[Bug target/60737] rs6000 expand_block_clear uses word stores on double word pointer

[amodra at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60737

Alan Modra <amodra at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |ASSIGNED
            Version|4.8.3                       |4.10.0
   Last reconfirmed|                            |2014-05-01
          Component|middle-end                  |target
                 CC|                            |amodra at gmail dot com
           Assignee|unassigned at gcc dot gnu.org      |amodra at gmail dot com
         Resolution|DUPLICATE                   |---
     Ever confirmed|0                           |1

--- Comment #3 from Alan Modra <amodra at gmail dot com> ---
Reassigning as one aspect of this bug is target specific.  If -mno-strict-align
we should be using 64-bit stores regardless of the alignment info.  What
matters for 64-bit ld/std instructions is that when using reg+offset addressing
that the offset be a multiple of 4.