RFR(XS): 8075921: assert assert(allocx == alloc) fails in library_call.cpp
roland.westrelin at oracle.com
Tue Mar 31 07:48:41 UTC 2015
Thanks for the review, Vladimir (K). And thanks for the initial review, Vladimir (I).
> On Mar 30, 2015, at 7:51 PM, Vladimir Kozlov <vladimir.kozlov at oracle.com> wrote:
> Okay, good.
> On 3/27/15 6:11 AM, Roland Westrelin wrote:
>> Hi Vladimir,
>> Thanks for looking at this.
>>> Null checks can also make stop fast path in inline_arraycopy(). I think you should add some stopped() checks there too if needed.
>> All guards can stop the fast path, not only the null checks. What about this:
>> Some code that generates guards already check for stopped(). I’ve added new checks only where they were missing.
>>> On 3/26/15 6:10 AM, Roland Westrelin wrote:
>>>> During arraycopy intrinsic construction, control becomes top after arraycopy guards are added and that confuses the logic that moves the tightly coupled allocation.
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