[PATCH] D147406: [LoongArch] Optimize multiplication with immediates

[WÁNG Xuěruì via Phabricator via llvm-commits]

xen0n added inline comments.


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Comment at: llvm/lib/Target/LoongArch/LoongArchISelLowering.cpp:3143
+        ((Imm - 2).isPowerOf2() || (Imm - 4).isPowerOf2() ||
+         (Imm - 4).isPowerOf2() || (Imm - 8).isPowerOf2()))
+      return true;
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Do you mean `Imm - 8` and `Imm - 16` instead?


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  https://reviews.llvm.org/D147406/new/

https://reviews.llvm.org/D147406