On Thu, 23 Jan 2025 20:15:35 GMT, Chris Plummer wrote:
> If you run hotspot with -XX:+DeoptimizeObjectsALot, it will create one or
> more DeoptimizeObjectsALotThread threads. This is one of many JavaThread
> subclasses that SA needs to know about, but in this case it does not. When SA
> tries
On Thu, 23 Jan 2025 20:15:35 GMT, Chris Plummer wrote:
> If you run hotspot with -XX:+DeoptimizeObjectsALot, it will create one or
> more DeoptimizeObjectsALotThread threads. This is one of many JavaThread
> subclasses that SA needs to know about, but in this case it does not. When SA
> tries
On Fri, 24 Jan 2025 23:23:43 GMT, Chris Plummer wrote:
> I don't see how that relates to this change. It sounds more like a general
> suggestion to overhaul of how vmStructs is implemented.
It relates because if something like that was available then we could register
types that are local to a
On Thu, 23 Jan 2025 22:30:48 GMT, Chris Plummer wrote:
> > Overall the changes seem fine, however it would be nice if the
> > vmStructs.cpp registration mechanism was modular and extensible, instead of
> > monolithic. That would make it easier to register private types, or even
> > types outsi
On Thu, 13 Feb 2025 17:14:59 GMT, Vladimir Kozlov wrote:
>> Remove virtual methods from CodeBlob and nmethod to simplify
>> saving/restoring in Leyden AOT cache. It avoids the need to patch hidden
>> VPTR pointer to class's virtual table.
>>
>> Added C++ static asserts to make sure no virtual
On Wed, 5 Feb 2025 14:41:39 GMT, Albert Mingkun Yang wrote:
>> Here is an attempt to simplify GCLocker implementation for Serial and
>> Parallel.
>>
>> GCLocker prevents GC when Java threads are in a critical region (i.e.,
>> calling JNI critical APIs). JDK-7129164 introduces an optimization t
On Thu, 13 Feb 2025 17:14:59 GMT, Vladimir Kozlov wrote:
>> Remove virtual methods from CodeBlob and nmethod to simplify
>> saving/restoring in Leyden AOT cache. It avoids the need to patch hidden
>> VPTR pointer to class's virtual table.
>>
>> Added C++ static asserts to make sure no virtual
On Thu, 13 Feb 2025 17:14:59 GMT, Vladimir Kozlov wrote:
>> Remove virtual methods from CodeBlob and nmethod to simplify
>> saving/restoring in Leyden AOT cache. It avoids the need to patch hidden
>> VPTR pointer to class's virtual table.
>>
>> Added C++ static asserts to make sure no virtual
On Thu, 13 Feb 2025 17:14:59 GMT, Vladimir Kozlov wrote:
>> Remove virtual methods from CodeBlob and nmethod to simplify
>> saving/restoring in Leyden AOT cache. It avoids the need to patch hidden
>> VPTR pointer to class's virtual table.
>>
>> Added C++ static asserts to make sure no virtual
On Thu, 13 Feb 2025 01:22:55 GMT, Vladimir Kozlov wrote:
> `CodeBlob::is_buffer_blob()` method is incorrectly used in few places because
> BufferBlob is not "leaf" class. You need to add checks for its subclasses too.
>
> I also updated statistic output for CodeCache (`-XX:+PrintCodeCache
> -X
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