[PATCH] D99352: [AMDGPU] ds_read_*/ds_write_* operations require strict alignment.

[Jay Foad via Phabricator via llvm-commits]

foad added inline comments.


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Comment at: llvm/test/CodeGen/AMDGPU/ds_read2.ll:603
+; GFX9-UNALIGNED-NEXT:  v_add_u32_e32 v1, s4, v0
+; GFX9-UNALIGNED-NEXT:  ds_read_u8 v2, v1
+; GFX9-UNALIGNED-NEXT:  ds_read_u8 v3, v1 offset:1
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@rampitec didn't you say that you rely on unaligned dword reads to get good performance? So I guess this change is unacceptable.


Repository:
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  https://reviews.llvm.org/D99352/new/

https://reviews.llvm.org/D99352