12 RFR(S) 8215205: javaVFrame much slower than vframeStream

dean.long at oracle.com dean.long at oracle.com
Mon Dec 17 22:40:58 UTC 2018


This change allows a stackwalk to continue using the faster vframeStream 
iterator, but changing to a javaVFrame lazily as needed.  It introduces 
a new API

   javaVFrame* vframeStreamCommon::asJavaVFrame()

The first user of this API will be JDK-8214329, which is why this issue 
is a P3.


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