Next: Instruction peekdiu, Previous: Instruction peeklu, Up: IO instructions [Contents][Index]
Synopsys:
peekdi BITS
Given an IOS descriptor and a bit-offset, peek an integer value of width BITS bits. Use the default endianness and negative encoding.
If there is a problem performing the operation, this function pushes an exception in the stack. Otherwise, it pushes the peeked value and PVM_NULL.
Stack: ( INT ULONG -- [INT] EXCEPTION|null )