>> long_call:
>> pushl $0xfffff000
>> ret
>>
>
> Because the number pushed onto the stack is a displacement, not
> an address, i.e., -4095. To have the address act as an address,
Not true. A ret(urn) is (sort of) equivalent to 'pop %eip'. The above
code would actually jump to address 0xfffff000, but probably be slow
since it confuses the branch prediction.
Bart
-- Bart Hartgers - TUE Eindhoven http://plasimo.phys.tue.nl/bart/contact.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/