• Broken OpenCL drivers for RX5700

    Hello. I see many messages regarding wrong results that AMD RX 5700 cards producing. Those results are consistent (being WRONG) enough to pass statistical validation.   Why AMD being long-term and knowable corp...
    Raistmer
    last modified by Raistmer
  • Offline compilation for gfx1010 crashes

    When I try to compile any OpenCL source for gfx1010, the test application crashes in one of the AMD driver DLLs. Tested with Adrenalin 19.7.1 and 19.7.3 on Windows 10 and Windows 7.   That's a crash report I am...
    timchist
    last modified by timchist
  • How to compile offline with LLVM-8 for AMDPAL

    Dear community,   I am planning to ship a software using binary kernels with inline asm. Therefore I decided to go with LLVM based offline compile, since the buildin pal compiler can not handle this. Hereby it i...
    lolliedieb
    last modified by lolliedieb
  • 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
  • clGgetDeviceIDs suddenly very slow

    We are currently developing an OpenCL application on Windows 10 (Visual Studio 2017) but have noticed that the OpenCL performance has recently degraded, with the call to clGetDeviceIDs now taking around 10 second...
    andyste1
    last modified by andyste1
  • Why does device's opencl version using cl2.hpp shows a opencl 1.2 device while the SDK has opencl 2.0?

    when I get the cl::device info with CL_DEVICE_VERSION flag it shows I have a gpu compatible with opencl1.2 but it is in fact opencl 2.0 (the platform shows it is compatible with 2.1 and the Fiji has support for OpenCL...
    pontiacgtx*
    last modified by pontiacgtx*
  • Why I can't use buffers with 4GB?

    Hi, I'm using OpenCL on Windows 10 and a Radeon RX580 card (8GB VRAM). I tried to allocate two buffers with 4GB to use in a kernel, but at this size, all I get is 0.0. I double checked address bits and it is 64 and th...
    nightz85
    last modified by nightz85
  • Why not ship the latest OpenCL ICD Loader?

    In order to enumerate OpenCL platforms in a system, the ICD loader is usually the best option because it allows a platform independent way of having multiple OpenCL implementations in the same system.   The Rade...
    tluisrs
    last modified by tluisrs
  • 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
  • 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
  • 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
  • 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
  • OpenCL driver bug

    EDIT: reformat  EDIT 2: correct driver version   Found a weird behavior in AMD's OpenCL compiler. Code taken straight from Boost library:   __kernel void serial_adjacent_find(const uint size, __global...
    rosenrodt
    last modified by rosenrodt
  • OpenCL development for Radeon VII under Windows 7

    Hello!   Recently I've bought a Radeon VII for OpenCL development purposes.   I installed it in my dual-boot Windows 7 & Linux machine, and now I'm trying to setup a development environment.   My...
    be_dos
    last modified by be_dos
  • Error code -2 (Device not availaible) when running clCreateContextFromType

    Hello Everyone,   I'm currently retesting some OpenCL code and I recently had a problem on my code. When I'm trying to get the device list on my computer with the C++ Wrapper function ... I get a error...
    fyfy
    last modified by fyfy
  • OpenCL: Delay in inter-kernel execution when requesting callbacks

    Hi I have a problem with delays in kernel execution when I request callbacks from OpenCL. In my application, I need to execute kernels at a "very" high rate (around 300Hz), and I need a callback to my host applicati...
    nfogh
    last modified by nfogh
  • OpenCL compilation hangs forever

    Hi all,   I am trying to compile this project for an AMD GPU: GitHub - webmaster128/lisk-vanity: A tool to generate short Lisk addresses with GPU support   The c.l files are in lisk-vanity/src/opencl at m...
    webmaster128
    last modified by webmaster128
  • Optimizing data transfer with APU (best way to test zero-copy?)

    So finally I have got my APU test system (I paid for it!): -CPU: AMD Ryzen 5 2400G -MB: Asrock X470 Fatality Gaming mini-ITX -RAM: G.Skill 3200 C14, 16GB*2 -OS: Windows 10 Pro -IDE and compiler: Visual Studio 2017 Com...
    sandbo
    last modified by sandbo
  • SPIR support in new drivers lost

    I already ask this question in Drivers & Software section but nobody answer.   --------------------------------------------------------------------------------------------------------------------------------...
    ipse
    last modified by ipse
  • OpenCL amdgpu-pro generated code performance - please convert 'select' to cndmask

    Hi,   I don't know if this place is the best place to report opencl compiler performance issues, but well I didn't find a better place.   SUMMARY: Please AMD devs, when an OpenCL dev takes the time to expl...
    mannerov
    last modified by mannerov