Re: clCreateKernel SIGSEGVs if used with binary image in openCL 1.2
I finally understood that you meant running the samples using these args. Did it and it worked. So problem was in my code. I compared kernel images for FFT_Kernels.cl with the sample's and were...
View ArticleRe: Question about HSA-OpenMP-GCC-AMD
Ah ha, that explains everything. We'll update the runtime and driver components as necessary and try again. It is fortunate that we do not need Okra on that partition anymore, now that we have...
View ArticleRe: Re: Device queues
@dipak - feel free to fork a thread for this but I was not able to create device side queues with OpenCL 1.2 friendly: cl_queue_properties props[] = { CL_QUEUE_PROPERTIES,...
View ArticleRe: HSA calls freeze ubuntu when invoked inside JNI method
Hi, Was just wondering if someone is looking into issue or if a test case is needed.
View ArticleRe: clCreateKernel SIGSEGVs if used with binary image in openCL 1.2
The bitnes of kernels depends on bitness of device. AFAIK you need set GPU_FORCE_64BIT_PTR=1 enviroment variable to build 64 bit code for device.
View ArticleIs global synchronization in OpenCL possible?
Hello everyone! As well known OpenCL barrier() function works only for single workgroup, and there is no direct possibility to synchronize workgroups. If it possible what's best approach for global...
View ArticleRe: Device queues
Hi Jason,Creating device-side queue requires OpenCL 2.0 supported devices. If you check the clinfo output, it should report the "Device OpenCL C version" as "OpenCL C 2.0" for that particular device....
View ArticleRe: clCreateKernel SIGSEGVs if used with binary image in openCL 1.2
Its good that you've identified the problem. As per the OpenCL spec, kernel program needs to be built/compiled irrespective of its created from source or binary. That's why, clBuildProgram() is a...
View ArticleHEADS UP: Forum Upgrade Coming
Folks, We are upgrading the forum software to a new version. This should happen the weekend of May 16, if all goes according to plan. So, about three weeks from now. I'll alert you of the precise dates...
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HEADS UP - SITE OFFLINE FOR MAJOR UPGRADE THURSDAY MAY 14
Everyone: DevGurus is scheduled to go offline about 10:30 AM Central time on May 14 as we build the AMD Community. We expect to be back up at some point the 16th or 17th. For more information, check...
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