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This small change only does a STAB read barrier if we really read a
string from the string intern table.<br>
<br>
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This is a small optimization, and the old code may contribute to the
malloc failures in <a
href="https://bugs.openjdk.java.net/browse/JDK-8134992"
title="vm/gc/compact/Compact_InternedStrings_Strings failed due to
a malloc() failure" class="issue-link"
data-issue-key="JDK-8134992">JDK-8134992</a>
"vm/gc/compact/Compact_InternedStrings_Strings failed due to a
malloc() failure" <br>
<br>
RFE:
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<a class="issue-link" data-issue-key="JDK-8149837"
href="https://bugs.openjdk.java.net/browse/JDK-8149837"
id="key-val" rel="4865448">JDK-8149837</a><br>
Webrev: <a class="moz-txt-link-freetext" href="http://cr.openjdk.java.net/~drwhite/8149837/webrev.01/">http://cr.openjdk.java.net/~drwhite/8149837/webrev.01/</a><br>
<br>
Tested: jprt<br>
<br>
Thanks! <br>
- Derek<br>
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