[PATCH] D93191: [DAGCombine][PowerPC] Fold select_cc constants when comparing zero into trivial ops

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added inline comments.


================
Comment at: llvm/include/llvm/CodeGen/TargetLowering.h:2790
+    return false;
+  }
+
----------------
We need to determine whether other targets would benefit from this - otherwise I'd suggest the initial implementation was purely inside PPCISelLowering


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  https://reviews.llvm.org/D93191/new/

https://reviews.llvm.org/D93191