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    <body><span class="vcard"><a class="email" href="mailto:hfinkel@anl.gov" title="Hal Finkel <hfinkel@anl.gov>"> <span class="fn">Hal Finkel</span></a>
</span> changed
              <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - [ppc] missed chance to use rlwnm"
   href="https://llvm.org/bugs/show_bug.cgi?id=27356">bug 27356</a>
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             <table border="1" cellspacing="0" cellpadding="8">
          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
          </tr>

         <tr>
           <td style="text-align:right;">Status</td>
           <td>NEW
           </td>
           <td>RESOLVED
           </td>
         </tr>

         <tr>
           <td style="text-align:right;">Resolution</td>
           <td>---
           </td>
           <td>FIXED
           </td>
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            <b><a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - [ppc] missed chance to use rlwnm"
   href="https://llvm.org/bugs/show_bug.cgi?id=27356#c2">Comment # 2</a>
              on <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - [ppc] missed chance to use rlwnm"
   href="https://llvm.org/bugs/show_bug.cgi?id=27356">bug 27356</a>
              from <span class="vcard"><a class="email" href="mailto:hfinkel@anl.gov" title="Hal Finkel <hfinkel@anl.gov>"> <span class="fn">Hal Finkel</span></a>
</span></b>
        <pre>(In reply to <a href="show_bug.cgi?id=27356#c1">comment #1</a>)
<span class="quote">> (In reply to <a href="show_bug.cgi?id=27356#c0">comment #0</a>)
> > Double-check to make sure because my PPC is beyond rusty, but I think this
> > is:
> > 
> >         subfic r4, r4, 32
> >         rlwnm r3, r3, r4, 31, 31

> Yes. I've used cvc4 to verify that this is true (assuming that y < 32 --
> three cheers for undefined behavior!).

> Also, for y < 64, we also can use rldcl(x, subfic(y, 64), 63).</span >

Patterns added in r280454. Thanks!</pre>
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