• re-ordering opencl

    I'd like to run this simple C-code in GPU with an OpenCL-kernel. Is is possible?   /* new re-order */ #include <stdio.h>   int main() {int a[15]={7,8,0,4,13,1,14,5,10,2,3,11,12,6,9};  int b[15];...
    christa_bln
    last modified by christa_bln
  • What is going on with OpenCL and Ryzen?

    I like AMD and Ryzen for the sheer number of cores and horsepower it has, aside from other things, and I used to be able to see "AMD PARALLEL ACCELERATED PROCESSING UNIT, RYZEN 7 1700X" under my VRay tab render settin...
    zhubinator
    last modified by zhubinator
  • Offline compilation for gfx906 not possible on a VM

    We used to compile our OpenCL code on a virtual machine without an AMD GPU by extracting all DLL files from AMD driver to a folder in PATH. This worked fine until at least Catalyst 17.8.2 and allowed us to compile bin...
    timchist
    last modified by timchist
  • Kernel execution time discrepancy

    I have a kernel that executes a few times per second. There are 2 anomalies that I can't figure out.   1 (less important). Every 3-4 seconds the gap between the end of the kernel execution and the start of the n...
    kbala
    last modified by kbala
  • solved

    .
    pontiacgtx*
    last modified by pontiacgtx*
  • Optimize LC0 - Leela Chess Zero - for AMD GPUs

    Heyho AMD community,   we are all aware about the neural network hype on gpus, and most have noticed that Nvidia has simply the forehand with their cuDNN framework.   Personally I am convinced that AMD mak...
    smato2018
    created by smato2018
  • Radeon vii and fft

    Hello, is there by any chance a recommended  ocl package of ffts for radeon vii? clfft was coded for previous generations of cards. --
    dns.on.gpu
    last modified by dns.on.gpu
  • What the error "HSAIL doesn't support OpenCL extension spir" means?

    I am trying to use SPIR in Windows with the latest AMD Adrenalin 19.5.2, but since I upgraded to the latest version I'm getting this error in the call to clBuildProgramWithBinary   Error: HSAIL doesn't support Op...
    tluisrs
    last modified by tluisrs
  • I need a debugger Open CL in my RX570

    Recently i installed a program that use my Graphical card, buy, i dont know what are doing in my computer, i need see that what happen. I need a window where i see that happen, console mode...   This program use...
    harrybelafonte
    last modified by harrybelafonte
  • GPUs: pick-n-mix

    Hello.   Is it possible to use ocl with 2 of more different gpus under linux? I am interested in mixing two Rad_vii, with two 280x and even one or two 7950. --
    dns.on.gpu
    last modified by dns.on.gpu
  • What's the best or the recommended way to copy the data from scalar registers to GDS?

    Perhaps, there's something that I'm not seeing in the docs, so I apologize in advance.   I've got 16 dwords in scalar registers s16-s31. I need to copy that data from the scalar registers to GDS at the GDS base ...
    sp314
    last modified by sp314
  • Getting stuck in a loop, does local variable not visible to other workitems in a work group?

    This is my kernel code: __kernel void test(__global int *input_vector,__global atomic_int *mem_flag) {     local int d[32];     if(get_local_id(0)==0) {      &#...
    avinashkrc
    last modified by avinashkrc
  • clEnqueueAcquireD3D11ObjectsKHR blocks for a long time

    In my application, I have a processing thread that enqueues an OpenCL kernel that writes to a ID3D11Texture2D object.   Everything works fine in terms of correctness. I can successfully acquire the shared O...
    elad
    last modified by elad
  • I am trying to testout how well atomicity performs on APU. But my sample program hangs the system

    I am trying to testout how well atomicity performs on APU. But my sample program does not update the variable properly hence whole system hangs as I check for updated value at either side (cpu and gpu)  in while ...
    avinashkrc
    last modified by avinashkrc
  • Newbie introduction and seeking guidance.

    Hello my name is Ernst. I have a passion for binary level data encoding.  I work on my workstation running a AMD 9590 and recently I made the decision to upgrade my NVIDIA GPU to twin Radeon wx 5100s pros'. I am...
    ernst0
    last modified by ernst0
  • OpenCL Library link with GCC issue

    Hi, I needed some help with linking the OpenCL libraries along with gcc. Thanks, Jatin !
    jatin_gaur
    last modified by jatin_gaur
  • OpenCL compiler SIGSEGV'ing

    Hello!   So I've been writhing my OpenCL project until I run into a strange problem: a call to clBuildProgram results in a segmentation fault.   I'm providing a sample code here (see attached archive) that...
    be_dos
    last modified by be_dos
  • How do OpenCL global memory requests work?

    My issue is with Section 2.6.1 of the "OpenCL Optimization Guide" (Hiding Memory Latency with ALU Operations) 2.6.1 Hiding Memory Latency with ALU Operations It seems when you send a global memory request 1 ...
    cardboard
    last modified by cardboard
  • OpenCL 64 bit atomics under Vega 8 Integrated Graphics on Win10 ?

    I am working to compile an OpenCL program which needs 64bit atomics (atomic_xchg and atomic_add, with long datatype). I have added " #pragma OPENCL EXTENSION cl_khr_int64_base_atomics : enable" and the ...
    glupescu
    last modified by glupescu
  • Strategies on reducing VGPR usage - and, where do they come from?

    Aside from a detrimental memory latency issue I reported in this thread, I also noticed that my OpenCL code on AMD GPUs suffered from large VGPR usage.   For the voxel-based Monte Carlo simulator, MCXCL (https:/...
    FangQ
    last modified by FangQ