[PATCH, cleanup] Standardize access to ptid

[Luis Machado]

Ping?

Hopefully this patch is not too gross.

On 09/19/2013 07:28 PM, Luis Machado wrote:
> Hi,
>
> This is what i came up with in response to the presence of a number of
> macros to access ptid members and to do ptid-related checks.
>
> I've dropped all the macros and used the underlying implementation where
> suitable. New functions were created (ptid_is_lwp, ptid_is_tid) to do
> additional checks without the need of macros.
>
> I've grouped the null_ptid and minus_one_ptid checks inside
> ptid_is_invalid to reuse existing code.
>
> A run from the testsuite tells me there are no regressions.
>
> I've been extra careful to convert from the ptid-building macros to the
> ptid_build function since sol-thread.c and aix-thread.c had some
> variations regarding the position of TID/LWP inside the ptid. Please
> double check.
>
> Luis