IDE for OpenCL development in Linux
Hi,Anyone have experience using IDE for developing Open CL program in Linux?Which one is good: Eclipse? Netbeans? other?I use CentOS 5.6.Thank you
View ArticleCPU and GPU outputs dont match even for a single threaded GPU execution
I am trying to run the following piece of LUDecomposition code in an OpenCL kernel.'A' below is a single precision floating point array. for( k = 0; k < N; k++ ) { for(j=k+1; j < N;...
View ArticleDelay between OpenCL kernel being queued and being run
I have recently moved an OpenCL application from a NVIDIA GPU to a Radeon HD 6320 Fusion running on Ubuntu 12.04, and it is unexpectedly running significantly slower. My program copies a very large...
View ArticlememtestCL-1.00-linux64 Random blocks errors on Tahiti
I am running memtestCL-1.00-linux64 on tahiti and it is giving random blocks errors. Is this because of a bug in AMDs OpenCL SDK?
View ArticleProblem with BUILD Program
Hi, I have a problem running samples or any other programs on C++ OpenCL wrappers. I could run samples in the cl/ folder. Whenever I run any samples from cpp_cl/ I get this error Build Options are :...
View ArticleCat 12.10 OpenCL compilation Bug
I have an OpenCL compilation Bug to report with Cat 12.10 drivers and Raistmer's Windows MBv7 Setiathome apps, with Cat 12.8 on initial start of the app, the compilations the app produces work O.K, and...
View ArticleOperation clock cycles
Hi, How can one tell how many clock cycles an ISA operation would take? For example, v_sqrt_f32 ? (if there were no bottlenecks) and how many of them can a compute unit run simultaneously? I found some...
View ArticleSegfault in clEnqueueNDRange() when is device memory full Catalyst 12.8
I noticed bug in new Catalyst 12.8 OpenCL runtime. Program just segafault when i enqueue kernel with buffer which doesn't fit into device memory.for(int i=0;i<count;i++) {...
View ArticleCompiler crash on a simple kernel
Hello, All I have a simple kernel which makes open cl api to crash on clBuildProgram(); i call it lioke this:clBuildProgram(program, 1, device, 0, NULL, NULL); // <- crash occures inside this call....
View ArticleclBuildProgram error with large kernel
I'm working on a program with a rather large kernel, about 400 lines of code, and when I try to compile it from source it doesn't always compile. To give some more technical background I'm working on...
View Articlecommand queue runtime statistics
hey, guys: I try to figure out the runtime of my kernels with multiple command queues, confirming that my command queues overlapped well. However, when it run in the cuda profile with on GT430, the...
View ArticleCatalyst 12.11beta constant crash
I have downloaded the Catalyst 12.11beta on Windows 8 Enterprise Evaluation version, and it causes a BSOD when I close the lid of the notebook with THREAD_EXCEPTION_NOT_HANDLED (or something similar, I...
View ArticleUsing a single CPU core without pinning the process to a specific core
I am running my OpenCL program on a cluster. The cluster software prefers jobs to use a single CPU core so it can utilize the nodes effectively. I tried using device fission to restrict my code to run...
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OpenCL with quad watercooled Radeon 7990s
The cards finally arrived: These are the 'workstation edition' of the Powercolor 7990 Devil13; to the best of my knowledge we are the only customer to have these. Currently testing them with the...
View Articlemaximum number of GPUs?
Is there a maximum number of GPUs that can be used for OpenCL computing? I heared there is a hard limit of 8 with the current linux drivers, but I'm not sure on windows. Technically it's not so...
View ArticleVery simple kernel crashes compiler
Crash occurs in application code and Kernel Analyzer It's a bit suprising, but the simple one line kernel in the code window crashs during compile in both application code and in the Kernel Analyzer....
View ArticleCat 12.10 OpenCL compilation Bug
I have an OpenCL compilation Bug to report with Cat 12.10 drivers and Raistmer's Windows MBv7 Setiathome apps, with Cat 12.8 on initial start of the app, the compilations the app produces work O.K, and...
View ArticleProblem compiling with atom_add and atom_inc (64 bit)
Hi I'm trying to squeeze more out of my kernel by performing synchronisation and using atomic instructions on shared memory. I'm queuing some 32768 work units but only want the results of 32767 of...
View Articlewhy atomics only for integer types??
I am interested if someone can tell why atomic extension are being introduced only for integer types (32bit and 64-bit). Are there any specific constraints in implementing them for other data types?...
View ArticleS10000P?
I have seen on several forums that AMD has announced the S10000 dual-Tahiti FirePro card aimed at workstations. I wanted to ask whether there are plans for passive cooled (S10000P) variant of this...
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