Re: 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...
View ArticleA Survey of CPU-GPU Heterogeneous Computing Techniques
https://www.academia.edu/12355899/A_Survey_of_CPU-GPU_Heterogeneous_Computing_Techniques Accepted in ACM Computing Surveys 2015 This paper clearly shows how research on heterogeneous computing has...
View ArticleInstalling catalyst driver on Kaveri APU
I have been trying to install the catalyst driver for last few days, but its harder than I was expecting:-( I am giving you the detailed info thinking that it might be helpful to resolve the issue and...
View ArticleMistake in AMD GCN 3 ISA Reference (VOP_SDWA, VOP_DPP)
Hi, I am amateur. I found mistake in AMD GCN3 ISA Reference in VOP2, VOP1 and VOPC encoding format. In these places manual describes values in SRC0 field anddescribes 249 and 250 values as reserved....
View ArticleDig out memory usage by using CodeXL
Hi there, I am new CodeXL, and I was wondering is there anyway by using it to dig out the memory usage of the kernel.The memory usage section in the debugger here only indicate the memory usage by the...
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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 new AMD Community. We expect to be back up at some point late in the afternoon of the 16th, or...
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