[PATCH] D91323: [PowerPC] Add support for intrinsics dcbfps and dcbstps in P10.

EsmeYi via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Nov 16 19:23:31 PST 2020


Esme added inline comments.


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Comment at: llvm/include/llvm/IR/IntrinsicsPowerPC.td:38
+  def int_ppc_dcbfps : Intrinsic<[], [llvm_ptr_ty], []>;
+  def int_ppc_dcbstps: Intrinsic<[], [llvm_ptr_ty], []>;
 
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steven.zhang wrote:
> I didn't go into the detail of the definition of the intrinsic. But could you please double confirm if we need to set `IntrWriteMem, IntrArgMemOnly` as it seems that dbcf stuff is trying to write memory.
Thanks for your comment. The dcbf_ instructions perform the writes to main storage instead of memory. So there is no need to set `IntrWriteMem, IntrArgMemOnly`. Please correct me if I am wrong.


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  https://reviews.llvm.org/D91323/new/

https://reviews.llvm.org/D91323



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