pthread_rwlock_unlock.S unaligned access to PSHARED

[Ulrich Drepper]

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Clemens Kolbitsch wrote:
> Is there a specific reason for not using
> 
> movb	PSHARED(%edi), %ecx

Yes, movb doesn't fill in the right value.  But it should have
consistently be movzbl.  This was used in some places but not
everywhere.  It's fixed now.

- --
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖
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