP. The assembler produces a diagnostic message
if the instruction executes as
NOP on the target.
DBG executes as a
in ARMv6K and ARMv6T2.
Debug hint provides a hint to a debugger and related tools. See your debugger and related tools documentation to determine the use, if any, of this instruction.
These ARM instructions are available in ARMv6K and above.
These 32-bit Thumb instructions are available in ARMv6T2 and above.
There are no 16-bit Thumb versions of this instruction.