[PATCH] D74937: [AMDGPU] Implement copyPhysReg for 16 bit subregs

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec added inline comments.


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Comment at: llvm/test/CodeGen/AMDGPU/lo16-hi16-physreg-copy.mir:105
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arsenm wrote:
> Needs some tests with both halves in the same 32-bit register
> 
> Also need some with kill and undef flag handling
Good catch about the same VGPR. I will need some special handling for it.


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  https://reviews.llvm.org/D74937/new/

https://reviews.llvm.org/D74937