double, double_n
Greetings,Does the OpenCL SDK support the types double and double_n?Will the HD 5000 graphics support it?Many thanks,Mike
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Install erorr: Intel SDK for OpenCL on Amazon AWS node Windows
Hi all, I am getting an error trying to install the new 2013 OpenCL SDK on an Amazon AWS node.The error msg says that the OS is not WIndows Server 2008 R2, but I think it actually is. Has anyoneseen...
View ArticleIntel® Performance Primitives Now Supports OpenCL & Intel® Processor Graphics
Intel IPP is now previewing a device-side OpenCL library and a new C/C++ library, both targeting computer vision and advanced image processing acceleration on Intel® Processor Graphics. This enables...
View ArticleclGetProgramBuildInfo returns CL_BUILD_NONE
We have an OpenCL program that works fine on my OS X machine. We just set up a machine with a Xeon Phi and Intel MPSS. However, even when not using the Phi but the Xeon CPU, the CL_PROGRAM_BUILD_STATUS...
View ArticleOpenCL & HD Graphics 4000 & Linux Support
Hello,I have noted that, Intel SDK for OpenCL applications XE 2013 - for Linux does not support Intel HD Graphics 4000. What is reason for this? What are future plans for HD Graphics 4000 support under...
View ArticleOPENCL MIC DEVICE HW EXCEPTION
Hi, I have encountered a problem when running a matrix multiplication kernel on MIC. It says as follows. The kernel uses local memory. The weird thing is that the error occurs depending on the...
View ArticleTuning Tools
hey guys:I want to tune my OpenCL kernel running on HD 4000 of my i5-3317U processor, on Windows 7. I spent days to exploit the tools helping me to tackle the bottleneck of my kernel. However, I was...
View ArticleLicensing for Intel SDK for OpenCL* Applications 2013
Our Australian company is looking to do some research work with Intel SDK for OpenCL* Applications 2013, but we do not know:* the best licence variety* the costs involved.* who to puchase throughWe...
View ArticleTrying to install OpenCL on RHEL 5
Hello, when trying to run the command:[root @ nova21] # rpm-ivh OpenCL-1.2-base-3.0.67279-1.x86_64.rpmwarning: OpenCL-1.2-base-3.0.67279-1.x86_64.rpm: Header V3 RSA/SHA1 signature: NOKEY, key ID...
View ArticleDebugging Intel OpenCL kernels in Visual Studio
Yes, this works for a C++ based Intel OpenCL project - however, my goal is to make this work for .NET bindings too (in particular, my bindings that can be found here http://openclnet.codeplex.com).As I...
View Articleopencl-sdk-xe Download broken?
Hello forum,I just tried to start learning OpenCL and was wondering whether the download link is broken.I have an Ubuntu system and found instructions how to install the Intel OpenCL SDK....
View ArticleKernel not linking properly on Xeon Phi accelerator
Hi,My department has just installed a Xeon Phi accelerator in our research cluster and I want to test several simple OpenCL kernels on it.Consdering the OpenCL execution portability, I just changed the...
View ArticleclCreateContext fail with CL_EGL_DISPLAY_KHR
HI, Im trying to create GL shared CL context with below properties in window + intel opencl sdkproperties.append(CL_GL_CONTEXT_KHR);...
View ArticleIntel SDK for openCL application 2013
hi,I install Intel SDK for openCL application 2013 setup on win7 which has installed VS2008 and I failed.It show that"The installer identified that the Microsoft Visual 2008 software was never...
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Memory leaks in clBuildProgram
Hello,Memory usage of attached program continue to increase. It doesn't happen if a line that contains clBuildProgram call is removed.I'm using Ubuntu 12.04.1, Intel SDK for OpenCL Applications 2013...
View Articleprintf() with get_global_id uses wrong placeholder
Hi everyone,I stumbled over a weird behavior that I cannot explain: size_t global_work_sizes[2] = {1, 1}; ret = clEnqueueNDRangeKernel(command_queue, kernel, 2, NULL, global_work_sizes, NULL, 0, NULL,...
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Bug in OpenCL debugger
Hello,I have some problems with the Intel Debugger. Here is below and attached a minimal code where you can find the problem (the site doesn't allow .cl extension, so the file is in cpp...
View ArticleDebug an access violation on the CPU
Hi,Is there a way to debug a crash (an access violation) with the debugger ? (Or another way) ?I got a crash in a kernel... but don't know where it happend in the code !!
View ArticleIncorrect kernel execution with barrier(CLK_LOCAL_MEM_FENCE)
Consider the following kernel: __kernel void test(__global float2 *output, __global float2 *input) { __local float lmem[8]; float2 a; const size_t tid = get_global_id(0); if(tid / 8 ==...
View ArticleOpenCL error CL_DEVICE_NOT_AVAILABLE Ubuntu 13.04, Intel Core 2 Duo SU7300
I am having difficulty running OpenCL applications on the CPU of my Lenovo Thinkpad X200si laptop (Ubuntu 13.04). OpenCL programs compile normally, I can find my CPU as a device, but I cannot create a...
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