[PATCH] D79754: [OpenMP][AMDGCN] Support OpenMP offloading for AMDGCN architecture - Part 1

Yaxun Liu via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Mon May 11 21:35:26 PDT 2020


yaxunl added inline comments.


================
Comment at: llvm/include/llvm/ADT/Triple.h:700
     return getArch() == Triple::r600 || getArch() == Triple::amdgcn;
   }
 
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jdoerfert wrote:
> What's the difference between an AMDGPU and AMDGCN?
AMDGPU inlude r600 and amdgcn. r600 are old AMD GPUs. They do not support flat address space therefore cannot support CUDA or HIP.


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  https://reviews.llvm.org/D79754/new/

https://reviews.llvm.org/D79754





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