[PATCH] D106891: [AMDGPU] [Remarks] Emit optimization remarks when an FP atomic instruction is converted into a CAS loop or unsafe hardware instruction for GFX90A

[Anshil Gandhi via Phabricator via cfe-commits]

gandhi21299 added inline comments.


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Comment at: llvm/lib/CodeGen/AtomicExpandPass.cpp:597
+      OptimizationRemark Remark(DEBUG_TYPE, "Passed", RMW->getFunction());
+      Remark << "A hardware instruction was generated";
+      return Remark;
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arsenm wrote:
> This is too strong of a statement here, although I think emitting anything here is useless
The only other option is SIISelLowering then.


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  https://reviews.llvm.org/D106891/new/

https://reviews.llvm.org/D106891