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

[Tobias Hartmann]

Hi Dean,

looks good to me.

There is a typo in vframe_hp.hpp:76 "vframd_id" -> "vframe_id".

Best regards,
Tobias

On 17.12.18 23:40, dean.long at oracle.com wrote:
> https://bugs.openjdk.java.net/browse/JDK-8215205
> http://cr.openjdk.java.net/~dlong/8215205/webrev
> 
> 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.
> 
> dl