Re: [RFC/RFA] gdb extension for Harvard architectures

Andrew Cagney
2001-10-03T14:38:00Z

> Andrew Cagney wrote:
>
>>
>
>> > May I suggest:
>
>> >> if ((space_flag & TYPE_FLAG_SPACE_MASK) == TYPE_FLAG_CODE_SPACE)
>> >>
>> >> I'd prefer to preserve the knowledge that an object is in only one
>> >> space.
>
>> >
>> >
>> > Sure, good suggestion.
>
>>
>> Remember, the number of spaces is determined by the target architecture.
>> You can probably reserve a fixed set but it may eventually overflow.
>
>
> And as you observed (I think), it would eventually be desireable
> to give the target arch the ability to define the spaces.
> My hardwiring of "code" and "data" is just an initial step.
> When we make it extendable, the internal implementation may be
> entirely different, and the artificial limit on the number of
> address spaces may go away.

Ah, define code, data and I/O bits and then leave the problem of
changing that to an enum / integer / struct ... to the person that has
all the address spaces.

Probably a good choice,

Andrew