Crash with "assert(number_of_codes <= 256) failed: too many bytecodes"
tobias.hartmann at oracle.com
Fri Jul 28 15:59:30 UTC 2017
On 28.07.2017 16:07, Karen Kinnear wrote:
> Frederic said that he would work on the cleaner vgetfield removal when he gets back if that is helpful - he was hoping
> to work on it with you - since it obviously needs JIT changes as well.
Okay, thanks for letting me know.
I'll sync up with him.
>> On Jul 28, 2017, at 9:29 AM, Maurizio Cimadamore <maurizio.cimadamore at oracle.com> wrote:
>> Whohoo - thanks for looking after my breakages :-)
>> On 28/07/17 13:56, Tobias Hartmann wrote:
>>> All tests passed. I've pushed the changes.
>>> With Mandy's fix for 8185148, the repo should be stable again.
>>> Best regards,
>>> On 28.07.2017 11:20, Tobias Hartmann wrote:
>>>> On 28.07.2017 10:57, Tobias Hartmann wrote:
>>>>> (2) Oop map generation is broken because there is no way to determine if the _getfield bytecode accesses a value type field.
>>>>> -> I had to temporarily disable verification. See changes in generateOopMap.cpp/hpp. Checking itr->raw_code() == Bytecodes::_vgetfield is not sufficient and also a constant pool lookup does not work in all cases.
>>>>> Any ideas on how to fix this?
>>>> Okay, using the 'CellTypeState::refOrValueType' hack should do the job:
>>>> Best regards,
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