[Beignet] Unit test fail (and regression?) on i7-4702HQ

[Yichao Yu]

On Mon, Oct 20, 2014 at 11:14 AM, Zhigang Gong <zhigang.gong at gmail.com> wrote:
> Could you try to run all unit test cases with 0.9.3 version and share
> the full output here?
> Thanks.

Here it is[1]

Configured with

cmake .. -DCMAKE_BUILD_TYPE=RelWithDebInfo
-DPYTHON_EXECUTABLE=/usr/bin/python2 -DCMAKE_INSTALL_PREFIX=/usr

Compiled with gcc 4.9.1

[1] https://gist.github.com/yuyichao/4ae6cb022bd0870a14c7

>
> On Mon, Oct 20, 2014 at 11:10 PM, Yichao Yu <yyc1992 at gmail.com> wrote:
>> On Mon, Oct 20, 2014 at 8:05 AM, Zhigang Gong <zhigang.gong at gmail.com> wrote:
>>> I can't reproduce it with current git master git-8fe98a on my MacBook
>>> Air i5-4260U.
>>> Could you help to bisect this utest regression on your system?
>>> Thanks.
>>
>> I haven't tryed bisecting with my own program (which has a good
>> commit) but it seems that that test fails here with 0.9.3 (and the
>> corresponding commit in master branch) as well (and 0.9.2 doesn't want
>> to compile with my llvm 3.5.0)
>>
>> Is there any other info I can provide to figure out the problem?
>>
>> Yichao Yu
>>
>>>
>>> On Mon, Oct 20, 2014 at 7:48 PM, Yichao Yu <yyc1992 at gmail.com> wrote:
>>>> Hi,
>>>>
>>>> With current master, the unit test compiler_atomic_functions fails with output
>>>>
>>>> compiler_atomic_functions()    [FAILED]
>>>>     Error: ((int *)buf_data[0])[i] == cpu_dst[i]
>>>>   at file /home/yuyichao/projects/archcn/repo/beignet-git/src/beignet/utests/compiler_atomic_functions.cpp,
>>>> function compiler_atomic_functions, line 92
>>>>
>>>> on my laptop with i7-4702HQ.
>>>>
>>>> I was running the unit tests because I've noticed that some of my code
>>>> which runs fine with beignet a few commits ago fails with the current
>>>> master. The code runs with beignet 0.9.3 (and IIRC some later commit
>>>> at the master branch as well) but it fails on the current master with
>>>> the following error after freezing the screen for a few seconds.
>>>>
>>>> python: /home/yuyichao/projects/archcn/repo/beignet-git/src/beignet/src/intel/intel_gpgpu.c:703:
>>>> intel_gpgpu_check_binded_buf_address: Assertion
>>>> `gpgpu->binded_buf[i]->offset != 0' failed.
>>>>
>>>> Kernel version 3.17.0
>>>> Kernel patch for haswell applied.
>>>> cmd_parser turned off just in case (doesn't work when enabled wither)
>>>>
>>>> Yichao Yu
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