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Bug 1644863 - [libclc] OCL kernel compilation fails on amd GCN GPUs
Summary: [libclc] OCL kernel compilation fails on amd GCN GPUs
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: libclc
Version: 29
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Fabian Deutsch
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-10-31 18:31 UTC by Jan Vesely
Modified: 2018-12-06 03:57 UTC (History)
5 users (show)

Fixed In Version: libclc-0.2.0-13.git1ecb16d.fc29
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2018-12-06 03:57:06 UTC
Type: Bug
Embargoed:

Attachments (Terms of Use)

Description Jan Vesely 2018-10-31 18:31:59 UTC 
Description of problem: ocl program compilation fails

Version-Release number of selected component (if applicable):
libclc-0.2.0-12.gitc45b9df.fc29.x86_64

How reproducible:
Always

Steps to Reproduce:
1. clinfo

Actual results:
program crashes with the following error message.
Intrinsic has incorrect return type!
i8 addrspace(2)* ()* @llvm.amdgcn.dispatch.ptr

Expected results:
no crash

Additional info:
libclc needs to be rebuilt against llvm-7 which is now used by mesa:
Device Name                                AMD Radeon R7 Graphics (CARRIZO, DRM 3.26.0, 4.18.16-300.fc29.x86_64, LLVM 7.0.0)
Comment 1 Vedran Miletić 2018-11-13 18:39:03 UTC 
Confirmed on

00:01.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Kaveri [Radeon R5 Graphics] [1002:1315]

as clinfo fails with:

Intrinsic has incorrect return type!
i8 addrspace(2)* ()* @llvm.amdgcn.dispatch.ptr
Intrinsic has incorrect return type!
i8 addrspace(2)* ()* @llvm.amdgcn.dispatch.ptr
Intrinsic has incorrect return type!
i8 addrspace(2)* ()* @llvm.amdgcn.dispatch.ptr
Intrinsic has incorrect return type!
i8 addrspace(2)* ()* @llvm.amdgcn.implicitarg.ptr
LLVM ERROR: Broken function found, compilation aborted!
Comment 2 Jeff lats 2018-11-15 03:07:00 UTC 
Confirmed on

Radeon RX 550 Series (POLARIS12, DRM 3.26.0, 4.18.17-300.fc29.x86_64, LLVM 7.0.0)

Intrinsic has incorrect return type!
i8 addrspace(2)* ()* @llvm.amdgcn.dispatch.ptr
Intrinsic has incorrect return type!
i8 addrspace(2)* ()* @llvm.amdgcn.dispatch.ptr
Intrinsic has incorrect return type!
i8 addrspace(2)* ()* @llvm.amdgcn.dispatch.ptr
Intrinsic has incorrect return type!
i8 addrspace(2)* ()* @llvm.amdgcn.implicitarg.ptr
LLVM ERROR: Broken function found, compilation aborted!
Comment 3 Jeff lats 2018-11-29 10:29:10 UTC 
Thought I would try downgrading it but it looks like I would need to back-out the whole of FC29, so it seems that this bug has been in FC29 since release.
Comment 4 Fedora Update System 2018-12-04 00:13:49 UTC 
libclc-0.2.0-13.git1ecb16d.fc29 has been submitted as an update to Fedora 29. https://bodhi.fedoraproject.org/updates/FEDORA-2018-277e4ed0d5
Comment 5 Fedora Update System 2018-12-05 03:53:51 UTC 
libclc-0.2.0-13.git1ecb16d.fc29 has been pushed to the Fedora 29 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2018-277e4ed0d5
Comment 6 Fedora Update System 2018-12-06 03:57:06 UTC 
libclc-0.2.0-13.git1ecb16d.fc29 has been pushed to the Fedora 29 stable repository. If problems still persist, please make note of it in this bug report.
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