[RFC v2][PATCH 15/27] Add Infinity THREAD_SELF macros to sysdeps/sparc/nptl/tls.h

[Andreas Schwab]

Gary Benson <gbenson@redhat.com> writes:

> I was trying to make sense of what sparc is doing for libthread_db
> too.  It has:
>
>   # define DB_THREAD_SELF \
>     REGISTER (32, 32, 10 * 4, 0) \
>     REGISTER (64, __WORDSIZE, (6 * 8) + (__WORDSIZE==64?0:4), 0)
>
> Similarly s390 has:
>
>   # define DB_THREAD_SELF REGISTER (32, 32, 18 * 4, 0) \
>                           REGISTER (64, __WORDSIZE, 18 * 8, 0)
>
> Could the __WORDSIZE in both of those be replaced with 64?

No, of course not.  It is 32 in a 32-bit process.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."