[PATCH] D98136: [RISCV][RFC] Initially support the K-extension instructions on the LLVM MC layer

Xinlong Wu via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sun Apr 4 23:21:18 PDT 2021


VincentWu added inline comments.


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Comment at: llvm/lib/Target/RISCV/RISCVSchedRocket.td:19
   let MispredictPenalty = 3;
-  let UnsupportedFeatures = [HasStdExtV, HasStdExtZvamo, HasStdExtZvlsseg];
+  let UnsupportedFeatures = [HasStdExtV, HasStdExtZvamo, HasStdExtZvlsseg, HasStdExtZkr, HasStdExtZknd, HasStdExtZkne, HasStdExtZknh, HasStdExtZksed, HasStdExtZksh];
 }
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it seems too long, but we haven't found a good way to shorten them. have any ideas?


Repository:
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CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D98136/new/

https://reviews.llvm.org/D98136



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