[Pkg-opencl-devel] Bug#898257: libclc-r600: unable to compile any kernels for Radeon HD 5770

[Stuart Young]

Upstream patch (2 parts) that may be related (untested):

http://lists.llvm.org/pipermail/libclc-dev/2018-March/002851.html

Might be worth cherry-picking this patch to see if it helps, or simply
picking up latest upstream git.


On 9 May 2018 at 20:00, 10dmar10 <10dmar10 at gmail.com> wrote:

> Package: libclc-r600
> Version: 0.2.0+git20180312-2
> Severity: normal
>
> Hi,
>
> after recent upgrading I wasn't able to run any OpenCL application anymore.
>
> Any attempt to compile an OpenCL kernel fails with following error:
> fatal error: cannot open file '/usr/lib/clc/juniper-r600--.bc': Invalid
> record
>
>
> file /usr/lib/clc/juniper-r600--.bc
> /usr/lib/clc/juniper-r600--.bc: symbolic link to cedar-r600--.bc
>
> file /usr/lib/clc/cedar-r600--.bc
> /usr/lib/clc/cedar-r600--.bc: LLVM IR bitcode
>
> Hardware:
> 01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI]
> Juniper XT [Radeon HD 5770]
>
> clinfo output (other OpenCL programms fail with same error):
>
> Number of platforms                               1
>   Platform Name                                   Clover
>   Platform Vendor                                 Mesa
>   Platform Version                                OpenCL 1.1 Mesa 17.3.9
>   Platform Profile                                FULL_PROFILE
>   Platform Extensions                             cl_khr_icd
>   Platform Extensions function suffix             MESA
>
>   Platform Name                                   Clover
> Number of devices                                 1
>   Device Name                                     AMD JUNIPER (DRM 2.50.0
> / 4.16.6, LLVM 5.0.1)
>   Device Vendor                                   AMD
>   Device Vendor ID                                0x1002
>   Device Version                                  OpenCL 1.1 Mesa 17.3.9
>   Driver Version                                  17.3.9
>   Device OpenCL C Version                         OpenCL C 1.1
>   Device Type                                     GPU
>   Device Profile                                  FULL_PROFILE
>   Device Available                                Yes
>   Compiler Available                              Yes
>   Max compute units                               10
>   Max clock frequency                             850MHz
>   Max work item dimensions                        3
>   Max work item sizes                             256x256x256
>   Max work group size                             256
> === CL_PROGRAM_BUILD_LOG ===
> fatal error: cannot open file '/usr/lib/clc/juniper-r600--.bc': Invalid
> record
>   Preferred work group size multiple              <getWGsizes:675: build
> program : error -11>
>   Preferred / native vector sizes
>     char                                                16 / 16
>     short                                                8 / 8
>     int                                                  4 / 4
>     long                                                 2 / 2
>     half                                                 0 / 0        (n/a)
>     float                                                4 / 4
>     double                                               0 / 0        (n/a)
>
> ********** REST OMITTED ***********
>
>
>
>
> -- System Information:
> Debian Release: buster/sid
>   APT prefers testing
>   APT policy: (990, 'testing')
> Architecture: amd64 (x86_64)
>
> Kernel: Linux 4.16.6 (SMP w/3 CPU cores)
> Locale: LANG=de_DE.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8),
> LANGUAGE=de_DE.UTF-8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/dash
> Init: systemd (via /run/systemd/system)
>
> Versions of packages libclc-r600 depends on:
> ii  libclang-common-6.0-dev  1:6.0-3
> ii  libclc-dev               0.2.0+git20180312-2
>
> libclc-r600 recommends no packages.
>
> libclc-r600 suggests no packages.
>
> -- no debconf information
>
>


-- 
Stuart Young (aka Cefiar)
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