Assert in oopRecorder while compiling Graal

[Eric Caspole]

Thanks Tom!

On 10/14/2014 02:32 PM, Tom Rodriguez wrote:
> I removed the duplicate check so it should be ok now.
>
> tom
>
> On Oct 13, 2014, at 2:37 PM, Tom Rodriguez <tom.rodriguez at oracle.com> wrote:
>
>> This is an assert I recently added while fixing long code install times for graal.  It should be true for graal generated code now and seemed to be true for c1/c2 code so I left it in there.  It looks like in certain conditions it isn’t  Anyway, I’ll modify the assert.
>>
>> tom
>>
>> On Oct 13, 2014, at 2:30 PM, Eric Caspole <eric.caspole at amd.com> wrote:
>>
>>> Hi everybody,
>>> Since about last Thursday night my nightly Jenkins is getting new asserts like this:
>>>
>>> #  Internal Error (/home/ecaspole/views/graal-default/graal/src/share/vm/code/oopRecorder.cpp:42), pid=21514, tid=140271113053952
>>> #  assert(false) failed: duplicate found
>>>
>>>
>>> This is happening in C2 while compiling Graal code itself, while running the HSAIL tests.
>>>
>>> Usually:
>>>
>>> Current CompileTask:
>>> C2:  90345 17862       4 com.oracle.graal.compiler.alloc.LinearScan::assignLocations (224 bytes)
>>>
>>>
>>> Occasionally:
>>>
>>> Current CompileTask:
>>> C2:  91131 17255   !   4 com.oracle.graal.compiler.gen.NodeLIRBuilder::doBlock (478 bytes)
>>>
>>>
>>> This happens about half the time when I run the tests like below with debug or fastdebug build:
>>>
>>> ./mx.sh --vm server --vmbuild debug unittest -server -ea -esa -XX:-UseHSAILDeoptimization -XX:-UseCompressedOops  hsail.test
>>>
>>> We haven't changed anything lately. Thanks for any advice.
>>> Eric
>>
>